CN215438852U

CN215438852U - Automatic conveying device of printing machine

Info

Publication number: CN215438852U
Application number: CN202122011732.9U
Authority: CN
Inventors: 武文兵; 王俊东; 陈有碧; 朱强琳
Original assignee: Chongqing Jundong Packaging Printing Co ltd
Current assignee: Chongqing Jundong Packaging Printing Co ltd
Priority date: 2021-08-25
Filing date: 2021-08-25
Publication date: 2022-01-07
Anticipated expiration: 2031-08-25

Abstract

The utility model discloses an automatic conveying device of a printing machine, which relates to the field of printing equipment and comprises a rack, wherein a paper suction mechanism and a paper pressing mechanism are arranged on the rack, the paper suction mechanism comprises a sucker for sucking paper and a moving assembly for driving the sucker to linearly reciprocate in the paper conveying direction, an air blowing mechanism is arranged on the rack, the air blowing mechanism comprises an air pump and an air blowing pipe, one end of the air blowing pipe is connected with the output end of the air pump, an air outlet is arranged at the corresponding end of the air blowing pipe, and the air outlet is used for blowing air towards the upper layer of the paper to be conveyed below the paper suction mechanism and separating the paper. This application has the effect that can prevent that the sucking disc from having inhaled many papers simultaneously.

Description

Automatic conveying device of printing machine

Technical Field

The utility model relates to the field of printing equipment, in particular to an automatic conveying device of a printing machine.

Background

At present, all be provided with the material feeding unit of defeated form cardboard on the printing machine of wide application in packing, printing trade, have autoloading, the advantage of using manpower sparingly.

The related art refers to the chinese patent application publication No. CN109080253A, which discloses an offset printing machine, comprising a scraping mechanism, a paper suction mechanism, and a paper pressing device, wherein the paper suction mechanism transports the paper with printing to the scraping mechanism, and the paper pressing mechanism can prevent the stacked paper pile from being disordered due to the shaking of the machine when the suction cup of the paper suction mechanism sucks up the paper. The utility model can continuously feed the stacked paper to the rubber roller under the action of the paper suction mechanism and the paper pressing device.

The above invention has the following disadvantages: when the paper suction mechanism performs paper suction operation, the suction force of the suction cup is too large, a plurality of pieces of paper can be sucked at one time, meanwhile, a certain suction force exists between the pieces of paper, and when the paper is sucked, the lower piece of paper can be brought up due to the suction force between the pieces of paper.

SUMMERY OF THE UTILITY MODEL

In order to solve the problem that a plurality of sheets of paper can be sucked when the paper sucking mechanism sucks the paper, the application provides an automatic conveying device of a printing machine.

The application provides an automatic conveyor of printing machine adopts following technical scheme:

the utility model provides an automatic conveyor of printing machine, includes the frame, installs in the frame and inhales paper mechanism and nipper, inhales paper mechanism including the sucking disc that is used for inhaling the paper and drive the removal subassembly of sucking disc at paper direction of delivery straight line back and forth movement, install the mechanism of blowing in the frame, the mechanism of blowing includes air pump and gas blow pipe, the one end of gas blow pipe is connected with the output of air pump, the one end that should of gas blow pipe is equipped with the gas outlet, and the gas outlet is used for the orientation to inhale paper mechanism below and waits to carry the paper upper strata to blow and make separation between the paper.

Through adopting above-mentioned technical scheme, the gas blow pipe can blow towards the paper of treating the printing always, blows the paper of paper pile top, makes the separation between paper and the paper, inhales paper mechanism and inhales the paper when blowing up the paper, can avoid inhaling many papers of paper mechanism simultaneous absorption, makes equipment operation more smooth, and work efficiency is higher.

Optionally, the paper pressing mechanism comprises paper pressing brushes, the paper pressing brushes are fixedly arranged on the paper to be conveyed side by side and far away from one end of the paper conveying direction, and the paper pressing brushes are pressed on the paper to be conveyed all the time.

By adopting the technical scheme, when the paper is sucked by the sucker, the paper pressing hairbrush can brush the edge of the sucked paper, the paper which is sucked by the sucker can be brushed by the paper pressing hairbrush, and the possibility that the paper sucking mechanism sucks a plurality of pieces of paper at the same time is reduced.

