CN211542759U - Offset press - Google Patents
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- CN211542759U CN211542759U CN201922389807.XU CN201922389807U CN211542759U CN 211542759 U CN211542759 U CN 211542759U CN 201922389807 U CN201922389807 U CN 201922389807U CN 211542759 U CN211542759 U CN 211542759U
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Abstract
An offset press comprises a printing device, a paper suction device and a gauge conveying device; a paper feeding port is formed in one end of the printing device, and a placing table is fixed at one end of the printing device, which is provided with a paper feeding port; the paper suction device is fixed on the placing table, and a paper inlet is formed in one end, away from the paper feeding port, of the paper suction device; the gauge conveying device is fixed on the placing table and corresponds to the paper feeding port; the gauge transmission device comprises a base, a sliding table, a baffle plate, a pushing plate and a power assembly; the base extends towards the paper inlet direction, is fixedly connected on the placing table and extends into the paper suction device; the sliding table is horizontally arranged and fixed on the base, and the table surface of the sliding table extends into the paper inlet; the baffle is fixedly connected to one side of the sliding table, and the plate surface of the baffle is vertical to the table surface of the sliding table; the face of pushing plate corresponds with the paper feed mouth, and the pushing plate is perpendicular and with slip table sliding fit with baffle and slip table, and when power component moved, the pushing plate slided along the slip table. The utility model has the advantages of improve and add paper efficiency.
Description
Technical Field
The utility model belongs to the technical field of the lithography apparatus and specifically relates to an offset press is related to.
Background
One kind of offset press lithographic machine, the picture and text is printed on the blanket cylinder from the printing plate first during printing, then transfer printing to printing paper by the blanket cylinder, the offset press can be divided into many different types according to the paper feed way, the printing colour number that once paper feed finishes and the biggest printing paper breadth of undertaking, the offset press possesses very important position in the printing equipment market because of its printing speed is fast, printing quality is relatively stable, advantages such as whole print cycle is short.
The Chinese patent with publication number CN109080253A discloses an offset printing machine, which comprises a frame, wherein a placing table is fixedly arranged at the top of one end of the frame, a paper pressing device, a sucking disc device and a printing device are sequentially arranged on the frame from one end of the placing table to the other end of the placing table, stacked printing paper is placed on the placing table and pressed by the paper pressing device, the sucking disc device sucks the printing paper on the uppermost layer and moves the printing paper to the printing device, and the printing paper is printed with required pictures and texts by the printing device.
However, the above-mentioned apparatus has some problems in use, when printing is performed, a single piece of printing paper needs to be fed to a printing apparatus from a specific position through a suction cup device for printing, in order to continuously operate the offset printing machine, a plurality of pieces of printing paper need to be stacked together and placed in a paper pressing device under the suction cup device, if the printing paper is not regular, the paper suction device cannot normally suck the printing paper and transfer the printing paper into the printing apparatus, so that in each printing, a worker is required to stack the printing paper together, then a tool such as a plate ruler is used to press the corners of the printing paper, so as to align the plurality of pieces of printing paper, and then the printing paper is placed under the paper suction device for paper suction printing, while in the offset printing machine, paper needs to be added at intervals, long regular time needs to be consumed before paper is added, and the paper adding efficiency is relatively low.
SUMMERY OF THE UTILITY MODEL
Not enough to prior art exists, the utility model aims to provide an offset press through setting up the gauge conveyer, reduces the regular time of beating printing paper to improve the efficiency of adding paper of printer.
