CN219153114U - Full-automatic four-axis paper tube cutting machine - Google Patents

Abstract

The utility model discloses a full-automatic four-axis paper tube cutting machine which comprises a control cabinet and a storage bin, wherein the control cabinet is provided with a cutter changing mechanism, a paper tube conveying turntable mechanism and a finished product pushing mechanism, the storage bin is provided with a storage area and a conveying area, the storage area is provided with a feeding conveying chain, the conveying area is provided with a tube pushing mechanism, and an automatic screening mechanism is arranged at the discharge end of the finished product pushing mechanism. According to the utility model, the cutter shafts of blades with different intervals can be arranged on the cutter changing mechanism by arranging the cutter changing mechanism capable of automatically changing the blade groups, so that the cutter shafts can be changed under the condition of no shutdown, the chance of industrial injury is reduced, the blades are prevented from injuring people, the requirements of different pipe lengths can be met, the practicability of equipment is improved, and the production efficiency is effectively improved.

Description

Full-automatic four-axis paper tube cutting machine

Technical Field

The utility model relates to the technical field of pipe cutting equipment, in particular to a full-automatic four-shaft paper pipe cutting machine.

Background

Paper tubes are a common product in daily life, and have wide application, such as products of adhesive tapes, roll paper, plastic films and the like, paper tubes are used as inner cores, and the paper tubes just produced need to be cut into different lengths through a paper tube cutting machine.

However, the existing paper tube splitting machine is characterized in that a paper tube is placed on a rotating shaft, the rotating shaft is driven by a motor to rotate, so that the paper tube is contacted with a cutting blade to realize cutting, and the existing cutting blade is single or multiple, and the single blade can move along the axial direction of the rotating shaft, so that the cutting length can be adjusted at will, but the cutting efficiency is low; the paper tube cutting machine has the advantages that the plurality of blades can cut the same paper tube into a plurality of sections by one-time falling of the blades, so that the cutting efficiency is higher, but because the distance between the blades is fixed, the cutting length of the paper tube is not adjustable, if the paper tube with other lengths is to be cut, the blade group needs to be replaced, so that the time and labor are wasted, the labor intensity is increased, the production efficiency is indirectly influenced, personnel injury is easily caused, fingers are cut, the paper tube is placed into the existing paper tube cutting machine in a manual mode, a large amount of manpower is wasted, and unqualified products are required to be manually screened when the paper tube is cut, so that the production efficiency is reduced.

Disclosure of Invention

The utility model aims to provide a full-automatic four-axis paper tube cutting machine, which has the advantages of automatic cutter changing, automatic feeding and automatic discharging, and solves the problems that the time and the labor are wasted, the labor intensity is increased, the production efficiency is indirectly influenced, and most paper tubes are put into the paper tube cutting machine in a manual mode, so that a large amount of manpower is wasted, and the efficiency of the paper tube cutting machine is reduced.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the full-automatic four-axis paper tube cutting machine comprises a control cabinet and a storage bin which is arranged at the side of the control cabinet and is arranged side by side with the control cabinet, wherein the control cabinet is provided with a cutter changing mechanism for cutting paper tubes and automatically changing blade groups, a paper tube conveying turntable mechanism which is provided with a plurality of bearing shafts and is used for rotating the bearing shafts to convey the paper tubes to approach the cutter changing mechanism for cutting, and a finished product pushing mechanism which is used for pushing the paper tubes cut on the bearing shafts out of the bearing shafts; the storage bin is provided with a storage area and a conveying area, the storage area is provided with a chain for conveying paper tubes in the storage area to the conveying area, and the conveying area is provided with a tube pushing mechanism for pushing the paper tubes onto the bearing shafts; the discharge end of the finished product pushing mechanism is provided with an automatic screening mechanism for screening waste edges.

Preferably, the tool changing mechanism comprises a central rotating shaft, cross-shaped turntables arranged at two ends of the central rotating shaft, cutter shafts respectively arranged on the cross-shaped turntables and provided with four groups of blades with different intervals, and a first driving unit for driving the cross-shaped turntables to rotate and change the positions of the cutter shafts.

Preferably, the tool changing mechanism further comprises a transmission assembly for driving the cutter shaft to rotate, the transmission assembly comprises a transmission swing arm, a group of intermediate transmission chain wheels are arranged on the transmission swing arm, a transmission gear meshed with a gear on the cutter shaft is arranged on one of the intermediate transmission chain wheels, and the transmission assembly further comprises a driving cylinder for driving the transmission swing arm to drive the transmission gear to be meshed with the gear on the cutter shaft and a second driving unit for starting transmission of the group of intermediate transmission chain wheels.