Optionally, the moving assembly comprises a driving motor, a rotary table is installed at the output end of the driving motor, a driving connecting rod is eccentrically hinged to the rotary table, a sliding block which slides relative to the rack along the moving direction of the paper is hinged to the other end of the driving connecting rod, a sucker frame is fixedly connected to the sliding block, and a plurality of suckers are installed on the sucker frame.

By adopting the technical scheme, the driving motor rotates, the turntable rotates and pushes the driving connecting rod, when the connecting point of the driving connecting rod and the turntable rotates to one end close to the guide groove, the driving connecting rod pushes the moving assembly to move towards the lifting assembly, the sucker on the moving assembly sucks up paper put down by the sucker on the lifting assembly, when the connecting point of the driving connecting rod and the turntable rotates to one end far away from the guide groove, the driving connecting rod moves the moving assembly to the paper to put down and pull down, and the sucker puts down the paper.

Optionally, the paper suction mechanism further comprises a lifting assembly, the lifting assembly is installed between the moving assembly and the paper pressing mechanism and comprises a cylinder, the cylinder is vertically installed on the side wall of the dust cover, a lifting frame is installed at the output end of the cylinder, and a sucker is installed on the lifting frame.

By adopting the technical scheme, the cylinder is started, the lifting frame reciprocates up and down, the paper is sucked up by the suckers when the lifting frame moves downwards to the lowest point, the paper is put down by the suckers when the lifting frame moves upwards to the highest point, and the paper put down by the suckers on the moving assembly is sucked up by the suckers on the lifting assembly.

Optionally, the frame is provided with a limiting part for abutting against two sides of the paper stack to be processed.

Through adopting above-mentioned technical scheme, will wait to process the paper and put in stop gear, make stop gear contradict in waiting to process the both sides that the paper piled, when carrying the paper, stop gear can make the paper can not take place the skew when the sucking disc is inhaled.

Optionally, a conveying mechanism is installed on the frame, the conveying mechanism includes a conveying assembly, the conveying assembly includes a conveying table and a driving wheel, a groove is formed in one side of the conveying table close to the feed inlet, two ends of the groove extend to the side wall of the frame, the driving wheel is installed in the groove, two ends of the driving wheel are rotatably connected to two sides of the frame, and one end of the driving wheel is connected with a motor.

Through adopting above-mentioned technical scheme, inhale paper mechanism and inhale the paper and carry to the transport table, the drive wheel on the transport table makes the paper keep removing on the transport table, makes the paper transportation more smooth.

Optionally, conveying mechanism is including stirring the subassembly, stir the subassembly and include the plectrum, the both ends of plectrum are rotated with the lateral wall of frame and are connected, the one end of plectrum has set firmly first V type connection piece, install the motor in the frame, first cam is installed to the output of motor, first cam is contradicted in first V type connection piece one side, the opposite side of first V type connection piece is connected with a reset spring, a reset spring and frame fixed connection, a reset spring applys towards first cam pivoted power to first V type connection piece.

Through adopting above-mentioned technical scheme, the motor output end rotates and drives first cam and rotate, and the one end that first cam kept away from the axle center can promote first V type connection piece swing, and first V type connection piece drives the plectrum swing, and when the one end that first cam is close to the axle center rotated to be close to first V type connection piece, the reset spring who is connected with first V type connection piece opposite side can stimulate first V type connection piece, makes one side that first V type connection piece is close to the motor contradict in first cam all the time.

Optionally, the conveying mechanism comprises a guide assembly, the guide assembly comprises a roller shaft and rollers, two ends of the roller shaft are movably connected with the side wall of the rack, a roller mounting seat is arranged on the roller shaft, a connecting sheet is arranged on the roller mounting seat, and the rollers are rotatably connected to one end, far away from the roller mounting seat, of the connecting sheet.

Optionally, one end of the roller shaft is fixedly provided with a second V-shaped connecting piece, the second V-shaped connecting piece is close to the first V-shaped connecting piece and is installed side by side with the first V-shaped connecting piece, the output end of the motor is provided with a second cam, the second cam abuts against one side of the second V-shaped connecting piece, the other side of the second V-shaped connecting piece is connected with a second reset spring, and the second reset spring is fixedly connected with the frame.

Through adopting above-mentioned technical scheme, the motor that is located the frame starts, the second cam on the motor output end rotates, the one end that the axle center was kept away from to the second cam can promote one side of second V type connection piece, second V type connection piece can drive the roller axle swing when being promoted, when the one end that the second cam is close to the axle center rotated to being close to second V type connection piece, reset spring with second V type connection piece opposite side connection can stimulate second V type connection piece, make one side that second V type connection piece is close to the motor conflict second cam all the time.