The above object of the present invention is achieved by the following technical solutions:
an offset press comprises a printing device, a paper suction device and a gauge conveying device; a paper feeding port is formed in one end of the printing device, and a placing table is fixed at one end of the printing device, which is provided with a paper feeding port; the paper suction device is fixed on the placing table, and a paper inlet is formed in one end, away from the paper feeding port, of the paper suction device; the gauge conveying device is fixed on the placing table and corresponds to the paper feeding port; the gauge transmission device comprises a base, a sliding table, a baffle plate, a pushing plate and a power assembly; the base extends towards the paper inlet direction, is fixedly connected on the placing table and extends into the paper suction device; the sliding table is horizontally arranged and fixed on the base, and the table surface of the sliding table extends into the paper inlet; the baffle is fixedly connected to one side of the sliding table, and the plate surface of the baffle is perpendicular to the table surface of the sliding table; the face of pushing plate corresponds with the paper feed mouth, and the pushing plate is perpendicular and with slip table sliding fit with baffle and slip table, and when power component moved, the pushing plate slided along the slip table.
Through adopting above-mentioned technical scheme, the slip table, enclose into a spacing corner between baffle and the push plate, when printing, beat printing paper earlier and place rule conveyer on, then will print paper and promote to spacing corner and press, at the baffle, under the common restriction of push plate and slip table, can be regular neat between beating printing paper, then under power component's drive, the push plate moves towards the paper feed mouth, thereby beat printing paper regular in the paper feed mouth, inhale the paper device and will beat printing paper from the top one and begin, one is inhaled through the mouth of form advancing and is sent into printing device, beat printing paper and be printed the picture and text in printing device, the slip table, spacing corner that forms between baffle and the push plate can make beating more convenient of printing paper, thereby regular time has been reduced, the efficiency of adding paper has been improved.
The utility model discloses can further set up to: two sliding chutes penetrating through the sliding table are formed in the sliding table, and the two sliding chutes are parallel and extend towards the direction of the paper feeding port; two sliding blocks are respectively fixed on two sides of the bottom end of the pushing plate, and the two sliding blocks are embedded in the sliding grooves and are in sliding fit with the sliding grooves.
Through adopting above-mentioned technical scheme, the spout can guide the slider of pushing plate bottom to it is more smooth to make the sliding of pushing plate on the slip table.
The utility model discloses can further set up to: the power assembly and the sliding block piece are provided with connecting pieces which are respectively connected with the power assembly and the sliding block.
Through adopting above-mentioned technical scheme, the connecting piece can transmit the power of power pack output to the slider to make the propelling movement board can trade the slip on the slip table under power component's effect.
The utility model discloses can further set up to: the power assembly comprises a transmission motor, a shaft rod, a chain wheel and a chain; the conveying motor is fixed on the placing table; the two shaft levers are respectively arranged at the two ends of the base, the shaft levers are rotatably supported between the two bases and are perpendicular to the two bases, and one end of one shaft lever is coaxially and fixedly connected with the output end of the conveying motor; four chain wheels are respectively and fixedly connected with two ends of each shaft lever; the two chains are respectively matched with the chain wheel on the same side of the base; the two ends of the connecting piece are respectively connected with the chain links and the sliding blocks on the chain.
Through adopting above-mentioned technical scheme, the sprocket rotation on the electricity transmission motor drives the axostylus axostyle, and the sprocket drives the chain and rotates, and the chain forms a power interval at the slip table both ends, then transmits the power of chain for the slider through the connecting piece to can drive the slurcam and slide along the slip table.
The utility model discloses can further set up to: the connecting piece comprises a U-shaped clamp, a fixing bolt and a connecting plate; two side surfaces of the U-shaped clamp are respectively arranged at the upper side and the lower side of the chain and correspond to the chain link openings on the chain; the fixing bolt penetrates through the upper side surface and the lower side surface of the U-shaped clamp and the opening of the chain link, and a nut is screwed at one end of the fixing bolt penetrating through the U-shaped clamp; the bottom of the connecting plate is fixedly connected with the U-shaped clamp, and the top end of the connecting plate is fixedly connected with the sliding block.
Through adopting above-mentioned technical scheme, press from both sides, fixing bolt and connecting plate through the U type and fix chain and slider to when the motor drove the chain and rotate, the connecting piece can transmit power for the slurcam, thereby the slurcam motion will beat printing paper propelling movement to paper feed mouth.
