CN110303545B

CN110303545B - A4 paper double-rotary cutter paper cutting, ream paper production and case packaging integrated production line

Info

Publication number: CN110303545B
Application number: CN201910620642.4A
Authority: CN
Inventors: 钟爵麟
Original assignee: DONGGUAN JUNXING MACHINERY TECHNOLOGY CO LTD
Current assignee: DONGGUAN JUNXING MACHINERY TECHNOLOGY CO LTD
Priority date: 2019-07-10
Filing date: 2019-07-10
Publication date: 2024-02-20
Anticipated expiration: 2039-07-10
Also published as: CN110303545A

Abstract

The invention discloses an A4 paper double-convolution-cutter paper cutting, ream production and box packaging integrated production line, which comprises a double-convolution-cutter paper cutting mechanism for cutting roller paper into A4 paper, a ream packer which is in butt joint with the double-convolution-cutter paper cutting mechanism and is used for packing piled A4 paper into ream, and a box mechanism which is in butt joint with a ream packer and is used for carrying out box packaging on the ream; the double-rotary-knife paper cutting mechanism comprises a paper feeding assembly, a traction assembly, a slitting assembly, a transverse cutting assembly, a paper feeding assembly and a paper collecting assembly. The invention integrates paper cutting, ream packaging and case packaging, and has high processing efficiency.

Description

A4 paper double-rotary cutter paper cutting, ream paper production and case packaging integrated production line

Technical Field

The invention relates to the technical field of paper cutting equipment, in particular to an A4 paper double-rotary cutter paper cutting, ream paper production and box packaging integrated production line.

Background

The paper cutting machine is used for cutting paper of required specification, and the traditional mechanical paper cutting machine is developed to the microcomputer program control at present, so that the production preparation time is shorter, the cutting precision is higher, the labor intensity is lower, the operation is safer, and along with the development of market economy, more investors need the paper cutting machine with small occupied space, small investment, quick return and strong operability.

For mass paper processing production, in order to improve production efficiency, modern production methods all adopt a continuous production line for operation, and automatic mechanical equipment is configured in each corresponding department of the continuous production line, so that the labor intensity of workers is greatly reduced.

The existing automatic equipment and production line for cutting and packaging paper have the defects that firstly, the existing paper cutting and packaging processing adopts the independent paper cutting equipment, the ream packaging equipment and the case packaging equipment for cutting and packaging processing, the independent equipment is adopted for processing, the product is required to be transported between the equipment, the processing efficiency is low, and the packaged paper pile quality is low through multiple transfer; secondly, the existing production line for processing and producing paper adopts the arrangement of equipment and mechanisms in a straight line, and occupies large production area; thirdly, an automatic production line integrating paper cutting, ream packaging and box packaging is not available in the prior art; fourth, the existing paper cutting device still sends a single sheet to the transverse cutter set after the roll paper is striped, so that the cutting, paper feeding and paper stacking utilization rate is low, and the production efficiency of the paper cutting machine is low.

Therefore, a production line integrating paper cutting, ream packaging and case packaging into a whole and integrating paper cutting, ream production and case packaging into a whole is needed in the market, wherein the production line has high processing efficiency and is provided with an A4 paper double-rotary cutter.

Disclosure of Invention

The invention solves the technical problem of providing an A4 paper double-rotary cutter paper cutting, ream paper production and trunk packaging integrated production line which integrates paper cutting, ream paper packaging and trunk packaging into a whole and has high processing efficiency aiming at the defects existing in the prior art.

The technical scheme adopted by the invention is that the integrated production line for cutting paper by using the double rotary cutters of A4 paper, producing the ream and packaging the ream comprises a double rotary cutter paper cutting mechanism for cutting roller paper into A4 paper, a ream packer which is in butt joint with the double rotary cutter paper cutting mechanism and is used for packing the piled A4 paper into the ream, and a luggage mechanism which is in butt joint with the ream packer and is used for packing the ream; the double rotary cutter mechanism comprises:

the paper feeding assembly comprises a plurality of paper feeding devices which are sequentially arranged along the paper feeding direction, and the plurality of paper feeding devices are matched with the material guiding assembly arranged on the bridge frame to laminate a plurality of roller papers and convey the roller papers along the paper feeding direction;

the traction assembly is arranged between the slitting assembly and the transverse cutting assembly, comprises a traction roller and a guide roller which are arranged on the frame through a bearing seat, and the traction roller and the guide roller reversely rotate and linearly drag the laminated roller paper conveyed by the paper feeding assembly to the transverse cutting assembly after passing through the slitting assembly;

The slitting assembly is used for longitudinally slitting the laminated roller paper into a plurality of strip paper;

the transverse cutting assembly is used for transversely cutting the strip paper into a plurality of stacks of A4 paper;

the paper feeding assembly comprises an upper paper feeding assembly and a lower paper feeding assembly, the upper paper feeding assembly comprises a high-speed upper paper feeding device and an upper paper feeding device, the lower paper feeding assembly comprises a front lower paper feeding device, a rear lower paper feeding device and a high-speed lower paper feeding device arranged between the front lower paper feeding device and the rear lower paper feeding device, the high-speed upper paper feeding device is matched with the front lower paper feeding device and the high-speed lower paper feeding device, the upper paper feeding device is matched with the rear lower paper feeding device, each pile A4 paper is matched and clamped, and the paper feeding speed difference generated by the upper paper feeding assembly and the lower paper feeding assembly is matched, so that a pile A4 paper can be sequentially overlapped on the front pile A4 paper and the front pile A4 paper is conveyed to the paper collecting assembly;

the paper collecting assembly comprises a paper collecting device capable of vertically lifting, wherein the paper collecting device descends gradually and sequentially receives each stack of A4 paper, and the A4 paper is transversely conveyed to the ream paper packaging machine after the number of the A4 paper is full of one ream.

As a further explanation of the above technical solution:

in the above technical scheme, the double-rotary-knife paper cutting mechanism further comprises a buffer paper receiving assembly, wherein the buffer paper receiving assembly is used for receiving the A4 paper transmitted by the paper feeding assembly and transferring the received A4 paper to the paper receiving assembly in the process that the paper receiving assembly transversely transmits the A4 paper to the ream packer, the buffer paper receiving assembly comprises a driving motor fixedly arranged at the lower part of the frame, the driving motor is connected with a truss arm through a crank matched connecting rod, the truss arm can be driven by the driving motor to move along a linear guide rail vertically arranged on the frame, two longitudinally extending first linear guide rails are arranged at the transverse two sides of the truss arm, a bracket is arranged on the two first linear guide rails, and the bracket is in transmission connection with a first driving motor fixedly arranged at the bottom end of the truss arm through a synchronous belt transmission pair; the first driving motor drives the bracket to move along the first linear guide rail, and the bracket longitudinally passes through a grid plate arranged on the rack, moves onto the paper collecting assembly and is in butt joint with the paper feeding assembly, and the bracket is matched with the first driving motor to drive the bracket to move along the first linear guide rail so as to be matched and accepted with each stack of A4 paper; the paper receiving device comprises a second driving motor fixedly arranged on a supporting seat fixedly connected with a frame, the second driving motor is connected with a first truss plate through a first crank matched with a first connecting rod, two longitudinally extending supporting plates are arranged at two transverse ends of the first truss plate, the supporting plates are connected with the frame through screw rods and can slide along the screw rods, supporting plates are fixedly arranged on the two supporting plates, the supporting plates are connected with a plurality of supporting arms which extend transversely and are longitudinally arranged at intervals through supporting columns, a plurality of backing plates are arranged on each supporting arm at intervals along the transverse direction, the backing plates at the same position of the supporting arms in the transverse direction are matched to form a tray for supporting A4 paper, and the number of the trays is matched with the number of strip paper cut by the cutting assembly; the paper collecting assembly further comprises a paper collecting device, the paper collecting device comprises a truss rod movably connected with the frame through a bearing, a plurality of paper collecting baffles are fixedly arranged on the truss rod, the truss rod is further connected with the frame through a gas spring, the truss rod can drive the plurality of paper collecting baffles to turn over, and the truss rod is matched to push against one side face of the A4 paper sent to the paper receiving device by the paper feeding assembly so as to arrange and level each pile of A4 paper; the second driving motor drives the supporting plate and the carrying plate to slide along the screw rod and enables the carrying arm to drive the tray to move vertically, the matching paper receiving device descends gradually and receives each pile of A4 paper in sequence, the matching paper receiving device is matched with each spiral A4 paper to be aligned and level, each ream A4 paper is transversely conveyed by a transverse conveying belt which is embedded between the carrying arms and fixed relative to the frame, and the paper receiving assembly is enabled to finish the transverse conveying of the A4 paper to the ream packaging machine.

In the technical scheme, the paper feeding assembly is provided with five paper feeding devices, and each paper feeding device comprises a supporting wallboard, a reciprocating rotating shaft, a force arm with a large end connected with the reciprocating rotating shaft, a push-pull rod movably connected with a small end of the force arm through a shaft pin, and a telescopic cylinder in transmission connection with the push-pull rod; wherein the reciprocating rotary shaft and the telescopic cylinder are arranged on the supporting wallboard; the reciprocating rotary shaft comprises a rotary shaft body and a paper roll clamping arm arranged on the rotary shaft body, the rotary shaft body is provided with two linear slide rails, one end of the paper roll clamping arm is connected with the two linear slide rails, the other end of the paper roll clamping arm is connected with a chuck for clamping roller paper, the end, connected with the linear slide rails, of the paper roll clamping arm is also in transmission connection with a first driving cylinder through a lock ring which is used for sleeving and locking the paper roll clamping arm on the rotary shaft body, and the first driving cylinder can drive the paper roll clamping arm to transversely slide along the matched linear slide rails so as to adjust the transverse distance between the two chucks which are transversely and symmetrically arranged; the guide assembly comprises a plurality of first guide rollers and thread transmission rollers, at least one first guide roller and thread transmission rollers are arranged at the position of the bridge, which is matched with each paper feeding device, of the bridge, the roller paper arranged on the paper feeding device is wound on the matched first guide rollers and thread transmission rollers and drafts along the paper feeding direction, a lamination device for laminating a plurality of roller papers drafted along the paper feeding direction is further arranged at the butt joint position of the bridge and the slitting assembly, the lamination device comprises a plurality of paper guide passages arranged at the upper end of the bridge and longitudinally arranged at intervals, each paper guide passage side and the right lower end are respectively provided with a transmission roller and a receiving roller, and a plurality of roller papers drafted along the paper feeding direction sequentially wind around the matched transmission rollers, the paper guide passages and the receiving rollers and then stretch out along the lamination paper guide passages to finish lamination of the roller papers.