Optionally, conveying mechanism still includes the proof warp subassembly, the proof warp subassembly includes fixed axle and proof warp board, the fixed axle sets up with frame fixed mounting and near the roller axle, proof warp board fixed mounting is on the fixed axle.

Through adopting above-mentioned technical scheme, prevent that the seesaw can prevent to have the too high paper of tilting degree to get into the printing machine, prevent that the seesaw can block the paper of tilting before the paper is sent out the transport table.

In summary, the present application includes the following last beneficial effects: inhale paper mechanism before inhaling the paper, the gas blow pipe can blow up certain height with the paper of treating processing, makes the separation between paper and the paper, inhales paper mechanism simultaneously and inhales the paper, can avoid inhaling paper mechanism and inhale many papers simultaneously, makes equipment operation more smooth, and work efficiency is higher.

Drawings

Fig. 1 is a schematic structural view of an automatic printing material conveying apparatus according to an embodiment of the present application.

Fig. 2 is a cross-sectional view a-a of fig. 1.

Fig. 3 is an enlarged view of a portion B in fig. 2.

Fig. 4 is a schematic structural view of the conveying mechanism.

Fig. 5 is a cross-sectional view of C-C in fig. 4.

Fig. 6 is a cross-sectional view of D-D in fig. 4.

Description of reference numerals:

1. a frame; 11. a lead screw; 12. a dust cover; 121. a height limiting plate; 13. a limiting mechanism; 2. a paper suction mechanism; 21. a moving assembly; 211. a drive motor; 2111. a turntable; 212. a drive link; 213. a guide groove; 214. a slider; 215. a suction cup holder; 22. a lifting assembly; 221. a cylinder; 222. a hoisting frame; 23. a suction cup; 3. a blowing mechanism; 31. an air pump; 32. an air blowing pipe; 4. a paper pressing mechanism; 41. pressing paper legs; 42. paper pressing brushes; 5. a conveying mechanism; 51. a transport assembly; 511. a transport table; 5111. a groove; 512. a driving wheel; 52. the component is stirred; 521. a shifting sheet; 522. a first V-shaped connecting sheet; 523. a first cam; 524. a first return spring; 53. a warpage prevention assembly; 531. a fixed shaft; 532. a seesaw is prevented; 54. a guide assembly; 541. a roller shaft; 542. a roller mounting seat; 5421. connecting sheets; 543. a roller; 544. a second V-shaped connecting sheet; 545. a second cam; 546. a second return spring.

Detailed Description

The present application is described in further detail below with reference to figures 1-6.

The embodiment of the application provides an automatic conveyor of printing machine. Referring to fig. 1, the automatic conveying device of the printing machine comprises a frame 1, a paper pressing mechanism 4, a paper sucking mechanism 2, an air blowing mechanism 3 and a conveying mechanism 5 are sequentially installed on the frame 1 along a paper conveying direction, the air blowing mechanism 3 blows up the uppermost paper to separate the paper from the paper, the paper sucking mechanism 2 sucks up the blown uppermost paper, the paper pressing mechanism 4 presses the paper to be processed on a workbench, the paper sucking mechanism 2 conveys the paper to the conveying mechanism 5, and the conveying mechanism 5 conveys the paper to the printing device.

Referring to fig. 1, a frame 1 includes side walls on both sides and a cross beam located in the middle of the side walls, both ends of the cross beam are fixed on the side walls, a lead screw 11 is rotatably arranged in the middle of the cross beam, the lead screw 11 is perpendicular to the cross beam, a motor is arranged at one end of the lead screw 11, a dust cover 12 is slidably arranged on the lead screw 11, and a paper suction mechanism 2 and a paper pressing mechanism 4 are installed in the dust cover 12. The blowing-up mechanism 3 comprises an air pump 31 and an air blowing pipe 32, the air pump 31 is installed on the side wall of the dust cover 12, the air blowing pipe 32 is installed at the output end of the air pump 31, an air blowing opening of the air blowing pipe 32 is located on two sides of paper to be processed and faces the paper on the upper layer, when the air blowing pipe 32 blows, the paper on the uppermost layer can be blown up, the paper which is clung to can be blown away and separated by the air blowing pipe 32, the paper sucking mechanism 2 sucks up the paper on the uppermost layer, and therefore the paper sucking mechanism 2 can be prevented from sucking up multiple pieces of paper due to the fact that the paper is clung to the paper.