The utility model discloses can further set up to: and a damping rubber pad is arranged at the bottom of the conveying motor.
Through adopting above-mentioned technical scheme, can reduce the vibrations that the conveying motor produced in the operation process, improve the stability of beating printing paper in the transfer process.
The utility model discloses can further set up to: and a bearing plate is fixedly connected to one side of the sliding table opposite to the baffle plate, the bearing plate is positioned at one end of the sliding table far away from the paper inlet, and the upper surface of the bearing plate is flat and smooth and is flush with the table top of the sliding table.
By adopting the technical scheme, a plurality of piles of printing paper can be placed on the bearing plate firstly, and when the paper needs to be added, the printing paper can be pushed towards the sliding table along the bearing plate, so that the printing paper can be placed on the sliding table more conveniently; the supporting plate can be used for placing a plurality of piles of printing paper, and the next pile of printing paper can be pushed onto the sliding table in time when the paper needs to be changed, so that the carrying time is reduced, and the regular transmission of the printing paper can be more timely.
The utility model discloses can further set up to: the printing device comprises a frame body, a rubber roller, a coining roller, a printing plate roller, a printing motor, an ink roller and a paper feeding roller; the frame body is in a U-shaped frame shape, the opening of the frame body is downward, and the rubber roller is rotatably supported in the frame body; the printing roller is rotatably supported in the frame body and is positioned above the rubber roller, and the printing roller is abutted against the rubber roller; the printing plate cylinder is rotatably supported in the frame body and is positioned below the rubber cylinder, and the printing plate cylinder is abutted against the rubber cylinder; gears meshed with each other are arranged at the same end of the rubber roller, the pressure roller and the plate roller; the output end of the printing motor is coaxially and fixedly connected with one end of the rubber roller, which is provided with the gear; the printing ink roller is rotatably supported in the frame body and is positioned below the printing plate cylinder, the printing ink roller is abutted against the printing plate cylinder, a printing ink box for containing ink is arranged below the printing ink roller, the lower part of the printing ink roller is immersed in the printing ink box, and the printing ink box is fixedly connected to the frame body; the two paper feeding rollers are rotatably supported on the frame body, a gap for conveying the paper is reserved between the two paper feeding rollers, the two paper feeding rollers are positioned at the paper feeding openings at the upstream of the paper feeding direction of the rubber roller and the printing and pressing roller, one end of one paper feeding roller is coaxially and fixedly connected with a paper feeding motor, and the paper feeding motor is fixed on the frame body.
Through adopting above-mentioned technical scheme, open the printing motor and the motor of form advancing, printing motor drive blanket cylinder is rotatory, because blanket cylinder, impression cylinder and plate cylinder pass through gear connection, impression cylinder and plate cylinder and blanket cylinder synchronous operation, because ink roller and plate cylinder butt, ink roller rotates and makes ink evenly distributed on plate cylinder, plate cylinder surface has picture and text, thereby plate cylinder and blanket cylinder butt evenly print the blanket cylinder with the picture and text on, beat printing paper and convey the blanket cylinder under the effect of paper feed roller in, under the guide of blanket cylinder, beat printing paper and pass from the butt department of blanket cylinder and impression cylinder, thereby evenly print printing paper with the picture and text on the blanket cylinder.
The utility model discloses can further set up to: the paper suction device comprises a shell, a first air cylinder, a second air cylinder and a sucker; openings are arranged at two ends of the shell, one end of the opening faces the paper feeding roller, and the other end of the opening is a paper feeding opening; the first cylinder is horizontally arranged, the first cylinder is fixedly connected with the top of the shell, the output end of the first cylinder faces the paper feeding roller, the second cylinder is vertical, and the tail end of the second cylinder is fixedly connected with the output end of the first cylinder; the opening of the sucker faces downwards and is fixedly connected with the output end of the second cylinder.