Preferably, the full-automatic four-axis paper tube cutting machine further comprises an adjusting mechanism, the tool changing mechanism is arranged on the adjusting mechanism, and the adjusting mechanism comprises a sliding plate arranged on the control cabinet in a sliding manner, a front-back pushing oil cylinder arranged on the control cabinet and used for pushing the sliding plate to move forwards and backwards, and a left-right pushing motor arranged on the sliding plate and used for pushing the center rotating shaft to move left and right.

Preferably, the paper tube conveying turntable mechanism comprises a turntable arranged on the control cabinet in a rotating manner and a turnover shaft fixed at the center of the turntable, the bearing shaft is arranged on the circumferential edge of the turntable, and a third driving unit for driving the turntable to rotate is arranged on the control cabinet.

Preferably, the finished product pushing mechanism comprises a horizontal sliding rod, a moving block arranged on the horizontal sliding rod in a sliding manner, a discharging screw rod driving the moving block to reciprocate along the horizontal sliding rod, and a fourth driving unit driving the screw rod to rotate, wherein a discharging sliding rail is arranged at the top of the moving block, a lower pipe clamp is arranged on the discharging sliding rail, and a pushing screw rod driving the lower pipe clamp to move along the direction of a bearing shaft and a servo motor driving the screw rod to rotate are arranged on the moving block.

Preferably, the pipe pushing mechanism comprises an upper pipe sliding rail and belt wheel groups arranged at two ends of the upper pipe sliding rail, the upper pipe sliding rail is provided with a push rod in a sliding manner, the belt wheel groups are connected with synchronous belts connected with the push rod, and the pipe pushing mechanism further comprises a fifth driving unit for driving the belt wheel groups to drive.

Preferably, the full-automatic four-axis paper tube cutting machine further comprises a pushing mechanism for pushing the paper tube when cutting the paper tube, the pushing mechanism is located on a control cabinet close to one side of the storage bin and comprises a thimble bearing seat, a thimble arranged on the thimble bearing seat and a jacking cylinder for driving the thimble to jack and bear the shaft, and a jacking sleeve for jacking the paper tube is arranged on the thimble.

Preferably, a paper receiving pipe bucket is arranged on a control cabinet positioned at the discharge end of the finished product pushing mechanism.

Preferably, the automatic screening mechanism comprises a climbing conveyor belt, a hopper arranged at the feeding end of the climbing conveyor belt, and a shaking device arranged at the discharging end of the climbing conveyor belt, wherein the shaking device is provided with a workbench, a shaking rolling plate uniformly hinged to the workbench and a vibrating device arranged on the workbench and used for driving the shaking rolling plate to shake.

Compared with the prior art, the utility model has the following beneficial effects:

1. the cutter shafts of the blade sets with different specifications can be arranged on the cutter changing mechanism by arranging the cutter changing mechanism for automatically changing the blade sets, so that the cutter shafts can be converted under the condition of no shutdown, the cutting efficiency is improved, the occurrence of accidents is effectively avoided, the requirements of different pipe lengths can be met, and the practicability of the equipment is improved; meanwhile, a finished product pushing mechanism, a feeding conveying chain and a pushing pipe mechanism are arranged on the control cabinet and the storage bin, and the automatic feeding and discharging is realized, so that the manual labor intensity is reduced, the production line personnel is effectively optimized, multiple devices can be operated by one person, the labor cost is reduced, and the production efficiency is improved.

2. The automatic screening mechanism is arranged at the discharge end of the finished product pushing mechanism, finished product paper tubes and waste edges flowing through the automatic screening mechanism are screened out, the waste edges are shaken off, the finished product paper tubes are continuously conveyed to the next process by the automatic screening mechanism, and the mechanical screening is carried out, so that the labor force is reduced, and the production efficiency is improved.

3. The position of the cutter changing mechanism can be finely adjusted, and the cutter changing mechanism can effectively distribute the position of the cutter and divide the paper tube, so that the cutter is prevented from bearing a shaft, and the bearing shaft is prevented from being damaged.

4. When the sleeve pushing mechanism is arranged, the paper tube can be prevented from moving left and right on the bearing shaft, uneven cutting is avoided, poor cutting is reduced, waste of materials is reduced, and material purchasing cost is reduced.