In the above technical scheme, the slitting assembly comprises a first slitting knife set and a second slitting knife set arranged at the upper end and/or the lower end of the first slitting knife set; the first slitting knife group comprises a knife shaft, the knife shaft is arranged on the frame through a bearing seat, and a plurality of first slitting knives are arranged on the knife shaft in a separated mode through a blocking sleeve; the second slitting knife group comprises a knife holder which transversely extends and is fixedly connected with the frame, a dovetail chute is formed in the longitudinal side edge of the knife holder, a plurality of mounting blocks which are matched with the dovetail chute are hung on the knife holder, an air cylinder is fixedly arranged on the mounting blocks, the air cylinder is in transmission connection with an electric cutter, the electric cutter is matched and opposite to the first slitting knife in a setting position, and the electric cutter is matched with the first slitting knife to slit the laminated multiple pieces of roller paper into multiple pieces of strip paper; the transverse cutting assembly comprises an upper cutter roller and a lower cutter roller which are transversely arranged and connected with the frame through bearings, wherein one transverse end of the upper cutter roller and one transverse end of the lower cutter roller are fixedly provided with transmission gears which are meshed with each other, the other transverse end of the upper cutter roller and the other transverse end of the lower cutter roller are provided with transmission wheels, one of the two transmission wheels is in transmission connection with a guide roller and a third driving motor of the traction assembly through a transmission belt, and the third driving motor drives the upper cutter roller and the lower cutter roller to reversely rotate through the transmission belt and the transmission gears; the cutter mounting grooves are formed in the circumferential side walls of the upper cutter roller and the lower cutter roller, the cutter mounting grooves are axially symmetrically arranged, transverse cutters arranged in the radial direction of the upper cutter roller or the lower cutter roller are locked in each cutter mounting groove through wedge block matched screws, and the transverse cutters are further arranged to extend out of the cutter mounting grooves matched with the cutter edges of the transverse cutters; the third driving motor is driven by the driving belt and the driving gear to enable the upper knife roll, the lower knife roll and the transverse knife arranged on the upper knife roll and the lower knife roll to reversely rotate and be meshed at intervals, and a plurality of strip papers are transversely cut into a plurality of stacks A4 papers in a matching way; the high-speed upper paper feeding device, the front lower paper feeding device, the high-speed lower paper feeding device and the rear lower paper feeding device all comprise paper feeding rollers and tensioning rollers which are arranged on the frame transversely through bearings, the paper feeding rollers and the tensioning rollers are connected through transmission belts in a transmission way, and a synchronous transmission wheel is arranged at one transverse end of each paper feeding roller; the high-speed upper paper feeding device, the front lower paper feeding device and the paper feeding roller of the high-speed lower paper feeding device are in transmission connection through a first transmission belt, the paper feeding roller of the front lower paper feeding device is in transmission connection with the third driving motor through a first synchronous transmission wheel, a second transmission belt and a synchronous belt transmission pair, and the diameter sizes of the paper feeding rollers of the high-speed upper paper feeding device and the high-speed lower paper feeding device are the same and larger than the diameter size of the paper feeding roller of the front lower paper feeding device;

The paper feeding rollers of the upper paper feeding device and the rear lower paper feeding device are in transmission connection with a second synchronous transmission wheel arranged at the transverse side end of the frame through a fourth transmission belt, the second synchronous transmission wheel is also in transmission connection with a transmission wheel arranged on the upper cutter roller through a third transmission belt, the paper feeding rollers of the upper paper feeding device and the rear lower paper feeding device can rotate through transmission of a third driving motor in a matched mode, and the diameters of the paper feeding rollers of the upper paper feeding device and the rear lower paper feeding device are the same.

In the technical scheme, the ream packer comprises a ream conveying belt, a ream conveying mechanism and a ream conveying mechanism, wherein the ream conveying belt is used for receiving ream from a double-rotary-cutter paper cutting mechanism and conveying the ream to the ream conveying mechanism; the ream conveying mechanism is used for receiving ream from a position where the ream conveying belt is in butt joint and conveying the ream to the ejection assembly; the packaging paper feeding mechanism is used for cutting the connected packaging paper into single packaging paper and/or conveying the single packaging paper to the upper paper station; the ejection assembly is used for vertically ejecting the packaging paper and the A4 ream paper to the first packaging station and matching with the transverse packaging assembly to complete the packaging of the transverse edges of the ream paper after vertically ejecting each A4 ream paper to the lower end of the packaging paper positioned on the paper feeding station; the transverse packaging assembly comprises two paper pushing devices, side paper clamping devices, paper pressing devices and glue spraying devices which are transversely and symmetrically arranged, the glue spraying devices are used for spraying glue on one transverse side edge of the packaging paper, the paper pressing devices are used for pressing and buckling the packaging paper on the top end of the A4 ream, the side paper clamping devices are used for being matched with the ejection assembly to clamp and fix the A4 ream, the two paper pushing devices can transversely and oppositely move in a matching manner to bend and glue two transverse side edges of the packaging paper and semi-cover the A4 ream, and the two transverse paper pushing devices are also used for being matched with the side paper clamping devices to support the A4 ream so as to enable the ejection assembly to retract; the vertical folding angle assembly comprises a movable folding angle device and a fixed folding angle device which are transversely and symmetrically arranged, the movable folding angle device can fold angles of two vertex angles of one transverse side edge of the matched A4 ream of the packaging paper by transversely moving, and the fixed folding angle device is matched with the ream shifting assembly to transversely shift the A4 ream of the packaging paper and fold angles of two vertex angles of the other transverse side edge of the matched A4 ream of the packaging paper; the longitudinal edge sealing assembly comprises two lower side edge folding heads which are longitudinally arranged at intervals, two glue spraying heads which are longitudinally and symmetrically arranged and two upper side edge sealing heads which are longitudinally arranged at intervals, wherein the two lower side edge folding heads are used for upwards folding the two lower sides of the longitudinal sides of the packaging paper when the paper pulling assembly is matched with the paper pulling assembly to transversely pull the A4 paper, the two glue spraying heads are used for spraying glue on the two lower sides of the folding, and the two upper side edge sealing heads are used for downwards folding the two upper sides of the longitudinal sides of the packaging paper and pasting the matched lower sides of the packaging paper when the paper pulling assembly is matched with the paper pulling assembly to transversely pull the A4 paper, so that the packaging of the paper is completed; the ream shifting assembly is used for intermittently shifting the A4 ream in the transverse direction and transmitting the A4 ream to the ream blanking conveyer belt.

In the technical scheme, the packaging paper feeding mechanism is arranged on the traction paper feeding device, the static electricity removing device, the cutting device and the conveying device on the box body along the longitudinal direction; the traction paper feeding device comprises a discharging shaft, a drafting shaft, a pressing shaft and a tensioning shaft, wherein the drafting shaft, the pressing shaft and the tensioning shaft are arranged on a box body through bearings, a cylindrical connected packaging paper is arranged on the discharging shaft, the connected packaging paper is wound on the drafting shaft and the tensioning shaft, the drafting shaft is in transmission connection with a fourth driving motor arranged on the box body through a synchronous belt or a transmission chain, the fourth driving motor can drive the drafting shaft to rotate and draft the roller packaging paper to pass through a cutting device and then send the roller packaging paper to a conveying device, and the pressing shaft is arranged at the vertical upper end of the drafting shaft and can vertically move relative to the drafting shaft to adjust the vertical distance between the pressing shaft and the drafting shaft, so that the packaging paper is matched and clamped or loosened; the static eliminating device comprises an air blowing nozzle fixedly arranged on the box body, and the air blowing nozzle is connected with an ion fan fixedly arranged in the box body through a pipeline and is used for blowing static electricity of the conjoined packaging paper pulled by the traction paper feeding device; the cutting device comprises an upper cutter holder fixedly arranged on the box body, a driving cylinder in transmission connection with the upper cutter is arranged on the upper cutter holder, a lower cutter fixedly arranged on the box body through a lower cutter holder is arranged at the lower end matching position of the upper cutter, and the upper cutter and the lower cutter are arranged in a staggered manner in the conveying direction; the driving cylinder can drive the upper cutting knife to move towards or away from the lower cutting knife, and the upper cutting knife is matched with the lower cutting knife to cut the connected packaging paper into single packaging paper with matched size; the conveying device comprises two synchronous belt conveying belts which are arranged at intervals along the transverse direction, the two synchronous belt conveying belts are in transmission connection with a fifth driving motor fixedly arranged on the box body through a rotating shaft in cooperation with the first synchronous belt, the fifth driving motor drives the two synchronous belt conveying belts to act and in cooperation with a material guide plate arranged at the lower end of the conveying belt conveying belts to synchronously drive packaging paper of a single body to a paper feeding station; the ream conveying mechanism comprises a first conveying belt which is arranged on the cabinet body through a screw rod, the first conveying belt is transversely arranged, and the first conveying belt is in transmission connection with a sixth driving motor fixedly arranged on the cabinet body through a plurality of synchronous belt transmission pairs; two circulating guide devices are symmetrically arranged at two longitudinal sides of the first conveying belt, the two circulating guide devices are in synchronous transmission connection through gears matched with a first rotating shaft, the first rotating shaft is also in transmission connection with a seventh driving motor fixedly arranged on the cabinet body through a synchronous belt transmission pair, each circulating guide device comprises a rotating main shaft, a supporting shaft, a rotating chain wheel and a driving chain wheel, the rotating main shaft and the supporting shaft are vertically arranged and are connected with the cabinet body through bearing seats, the rotating main shaft is also in meshed transmission connection with the first rotating shaft through gears, the rotating chain wheel and the driving chain wheel are respectively arranged on the rotating main shaft and the supporting shaft and are in transmission connection through chains, and a plurality of correcting plates for guiding A4 ream paper are further arranged on the chains; the sixth driving motor drives the first conveying belt to transversely convey the A4 ream, and the seventh driving motor matched with the two-cycle guide device drives the material correcting plate to circularly move, so that the ream is accurately conveyed to the material ejecting assembly; the ejection assembly comprises a supporting seat fixedly arranged on the cabinet body, an ejection frame is movably arranged on the supporting seat, a first carrier plate is arranged at the upper end of the ejection frame, the bottom end of the ejection frame is in transmission connection with an eighth driving motor fixedly arranged on the cabinet body through a hinge seat, a crank connecting rod and a swinging rod, and the eighth driving motor can transmit the ejection frame to drive the first carrier plate and A4 ream paper placed on the first carrier plate to vertically move; still movable mounting has the liftout pole on the supporting seat, the lifter upper end is connected the activity and is inlayed the supporting shoe on first support plate, and its bottom is connected with the ninth driving motor transmission that sets firmly on the cabinet body through first hinge seat, first crank connecting rod and first pendulum rod, ninth driving motor transmission liftout pole drives the vertical removal of supporting shoe, and when matching jack-up support A4 ream made first support plate vertical back, two paper pushing device can accept support A4 ream.

In the above technical scheme, the two paper pushing devices each comprise a linear guide rail fixedly arranged on the cabinet body and extending transversely, a push plate is fixedly arranged on each linear guide rail, one end of each push plate is provided with an inclined wedge surface or an arc wedge surface, the other end of each push plate is in transmission connection with a tenth driving motor fixedly arranged on the cabinet body through a second hinge base, a second crank connecting rod and a second swing rod, the tenth driving motors drive the push plates to slide along the linear guide rails, and the push plates of the two paper pushing devices are matched to enable the two paper pushing devices to move in opposite directions so as to bend and glue the two transverse sides of the packaging paper and half cover the A4 ream paper; the side paper clamping device comprises a fixed clamping plate fixedly arranged on the cabinet body and a movable clamping plate capable of transversely moving, the movable clamping plate is connected with a first straight guide rail which is obliquely arranged, the first straight guide rail is arranged on a support fixedly connected with the cabinet body, an eleventh driving motor is arranged at the top end of the support, the eleventh driving motor is connected with the first straight guide rail through a third swing rod, a third crank connecting rod and a third hinge seat and can drive a sliding rail of the first straight guide rail to slide relative to the support, and the movable clamping plate is matched and driven to transversely move along the fixed clamping plate so as to clamp and fix A4 ream paper; the paper pressing device comprises a first support fixedly arranged on the cabinet body, a second linear guide rail is vertically arranged on the first support, one end of a sliding rail of the second linear guide rail is connected with a pressing plate, the other end of the sliding rail of the second linear guide rail is in transmission connection with a twelfth driving motor fixedly arranged on the cabinet body through a fourth hinge seat, a fourth crank connecting rod and a fourth swing rod, the twelfth driving motor can transmit the sliding rail of the second linear guide rail to drive the pressing plate to extend into the space between the fixed clamping plate and the movable clamping plate, and the sliding rail is matched with the top end of the A4 ream paper to press the top end of the A4 ream paper to assist the transverse packaging assembly to finish transverse side packaging of the A4 ream paper; the movable corner device and the fixed corner device comprise two corner blocks fixedly installed through mounting plates, the two corner blocks are arranged at intervals in the vertical direction, the mounting plates of the movable corner device are further arranged on a third linear guide rail extending transversely, the mounting plates are further in transmission connection with a second rotating shaft through a fifth crank connecting rod and a fifth swinging rod, and the second rotating shaft is in transmission connection with a thirteenth driving motor fixedly arranged on the cabinet body through a synchronous belt transmission pair; the thirteenth driving motor drives the mounting plate to drive the matched two corner folding blocks to prop against two vertex angles of one lateral side of the packaging paper or to prop against two vertex angles of the other lateral side of the packaging paper by the two corner folding blocks of the fixed corner folding device when the paper pulling component laterally pulls the A4 paper, so that the corner folding of the longitudinal side of the packaging paper is completed; the paper-making shifting assembly comprises two circulating shifting devices which are longitudinally and symmetrically arranged, the two circulating shifting devices are connected through a third rotating shaft, the third rotating shaft is also in transmission connection with a fourteenth driving motor arranged in the cabinet body through two synchronous belt transmission pairs and a fourth rotating shaft, and the fourth rotating shaft is also in transmission connection with a side conveying belt of the paper-making blanking conveying belt through a gear and a first transmission shaft; each circulating shifting device comprises a first rotating chain wheel arranged on a third rotating shaft and a first driving chain wheel arranged on the cabinet body through a bearing, wherein the first rotating chain wheel is in transmission connection with the first driving chain wheel through a first chain, and a shifting eight claw for shifting A4 ream paper to move is further arranged on the first chain; the fourteenth driving motor drives the first chain to drive the eight stirring claws to circularly move, and the eight stirring claws are matched with stirring A4 ream paper to transversely move.