Referring to fig. 2 and 3, the paper pressing mechanism 4 includes a paper pressing foot 41 and a paper pressing brush 42, the paper pressing brush 42 is horizontally fixed at the bottom of the dust cover 12 side by side, the paper pressing brush 42 is always pressed on the paper to be conveyed, and the paper pressing brush 42 can reduce the possibility that the paper sucking mechanism 2 sucks up a plurality of pieces of paper at the same time when the paper is conveyed.

Referring to fig. 2 and 3, the paper suction mechanism 2 includes a moving assembly 21 and a lifting assembly 22, the lifting assembly 22 includes a cylinder 221 and a lifting frame 222, the cylinder 221 is vertically installed on the side wall of the dust cover 12, one end of the lifting frame 222 is fixedly connected with the output end of the cylinder 221, and the other end of the lifting frame 222 is fixedly connected with a plurality of suckers 23 side by side. When the cylinder 221 is actuated, the lifting frame 222 is driven to reciprocate up and down, and when the lifting frame descends, the paper is sucked up and rises to the highest point, and the paper is put down.

Referring to fig. 2 and 3, the moving assembly 21 includes a driving motor 211, a rotating disc 2111 is installed at an output end of the driving motor 211, the rotating disc 2111 is eccentrically hinged to a driving link 212, a slider 214 sliding relative to the frame 1 along a moving direction of the paper is hinged to the other end of the driving link 212, a guide slot 213 is installed on the dust cover 12, the slider 214 is slidably installed in the guide slot 213, a suction cup holder 215 is fixedly connected to the slider 214, and a plurality of suction cups 23 are installed on the suction cup holder 215. When the connection point of the driving link 212 and the rotating disc 2111 rotates to an end close to the guide slot 213, the driving link 212 pushes the moving component 213 to move towards the lifting component 22, the suction cup 23 on the moving component 213 sucks up the paper put down by the suction cup 23 on the lifting component 22, when the connection point of the driving link 212 and the rotating disc 2111 rotates to an end far away from the guide slot 213, the driving link 212 moves the moving component 213 towards the paper to put down, the suction cup 23 puts down the paper, and the moving component 213 performs horizontal reciprocating motion.

Referring to fig. 2 and 3, a height limiting plate 121 is fixedly arranged at the bottom of the dust cover 12, the height limiting plate 121 extends towards the paper conveying direction and is bent to be connected with the side wall of the dust cover 12, the horizontal height of the height limiting plate 121 is about 20mm higher than the horizontal height of the uppermost layer of the paper to be conveyed, and the height limiting plate 121 can prevent the paper from floating and dislocating when the paper is put down by the suction cup 23 due to the fact that the paper is too high in the suction process of the suction cup 23.

Referring to fig. 2, limiting mechanisms 13 are arranged on two sides of paper to be processed, one end of each limiting mechanism 13 is fixedly connected with the frame 1, the other end of each limiting mechanism 13 abuts against two sides of the paper to be processed, the limiting mechanisms 13 can prevent the paper from being misplaced in the transportation process, and the paper can be kept in the moving direction all the time.

Referring to fig. 4 and 5, the conveying mechanism 5 includes a conveying assembly 51, a shifting assembly 52 and a guiding assembly 54, the conveying assembly 51 includes a conveying table 511 and a driving wheel 512, a groove 5111 is formed at one end of the conveying table 51 close to the paper to be conveyed, two ends of the groove 5111 extend to the side wall of the rack 1, the roller 512 is installed in the groove 5111, a motor is installed at one end of the roller 512, when the paper moves onto the roller 512, the roller 512 rolls to drive the paper to move forward, so that the paper continuously moves in the moving process.