Through adopting above-mentioned technical scheme, start the cylinder, concertina movement is done to the output of two cylinders, and after beating printing paper entering paper feed mouth, the second cylinder operation, first cylinder remain motionless, and the sucking disc is pressed to and is beaten printing paper and inhale on the paper, beats printing paper and inhale the back, and the second cylinder remains motionless, and first cylinder operation will beat printing paper and convey and form paper feed roller department, in the effect of form paper feed roller spreads into printing device with paper into, and two cylinder reciprocating motion accomplish and inhale paper.
To sum up, the utility model discloses following beneficial effect has at least:
1. by arranging the gauge conveying device, printing paper can be regulated more conveniently, the time for regulating the printing paper is shortened, and the paper adding efficiency is improved;
2. the shock of conveying motor can be reduced through setting up the shock pad, makes the transfer process more stable.
Drawings
FIG. 1 is a schematic diagram of a linear conveyor of an offset printing press after conveyance;
FIG. 2 is a schematic diagram of a linear conveyor of an offset printing press before being conveyed;
FIG. 3 is a cross-sectional view of the offset printing press;
fig. 4 is a schematic view of the structure of the coupling member and the chain.
In the figure, 1, a printing device; 10. a frame body; 11. a rubber roller; 12. a platen roller; 13. a plate cylinder; 14. printing a motor; 15. an ink roller; 150. an ink cartridge; 16. a paper feed roller; 17. a bearing plate; 18. a placing table; 2. a paper suction device; 20. a housing; 200. a paper inlet; 21. a first cylinder; 22. a second cylinder; 23. a suction cup; 3. a gauge conveyor; 30. a base; 31. a sliding table; 310. a chute; 32. a baffle plate; 33. a push plate; 330. a slider; 34. a power assembly; 340. a transfer motor; 3400. a shock-absorbing rubber pad; 341. a shaft lever; 342. a sprocket; 343. a chain; 35. a connecting member; 350. a U-shaped clamp; 351. fixing the bolt; 352. a connecting plate; 36. a support plate; 4. printing paper.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
Referring to fig. 1 and 2, an offset printing machine includes a printing device 1, a paper suction device 2, and a register transfer device 3; a paper feeding port is formed in one end of the printing device 1, a placing table 18 is fixed to one end, provided with the paper feeding port, of the printing device, the paper suction device 2 is fixed to the placing table 18, a paper feeding port 200 is formed in one end, away from the paper feeding port, of the paper suction device, and the gauge conveying device 3 is fixed to the placing table 18 and corresponds to the paper feeding port 200.
In practical application, the stacked printing paper 4 is firstly placed on the gauge conveyor 3 to be orderly arranged and then conveyed into the paper feeding port 200 of the paper suction device 2, the paper suction device 2 sucks the printing paper 4 from the top sheet one by one, and feeds the printing paper 4 into the paper feeding port of the printing device 1 and then enters the printing device 1, and the printing paper 4 is printed with pictures and texts in the printing device 1.