In the technical scheme, the case mechanism comprises a case device, a ream paper feeding component arranged at one longitudinal end of the case device, a discharging mechanism arranged at the other longitudinal end of the case device and in butt joint with the case device, a packing case feeding component and a case cover feeding component arranged at one transverse side of the case device; the luggage device comprises a frame body, a push rod mechanism and a case cover packaging mechanism, wherein the frame body is provided with an upper layer feeding frame and a lower layer receiving frame, the upper layer feeding frame is provided with a feeding hole, the push rod mechanism comprises a plurality of push rods and a top plate connected with the push rods, the top plate is arranged corresponding to the feeding hole, two sides of the lower layer receiving frame corresponding to the feeding hole are respectively provided with a rear side pressing assembly and a front side baffle, and the discharging mechanism is provided with two guide-in parts; during packaging, the packaging box feeding assembly and the box cover feeding assembly respectively provide the packaging box and the box cover, the ream paper feeding assembly sends ream paper to the box device, the ejector rod mechanism drives the ejector rod and the top plate to vertically move downwards for a distance, the packaging box is sunk into the feeding port through the gravity of ream paper to contact the downwards moved top plate, the ejector rod mechanism drives the ejector rod and the top plate to gradually move downwards until the packaging box is filled with the ream paper of a preset quantity and then is positioned on the lower layer material receiving frame, the front part and the rear part of the packaging box are bent in the downwards moving process, and the rear side pressing assembly, the front side baffle plate and the leading-in part sequentially bend the peripheral part of the packaging box to complete packaging of the packaging box, and the box cover packaging mechanism packages the box cover.

In the technical scheme, the packaging box comprises a bearing part, a first bending part connected to the front edge and the rear edge of the bearing part, a second bending part connected to the left edge and the right edge of the bearing part, a third bending part connected to the two side edges of the rear first bending part and a fourth bending part connected to the two side edges of the front first bending part, wherein the rear side pressure assembly comprises a side pressure cylinder pivoted on the outer side of the frame body and a side pressure block pivoted on the side pressure cylinder, and the side pressure cylinder drives the side pressure block to reciprocate by 90 degrees along one end of the side pressure block so as to fold and press the third bending part; a pressing component is further arranged between the rear side pressing component and the front side baffle, the pressing component comprises a fifteenth driving motor and a pressing block pivoted on the fifteenth driving motor, and the pressing block is driven by the fifteenth driving motor to rotate back and forth by 90 degrees so as to press the second bending part at intervals; the top of the introducing part is arranged in front of the front side baffle plate, is bent from bottom to top in an arc shape from one end close to the front side baffle plate to one end far away from the front side baffle plate, and is also arranged to incline upwards from the inner side edge close to the ream to the outer side edge;

in the above technical scheme, the box cover packaging mechanism comprises a fixed plate arranged on the frame body, a driving device arranged on the fixed plate, a first mounting plate connected with the driving device, four vertical pressing blocks respectively arranged at four edges of the first mounting plate, a pressing cylinder arranged on the vertical pressing blocks and a horizontal pressing block arranged on the pressing cylinder, wherein the driving device drives the mounting plate to move up and down, and the pressing cylinder pushes the horizontal pressing block to move inwards; the ream feeding assembly comprises a first feeding assembly, a transport frame in butt joint with the first feeding assembly, a first pushing assembly arranged on the transport frame and far away from the butt joint end of the transport frame with the first feeding assembly, and a second pushing assembly perpendicular to the first pushing assembly and in butt joint with the luggage device; the first feeding assembly comprises a first belt and a motor for driving the first belt to feed; the conveying frame comprises a conveying rail, a second belt arranged on the conveying rail and a first motor for driving the second belt to drive; the first pushing assembly comprises a third belt and a second motor for driving the third belt to feed; the second pushing assembly comprises two transversely symmetrically arranged first circulating material stirring devices, the two first circulating material stirring devices are connected through two fifth rotating shafts, one of the two fifth rotating shafts is also connected with a sixteenth driving motor arranged on the frame body through a synchronous belt transmission pair, each first circulating material stirring device comprises a second driving chain wheel arranged on the two fifth rotating shafts, the two second driving chain wheels of each first circulating material stirring device are in transmission connection through a second chain, and a first eight stirring claw for stirring A4 ream paper to move is further arranged on the second chain; the sixteenth driving motor drives the second chain to drive the first material stirring eight claws to circularly move, and the first material stirring eight claws are matched with the A4 ream paper to be stirred to longitudinally move and push materials to the case device; the packaging box feeding assembly and the box cover feeding assembly comprise a mounting bracket, stop parts arranged on two sides of the mounting bracket, a third motor, a connecting rod connected with the third motor, two movable rods arranged on the connecting rod, a suction nozzle arranged on the movable rods, a second driving device and a conveyor belt arranged on two sides of the mounting bracket, wherein the third motor drives the connecting rod to rotate so as to enable one end of the movable rod to lift or descend, and the second driving device drives the conveyor belt to rotate; the discharging mechanism comprises a plurality of rollers which are arranged side by side, and the rollers are driven to rotate by a third driving device, so that the rollers continuously discharge bags.

The invention has the beneficial effects that: firstly, the production line integrates paper cutting, paper feeding, ream packaging and case packaging into a whole, and the A4 paper packaged from the roller paper to the case packaging is processed in place once, so that the processing efficiency is high; secondly, the invention adopts a mode of feeding a plurality of roller papers at a time and cutting the roller papers into four stacks of five A4 wide papers at a time after slitting and transverse cutting, and the cut papers have no burrs, no saw teeth and high consistency of paper sizes; thirdly, after finishing cutting and forming, the cut paper is directly conveyed to a ream packaging machine for packaging through a direct-connection conveying belt, so that the packaging can be timely finished while the processing efficiency is improved, and the problem of ream paper scattering in the process of transferring ream paper is avoided; fourth, send to the case packaging mechanism to carry on the ream directly after finishing the ream is packed and packed, facilitate the ream to store, can avoid adopting the difficult problem of case and bag that the secondary case and bag packing mode causes; fifthly, the production line of the invention completes the actions of cutting paper, packaging ream paper and packaging box smoothly, has short time and high working efficiency; sixth, the production line structure of the invention is reasonable in layout, small in occupied area and low in equipment cost.

Drawings

FIG. 1 is an overall assembly view of the production line of the present invention;

FIG. 2 is a perspective view of a dual rotary cutter mechanism of the present invention;

FIG. 3 is a perspective view of the paper feeding apparatus of the present invention;

FIG. 4 is an assembled view of the present invention traction assembly, slitting assembly and crosscutting assembly;

FIG. 5 is another assembled view of the present traction assembly, slitting assembly and crosscutting assembly;

FIG. 6 is a schematic view of a paper feed assembly of the present invention;

FIG. 7 is a schematic view of a delivery assembly according to the present invention;

FIG. 8 is a schematic view of a buffer tipping assembly of the invention;

FIG. 9 is a perspective view of the ream wrap mechanism of the present invention;

FIG. 10 is a schematic view of the structure of the wrapping paper feeding mechanism of the present invention;

FIG. 11 is an assembly view of the ream conveyor mechanism and ejector assembly of the present invention;

FIG. 12 is an assembly view of the transverse packing assembly, the longitudinal corner assembly, the ream block assembly and the longitudinal edge seal assembly of the present invention;

FIG. 13 is a perspective view of the luggage mechanism of the present invention;

FIG. 14 is a construction view of the luggage apparatus of the present invention;

FIG. 15 is a structural view of the lid pack mechanism of the present invention;

fig. 16 is a structural view of the packing box feeding assembly or the lid feeding assembly of the present invention.

Detailed Description

The invention is described in further detail below with reference to the accompanying drawings.

1-16 embodiment referring to FIGS. 1-16, an A4 double-convolution-cutter paper-cutting, ream-producing and box-packing integrated production line includes a double-convolution-cutter paper-cutting mechanism 001 for cutting a roll paper into A4 paper, a ream-packing machine 002 for packing stacked A4 paper into reams in butt joint with the double-convolution-cutter paper-cutting mechanism 001, and a box mechanism 003 for butt joint with the ream-packing machine 002 and for packing reams into boxes; referring to fig. 1 to 16, the dual rotary cutter mechanism 001 includes:

The paper feeding assembly 11 includes a plurality of paper feeding devices 111 sequentially arranged along the paper feeding direction, and the plurality of paper feeding devices 111 are matched with a guide assembly 17 arranged on a bridge 007 to stack a plurality of roll papers (the stacking refers to the placement of one roll paper after another, and the number of roll papers is matched with the number of the paper feeding devices 111) and convey the roll papers along the paper feeding direction (X direction);

the traction assembly 12 is arranged between the slitting assembly 13 and the transverse cutting assembly 14, comprises a traction roller 122 and a guide roller 123 which are arranged on a frame 004 through a bearing seat 121, and the traction roller 122 and the guide roller 123 rotate reversely and linearly drag the laminated roller paper conveyed by the paper feeding assembly 11 to the transverse cutting assembly 14;

a slitting assembly 13 for slitting the laminated roll paper into a plurality of strips, each of which includes a plurality of laminated strips;

the transverse cutting assembly 14 is used for transversely cutting a plurality of strip papers into a plurality of stacks of A4 papers, wherein the stacks refer to that the transverse cutting assembly 14 cuts once to cut a stack of A4 papers from each strip paper conveyed, the strip papers correspond to the stacks of A4 papers, and each stack of A4 papers comprises a plurality of A4 wide papers;

the paper feeding assembly 15 comprises an upper paper feeding assembly 151 and a lower paper feeding assembly 152, wherein the upper paper feeding assembly 151 comprises a high-speed upper paper feeding device 153 and an upper paper feeding device 154, the lower paper feeding assembly 152 comprises a front lower paper feeding device 155, a rear lower paper feeding device 156 and a high-speed lower paper feeding device 157 arranged between the front lower paper feeding device 155 and the rear lower paper feeding device 156, the high-speed upper paper feeding device 153 is matched with the front lower paper feeding device 155 and the high-speed lower paper feeding device 157, the upper paper feeding device 154 is matched with the rear lower paper feeding device 156, the paper feeding speed difference generated by clamping each pile A4 paper and matching the upper paper feeding assembly 151 and the lower paper feeding assembly 152 can sequentially lap a pile A4 paper onto the front pile A4 paper and convey the paper receiving assembly 16, and the high-speed upper paper feeding device 153 is matched with the front lower paper feeding device 155 and the high-speed lower paper feeding device 157 and the upper paper feeding device 154 is matched with the rear lower paper feeding device 156, means that the respective driving belts are driven to rotate, so that the A4 paper between the two driving belts is moved through the contact cooperation of the driving belts, when the rotation speeds of the driving belts are consistent, the A4 paper moves forward along with the two driving belts, when the two driving belts have a speed difference, the paper clamped between the driving belts moves forward on the basis of moving along with the two driving belts by the acceleration provided by the driving belts with high rotation speed, in the embodiment, the speed difference exists between the driving belts of the high-speed upper paper feeding device 153 and the front lower paper feeding device 155, the speed difference does not exist between the driving belts of the high-speed upper paper feeding device 153 and the high-speed lower paper feeding device 157, so that the first high-speed at low-speed movement is generated, and after passing through the conveying section matched with the high-speed upper paper feeding device 153 and the high-speed lower paper feeding device 157, the paper is fed into the conveying section matched with the upper paper feeding device 154 and the rear lower paper feeding device 156, the speed is again reduced so that a stack of A4 sheets is stacked onto a previous stack of A4 sheets and conveyed forward to the delivery assembly 16;

The paper collecting assembly 16 comprises a paper collecting device 161 which can vertically ascend and descend, the paper collecting device 161 gradually descends and sequentially receives each stack of A4 paper, and the A4 paper is transversely conveyed to the ream packer 002 after the number of the A4 paper is full; in this embodiment, the dual rotary cutter paper cutting mechanism 001 further includes a buffer paper receiving assembly 18, where the buffer paper receiving assembly 18 is used to receive the A4 paper transmitted by the paper feeding assembly 15 during the process of the paper receiving assembly 16 transversely transmitting the A4 paper to the ream packer 002, and transfer the received A4 paper to the paper receiving assembly 16, and the transfer of the received A4 paper to the paper receiving assembly 16 refers to that the buffer paper receiving assembly 18 returns the A4 paper to the paper receiving assembly 16 when the paper receiving assembly 16 returns to the matched paper receiving position.