Drawings

FIG. 1 is a schematic view of the structure of the present utility model

FIG. 2 is a schematic view of the structure of the present utility model with an automatic screening mechanism removed;

FIG. 3 is a schematic view of the structure of FIG. 2 from another perspective;

FIG. 4 is a schematic view of the structure of FIG. 2 from another view angle;

FIG. 5 is an enlarged schematic view of the portion A in FIG. 3;

fig. 6 is a schematic structural diagram of a shaking device according to the present utility model.

Detailed Description

In order that the above objects, features and advantages of the utility model will be readily understood, a more particular description of the utility model will be rendered by reference to the appended drawings. In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present utility model. The present utility model may be embodied in many other forms than described herein and similarly modified by those skilled in the art without departing from the spirit of the utility model, whereby the utility model is not limited to the specific embodiments disclosed below.

Referring to fig. 1, 2 and 3, the present embodiment provides a full-automatic four-axis paper tube cutting machine, which comprises a control cabinet 1 and a storage bin 2 arranged on the side of the control cabinet 1 and arranged side by side with the control cabinet 1, wherein the control cabinet 1 is provided with a cutter changing mechanism 10, a paper tube conveying turntable mechanism 11 with a plurality of bearing shafts 110, and a finished product pushing mechanism 12; the storage bin 2 is provided with a storage area 20 and a conveying area 21, the storage area 20 is provided with a feeding conveying chain for conveying paper tubes in the storage area 20 to the conveying area 21, the conveying area 21 is provided with a tube pushing mechanism 21 for pushing the paper tubes onto a bearing shaft 110, and a PLC control device for controlling the operation of the cutter changing mechanism 10, the paper tube conveying turntable mechanism 11, the finished product pushing mechanism 12 and the tube pushing mechanism 21 is arranged on the control cabinet 1; the whole paper tubes to be cut are stacked in the storage area 20, the whole paper tubes in the storage area 20 are conveyed to the conveying area 21 one by one through a feeding conveying chain, the whole paper tubes are pushed and inserted on the bearing shaft 110 through a tube pushing mechanism 21 on the conveying area 21, meanwhile, the rotating shaft of a paper tube conveying rotary table mechanism 11 is started, the whole paper tubes are rotated to the side of the cutter changing mechanism 10, the cutter shafts 103 on the cutter changing mechanism 10 are converted according to requirements, the cutter shafts 103 on the cutter changing mechanism 10 are rotated to cut the paper tubes, the bearing shaft 110 is rotated to a finished product pushing mechanism 12 through the paper tube conveying rotary table mechanism 11, the cut paper tubes are pushed out of the bearing shaft 110 through the finished product pushing mechanism 12, and after discharging is completed, the next whole paper tubes are pushed and inserted on the bearing shaft 110 through the tube pushing mechanism 21.

In summary, by arranging the cutter changing mechanism 10 for automatically changing the cutter blade groups, cutter shafts 103 of the cutter blade groups with different intervals can be arranged on the cutter changing mechanism 10, so that the cutter shafts 103 can be converted under the condition of no shutdown, the cutting efficiency is improved, the occurrence of accidents is avoided, the personal safety of staff is ensured, the requirements of different pipe lengths can be met, and the practicability of equipment is improved; meanwhile, a finished product pushing mechanism 12, a feeding conveying chain and a pushing pipe mechanism 21 are arranged on the control cabinet 1 and the storage bin 2, and the automatic feeding and discharging is realized, so that the manual labor intensity is reduced, the production line personnel are effectively optimized, one person is one device, the labor cost is reduced, and the production efficiency is improved.

Specifically, the tool changing mechanism 10 is used for changing a blade set, and comprises a central rotating shaft 101, cross-shaped turntables 102 arranged at two ends of the central rotating shaft 101, cutter shafts 103 for driving the cross-shaped turntables 102 to rotate and change the positions of the cutter shafts 103, and a first driving unit 104 for driving the cross-shaped turntables 102 to rotate, wherein the central rotating shaft 101 is driven by the first driving unit 104 to rotate so as to drive the cross-shaped turntables 102, thereby realizing automatic blade set changing, realizing adjustment of cutting length by switching different blade sets, having larger application range, simultaneously avoiding manual blade set changing, saving time and labor, reducing labor intensity and avoiding influence on production efficiency; in addition, the tool changing mechanism 10 further includes a transmission assembly 13 for driving the cutter shaft 103 to rotate, as shown in fig. 2, the transmission assembly 13 includes a transmission swing arm 131, a set of intermediate transmission sprockets 132 are arranged on the transmission swing arm 131, a transmission gear meshed with a gear on the cutter shaft 103 is arranged on one of the intermediate transmission sprockets 132, the transmission assembly 13 further includes a driving cylinder 134 for driving the transmission swing arm 131 to drive the transmission gear to mesh with the gear on the cutter shaft 103, and a second driving unit 133 for starting a set of intermediate transmission sprockets 132 to drive the transmission gear on one of the intermediate transmission sprockets 132 to mesh with and separate from the gear on the cutter shaft 103 through the driving cylinder 134, so that the cross turntable 102 can be rotated to realize automatic replacement of the blade set without affecting the rotation of the cutter shaft 103 to cut the paper tube.