Referring to fig. 1 and 3, the printing apparatus 1 includes a frame body 10, a blanket cylinder 11, an impression cylinder 12, a plate cylinder 13, a printing motor 14, an ink roller 15, a paper feed roller 16, and a receiving plate 17; the frame body 10 is in a U-shaped frame shape, the opening of the frame body is downward, and the rubber roller 11 is rotatably supported in the frame body 10; the impression cylinder 12 is rotatably supported in the frame body 10 and is positioned above the rubber cylinder 11, and the impression cylinder 12 is abutted against the rubber cylinder 11; the plate cylinder 13 is rotatably supported in the frame body 10 and is positioned below the rubber cylinder 11, and the plate cylinder 13 is abutted against the rubber cylinder 11; the same end of the rubber cylinder 11, the impression cylinder 12 and the plate cylinder 13 is provided with gears which are meshed with each other; the output end of the printing motor 14 is coaxially and fixedly connected with one end of the rubber roller 11 provided with a gear; the ink roller 15 is rotatably supported in the frame body 10 and is positioned below the printing plate cylinder 13, the ink roller 15 is abutted against the printing plate cylinder 13, an ink box 150 for containing ink is arranged below the ink roller 15, the lower part of the ink roller 15 is immersed in the ink box 150, and the ink box 150 is fixedly connected to the frame body 10; two paper feeding rollers 16 are rotatably supported on the frame 10, a gap for feeding paper is reserved between the two paper feeding rollers 16, the two paper feeding rollers 16 are positioned at the upstream of the rubber roller 11 and the impression roller 12 in the paper feeding direction, one end of one paper feeding roller 16 is coaxially and fixedly connected with a paper feeding motor, and the paper feeding motor is fixed on the frame 10; the receiving plate 17 is fixed on the frame 10 and horizontally disposed, and the receiving plate 17 is located at the downstream of the paper output positions of the rubber roller 11 and the impression roller 12.
In practical application, the printing motor 14 and the paper feeding motor are started, the printing motor 14 drives the rubber roller 11 to rotate, since the blanket cylinder 11, the impression cylinder 12 and the plate cylinder 13 are connected by gears, the impression cylinder 12 and the plate cylinder 13 are operated in synchronization with the blanket cylinder 11, because the ink roller 15 is abutted with the plate cylinder 13, the ink roller 15 rotates to enable ink to be uniformly distributed on the plate cylinder 13, pictures and texts are arranged on the surface of the plate cylinder 13, the plate cylinder 13 is abutted with the rubber cylinder 11 so as to uniformly print the pictures and texts on the rubber cylinder 11, the printing paper 4 is conveyed into the rubber cylinder 11 under the action of the paper feeding roller 16, under the guidance of the blanket cylinder 11, the printing paper 4 passes through the abutment of the blanket cylinder 11 and the impression cylinder 12, thereby uniformly printing the image and text on the rubber roller 11 on the printing paper 4, and the printing paper 4 after printing falls into the lower bearing plate 17 to complete printing.
Referring to fig. 3, the paper suction device 2 is fixed to the placing table 18; the paper suction device 2 can adopt any sucker type paper suction device 2, and also can adopt the paper suction device 2 disclosed in an offset press with the name of CN 109080253A; in the present embodiment, the paper suction device 2 includes a housing 20, a first cylinder 21, a second cylinder 22, and a suction cup 23; an opening is provided at both ends of the housing 20, one end of the opening faces the paper feed roller 16, and the other end is opened as a paper feed port 200; the first cylinder 21 is horizontally arranged, the first cylinder 21 is fixedly connected with the top of the shell 20, the output end of the first cylinder faces the paper feeding roller 16, the second cylinder 22 is vertically arranged, and the tail end of the second cylinder 22 is fixedly connected with the output end of the first cylinder 21; the suction cup 23 has a downward opening and is fixedly connected with the output end of the second cylinder 22.
In practical application, the cylinders are started, the output ends of the two cylinders do telescopic motion, when printing paper 4 enters the paper inlet 200, the second cylinder 22 operates, the first cylinder 21 remains stationary, the sucker 23 presses the paper to suck the printing paper 4, after the printing paper 4 is sucked, the second cylinder 22 remains stationary, the first cylinder 21 operates to convey the printing paper 4 to the paper feeding roller 16, the paper is conveyed into the printing device 1 under the action of the paper feeding roller 16, and the two cylinders do reciprocating motion to suck the paper.