Referring to fig. 1-2 and fig. 6-8, in this embodiment, the buffer paper receiving assembly 18 includes a driving motor 181 fixed on the lower portion of the frame 004, the driving motor 181 is connected with a truss arm 184 through a crank 182 and a connecting rod 183, the truss arm 184 can be driven by the driving motor 181 to move along a linear guide rail 185 vertically arranged on the frame 004, two first linear guide rails 186 extending longitudinally (in X direction) are arranged on two sides of the truss arm 184 in a transverse direction (in Y direction), a bracket 187 is arranged on the two first linear guide rails 186, and the bracket 187 is in driving connection with a first driving motor 188 fixed on the bottom end of the truss arm 184 through a synchronous belt driving pair 005; the first drive motor 188 drives the bracket 187 to move along the first linear guide rail 186, the bracket 187 longitudinally passes through the grid plate 189 arranged on the frame 004 and moves onto the paper collecting assembly 16 and is in butt joint with the paper feeding assembly 15, and the bracket 187 is driven by the first drive motor 188 to move along the first linear guide rail 186 to be matched and received on each stack A4 paper; in this embodiment, the paper receiving device 161 includes a second driving motor 163 fixed on a supporting seat 162 fixedly connected with the frame 004, the second driving motor 163 is connected with a first truss 166 through a first crank 164 in cooperation with a first connecting rod 165, two longitudinally extending supporting plates 167 are arranged at two lateral ends of the first truss 166, the supporting plates 167 are connected with the frame 004 through a screw rod 168 and can slide along the screw rod 168, a carrier plate 169 is also fixed on the two supporting plates 167, the carrier plate 169 is connected with a plurality of carrier arms 1611 extending transversely and longitudinally at intervals through supporting columns 1610, a plurality of base plates 1612 are arranged on each carrier arm 1611 at intervals along the transverse direction, and base plates 1613 positioned at the same position in the transverse direction of the carrier arms 1611 are matched to form a tray for supporting A4 paper, and the number of the trays is matched with the number of strip papers cut by the cutting assembly 13; the paper collecting assembly 16 further comprises a paper collecting device 1810, the paper collecting device 1810 comprises a truss rod 1811 movably connected with the frame 004 through a bearing 006, a plurality of paper collecting baffles 1812 are fixedly arranged on the truss rod 1811, the truss rod 1811 is further connected with the frame 004 through a gas spring 1813, the truss rod 1811 can drive the plurality of paper collecting baffles 1812 to turn over, and each stack of A4 paper is aligned and leveled by pushing against one side surface of the A4 paper sent to the paper receiving device 161 by the paper feeding assembly 15; the second driving motor 163 drives the supporting plate 167 and the carrying plate 169 to slide along the screw rod 168 and enable the carrying arm 1611 to drive the tray to move vertically, the matching paper receiving device 161 descends gradually and receives each stack of A4 papers in sequence, the matching paper aligning device 1810 collates and aligns each spiral A4 paper and the transverse conveying belt 1613 embedded between the plurality of carrying arms 1611 and fixed relative to the frame 004 transversely conveys each ream A4 paper, so that the paper receiving assembly 16 finishes transversely conveying the A4 papers to the ream packer 002.

Referring to fig. 1-3, in this embodiment, the paper feeding assembly 11 is provided with five paper feeding devices 111, each paper feeding device 111 includes a supporting wall board 112, a reciprocating rotating shaft 113, a force arm 114 with a large end connected with the reciprocating rotating shaft 113, a push-pull rod 115 movably connected with a small end of the force arm 114 through a shaft pin (not numbered in the drawing), and a telescopic cylinder 116 in transmission connection with the push-pull rod 115; wherein, the reciprocating swivel shaft 113 and the telescopic cylinder 116 are installed on the support wallboard 112; the reciprocating rotating shaft 113 comprises a rotating shaft body 1131 and a paper roll clamping arm 1132 arranged on the rotating shaft body 1131, the rotating shaft body 1131 is provided with two linear slide rails 117, one end of the paper roll clamping arm 1132 is connected with the two linear slide rails 117, the other end of the paper roll clamping arm 1132 is connected with a chuck 118 for clamping roller paper, the end, connected with the linear slide rails 117, of the paper roll clamping arm 1132 is also in transmission connection with a first driving cylinder (not shown in the drawing) through a locking ring 119 which is used for sleeving the paper roll clamping arm 1132 on the rotating shaft body 1131, the first driving cylinder can drive the paper roll clamping arm 1132 to transversely slide along the matched linear slide rails 117, and the transverse distance between the two chucks 118 which are transversely and symmetrically arranged is matched and adjusted; the guide assembly 17 comprises a plurality of first guide rollers 171 and screw thread guide rollers 172, at least one first guide roller 171 and screw thread guide rollers 172 are arranged on the bridge 007 at the position matching each paper feeding device 111, the roller paper placed on the paper feeding device 111 is wound on the matched first guide rollers 171 and screw thread guide rollers 172 and drafted along the paper feeding direction, a lamination device 173 for laminating a plurality of roller papers drafted along the paper feeding direction is further arranged at the butt joint position of the bridge 007 and the slitting assembly 13, the lamination device 173 comprises a plurality of paper guide passages 174 arranged at the upper end of the bridge 007 and longitudinally spaced, a guide roller 175 and a receiving roller 176 are respectively arranged at the side and the right lower end of each paper guide passage 174, and the plurality of roller papers drafted along the paper feeding direction are sequentially wound on the matched guide rollers 175, the paper guide passages 174 and the receiving roller 176 and then extend along the lamination paper guide passages 177 to finish lamination of the roller papers.

Referring to fig. 1-2 and fig. 3-5, in this embodiment, the slitting assembly 13 includes a first slitting knife set 131 and a second slitting knife set 132 disposed at an upper end and/or a lower end of the first slitting knife set 131, where in practice, the second slitting knife set 132 may be disposed at an upper end or a lower end of the first slitting knife set 131, or the second slitting knife set 132 may be disposed at both the upper end and the lower end according to requirements; the first slitting knife group 131 comprises a knife shaft 133, the knife shaft 133 is arranged on the rack 004 through a bearing seat 121, and a plurality of first slitting knives 135 are arranged on the knife shaft 133 in a separated manner through a baffle sleeve 134; the second slitting knife set 132 comprises a knife holder 136 extending transversely and fixedly connected with the rack 004, a dovetail chute 1361 is arranged on the longitudinal side edge of the knife holder 136, a plurality of mounting blocks 137 matched with the dovetail chute 1361 are hung on the knife holder 136, an air cylinder 138 is fixedly arranged on the mounting blocks 137, the air cylinder 138 is in transmission connection with an electric slitting knife 139, the electric slitting knife 139 is matched and opposite to the first slitting knife 135 in a setting position, and the electric slitting knife 139 is matched with the first slitting knife 135 to slit a plurality of laminated roller papers into a plurality of strip papers; in this embodiment, the transverse cutting assembly 14 includes an upper cutter roller 141 and a lower cutter roller 142 which are transversely disposed and connected with the frame 004 through a bearing 006, a transmission gear 143 engaged with each other is fixedly disposed at one transverse end of the upper cutter roller 141 and the lower cutter roller 142, a transmission wheel 144 is disposed at the other transverse end of the upper cutter roller 141 and the lower cutter roller 142, one of the two transmission wheels 144 is in transmission connection with the guide roller 123 and a third driving motor 146 of the traction assembly 12 through a transmission belt 145, and the third driving motor 146 is in transmission through the transmission belt 145 and the transmission gear 143 to reversely rotate the upper cutter roller 141 and the lower cutter roller 142; two cutter mounting grooves 1411 which are axially symmetrically arranged are formed on the circumferential side walls of the upper cutter roller 141 and the lower cutter roller 142, a transverse cutter 148 which is arranged along the radial direction of the upper cutter roller 141 or the lower cutter roller 142 is locked in each cutter mounting groove 1411 through a wedge 147 and a screw (not shown in the drawing), and the transverse cutter 148 is also arranged in such a way that the cutter edges of the transverse cutters 148 extend out of the matched cutter mounting grooves 1411; the third driving motor 146 is driven by the driving belt 145 and the driving gear 143 to rotate the upper knife roll 141, the lower knife roll 142 and the transverse knife 148 arranged on the upper knife roll 141 and the lower knife roll 142 reversely and are engaged at intervals, so as to cut a plurality of strip papers transversely into a plurality of stacks A4 papers.

Referring to fig. 1 and fig. 4-6, in this embodiment, the high-speed upper paper feeding device 153, the upper paper feeding device 154, the front lower paper feeding device 155, the high-speed lower paper feeding device 157 and the rear lower paper feeding device 156 each include a paper feeding roller 158 and a tensioning roller 159 which are mounted on the frame 004 through bearings 006 and are transversely arranged, the paper feeding roller 158 and the tensioning roller 159 are further in transmission connection through a transmission belt 1510, and a synchronous transmission wheel 1511 is arranged at one transverse end of the paper feeding roller 158; the high-speed upper paper feeding device 153, the front lower paper feeding device 155 and the paper feeding roller 158 of the high-speed lower paper feeding device 157 are also in transmission connection through a first transmission belt 1512, the paper feeding roller 158 of the front lower paper feeding device 155 is also in transmission connection with the third driving motor 146 through a first synchronous transmission wheel 1513, a second transmission belt (not assembled in the drawing) and a synchronous belt transmission pair 005, and the diameter sizes of the paper feeding roller 158 of the high-speed upper paper feeding device 153 and the high-speed lower paper feeding device 157 are the same and are larger than the diameter size of the paper feeding roller 158 of the front lower paper feeding device 155; the paper feeding rollers 158 of the upper paper feeding device 154 and the rear lower paper feeding device 156 are further in transmission connection with a second synchronous transmission wheel 1515 arranged at the lateral side end of the frame 004 through a fourth transmission belt 1514, the second synchronous transmission wheel 1515 is further in transmission connection with the transmission wheel 144 arranged on the upper knife roller 141 through a third transmission belt (not assembled and shown in the drawing), the paper feeding rollers 158 of the upper paper feeding device 154 and the rear lower paper feeding device 156 can rotate in transmission through a third driving motor 146 in a matching manner, and the diameters of the paper feeding rollers 158 of the upper paper feeding device 154 and the rear lower paper feeding device 156 are the same.