Referring to fig. 5, the toggle assembly 52 includes a toggle piece 521, the toggle piece 521 is installed at the feeding position of the transportation table 511, and one end of the toggle piece 521 is rotatably connected with the side wall of the frame 1, the other end of the toggle piece 521 is fixedly connected with a first V-shaped connecting piece 522, the frame 1 is provided with a motor near the first V-shaped connecting piece 522, the output end of the motor is provided with a first cam 523, the first cam 523 abuts against one side of the first V-shaped connecting piece 522, the other side of the first V-shaped connecting piece 522 is connected with a first return spring 524, and the other end of the first return spring 524 is fixedly connected with the frame 1. When the motor rotates, one end of the first cam 523, which is farthest from the axis, is close to and abuts against the first V-shaped connecting sheet 522, the first cam 523 pushes the first V-shaped connecting sheet 522 to rotate towards the moving direction of the paper, and the first V-shaped connecting sheet 522 drives the shifting sheet 521 to swing towards the moving direction of the paper; when the end of the first cam 523 closest to the shaft center approaches and abuts against the first V-shaped connecting piece 522, the pushing force of the first cam 523 on the first V-shaped connecting piece 522 is gradually reduced, the first V-shaped connecting piece 522 rotates in the opposite direction of the paper movement under the pulling force of the first return spring 524, and the first V-shaped connecting piece 522 drives the shifting piece 521 to swing in the opposite direction of the paper movement. The paddle 521 performs a reciprocating swinging motion, and the sheet transported to the transport table 511 is kept moving forward by the swinging force of the paddle 521.

Referring to fig. 5 and 6, the guide assembly 54 includes a roller shaft 541 and a roller 543, one end of the roller shaft 541 is rotatably connected to a side wall of the machine frame 1, a plurality of roller mounting seats 542 are mounted on the roller shaft 541, a connecting piece 5421 is connected to the roller mounting seats 542 through bolts, and the roller 543 is rotatably mounted on the connecting piece 5421. One end of the roller shaft 541 is fixedly connected with a second V-shaped connecting piece 544, the second V-shaped connecting piece 544 is close to the first V-shaped connecting piece 522 and is fixed side by side with the first V-shaped connecting piece 522, the output end of the motor is provided with a second cam 545, the second cam 545 abuts against one side of the second V-shaped connecting piece 544, the other side of the second V-shaped connecting piece 544 is connected with a second return spring 546, and the other end of the second return spring 546 is fixed on the side wall of the rack 1. When the motor rotates, one end of the second cam 545, which is far away from the axis, pushes the second V-shaped connecting sheet 544, so that the second V-shaped connecting sheet 544 drives the roller shaft 541 to rotate towards the moving direction of the paper, and the roller wheel 543 applies pressure to the paper; when one end of the second cam 545 closest to the axis is close to the second V-shaped connecting piece 544, the pushing force of the second cam 545 on the second V-shaped connecting piece 544 is gradually reduced, the second V-shaped connecting piece 544 rotates in the opposite direction of the paper under the pulling force of the second return spring 546, the second V-shaped connecting piece 544 drives the roller shaft 541 to rotate in the opposite direction of the paper movement, and the pressure applied to the paper by the roller wheel 543 is gradually reduced.

Referring to fig. 6, the warping prevention assembly 53 includes a fixing shaft 531 and a warping prevention plate 532, two ends of the fixing shaft 531 are fixedly installed on two side walls of the frame 1, the warping prevention plate 532 is fixedly installed on the fixing shaft 531, the horizontal height of the warping prevention plate 532 is higher than the horizontal height of the transportation table 511 by about 10mm, the warping prevention plate 532 can block the paper with too high warping height, and the problem of jamming or printing quality caused by the fact that the paper with too high warping degree enters the printer is avoided.

The implementation principle of the automatic conveying device of the printing machine is as follows: the air blowing pipe 32 of the air blowing mechanism 3 blows up the uppermost paper to be conveyed to separate the paper, the suction cup 23 on the lifting assembly 22 descends to the lowest point to suck up the blown uppermost paper, and the paper pressing mechanism 4 presses the rest paper to be conveyed, so that a single paper is sucked up and conveyed each time. The paper is put down after rising to the peak after lifting unit 22's sucking disc 23 sucks the paper, and removal subassembly 21 removes lifting unit 22 one side, and the paper that lifting unit 22 put down is sucked up to sucking disc 23 on the removal subassembly 21, and removal subassembly 21 removes the feed inlet that transports 51 and puts down the paper, and air blowing mechanism 3 can avoid sucking paper mechanism 2 and suck many papers simultaneously, makes the equipment operation more smooth, and work efficiency is higher. The pick 513 and roller 512 on the transport table 51 move the paper on the transport table 51, and the roller 543 at the exit of the transport table 51 guides the paper to move in the direction of the printer.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. The utility model provides an automatic conveyor of printing machine, includes frame (1), installs in frame (1) and inhales paper mechanism (2) and nipper (4), inhales paper mechanism (2) including be used for inhaling sucking disc (23) of paper and drive sucking disc (23) at paper direction of delivery straight line reciprocating motion's removal subassembly (21), its characterized in that: install blowing mechanism (3) on frame (1), blowing mechanism (3) include air pump (31) and gas blow pipe (32), the one end of gas blow pipe (32) is connected with the output of air pump (31), the one end that should of gas blow pipe (32) is equipped with the gas outlet, and the gas outlet is used for the orientation to inhale paper mechanism (2) below and waits to carry the paper upper strata to blow and make and separate between the paper.