Referring to fig. 2 and 3, the gauge conveyor 3 includes a base 30, a slide table 31, a stopper 32, a pushing plate 33, a power assembly 34, a connecting member 35, and a support plate 36; the base 30 is made of two parallel channel steels and extends towards the paper feeding port 200, and the base 30 is fixedly connected to the placing table 18 and extends into the paper suction device 2; the sliding table 31 is horizontally arranged and fixed on the base 30, the table surface of the sliding table 31 extends into the paper feed port 200, two sliding grooves 310 penetrating through the sliding table 31 are formed in the sliding table 31, and the two sliding grooves 310 are parallel and extend towards the direction of the paper feed port 200; the baffle 32 is fixedly connected to one side of the sliding table 31 and is parallel to the sliding chute 310, and the plate surface of the baffle 32 is perpendicular to the table surface of the sliding table 31; two sliding blocks 330 are respectively fixed on two sides of the bottom end of the pushing plate 33, the two sliding blocks 330 are respectively embedded in the sliding groove 310 and are in sliding fit with the sliding groove 310, and the pushing plate 33 is perpendicular to the baffle 32 and the sliding table 31; the power assembly 34 includes a transmission motor 340, a shaft 341, a sprocket 342, and a chain 343; the conveying motor 340 is fixed on the placing table 18, and a shockproof rubber pad 3400 is padded at the bottom of the conveying motor 340; the number of the shaft rods 341 is two, the two shaft rods 341 are respectively arranged at two ends of the base 30, the shaft rods 341 are rotatably supported between the two bases 30, the shaft rods 341 are perpendicular to the two bases 30, and one end of one shaft rod 341 is coaxially and fixedly connected with the output end of the conveying motor 340; four chain wheels 342 are respectively and fixedly connected with two ends of each shaft rod 341; two chains 343 are provided, and the chains 343 are engaged with the sprockets 342 on the same side of the base 30; two connecting pieces 35 are provided, and two ends of the connecting piece 35 are respectively connected with the chain links on the chain 343 and the sliding block 330; the supporting plate 36 is fixedly connected to one side of the sliding table 31 opposite to the baffle 32 and located at one end of the sliding table 31 far away from the paper feed port 200, and the surface of the supporting plate 36 is flush with the surface of the sliding table 31.
In practical application, the printing paper 4 is stacked and carried to the supporting plate 36, and when the paper needs to be added, the printing paper 4 is piled together and pushed onto the sliding table 31, one corner of the printing paper 4 is abutted against a limiting corner formed by the table surface of the sliding table 31 and the plate surfaces of the baffle plate 32 and the pushing plate 33, then the printing paper 4 is pushed and pressed towards the limiting corner, under the combined restriction of the sliding table 31, the baffle 32 and the pushing plate 33, a plurality of pieces of printing paper 4 can be regulated, thereby aligning the corners of the plurality of printing paper 4, starting the transfer motor 340 after the printing paper 4 is arranged orderly, under the driving action of the chain 343, the pushing plate 33 slides towards the paper feed opening, so that the neat printing paper 4 is pushed into the paper feed opening 200, at the moment, the pushing plate 33 is moved to the limit position, the motor rotates reversely, the pushing plate 33 returns to the original position, and then the next stack of printing paper 4 can be regularly conveyed.
In order to make the connecting member 35 function better, referring to fig. 4, the connecting member 35 includes a clevis 350, a fixing bolt 351, and a connecting plate 352; two side surfaces of the U-shaped clamp 350 are respectively arranged at two sides of the chain 343 and correspond to the chain link openings on the chain 343; the fixing bolt 351 penetrates through the upper side surface and the lower side surface of the U-shaped clamp 350 and the opening of the chain link, and a nut is screwed at one end of the fixing bolt 351 penetrating through the U-shaped clamp 350; the bottom of the connecting plate 352 is fixedly connected with the U-shaped clamp 350, and the top end is fixedly connected with the sliding block 330.
In practical applications, the fixing screw passes through the U-shaped clamp 350 and the opening of the chain link on the chain 343, so as to fix the U-shaped clamp 350 and the chain 343, and fix the U-shaped clamp 350 and the sliding block 330, so that the chain 343 can drive the pushing plate 33 to move during operation.
The embodiment of this specific implementation mode is the preferred embodiment of the present invention, not limit according to this the utility model discloses a protection scope, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.