Referring to fig. 1 and 9-12, in this embodiment, the ream packer 002 includes:

a ream conveyor 21 for receiving ream (A4 sheets of matching number of sheets) from a double-rotary-blade paper cutter 001 and conveying the ream to a ream conveyor 22;

a ream conveyor 22 for receiving reams from a location of interface with ream conveyor 21 and conveying the reams to a ejector assembly 23;

a wrapping paper feeding mechanism 24 for cutting the connected wrapping paper into individual wrapping papers and/or conveying the individual wrapping papers to a paper feeding station (not numbered in the drawing);

the ejection assembly 23 is configured to vertically jack up each A4 ream to the lower end of the wrapping paper located on the paper loading station after each A4 ream is vertically jacked up (so-called each ream is a ream) to the first wrapping station, and complete the wrapping paper lateral edge package in cooperation with the lateral wrapping assembly 25;

the transverse packing assembly 25 comprises two paper pushing devices 251, a side paper clamping device 252, a paper pressing device 253 and a glue spraying device 254 which are transversely and symmetrically arranged, wherein the glue spraying device 254 is used for spraying glue on one transverse side edge of the packing paper, the paper pressing device 253 is used for pressing and buckling the packing paper on the top end of the A4 ream, the side paper clamping device 252 is used for being matched with the ejection assembly 23 to clamp and fix the A4 ream, the two paper pushing devices 251 can be matched to move transversely in opposite directions to bend and glue the two transverse side edges of the packing paper and partly cover the A4 ream, in practice, the paper pushing devices 251 are used for folding the two side edges which are bent by 90 degrees to be parallel to the top end plane of the packing paper and gluing the packing paper into a rectangular box shape in the process of vertically jacking the A4 ream and the packing paper, and the two transverse paper pushing devices 251 are also used for being matched with the side paper clamping device 252 to support the A4 ream so as to enable the ejection assembly 23 to retract; when the transverse side packaging is actually performed on the ream, the ejector assembly 23 pushes the ream to the upper paper station and contacts the ream, the ejector assembly 23 continuously pushes up the ream and the ream to contact the platen 253 at low pressure, at this time, the ream on two transverse sides of the ream is bent by 90 degrees by the vertical plate on the frame 004, at this time, the ejector assembly 23 continuously pushes up the ream, and at the same time, the side paper clamping device 252 clamps and fixes the ream and the ream for a short time, during the short time, the ejector assembly 23 starts to move vertically and back, at this time, the two paper pushing devices 251 rapidly move transversely and extend into the interval between the bottom end of the ream and the ejector assembly 23, push the transverse side of the ream and bend, and at the same time, the side paper clamping device 252 is matched to support and fix the ream, so that the ream is not dropped;

The longitudinal folding angle assembly 26 comprises a movable folding angle device 261 and a fixed folding angle device 262 which are transversely and symmetrically arranged, wherein the movable folding angle device 261 can fold angles of two vertex angles of one transverse side edge of the matched A4 ream of the packaging paper by transversely moving, and the fixed folding angle device 262 is matched with the ream shifting assembly 27 to transversely shift the A4 ream of the packaging paper and fold angles of two vertex angles of the other transverse side edge of the matched A4 ream of the packaging paper;

a ream-shifting assembly 27 for intermittently shifting the A4 ream in the transverse direction and transferring the A4 ream to a ream blanking conveyor 29;

the longitudinal edge sealing assembly 28 comprises two lower side edge folding heads 281 which are longitudinally arranged at intervals, two glue spraying heads 282 which are longitudinally symmetrically arranged, and two upper side edge sealing heads 283 which are longitudinally arranged at intervals, wherein the two lower side edge folding heads 281 are used for upwards folding the two lower sides of the longitudinal sides of the packaging paper when the paper pulling assembly 27 is matched with the paper pulling assembly 27 to transversely pull the A4 paper, the two glue spraying heads 282 are used for spraying glue on the folded two lower sides, and the two upper side edge sealing heads 283 are used for downwards folding the two upper sides of the longitudinal sides of the packaging paper when the paper pulling assembly 27 is matched with the paper pulling assembly 27 to transversely pull the A4 paper and pasting the matched lower sides of the packaging paper to complete packaging of the paper.

Referring to fig. 9-12, in this embodiment, the package feeding mechanism 24 is disposed on the box 008 along the longitudinal direction (X direction) and comprises a traction paper feeding device 241, a static electricity removing device 242, a cutting device 243 and a conveying device 244; the traction paper feeding device 241 comprises a discharging shaft 2411, a drafting shaft 2412, a pressing shaft 2413 and a tensioning shaft 2414, wherein the drafting shaft 2412, the pressing shaft 2413 and the tensioning shaft 2414 are arranged on the box 008 through a bearing 006, the discharging shaft 2411 is provided with a cylindrical connected wrapping paper, the connected wrapping paper is wound on the drafting shaft 2412 and the tensioning shaft 2414, the drafting shaft 2412 is in transmission connection with a fourth driving motor (not shown) arranged on the box 008 through a synchronous belt (not numbered in the drawing) or a transmission chain (not numbered in the drawing), in the embodiment, the drafting shaft 2412 is arranged in two, the fourth driving motor can drive the drafting shaft 2412 to rotate and transmit the rolled wrapping paper to the conveying device 244 after the rolled wrapping paper is drafted by the cutting device 243, the pressing shaft 2413 is arranged at the vertical upper end of the drafting shaft 2412 and can vertically move relative to the drafting shaft 2412 to adjust the vertical distance between the wrapped paper and the paper, and the wrapping paper is matched and released; the static eliminating device 242 comprises an air blowing nozzle 2421 fixedly arranged on the box 008, wherein the air blowing nozzle 2421 is connected with an ion fan 2422 (centrifugal fan) fixedly arranged in the box 008 through a pipeline (not shown in the drawing) and is used for eliminating static electricity of the conjoined packing paper pulled by the traction paper feeding device 241; the cutting device 243 comprises an upper cutter holder 2431 fixedly arranged on the box 008, a driving cylinder 2433 in transmission connection with the upper cutter 2432 is arranged on the upper cutter holder 2431, a lower cutter 2435 fixedly arranged on the box 008 through a lower cutter holder (not shown in the drawing) is arranged at a matching position at the lower end of the upper cutter 2432, and the upper cutter 2432 and the lower cutter 2435 are also arranged in a staggered manner in the conveying direction, so that the packaging paper can be cut through the interaction of the cutters of the upper cutter 2432 and the lower cutter 2435; the driving cylinder 2433 can drive the upper cutting knife 2432 to move towards or away from the lower cutting knife 2435, and the upper cutting knife 2432 is matched with the lower cutting knife 2435 to cut the connected packaging paper into single packaging paper with matched size; the conveying device 244 comprises two synchronous belt conveying belts 2441 which are arranged at intervals along the transverse direction, the two synchronous belt conveying belts 2441 are matched with a first synchronous belt 2443 through a rotating shaft 2442 to be in transmission connection with a fifth driving motor 2444 fixedly arranged on the box 008, the fifth driving motor 2444 drives the two synchronous belt conveying belts 2441 to act and matched with a material guide plate 2445 arranged at the lower end of the two synchronous belt conveying belts 2441 to synchronously drive the single packaging paper to be conveyed between the two synchronous belt conveying belts 2441 and the material guide plate 2445 and conveyed to a paper feeding station.

Referring to fig. 9-12, in this embodiment, the ream conveying mechanism 22 includes a first conveying belt 221 installed on the cabinet 008 through a screw 168, and the first conveying belt 221 is installed along a transverse direction, and the first conveying belt 221 is in transmission connection with a sixth driving motor 222 fixed on the cabinet 008 through a plurality of synchronous belt transmission pairs 005; two circulating guide devices 223 are symmetrically arranged at two longitudinal sides of the first conveying belt 221, the two circulating guide devices 223 are synchronously connected with a first rotating shaft 225 through gears 224 in a transmission way, the first rotating shaft 225 is also in transmission connection with a seventh driving motor 2212 fixedly arranged on a cabinet 008 through a synchronous belt transmission pair 005, each circulating guide device 223 comprises a rotating main shaft 226, a supporting shaft 227, a rotating chain wheel 228 and a driving chain wheel 229, the rotating main shaft 226 and the supporting shaft 227 are vertically arranged and are both connected with the cabinet 008 through bearing blocks 121, the rotating main shaft 226 is also in transmission connection with the first rotating shaft 225 through gears 224 in a meshed mode, the rotating chain wheel 228 and the driving chain wheel 229 are respectively arranged on the rotating main shaft 226 and the supporting shaft 227 and are in transmission connection through a chain 2210, and a plurality of correcting plates 2211 for guiding A4 tissues are further arranged on the chain 2210; the sixth driving motor 222 drives the first conveying belt 221 to transversely convey the A4 ream, and the seventh driving motor 2212 matched with the two-cycle material guiding device 223 drives the material correcting plate 2211 to circularly move by a transmission chain 2210, so that the ream is accurately conveyed to the material ejecting assembly 23 in a matched manner;

The ejection assembly 23 comprises a supporting seat 231 fixedly arranged on the cabinet 008, an ejection rack 232 is movably arranged on the supporting seat 231, a first carrier plate 233 is arranged at the upper end of the ejection rack 232, the bottom end of the ejection rack is in transmission connection with an eighth driving motor 239 fixedly arranged on the cabinet 008 through a hinge seat 234, a crank connecting rod 235 and a swinging rod 236, and the eighth driving motor 239 can transmit the ejection rack 232 to drive the first carrier plate 233 and A4 ream paper placed on the first carrier plate 233 to vertically move; the supporting seat 232 is further movably provided with a material pushing rod 2310, the upper end of the material pushing rod 2310 is connected with a supporting block 2312 movably embedded on the first carrier plate 233, the bottom end of the material pushing rod 2310 is in transmission connection with a ninth driving motor 2316 fixedly arranged on the cabinet 008 through a first hinge seat 2313, a first crank connecting rod 2314 and a first swinging rod 2315, the ninth driving motor 2316 transmits the material pushing rod 2310 to drive the supporting block 2312 to vertically move, and when the supporting A4 ream is matched and jacked to enable the first carrier plate 233 to vertically retract, the two paper pushing devices 251 can receive the supporting A4 ream; in this embodiment, the two paper pushing devices 251 each include a linear guide rail 2511 fixedly disposed on the cabinet 008 and extending transversely, a push plate 2512 is fixedly disposed on the linear guide rail 2511, one end of the push plate 2512 is provided with an inclined wedge surface or an arc wedge surface, an air blowing plate is further disposed on the push plate 2512 disposed on the arc wedge surface, the side edges of the corresponding sides of the packaging paper are matched and blown to move transversely, the other end of the paper pushing device is in transmission connection with a tenth driving motor 2516 fixedly disposed on the cabinet 008 through a second hinge base 2513, a second crank connecting rod 2514 and a second swing rod 2515, the tenth driving motor 2516 drives the push plate 2512 to slide along the linear guide rail 2511, and the push plate 2512 of the two paper pushing devices 251 is matched to move relatively so as to bend and glue the two transverse sides of the packaging paper and half-cover the A4 ream; in this embodiment, the side paper clamping device 252 includes a fixed clamping plate 2521 fixed on the cabinet 008 and a movable clamping plate 2522 capable of moving transversely, the movable clamping plate 2522 is connected with a first linear guide rail 2523 arranged obliquely, the first linear guide rail 2523 is arranged on a support 2524 fixedly connected with the cabinet 008, an eleventh driving motor 2525 is arranged at the top end of the support 2524, and the eleventh driving motor 2525 is connected with the first linear guide rail 2523 through a third swinging rod 2526, a third crank connecting rod 2527 and a third hinge base 2528 and can drive a slide rail of the first linear guide rail 2523 to slide relative to the support 2524, and the matched transmission movable clamping plate 2522 moves transversely and cooperates with the fixed clamping plate 2521 to clamp and fix the A4 ream paper; in this embodiment, the paper pressing device 253 includes a first support 2531 fixed on the cabinet 008, a second linear guide rail 2532 is vertically installed on the first support 2531, one end of a sliding rail of the second linear guide rail 2532 is connected with a pressing plate 2533, the other end of the sliding rail of the second linear guide rail 2532 is in transmission connection with a twelfth driving motor 2537 fixed on the cabinet 008 through a fourth hinge base 2534, a fourth crank connecting rod 2535 and a fourth swinging rod 2536, the twelfth driving motor 2537 can drive the sliding rail of the second linear guide rail 2532 to drive the pressing plate 2538 to extend between the fixed clamp plate 2521 and the movable clamp plate 2522, and the sliding rail is matched with the top end of A4 ream to press the top end of the ream to assist the transverse packaging assembly 25 to complete transverse side packaging of the ream A4; in this embodiment, the movable angle folding device 261 and the fixed angle folding device 262 each include two angle folding blocks 264 fixedly installed through a mounting plate 263, the two angle folding blocks 264 are arranged at intervals in the vertical direction, the mounting plate 263 of the movable angle folding device 261 is further installed on a third linear guide rail 265 extending in the transverse direction, the mounting plate 265 is further in transmission connection with a second rotating shaft 268 through a fifth crank connecting rod 266 and a fifth swinging rod 267, and the second rotating shaft 268 is in transmission connection with a thirteenth driving motor 269 fixedly arranged on the cabinet 008 through a synchronous belt transmission pair 005; the thirteenth driving motor 269 drives the mounting plate 265 to drive the matched two corner blocks 264 to prop against two vertex angles of one lateral side of the packaging paper or to prop against two vertex angles of the other lateral side of the packaging paper by the two corner blocks 264 of the fixed corner folding device 262 when the ream shifting component 27 shifts the A4 ream in the lateral direction, so that the corner folding of the longitudinal side of the packaging paper is completed; the ream pulling assembly 27 comprises two longitudinally symmetrically arranged circulation pulling devices 271, the two circulation pulling devices 272 are connected through a third rotating shaft 273, the third rotating shaft 273 is further in transmission connection with a fourteenth driving motor 275 arranged in the cabinet 008 through two synchronous belt transmission pairs 005 and a fourth rotating shaft 274, and the fourth rotating shaft 274 is further in transmission connection with a first transmission shaft 276 and a side conveying belt 291 of the ream blanking conveying belt 29 through a gear 224; each circulating material pulling device 271 comprises a first rotating chain wheel 2711 arranged on a third rotating shaft 273 and a first driving chain wheel 2712 arranged on a cabinet 008 through a bearing 006, wherein the first rotating chain wheel 2711 and the first driving chain wheel 2712 are in driving connection through a first chain 2713, and the first chain 2713 is also provided with a stirring eight-claw 2714 for stirring A4 ream paper to move; the fourteenth driving motor 275 drives the first chain 2713 to drive the eight shifting claws 2714 to circularly move, and the eight shifting claws are matched with the A4 paper in a shifting mode to transversely move.