Preferably, the control cabinet 1 is provided with an adjusting mechanism, the tool changing mechanism 10 is arranged on the adjusting mechanism, the adjusting mechanism comprises a sliding plate 14 arranged on the control cabinet 1 in a sliding manner, a front-back pushing cylinder 15 arranged on the control cabinet 1 for pushing the sliding plate 14 to move forwards and backwards, and a left-right pushing motor 16 arranged on the sliding plate 14 for pushing the central rotating shaft 101 to move left and right, the position of the tool changing mechanism 10 can be finely adjusted by the adjusting mechanism, the position of the tool changing mechanism 10 for effectively distributing blades and the position for cutting paper tubes can be effectively arranged, and meanwhile, the blade cutting knife bearing shaft 110 is prevented from being damaged.

Referring to fig. 4, the paper tube conveying turntable mechanism 11 is mainly used for conveying the whole paper tube on the receiving shaft 110 to move to the side of the cutter shaft 103, so that the cutter blade set on the cutter shaft 103 can conveniently cut the whole paper tube, the paper tube conveying turntable mechanism 11 comprises a turning disc 111 rotatably arranged on the control cabinet 1 and a turning shaft 112 fixed at the center of the turning disc 111, the receiving shaft 110 is arranged on the circumferential edge of the turning disc 111, a third driving unit 113 for driving the turning disc 111 to rotate is arranged on the control cabinet 1, and the third driving unit 113 drives the turning disc 111 to drive the receiving shaft 110 with the whole paper tube inserted to transfer to the side of the cutter shaft 103, so that mechanical feeding is realized, and the cutting efficiency is improved.

The finished product pushing mechanism 12 is mainly used for falling off the cut paper tube from the bearing shaft 110, the finished product pushing mechanism 12 comprises a horizontal sliding rod 121, a moving block 122 and a discharging screw rod 123, wherein the moving block 122 is arranged on the horizontal sliding rod 121 in a sliding way, the discharging screw rod 123 is used for driving the moving block 122 to reciprocate along the horizontal sliding rod 121, a fourth driving unit 126 is used for driving the screw rod to rotate, a discharging sliding rail is arranged at the top of the moving block 122, a lower pipe clamp 124 is arranged on the discharging sliding rail, a pushing screw rod used for driving the lower pipe clamp 124 to move along the direction of the bearing shaft 110 and a servo motor 125 used for driving the pushing screw rod to rotate are arranged on the moving block 122, the servo motor 126 drives the moving block 122 to move to the tail end of the paper tube, the lower pipe clamp 124 is driven by the pushing screw rod to move towards the tail end of the paper tube, the fourth driving unit 126 is started again, the moving block 122 is enabled to move towards the other end of the bearing shaft 110, and then the paper tube cut on the bearing shaft 110 falls off the bearing shaft 110; in addition, in order to prevent paper tubes that fall off from the receiving shaft 110 from falling into the control cabinet 1, a paper tube receiving hopper 17 is mounted on the control cabinet 1 near one end of the storage bin 2, and the paper tubes can be guided to flow to a designated position by the paper tube receiving hopper 17.