Claims (9)
1. An offset printing press characterized by: comprises a printing device (1), a paper suction device (2) and a gauge conveying device (3); a paper feeding port is arranged at one end of the printing device (1), and a placing table (18) is fixed at one end of the printing device (1) provided with the paper feeding port (200); the paper suction device (2) is fixed on the placing table (18), and a paper feed port (200) is formed in one end, away from the paper feed port, of the paper suction device (2); the gauge conveying device (3) is fixed on the placing table (18) and corresponds to the paper feeding port (200); the gauge transmission device (3) comprises a base (30), a sliding table (31), a baffle (32), a pushing plate (33) and a power assembly (34); the base (30) extends towards the paper feeding port (200), and the base (30) is fixedly connected to the placing table (18) and extends into the paper suction device (2); the sliding table (31) is horizontally arranged and fixed on the base (30), and the table surface of the sliding table (31) extends into the paper inlet (200); the baffle (32) is fixedly connected to one side of the sliding table (31), and the plate surface of the baffle (32) is vertical to the table surface of the sliding table (31); the plate surface of the pushing plate (33) corresponds to the paper feeding port (200), the pushing plate (33) is perpendicular to the baffle plate (32) and the sliding table (31) and is in sliding fit with the sliding table (31), and when the power assembly (34) runs, the pushing plate (33) slides along the sliding table (31).
2. The offset printing press as recited in claim 1, wherein: two sliding chutes (310) penetrating through the sliding table (31) are formed in the sliding table (31), and the two sliding chutes (310) are parallel and extend towards the paper feeding port (200); two sliding blocks (330) are respectively fixed on two sides of the bottom end of the pushing plate (33), and the two sliding blocks (330) are embedded in the sliding groove (310) and are in sliding fit with the sliding groove (310).
3. The offset printing press as recited in claim 2, wherein: a connecting piece (35) is arranged between the power component (34) and the sliding block (330), and the connecting piece (35) is respectively connected with the power component (34) and the sliding block (330).
4. The offset printing press as recited in claim 3, wherein: the power assembly (34) comprises a transmission motor (340), a shaft rod (341), a chain wheel (342) and a chain (343); the conveying motor (340) is fixed on the placing table (18); the two shaft levers (341) are respectively arranged at two ends of the base (30), the shaft lever (341) is rotatably supported between the two bases (30) and is vertical to the two bases (30), and one end of one shaft lever (341) is coaxially and fixedly connected with the output end of the conveying motor (340); four chain wheels (342) are respectively and fixedly connected with two ends of each shaft lever (341); two chains (343) are provided, and the two chains (343) are respectively matched with the chain wheel (342) on the same side of the base (30); two ends of the connecting piece (35) are respectively connected with the chain links on the chain (343) and the sliding block (330).
5. The offset printing press as recited in claim 4, wherein: the connecting piece (35) comprises a U-shaped clamp (350), a fixing bolt (351) and a connecting plate (352); two side surfaces of the U-shaped clamp (350) are respectively arranged at the upper side and the lower side of the chain (343) and correspond to the chain link openings on the chain (343); the fixing bolt (351) penetrates through the upper side surface and the lower side surface of the U-shaped clamp (350) and the opening of the chain link, and a nut is screwed at one end of the fixing bolt (351) penetrating through the U-shaped clamp (350); the bottom of the connecting plate (352) is fixedly connected with the U-shaped clamp (350), and the top end of the connecting plate is fixedly connected with the sliding block (330).
6. The offset printing press as recited in claim 4, wherein: the bottom of the conveying motor (340) is padded with a shock-absorbing rubber pad (3400).
7. The offset printing press as recited in claim 1, wherein: a bearing plate (36) is fixedly connected to one side of the sliding table (31) opposite to the baffle plate (32), the bearing plate (36) is positioned at one end of the sliding table (31) far away from the paper inlet (200), and the upper surface of the bearing plate (36) is flush with the table surface of the sliding table (31).