Referring to fig. 1 and fig. 13-16, in this embodiment, the case mechanism 003 includes a case device 31, a ream feeding assembly 32 disposed at one longitudinal end of the case device 31, a blanking mechanism 33 disposed at the other longitudinal end of the case device 31 and abutting against the same, a case feeding assembly 34 disposed at one lateral side of the case device 31, and a case cover feeding assembly 35; wherein,

the case device 31 comprises a frame body 009, a push rod mechanism 36 and a case cover packaging mechanism 37, wherein the frame body 009 is provided with an upper layer feeding frame 38 and a lower layer receiving frame 39, the upper layer feeding frame 38 is provided with a feeding hole (not numbered in the drawing), the push rod mechanism 36 comprises a plurality of push rods 361 and a top plate 362 connected with the push rods 361, the top plate 362 is arranged corresponding to the feeding hole, and two sides of the lower layer receiving frame 39 corresponding to the feeding hole are respectively provided with a rear side pressure component 310 and a front side baffle 311; the discharging mechanism 33 is provided with two guiding-in parts 334; when the case is packed, the case feeding assembly 34 and the case cover feeding assembly 35 respectively provide the case and the case cover, the ream feeding assembly 32 sends ream paper to the case device 31, the ejector rod mechanism 36 drives the ejector rod 361 and the top plate 362 to move vertically downwards for a certain distance, the ream paper gravity sinks the case into the feed port to contact the downwards moved top plate 362, the ejector rod mechanism 36 drives the ejector rod 361 and the top plate 362 to move downwards gradually until the case is filled with the preset amount of ream paper and then is positioned on the lower layer material receiving frame 39, in practice, the ejector rod 361 is driven by the ejector motor 363 to perform the jacking action, the front and rear parts of the case are bent in the downwards moving process, the rear side pressure assembly 310, the front side baffle 311 and the guide part sequentially bend the peripheral part of the case to complete the packing of the case, and thereafter the case cover packing mechanism 37 packs the case cover; in this embodiment, the packaging box includes a carrying portion, a first bending portion connected to front and rear edges of the carrying portion, a second bending portion connected to left and right side edges of the carrying portion, a third bending portion connected to two side edges of the rear first bending portion, and a fourth bending portion connected to two side edges of the front first bending portion, where the rear side pressure assembly 310 includes a side pressure cylinder 3101 pivoted to an outer side of the frame 009 and a side pressure block 3102 pivoted to the side pressure cylinder 3101, and the side pressure cylinder 3101 drives the side pressure block 3102 to reciprocate along one end of the side pressure block 3102 by 90 ° to press the third bending portion; a pressing assembly 312 is further disposed between the rear side pressing assembly 310 and the front side baffle 311, the pressing assembly 312 includes a fifteenth driving motor 3121 and a pressing block 3122 pivotally connected to the fifteenth driving motor 3121, and the fifteenth driving motor 3121 drives the pressing block 3122 to rotate back and forth by 90 ° to press the second bending portion at intervals; the introducing part 334 is arranged in front of the front side baffle 311, the top of the introducing part 334 is curved from bottom to top from one end close to the front side baffle 311 to one end far from the front side baffle 311, and the top of the introducing part 334 is also arranged to incline upwards from the inner side edge close to the ream to the outer side edge;

In this embodiment, the box cover packaging mechanism 37 includes a fixing plate 371 disposed on the frame 009, a driving device 372 disposed on the fixing plate 371, a first mounting plate 373 connected to the driving device 372, four vertical pressing blocks 374 disposed on four edges of the first mounting plate 373, a pressing cylinder 375 disposed on the vertical pressing blocks 374, and a horizontal pressing block 376 disposed on the pressing cylinder 375, wherein the driving device 372 drives the mounting plate 373 to move up and down, and the pressing cylinder 375 pushes the horizontal pressing block 376 to move inward; in this embodiment, the ream feeding assembly 32 includes a first feeding assembly 321, a transporting frame 322 abutted with the first feeding assembly 321, a first pushing assembly 323 disposed on the transporting frame 322 and far from the abutted end of the first feeding assembly 321, and a second pushing assembly 324 perpendicular to the first pushing assembly 323 and abutted with the luggage device 31; in this embodiment, the first feeding component 321 includes a first belt 3211 and a motor 3212 driving the first belt 3211; the transporting rack 322 includes a transporting rail 3221, a second belt 3222 disposed on the transporting rail 3221, and a first motor 3223 for driving the second belt 3222 to drive; the first pushing assembly 323 comprises a third belt 3231 and a second motor 3232 for driving the third belt 3231 to feed; the second pushing assembly 324 includes two first circulating material pulling devices 3241 symmetrically arranged in a transverse direction, the two first circulating material pulling devices 3241 are connected through two fifth rotating shafts 3242, one of the two fifth rotating shafts 3242 is also connected with a sixteenth driving motor 3243 arranged on a frame 009 through a synchronous belt transmission pair 005, each first circulating material pulling device 3241 includes a second driving sprocket 3244 arranged on the two fifth rotating shafts 3242, the two second driving sprockets 3244 of each first circulating material pulling device 3241 are connected through a second chain 3245 in a transmission manner, and a first eight poking claw 3246 for poking A4 ream paper to move is further arranged on the second chain 3245; the sixteenth driving motor 3233 drives the second chain 3245 to drive the first material pushing eight claw 3246 to circularly move, and the first material pushing eight claw is matched with the material pushing eight claw which is matched with the A4 ream of paper to longitudinally move and push materials to the case device;

The package box feeding assembly 34 and the box cover feeding assembly 35 each comprise a mounting bracket 341, a stop piece 342 arranged at two sides of the mounting bracket 341, a third motor 343, a connecting rod 344 connected with the third motor 343, two movable rods 345 arranged on the connecting rod 344, a suction nozzle 346 arranged on the movable rods 345, a second driving device 347 and a conveyor belt 348 arranged at two sides of the mounting bracket 341, wherein the third motor 343 drives the connecting rod 344 to rotate, so that one end of the movable rod 345 is lifted or lowered, and the second driving device 347 drives the conveyor belt 348 to rotate; the discharging mechanism 33 includes a plurality of rollers 331 arranged side by side, and the rollers 331 are in transmission connection with a third driving motor (not shown in the drawing) through a chain transmission pair 333, and are driven to rotate by a third driving device, so that the rollers 331 continuously discharge bags.

For further explanation of the working principle of the case mechanism 003 and the structures of the case device 31, the discharging mechanism 33, the case feeding assembly 34, the case lid feeding assembly 35, the ejector mechanism 36 and the case lid packing mechanism 37, please refer to a full-automatic case packer of chinese patent (patent number 201310430464.1, the inventor of the patent is the inventor of the present invention), which is not described in detail herein.

The above description should not be taken as limiting the scope of the invention, and any modifications, equivalent changes and modifications made to the above embodiments according to the technical principles of the present invention still fall within the scope of the technical solutions of the present invention.

Claims

The integrated production line for paper cutting, ream production and case packaging of the A4 paper is characterized by comprising a double-convolution-cutter paper cutting mechanism for cutting roller paper into A4 paper, a ream packer which is in butt joint with the double-convolution-cutter paper cutting mechanism and is used for packing piled A4 paper into reams, and a case mechanism which is in butt joint with the ream packer and is used for carrying out case packaging on reams; the double rotary cutter mechanism comprises:

the paper feeding assembly comprises a plurality of paper feeding devices which are sequentially arranged along the paper feeding direction, and the plurality of paper feeding devices are matched with the material guiding assembly arranged on the bridge frame to laminate a plurality of roller papers and convey the roller papers along the paper feeding direction;

the traction assembly is arranged between the slitting assembly and the transverse cutting assembly, comprises a traction roller and a guide roller which are arranged on the frame through a bearing seat, and the traction roller and the guide roller reversely rotate and linearly drag the laminated roller paper conveyed by the paper feeding assembly to the transverse cutting assembly after passing through the slitting assembly;

the slitting assembly is used for longitudinally slitting the laminated roller paper into a plurality of strip paper;

The transverse cutting assembly is used for transversely cutting the strip paper into a plurality of stacks of A4 paper;

the paper feeding assembly comprises an upper paper feeding assembly and a lower paper feeding assembly, the upper paper feeding assembly comprises a high-speed upper paper feeding device and an upper paper feeding device, the lower paper feeding assembly comprises a front lower paper feeding device, a rear lower paper feeding device and a high-speed lower paper feeding device arranged between the front lower paper feeding device and the rear lower paper feeding device, the high-speed upper paper feeding device is matched with the front lower paper feeding device and the high-speed lower paper feeding device, the upper paper feeding device is matched with the rear lower paper feeding device, each pile A4 paper is matched and clamped, and the paper feeding speed difference generated by the upper paper feeding assembly and the lower paper feeding assembly is matched, so that a pile A4 paper can be sequentially overlapped on the front pile A4 paper and the front pile A4 paper is conveyed to the paper collecting assembly;

the paper collecting assembly comprises a paper collecting device capable of vertically lifting, wherein the paper collecting device descends gradually and sequentially receives each stack of A4 paper, and the A4 paper is transversely conveyed to the ream paper packaging machine after the number of the A4 paper is full of one ream;

the double-rotary-knife paper cutting mechanism also comprises a buffer paper receiving assembly, wherein the buffer paper receiving assembly is used for receiving the A4 paper transmitted by the paper feeding assembly and transferring the received A4 paper to the paper receiving assembly in the process that the paper receiving assembly transversely transmits the A4 paper to the ream packer,