2. The automatic conveying device of a printing press according to claim 1, characterized in that: the paper pressing mechanism (4) comprises a paper pressing hairbrush (42), the paper pressing hairbrush (42) is fixedly arranged on the paper to be conveyed side by side and is far away from one end of the paper conveying direction, and the paper pressing hairbrush (42) is pressed on the paper to be conveyed all the time.

3. The automatic conveying device of a printing press according to claim 2, characterized in that: the moving assembly (21) comprises a driving motor (211), a rotary table (2111) is installed at the output end of the driving motor (211), a driving connecting rod (212) is eccentrically hinged to the rotary table (2111), a sliding block (214) which slides relative to the rack (1) along the moving direction of paper is hinged to the other end of the driving connecting rod (212), a suction cup frame (215) is fixedly connected to the sliding block (214), and a plurality of suction cups (23) are installed on the suction cup frame (215).

4. The automatic conveying device of a printing press according to claim 2, characterized in that: inhale paper mechanism (2) and still include lifting unit (22), lifting unit (22) are installed between removal subassembly (21) and nipper (4), lifting unit (22) include cylinder (221), cylinder (221) are vertical to be installed at dust cover (12) lateral wall, hoisting frame (222) are installed to the output of cylinder (221), install sucking disc (23) on hoisting frame (222).

5. The automatic conveying device of a printing press according to claim 1, characterized in that: the machine frame (1) is provided with limiting parts (13) which are used for abutting against two sides of the paper stack to be processed.

6. The automatic conveying device of a printing press according to claim 1, characterized in that: install conveying mechanism (5) on frame (1), conveying mechanism (5) are including transportation subassembly (51), transportation subassembly (51) are including transport table (511) and drive wheel (513), one side that transport table (511) are close to the feed inlet is seted up fluted (5111), the both ends of recess (5111) extend to the lateral wall of frame (1), install in recess (511) drive wheel (512), drive wheel (512) both ends are rotated and are connected in the both sides of frame (1), the one end of drive wheel (512) is connected with the motor.

7. The automatic conveying device of a printing press according to claim 6, characterized in that: conveying mechanism (5) are including stirring subassembly (52), stir subassembly (52) and include plectrum (521), the both ends of plectrum (521) are rotated with the lateral wall of frame (1) and are connected, the one end of plectrum (521) has set firmly first V type connection piece (522), install the motor on frame (1), first cam (523) are installed to the output of motor, first cam (523) are contradicted in first V type connection piece (522) one side, the opposite side of first V type connection piece (522) is connected with first reset spring (524), first reset spring (524) and frame (1) fixed connection, first reset spring (524) exert towards first cam (523) pivoted power to first V type connection piece (522).

8. The automatic conveying device of a printing press according to claim 6, characterized in that: conveying mechanism (5) are including direction subassembly (54), direction subassembly (54) are including running roller axle (541) and running roller (543), the lateral wall swing joint of running roller axle (541) both ends and frame (1), be equipped with running roller mount pad (542) on running roller axle (541), be equipped with connection piece (5421) on running roller mount pad (542), running roller (543) rotate to be connected in connection piece (5421) and keep away from the one end of running roller mount pad (542).

9. The automatic conveying device of a printing press according to claim 8, characterized in that: one end of the roller shaft (541) is fixedly provided with a second V-shaped connecting piece (544), the second V-shaped connecting piece (544) is close to the first V-shaped connecting piece (522) and is arranged side by side with the first V-shaped connecting piece (522), the output end of the motor is provided with a second cam (545), the second cam (545) abuts against one side of the second V-shaped connecting piece (544), the other side of the second V-shaped connecting piece (544) is connected with a second reset spring (546), and the second reset spring (546) is fixedly connected with the rack (1).

10. The automatic conveying device of a printing press according to claim 9, characterized in that: conveying mechanism (5) still include proof warp subassembly (53), proof warp subassembly (53) include fixed axle (531) and proof warp board (532), fixed axle (531) and frame (1) fixed mounting and be close to roller axle (541) and set up, proof warp board (532) fixed mounting is on fixed axle (531).