8. The offset printing press as recited in claim 1, wherein: the printing device (1) comprises a frame body (10), a rubber roller (11), an impression roller (12), a printing plate roller (13), a printing motor (14), an ink roller (15) and a paper feeding roller (16); the frame body (10) is in a U-shaped frame shape, the opening of the frame body faces downwards, and the rubber roller (11) is rotatably supported in the frame body (10); the impression cylinder (12) is rotatably supported in the frame body (10) and is positioned above the rubber cylinder (11), and the impression cylinder (12) is abutted against the rubber cylinder (11); the printing plate cylinder (13) is rotatably supported in the frame body (10) and is positioned below the rubber cylinder (11), and the printing plate cylinder (13) is abutted against the rubber cylinder (11); gears meshed with each other are arranged at the same end of the rubber cylinder (11), the pressure cylinder and the plate cylinder (13); the output end of the printing motor (14) is coaxially and fixedly connected with one end of the rubber roller (11) provided with a gear; the printing ink roller (15) is rotatably supported in the frame body (10) and is positioned below the printing plate cylinder (13), the printing ink roller (15) is abutted against the printing plate cylinder (13), a printing ink box (150) used for containing ink is arranged below the printing ink roller (15), the lower part of the printing ink roller (15) is immersed in the printing ink box (150), and the printing ink box (150) is fixedly connected to the frame body (10); the two paper feeding rollers (16) are rotatably supported on the frame body (10), a gap for feeding paper is reserved between the two paper feeding rollers (16), the two paper feeding rollers (16) are positioned at a paper feeding port (200) at the upstream of the paper feeding direction of the rubber roller (11) and the impression roller (12), one end of one paper feeding roller (16) is coaxially and fixedly connected with a paper feeding motor, and the paper feeding motor is fixed on the frame body (10).
9. The offset printing press as recited in claim 1, wherein: the paper suction device (2) comprises a shell (20), a first air cylinder (21), a second air cylinder (22) and a sucker (23); openings are arranged at the two ends of the shell (20), one end of the shell is open towards the paper feeding port, and the other end of the shell is open towards the paper feeding port (200); the first air cylinder (21) is horizontally arranged, the first air cylinder (21) is fixedly connected with the top of the shell, the output end of the first air cylinder faces the paper feeding roller (16), the second air cylinder (22) is vertically arranged, and the tail end of the second air cylinder (22) is fixedly connected with the output end of the first air cylinder; the opening of the sucking disc (23) faces downwards and is fixedly connected with the output end of the second air cylinder (22).
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN201922389807.XU CN211542759U (en) | 2019-12-26 | 2019-12-26 | Offset press |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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CN201922389807.XU CN211542759U (en) | 2019-12-26 | 2019-12-26 | Offset press |
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CN211542759U true CN211542759U (en) | 2020-09-22 |
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CN201922389807.XU Expired - Fee Related CN211542759U (en) | 2019-12-26 | 2019-12-26 | Offset press |
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Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN112848645A (en) * | 2021-01-28 | 2021-05-28 | 温州铭大印业有限公司 | Automatic pressure regulator for rubber roller of offset press |
CN113856878A (en) * | 2021-10-12 | 2021-12-31 | 浙江理工大学 | Paper shredding device for separating paper with ink or without ink |
-
2019
- 2019-12-26 CN CN201922389807.XU patent/CN211542759U/en not_active Expired - Fee Related
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN112848645A (en) * | 2021-01-28 | 2021-05-28 | 温州铭大印业有限公司 | Automatic pressure regulator for rubber roller of offset press |
CN113856878A (en) * | 2021-10-12 | 2021-12-31 | 浙江理工大学 | Paper shredding device for separating paper with ink or without ink |
CN113856878B (en) * | 2021-10-12 | 2024-02-27 | 浙江理工大学 | Paper shredding device for separating paper with ink or without ink |
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