The buffer paper receiving assembly comprises a driving motor fixedly arranged at the lower part of the frame, the driving motor is connected with a truss arm through a crank matched with a connecting rod, the truss arm can be driven by the driving motor to move along a linear guide rail vertically arranged on the frame, two longitudinally extending first linear guide rails are arranged at two lateral sides of the truss arm, a bracket is arranged on each of the two first linear guide rails, and the bracket is in transmission connection with the first driving motor fixedly arranged at the bottom end of the truss arm through a synchronous belt transmission pair; the first driving motor drives the bracket to move along the first linear guide rail, and the bracket longitudinally passes through a grid plate arranged on the rack, moves onto the paper collecting assembly and is in butt joint with the paper feeding assembly, and the bracket is matched with the first driving motor to drive the bracket to move along the first linear guide rail so as to be matched and accepted with each stack of A4 paper;

the paper receiving device comprises a second driving motor fixedly arranged on a supporting seat fixedly connected with a frame, the second driving motor is connected with a first truss plate through a first crank matched with a first connecting rod, two longitudinally extending supporting plates are arranged at two transverse ends of the first truss plate, the supporting plates are connected with the frame through screw rods and can slide along the screw rods, supporting plates are fixedly arranged on the two supporting plates, the supporting plates are connected with a plurality of supporting arms which extend transversely and are longitudinally arranged at intervals through supporting columns, a plurality of backing plates are arranged on each supporting arm at intervals along the transverse direction, the backing plates at the same position of the supporting arms in the transverse direction are matched to form a tray for supporting A4 paper, and the number of the trays is matched with the number of strip paper cut by the cutting assembly; the paper collecting assembly further comprises a paper collecting device, the paper collecting device comprises a truss rod movably connected with the frame through a bearing, a plurality of paper collecting baffles are fixedly arranged on the truss rod, the truss rod is further connected with the frame through a gas spring, the truss rod can drive the plurality of paper collecting baffles to turn over, and the truss rod is matched to push against one side face of the A4 paper sent to the paper receiving device by the paper feeding assembly so as to arrange and level each pile of A4 paper; the second driving motor drives the supporting plate and the carrier plate to slide along the screw rod and enables the carrier arm to drive the tray to move vertically, the matching paper receiving device descends gradually and receives each pile of A4 paper in sequence, the matching paper collecting device is matched with and levels each spiral A4 paper and a transverse conveying belt which is embedded between the plurality of carrier arms and is fixed relative to the frame to transversely convey each ream A4 paper, and the paper receiving assembly is enabled to transversely convey the A4 paper to the ream packer;

The ream packer includes:

the ream conveying belt is used for receiving ream from the double-rotary-cutter paper cutting mechanism and conveying the ream to the ream conveying mechanism;

the ream conveying mechanism is used for receiving ream from a position where the ream conveying belt is in butt joint and conveying the ream to the ejection assembly;

the packaging paper feeding mechanism is used for cutting the connected packaging paper into single packaging paper and/or conveying the single packaging paper to the upper paper station;

the ejection assembly is used for vertically ejecting the packaging paper and the A4 ream paper to the first packaging station and matching with the transverse packaging assembly to complete the packaging of the transverse edges of the ream paper after vertically ejecting each A4 ream paper to the lower end of the packaging paper positioned on the paper feeding station;

the transverse packaging assembly comprises two paper pushing devices, side paper clamping devices, paper pressing devices and glue spraying devices which are transversely and symmetrically arranged, the glue spraying devices are used for spraying glue on one transverse side edge of the packaging paper, the paper pressing devices are used for pressing and buckling the packaging paper on the top end of the A4 ream, the side paper clamping devices are used for being matched with the ejection assembly to clamp and fix the A4 ream, the two paper pushing devices can transversely and oppositely move in a matching manner to bend and glue two transverse side edges of the packaging paper and semi-cover the A4 ream, and the two transverse paper pushing devices are also used for being matched with the side paper clamping devices to support the A4 ream so as to enable the ejection assembly to retract;

The vertical folding angle assembly comprises a movable folding angle device and a fixed folding angle device which are transversely and symmetrically arranged, the movable folding angle device can fold angles of two vertex angles of one transverse side edge of the matched A4 ream of the packaging paper by transversely moving, and the fixed folding angle device is matched with the ream shifting assembly to transversely shift the A4 ream of the packaging paper and fold angles of two vertex angles of the other transverse side edge of the matched A4 ream of the packaging paper;

the longitudinal edge sealing assembly comprises two lower side edge folding heads which are longitudinally arranged at intervals, two glue spraying heads which are longitudinally and symmetrically arranged and two upper side edge sealing heads which are longitudinally arranged at intervals, wherein the two lower side edge folding heads are used for upwards folding the two lower sides of the longitudinal sides of the packaging paper when the paper pulling assembly is matched with the paper pulling assembly to transversely pull the A4 paper, the two glue spraying heads are used for spraying glue on the two lower sides of the folding, and the two upper side edge sealing heads are used for downwards folding the two upper sides of the longitudinal sides of the packaging paper and pasting the matched lower sides of the packaging paper when the paper pulling assembly is matched with the paper pulling assembly to transversely pull the A4 paper, so that the packaging of the paper is completed;

the ream shifting assembly is used for intermittently shifting the A4 ream in the transverse direction and transmitting the A4 ream to the ream blanking conveyer belt;

the packaging paper feeding mechanism is arranged on the traction paper feeding device, the static electricity removing device, the cutting device and the conveying device on the box body along the longitudinal direction; wherein,

The traction paper feeding device comprises a discharging shaft, a drafting shaft, a pressing shaft and a tensioning shaft, wherein the drafting shaft, the pressing shaft and the tensioning shaft are arranged on the box body through bearings, a cylindrical connected wrapping paper is arranged on the discharging shaft, the connected wrapping paper is wound on the drafting shaft and the tensioning shaft, the drafting shaft is in transmission connection with a fourth driving motor arranged on the box body through a synchronous belt or a transmission chain, the fourth driving motor can drive the drafting shaft to rotate and draft the roller wrapping paper to pass through the cutting device and then is sent to the conveying device, and the pressing shaft is arranged at the vertical upper end of the drafting shaft and can vertically move relative to the drafting shaft to adjust the vertical distance between the pressing shaft and the drafting shaft, so that the wrapping paper is matched and clamped or loosened;

the static eliminating device comprises an air blowing nozzle fixedly arranged on the box body, and the air blowing nozzle is connected with an ion fan fixedly arranged in the box body through a pipeline and is used for blowing static electricity of the conjoined packaging paper pulled by the traction paper feeding device;

the cutting device comprises an upper cutter holder fixedly arranged on the box body, a driving cylinder in transmission connection with the upper cutter is arranged on the upper cutter holder, a lower cutter fixedly arranged on the box body through a lower cutter holder is arranged at the lower end matching position of the upper cutter, and the upper cutter and the lower cutter are arranged in a staggered manner in the conveying direction; the driving cylinder can drive the upper cutting knife to move towards or away from the lower cutting knife, and the upper cutting knife is matched with the lower cutting knife to cut the connected packaging paper into single packaging paper with matched size;

The conveying device comprises two synchronous belt conveying belts which are arranged at intervals along the transverse direction, the two synchronous belt conveying belts are in transmission connection with a fifth driving motor fixedly arranged on the box body through a rotating shaft in cooperation with the first synchronous belt, the fifth driving motor drives the two synchronous belt conveying belts to act and in cooperation with a material guide plate arranged at the lower end of the conveying belt conveying belts to synchronously drive packaging paper of a single body to a paper feeding station;

the ream conveying mechanism comprises a first conveying belt which is arranged on the cabinet body through a screw rod, the first conveying belt is transversely arranged, and the first conveying belt is in transmission connection with a sixth driving motor fixedly arranged on the cabinet body through a plurality of synchronous belt transmission pairs; two circulating guide devices are symmetrically arranged at two longitudinal sides of the first conveying belt, the two circulating guide devices are in synchronous transmission connection through gears matched with a first rotating shaft, the first rotating shaft is also in transmission connection with a seventh driving motor fixedly arranged on the cabinet body through a synchronous belt transmission pair, each circulating guide device comprises a rotating main shaft, a supporting shaft, a rotating chain wheel and a driving chain wheel, the rotating main shaft and the supporting shaft are vertically arranged and are connected with the cabinet body through bearing seats, the rotating main shaft is also in meshed transmission connection with the first rotating shaft through gears, the rotating chain wheel and the driving chain wheel are respectively arranged on the rotating main shaft and the supporting shaft and are in transmission connection through chains, and a plurality of correcting plates for guiding A4 ream paper are further arranged on the chains; the sixth driving motor drives the first conveying belt to transversely convey the A4 ream, and the seventh driving motor matched with the two-cycle guide device drives the material correcting plate to circularly move, so that the ream is accurately conveyed to the material ejecting assembly;

The ejection assembly comprises a supporting seat fixedly arranged on the cabinet body, an ejection frame is movably arranged on the supporting seat, a first carrier plate is arranged at the upper end of the ejection frame, the bottom end of the ejection frame is in transmission connection with an eighth driving motor fixedly arranged on the cabinet body through a hinge seat, a crank connecting rod and a swinging rod, and the eighth driving motor can transmit the ejection frame to drive the first carrier plate and A4 ream paper placed on the first carrier plate to vertically move; the supporting seat is also movably provided with a jacking rod, the upper end of the jacking rod is connected with a supporting block movably embedded on the first carrier plate, the bottom end of the jacking rod is in transmission connection with a ninth driving motor fixedly arranged on the cabinet body through a first hinge seat, a first crank connecting rod and a first swinging rod, the ninth driving motor drives the jacking rod to drive the supporting block to vertically move, and when the first carrier plate vertically retreats due to matched jacking of supporting A4 ream paper, the two paper pushing devices can accept the supporting A4 ream paper;

the case mechanism comprises a case device, a ream paper feeding component arranged at one longitudinal end of the case device, a discharging mechanism arranged at the other longitudinal end of the case device and in butt joint with the case device, a packing case feeding component and a case cover feeding component arranged at one transverse side of the case device; the luggage device comprises a frame body, a push rod mechanism and a case cover packaging mechanism, wherein the frame body is provided with an upper layer feeding frame and a lower layer receiving frame, the upper layer feeding frame is provided with a feeding hole, the push rod mechanism comprises a plurality of push rods and a top plate connected with the push rods, the top plate is arranged corresponding to the feeding hole, two sides of the lower layer receiving frame corresponding to the feeding hole are respectively provided with a rear side pressing assembly and a front side baffle, and the discharging mechanism is provided with two guide-in parts; when packaging, the packaging box feeding assembly and the box cover feeding assembly respectively provide the packaging box and the box cover, the ream paper feeding assembly sends ream paper to the box device, the ejector rod mechanism drives the ejector rod and the top plate to vertically move downwards for a certain distance, the packaging box is sunk into the feeding port by the gravity of ream paper to contact the downwards moved top plate, the ejector rod mechanism drives the ejector rod and the top plate to gradually move downwards until the packaging box is filled with the ream paper of a preset quantity and then is positioned on the lower layer material receiving frame, the front part and the rear part of the packaging box are bent in the downwards moving process, and the rear side pressing assembly, the front side baffle plate and the leading-in part sequentially bend the peripheral part of the packaging box to complete packaging of the packaging box, and the box cover packaging mechanism packages the box cover;

The packaging box comprises a bearing part, a first bending part connected to the front and rear edges of the bearing part, a second bending part connected to the left and right side edges of the bearing part, a third bending part connected to the two side edges of the first rear bending part and a fourth bending part connected to the two side edges of the first front bending part, the rear side pressure assembly comprises a side pressure cylinder pivoted on the outer side of the frame body and a side pressure block pivoted on the side pressure cylinder, and the side pressure cylinder drives the side pressure block to reciprocate by 90 degrees along one end of the side pressure block so as to fold and press the third bending part; a pressing component is further arranged between the rear side pressing component and the front side baffle, the pressing component comprises a fifteenth driving motor and a pressing block pivoted on the fifteenth driving motor, and the pressing block is driven by the fifteenth driving motor to rotate back and forth by 90 degrees so as to press the second bending part at intervals; the leading-in portion locates the place ahead of front side baffle, the top of leading-in portion is the curved setting of arc from bottom to top from the one end that is close to the front side baffle to the one end that keeps away from the front side baffle, the top of leading-in portion still is set up to by being close to the inboard edge outside edge upward sloping of ream.
2. The A4 paper double-rotary-blade paper cutting, ream-producing and trunk packaging integrated production line according to claim 1, wherein,