Preferably, in order to prevent cut waste edges and finished products from flowing into a packaging area and effectively recycle the waste edges, an automatic screening mechanism 19 is arranged at the side of a paper receiving pipe bucket 17, after a lower pipe clamp 124 pushes a paper pipe to the paper receiving pipe bucket 17, the paper pipe flows up to the automatic screening mechanism 19 from the paper receiving pipe bucket 17, the waste edges can be shaken off through shaking screening of the automatic screening mechanism 19, and finished paper pipes always flow forward through shaking, as shown in fig. 1 and 6, the automatic screening mechanism 19 comprises a climbing conveyor belt 190, a hopper 191 arranged at the upper end of the climbing conveyor belt 190, a shaking device 192 arranged at the lower end of the climbing conveyor belt 190, the shaking device 192 is provided with a workbench 193, a shaking roller 194 uniformly hinged on the workbench 193, and a vibrating device 195 arranged on the workbench 193 to drive the shaking roller 194, wherein the shaking roller 194 consists of shaking rollers and shaking shafts welded on the shaking rollers, during operation, the paper tubes pushed onto the hopper 191 are conveyed upwards into the workbench 193 by the climbing conveyor 190, finished paper tubes and waste edges falling into the workbench 193 are vibrated by the vibrating device 195 to drive the vibrating roller plates 194, so that the finished paper tubes and the waste edges move forwards, the waste edges flow out of the gaps between the two adjacent vibrating roller plates 194 because the size of the waste edges is smaller than the largest interval size when the two adjacent vibrating roller plates 194 are lifted, the finished paper tubes are conveyed forwards all the time by the vibrating roller plates 194 until a packaging area, an automatic screening mechanism 19 is arranged at the discharge end of the finished paper pushing mechanism, the finished paper tubes and the waste edges flowing through the automatic screening mechanism 19 are screened out, the waste edges are shaken off, the finished paper tubes are conveyed to the next process by the automatic screening mechanism 19, the mechanical screening is carried out, the manual labor force is reduced, the production efficiency is improved.

The pushing tube mechanism 21 is mainly used for pushing and inserting the whole paper tube to be cut on the bearing shaft 110, the pushing tube mechanism 21 comprises an upper tube sliding rail 211 and belt wheel groups arranged at two ends of the upper tube sliding rail 211, the upper tube sliding rail 211 is provided with a push rod 213 in a sliding mode, a synchronous belt connected with the push rod 213 is connected to the belt wheel groups, the pushing tube mechanism 21 further comprises a fifth driving unit 212 for driving the belt wheel groups to drive the push rod 213 to move along the upper tube sliding rail 211, the whole paper tube falling into the conveying area 21 is pushed and inserted on the bearing shaft 110, and mechanical feeding is achieved, so that the labor intensity of workers is reduced, and the production efficiency is improved.

Preferably, in order to prevent the paper tube from falling off from the receiving shaft 110 when cutting the paper tube, a pushing sleeve mechanism 18 is arranged on the control cabinet 1 positioned near one side of the storage bin 2, as shown in fig. 1 and 4, the pushing sleeve mechanism 18 comprises a thimble bearing seat 181, a thimble 182 arranged on the thimble bearing seat 181 and a pushing cylinder 183 for driving the thimble 182 to push the receiving shaft 110, the thimble 182 is provided with a pushing sleeve 184 for pushing the paper tube, the thimble 182 is driven to push towards the receiving shaft 110 by the pushing cylinder 183, and meanwhile, the pushing sleeve 184 on the thimble 182 pushes the paper tube, so that the situation that the paper tube falls off from the receiving shaft 110 when the cutter shaft 103 rotates and cuts can be effectively avoided, the normal operation of the cut paper tube is ensured, and meanwhile, accidents are avoided.

It should be noted that, in the present embodiment, the first driving unit 104, the second driving unit 133, the third driving unit 113, the fourth driving unit 126, and the fifth driving unit 212 use servo motors, and in other embodiments, the first driving unit 104, the second driving unit 133, the third driving unit 113, the fourth driving unit 126, and the fifth driving unit 212 may use other types of motors or other types of driving devices.

The technical features of the above-described embodiments may be arbitrarily combined, and all possible combinations of the technical features in the above-described embodiments are not described for brevity of description, however, as long as there is no contradiction between the combinations of the technical features, they should be considered as the scope of the description.

The above examples illustrate only a few embodiments of the utility model, which are described in detail and are not to be construed as limiting the scope of the utility model. It should be noted that it will be apparent to those skilled in the art that several variations and modifications can be made without departing from the spirit of the utility model, which are all within the scope of the utility model. Accordingly, the scope of protection of the present utility model is to be determined by the appended claims.