The paper feeding assembly is provided with five paper feeding devices, and each paper feeding device comprises a supporting wallboard, a reciprocating rotating shaft, a force arm, a push-pull rod and a telescopic cylinder, wherein the large end of the force arm is connected with the reciprocating rotating shaft, the push-pull rod is movably connected with the small end of the force arm through a shaft pin, and the telescopic cylinder is in transmission connection with the push-pull rod; wherein the reciprocating rotary shaft and the telescopic cylinder are arranged on the supporting wallboard; the reciprocating rotary shaft comprises a rotary shaft body and a paper roll clamping arm arranged on the rotary shaft body, the rotary shaft body is provided with two linear slide rails, one end of the paper roll clamping arm is connected with the two linear slide rails, the other end of the paper roll clamping arm is connected with a chuck for clamping roller paper, the end, connected with the linear slide rails, of the paper roll clamping arm is also in transmission connection with a first driving cylinder through a lock ring which is used for sleeving and locking the paper roll clamping arm on the rotary shaft body, and the first driving cylinder can drive the paper roll clamping arm to transversely slide along the matched linear slide rails so as to adjust the transverse distance between the two chucks which are transversely and symmetrically arranged; the guide assembly comprises a plurality of first guide rollers and thread transmission rollers, at least one first guide roller and thread transmission rollers are arranged at the position of the bridge, which is matched with each paper feeding device, of the bridge, the roller paper arranged on the paper feeding device is wound on the matched first guide rollers and thread transmission rollers and drafts along the paper feeding direction, a lamination device for laminating a plurality of roller papers drafted along the paper feeding direction is further arranged at the butt joint position of the bridge and the slitting assembly, the lamination device comprises a plurality of paper guide passages arranged at the upper end of the bridge and longitudinally arranged at intervals, each paper guide passage side and the right lower end are respectively provided with a transmission roller and a receiving roller, and a plurality of roller papers drafted along the paper feeding direction sequentially wind around the matched transmission rollers, the paper guide passages and the receiving rollers and then stretch out along the lamination paper guide passages to finish lamination of the roller papers.
3. The A4 paper double-rotary-blade paper cutting, ream-producing and trunk packaging integrated production line according to claim 2, wherein,

the slitting assembly comprises a first slitting knife set and a second slitting knife set arranged at the upper end and/or the lower end of the first slitting knife set; the first slitting knife group comprises a knife shaft, the knife shaft is arranged on the frame through a bearing seat, and a plurality of first slitting knives are arranged on the knife shaft in a separated mode through a blocking sleeve; the second slitting knife group comprises a knife holder which transversely extends and is fixedly connected with the frame, a dovetail chute is formed in the longitudinal side edge of the knife holder, a plurality of mounting blocks which are matched with the dovetail chute are hung on the knife holder, an air cylinder is fixedly arranged on the mounting blocks, the air cylinder is in transmission connection with an electric cutter, the electric cutter is matched and opposite to the first slitting knife in a setting position, and the electric cutter is matched with the first slitting knife to slit the laminated multiple pieces of roller paper into multiple pieces of strip paper;

the transverse cutting assembly comprises an upper cutter roller and a lower cutter roller which are transversely arranged and connected with the frame through bearings, wherein one transverse end of the upper cutter roller and one transverse end of the lower cutter roller are fixedly provided with transmission gears which are meshed with each other, the other transverse end of the upper cutter roller and the other transverse end of the lower cutter roller are provided with transmission wheels, one of the two transmission wheels is in transmission connection with a guide roller and a third driving motor of the traction assembly through a transmission belt, and the third driving motor drives the upper cutter roller and the lower cutter roller to reversely rotate through the transmission belt and the transmission gears; the cutter mounting grooves are formed in the circumferential side walls of the upper cutter roller and the lower cutter roller, the cutter mounting grooves are axially symmetrically arranged, transverse cutters arranged in the radial direction of the upper cutter roller or the lower cutter roller are locked in each cutter mounting groove through wedge block matched screws, and the transverse cutters are further arranged to extend out of the cutter mounting grooves matched with the cutter edges of the transverse cutters; the third driving motor is driven by the driving belt and the driving gear to enable the upper knife roll, the lower knife roll and the transverse knife arranged on the upper knife roll and the lower knife roll to reversely rotate and be meshed at intervals, and a plurality of strip papers are transversely cut into a plurality of stacks A4 papers in a matching way;

The high-speed upper paper feeding device, the front lower paper feeding device, the high-speed lower paper feeding device and the rear lower paper feeding device all comprise paper feeding rollers and tensioning rollers which are arranged on the frame transversely through bearings, the paper feeding rollers and the tensioning rollers are connected through transmission belts in a transmission way, and a synchronous transmission wheel is arranged at one transverse end of each paper feeding roller; the high-speed upper paper feeding device, the front lower paper feeding device and the paper feeding roller of the high-speed lower paper feeding device are in transmission connection through a first transmission belt, the paper feeding roller of the front lower paper feeding device is in transmission connection with the third driving motor through a first synchronous transmission wheel, a second transmission belt and a synchronous belt transmission pair, and the diameter sizes of the paper feeding rollers of the high-speed upper paper feeding device and the high-speed lower paper feeding device are the same and larger than the diameter size of the paper feeding roller of the front lower paper feeding device; the paper feeding rollers of the upper paper feeding device and the rear lower paper feeding device are in transmission connection with a second synchronous transmission wheel arranged at the transverse side end of the frame through a fourth transmission belt, the second synchronous transmission wheel is in transmission connection with a transmission wheel arranged on the upper cutter roller through a third transmission belt, the paper feeding rollers of the upper paper feeding device and the rear lower paper feeding device can rotate through transmission of a third driving motor in a matched mode, and the diameters of the paper feeding rollers of the upper paper feeding device and the rear lower paper feeding device are the same.
4. The A4 paper double-rotary-blade paper cutting, ream-producing and trunk packaging integrated production line according to claim 1, wherein,

the paper pushing devices comprise linear guide rails which are fixedly arranged on the cabinet body and transversely extend, a pushing plate is fixedly arranged on the linear guide rails, one end of the pushing plate is provided with an inclined wedge surface or an arc wedge surface, the other end of the pushing plate is in transmission connection with a tenth driving motor fixedly arranged on the cabinet body through a second hinge seat, a second crank connecting rod and a second swing rod, the tenth driving motor drives the pushing plate to slide along the linear guide rails, and the pushing plates of the two paper pushing devices are matched to enable the pushing plates of the two paper pushing devices to move oppositely so as to bend and glue the two transverse side edges of the packaging paper and half cover the A4 ream paper;

the side paper clamping device comprises a fixed clamping plate fixedly arranged on the cabinet body and a movable clamping plate capable of transversely moving, the movable clamping plate is connected with a first straight guide rail which is obliquely arranged, the first straight guide rail is arranged on a support fixedly connected with the cabinet body, an eleventh driving motor is arranged at the top end of the support, the eleventh driving motor is connected with the first straight guide rail through a third swing rod, a third crank connecting rod and a third hinge seat and can drive a sliding rail of the first straight guide rail to slide relative to the support, and the movable clamping plate is matched and driven to transversely move along the fixed clamping plate so as to clamp and fix A4 ream paper;

The paper pressing device comprises a first support fixedly arranged on the cabinet body, a second linear guide rail is vertically arranged on the first support, one end of a sliding rail of the second linear guide rail is connected with a pressing plate, the other end of the sliding rail of the second linear guide rail is in transmission connection with a twelfth driving motor fixedly arranged on the cabinet body through a fourth hinge seat, a fourth crank connecting rod and a fourth swing rod, the twelfth driving motor can transmit the sliding rail of the second linear guide rail to drive the pressing plate to extend into the space between the fixed clamping plate and the movable clamping plate, and the sliding rail is matched with the top end of the A4 ream paper to press the top end of the A4 ream paper to assist the transverse packaging assembly to finish transverse side packaging of the A4 ream paper;

the movable corner device and the fixed corner device comprise two corner blocks fixedly installed through mounting plates, the two corner blocks are arranged at intervals in the vertical direction, the mounting plates of the movable corner device are further arranged on a third linear guide rail extending transversely, the mounting plates are further in transmission connection with a second rotating shaft through a fifth crank connecting rod and a fifth swinging rod, and the second rotating shaft is in transmission connection with a thirteenth driving motor fixedly arranged on the cabinet body through a synchronous belt transmission pair; the thirteenth driving motor drives the mounting plate to drive the matched two corner folding blocks to prop against two vertex angles of one lateral side of the packaging paper or to prop against two vertex angles of the other lateral side of the packaging paper by the two corner folding blocks of the fixed corner folding device when the paper pulling component laterally pulls the A4 paper, so that the corner folding of the longitudinal side of the packaging paper is completed;

The paper-making shifting assembly comprises two circulating shifting devices which are longitudinally and symmetrically arranged, the two circulating shifting devices are connected through a third rotating shaft, the third rotating shaft is also in transmission connection with a fourteenth driving motor arranged in the cabinet body through two synchronous belt transmission pairs and a fourth rotating shaft, and the fourth rotating shaft is also in transmission connection with a side conveying belt of the paper-making blanking conveying belt through a gear and a first transmission shaft; each circulating shifting device comprises a first rotating chain wheel arranged on a third rotating shaft and a first driving chain wheel arranged on the cabinet body through a bearing, wherein the first rotating chain wheel is in transmission connection with the first driving chain wheel through a first chain, and a shifting eight claw for shifting A4 ream paper to move is further arranged on the first chain; the fourteenth driving motor drives the first chain to drive the eight stirring claws to circularly move, and the eight stirring claws are matched with stirring A4 ream paper to transversely move.
5. The integrated production line for cutting paper, producing the ream paper and packaging the trunk by using the double rotary cutters of A4 paper according to claim 1, wherein the case cover packaging mechanism comprises a fixed plate arranged on a frame body, a driving device arranged on the fixed plate, a first mounting plate connected with the driving device, four vertical pressing blocks respectively arranged at four edges of the first mounting plate, a pressing cylinder arranged on the vertical pressing blocks and a horizontal pressing block arranged on the pressing cylinder, the driving device drives the mounting plate to move up and down, and the pressing cylinder pushes the horizontal pressing block to move inwards; the ream feeding assembly comprises a first feeding assembly, a transport frame in butt joint with the first feeding assembly, a first pushing assembly arranged on the transport frame and far away from the butt joint end of the transport frame with the first feeding assembly, and a second pushing assembly perpendicular to the first pushing assembly and in butt joint with the luggage device; the first feeding assembly comprises a first belt and a motor for driving the first belt to feed; the conveying frame comprises a conveying rail, a second belt arranged on the conveying rail and a first motor for driving the second belt to drive; the first pushing assembly comprises a third belt and a second motor for driving the third belt to feed; the second pushing assembly comprises two transversely symmetrically arranged first circulating material stirring devices, the two first circulating material stirring devices are connected through two fifth rotating shafts, one of the two fifth rotating shafts is also connected with a sixteenth driving motor arranged on the frame body through a synchronous belt transmission pair, each first circulating material stirring device comprises a second driving chain wheel arranged on the two fifth rotating shafts, the two second driving chain wheels of each first circulating material stirring device are in transmission connection through a second chain, and a first eight stirring claw for stirring A4 ream paper to move is further arranged on the second chain; the sixteenth driving motor drives the second chain to drive the first material stirring eight claws to circularly move, and the first material stirring eight claws are matched with the A4 ream paper to be stirred to longitudinally move and push materials to the case device; the packaging box feeding assembly and the box cover feeding assembly comprise a mounting bracket, stop parts arranged on two sides of the mounting bracket, a third motor, a connecting rod connected with the third motor, two movable rods arranged on the connecting rod, a suction nozzle arranged on the movable rods, a second driving device and a conveyor belt arranged on two sides of the mounting bracket, wherein the third motor drives the connecting rod to rotate so as to enable one end of the movable rod to lift or descend, and the second driving device drives the conveyor belt to rotate; the discharging mechanism comprises a plurality of rollers which are arranged side by side, and the rollers are driven to rotate by a third driving device, so that the rollers continuously discharge bags.