Claims (10)

1. The full-automatic four-axis paper tube cutting machine comprises a control cabinet and a storage bin arranged on the side of the control cabinet and arranged side by side with the control cabinet, and is characterized in that the control cabinet is provided with a cutter changing mechanism for cutting paper tubes and capable of automatically changing blade groups, a paper tube conveying turntable mechanism provided with a plurality of bearing shafts and used for rotating the bearing shafts to convey the paper tubes to approach the cutter changing mechanism for cutting, and a finished product pushing mechanism used for pushing the paper tubes cut on the bearing shafts out of the bearing shafts; the storage bin is provided with a storage area and a conveying area, the storage area is provided with a feeding conveying chain for conveying paper tubes in the storage area to the conveying area, and the conveying area is provided with a tube pushing mechanism for pushing the paper tubes onto the bearing shafts; the discharge end of the finished product pushing mechanism is provided with an automatic screening mechanism for screening waste edges.

2. The fully automatic four-axis paper tube cutting machine according to claim 1, wherein the cutter changing mechanism comprises a central rotating shaft, cross-shaped turntables arranged at two ends of the central rotating shaft, cutter shafts of four groups of blades with different intervals respectively arranged on the cross-shaped turntables, and a first driving unit for driving the cross-shaped turntables to rotate and change the positions of the cutter shafts.

3. The fully automatic four-axis paper tube cutting machine according to claim 2, wherein the tool changing mechanism further comprises a transmission assembly for driving the cutter shaft to rotate, the transmission assembly comprises a transmission swing arm, a group of intermediate transmission chain wheels are arranged on the transmission swing arm, a transmission gear meshed with a gear on the cutter shaft is arranged on one of the intermediate transmission chain wheels, and the transmission assembly further comprises a driving cylinder for driving the transmission swing arm to drive the transmission gear to be meshed with the gear on the cutter shaft and a second driving unit for starting transmission of the group of intermediate transmission chain wheels.

4. The fully automatic four-axis paper tube cutting machine according to claim 3, further comprising an adjusting mechanism, wherein the tool changing mechanism is arranged on the adjusting mechanism, and the adjusting mechanism comprises a sliding plate arranged on the control cabinet in a sliding manner, a front-back pushing cylinder arranged on the control cabinet and used for pushing the sliding plate to move forwards and backwards, and a left-right pushing motor arranged on the sliding plate and used for pushing the central rotating shaft to move left and right.

5. The full-automatic four-axis paper tube cutting machine according to claim 1, wherein the paper tube conveying turntable mechanism comprises a turntable rotatably arranged on the control cabinet and a turnover shaft fixed at the center of the turntable, the receiving shaft is arranged on the circumferential edge of the turntable, and a third driving unit for driving the turntable to rotate is arranged on the control cabinet.

6. The full-automatic four-axis paper tube cutting machine according to claim 1, wherein the finished product pushing mechanism comprises a horizontal sliding rod, a moving block which is arranged on the horizontal sliding rod in a sliding manner, a discharging screw which drives the moving block to reciprocate along the horizontal sliding rod, and a fourth driving unit which drives the screw to rotate, the top of the moving block is provided with a discharging sliding rail, a lower pipe clamp is arranged on the discharging sliding rail, and a pushing screw which drives the lower pipe clamp to move along the bearing shaft direction and a servo motor which drives the screw to rotate are arranged on the moving block.

7. The full-automatic four-axis paper tube cutting machine according to claim 1, wherein the tube pushing mechanism comprises an upper tube sliding rail and belt wheel groups arranged at two ends of the upper tube sliding rail, the upper tube sliding rail is provided with a push rod in a sliding manner, the belt wheel groups are connected with synchronous belts connected with the push rod, and the tube pushing mechanism further comprises a fifth driving unit for driving the belt wheel groups to drive.

8. The full-automatic four-axis paper tube cutting machine according to claim 1, further comprising a sleeve pushing mechanism for pushing the paper tube when cutting the paper tube, wherein the sleeve pushing mechanism is positioned on the control cabinet close to one side of the storage bin and comprises a thimble bearing seat, a thimble arranged on the thimble bearing seat and a pushing cylinder for driving the thimble to push and support a shaft, and a pushing sleeve for pushing the paper tube is arranged on the thimble.

9. The fully automatic four-axis paper tube cutting machine according to claim 1, wherein a paper tube receiving bucket is arranged on a control cabinet positioned at the discharge end of the finished product pushing mechanism.

10. The full-automatic four-axis paper tube cutting machine according to claim 1, wherein the automatic screening mechanism comprises a climbing conveyor belt, a hopper arranged at the feeding end of the climbing conveyor belt, and a shaking device arranged at the discharging end of the climbing conveyor belt, wherein the shaking device is provided with a workbench, a shaking rolling plate uniformly hinged to the workbench and a vibrating device arranged on the workbench and used for driving the shaking rolling plate to shake.

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