Paper corner protector machine receiving device

Abstract

The present invention discloses a material collecting device for a paper corner protector machine, which belongs to the field of machinery, and comprises an equipment frame, a paper corner protector feeding, conveying and shaping mechanism, a table conveying mechanism, a paper corner protector material cart, a paper corner protector material receiving mechanism, a mobile material cart positioning mechanism and a control device. The material collecting device for a paper corner protector machine provided by the present invention fully utilizes the production process and process after the paper corner protector manufacturing equipment discharges the material, automatically introduces the paper corner protector into the material cart, saves manual bundling, packaging and moving operations, effectively reduces the labor intensity of operators, and the paper corner protectors are placed at intervals in the material trough of the material cart, so that air can flow fully, so that the paper corner protectors can achieve uniform and rapid drying effects.

Description

Technical Field

[0001] The invention relates to the field of machinery, and in particular to a material collecting device for a paper corner protecting machine. Background Art

[0002] Paper angle bead, also known as paper angle bead or corner board, edge board, corner paper, paper angle steel, is made of tube paper and kraft paper by a set of angle bead machines. Both ends are smooth and flat, without obvious burrs, and perpendicular to each other. It can replace wood and is 100% recyclable. It is one of the ideal new green packaging materials used to replace wood packaging and other bulky packaging methods. It has the characteristics of low price, light weight, firmness, and compliance with environmental protection requirements.

[0003] After the paper corner protectors are discharged from the existing manufacturing equipment, they are usually collected manually. First, they are piled up on the workbench, and after the specified number is piled up, they are bundled and packed. Then two people move them to the material frame. After the material frame is full, they are moved to the drying yard by a forklift for drying. Since the paper corner protectors are heavy after being produced by the manufacturing equipment, the labor intensity is increased during the bundling and moving process. In addition, the paper corner protectors are densely piled up in the material frame, which is particularly easy to affect the drying effect of the paper corner protectors, thereby causing quality problems of the paper corner protectors. Summary of the invention

[0004] In view of the technical problems in the background technology that the manual bundling and moving of paper corner protectors are labor-intensive and the dense accumulation of paper corner protectors in the material frame may easily affect the drying effect of the paper corner protectors, the present invention provides a material collecting device for a paper corner protector machine, which fully utilizes the production process and process of paper corner protector manufacturing equipment after material discharge, automatically guides the paper corner protectors into a material cart, and eliminates manual bundling, packaging and moving operations. The paper corner protectors are placed at intervals in the material trough of the material cart to allow air to flow fully, so that the paper corner protectors can achieve uniform and rapid drying effect.

[0005] The technical solution of the present invention to solve the technical problem is as follows:

[0006] The material collecting device of the paper corner protector machine of the present invention comprises: an equipment frame, which is used to install various mechanisms of the material collecting device and has a table top on the top; a paper corner protector feeding, conveying and shaping mechanism, which is arranged at the center position of one end of the equipment frame and is used to feed the paper corner protector onto the table top and shape the paper corner protector; a table top conveying mechanism, which is arranged on the top of the equipment frame and is used to convey the paper corner protector on the table top to the edges on both sides; a paper corner protector trolley, which is movably arranged on both sides of the equipment frame and is used to place the collected paper corner protectors; a paper corner protector receiving mechanism, which is arranged on both sides of the equipment frame and is used to receive the paper corner protectors conveyed by the table top conveying mechanism and place them on the paper corner protector trolley; a mobile trolley positioning mechanism, which is arranged at the bottom of both sides of the equipment frame and is used to lock the paper corner protector trolley and move the paper corner protector trolley back and forth according to the material discharge position; and a control device, which comprises a controller, which is connected to the paper corner protector feeding, conveying and shaping mechanism, the table top conveying mechanism, the paper corner protector receiving mechanism and the mobile trolley positioning mechanism through lines and controls these mechanisms.

[0007] Furthermore, the paper corner protector feeding, conveying and shaping mechanism includes a first bracket fixedly arranged on the equipment frame, on which two conveying wheels are symmetrically arranged, and a shaping track is arranged between the two conveying wheels; a conveying wheel driving motor is connected to the conveying wheel, and the conveying wheel driving motor is connected to the controller through a line; the shaping track is a long hexahedron that is narrow in the front, wide in the back, wide at the top and narrow at the bottom.

[0008] Furthermore, the table top is composed of a number of table top units arranged at even intervals; the table top conveying mechanism is composed of two table top conveying mechanism units symmetrically arranged on the equipment frame along the transverse center line of the table top; the table top conveying mechanism unit includes a first driving shaft movably arranged at a position close to the transverse center line of the table top, and a first driving motor is connected to the first driving shaft, and the first driving motor is connected to the controller through a line; first driving wheels are respectively arranged on the first driving shaft at the intervals between adjacent table top units and at the outer sides of the two outermost table top units; first driven wheels corresponding to each first driving wheel are respectively arranged on the equipment frame near the edge of the table top unit, and each corresponding first driving wheel is connected to the first driven wheel by a first chain, and each first chain is provided with a paddle.

[0009] Furthermore, the paper corner guard material receiving mechanism includes two second brackets correspondingly arranged on the outside of the equipment frame, each second bracket is provided with a vertical first slide rail and a second driven wheel and a second driving wheel arranged up and down, the second driven wheel and the second driving wheel are connected by a second chain, the first slide rail is provided with a first slider, the first slider is connected to the second chain and a supporting arm is vertically arranged, the two second driving wheels are connected by a second driving shaft, the second driving shaft is connected to a second driving motor, and the second driving motor is connected to the controller through a line.

[0010] Furthermore, the mobile trolley positioning mechanism includes two third brackets correspondingly arranged at the bottom of the equipment frame, each third bracket is provided with a horizontal second slide rail, a third driven wheel and a second driving wheel arranged front and rear, and a limiting plate, the third driven wheel and the third driving wheel are connected by a third chain, a second slider is provided on the second slide rail, a moving beam is connected between the two second sliders, a trolley positioning locking device is provided on the moving beam, the two third driving wheels are connected by a third driving shaft, a third driving shaft is connected to a third driving motor, and the third driving motor and the trolley positioning locking device are respectively connected to the controller through lines.

[0011] Furthermore, there are two positioning and locking devices, each of which includes a rotating positioning cylinder arranged on the moving beam, a locking head is arranged at the front end of the rotating positioning cylinder, and the air valve of the rotating positioning cylinder is connected to the controller through a line.

[0012] Furthermore, the paper corner protector trolley comprises a trolley body, the upper front and rear parts of the trolley body are provided with a plurality of troughs, and the bottom is provided with a plurality of universal casters; a paper corner protector support plate is movably provided at the bottom of the trough.

[0013] Furthermore, a push-pull handrail is provided on the trolley body.

[0014] Furthermore, the control device comprises a control box arranged on the equipment frame, and the controller is arranged in the control box.

[0015] Furthermore, the control box is also connected to a control panel, and the control panel is connected to the controller through a line.

[0016] Compared with the prior art, the material collecting device of the paper corner protector machine of the present invention has a novel design, a reasonable structure and is easy to operate. It feeds two symmetrically slit paper corner protectors onto the table through the paper corner protector feeding, conveying and shaping mechanism, pushes the paper corner protectors to the two side edges of the table through the table conveying mechanism, and then receives the paper corner protectors through the paper corner protector receiving mechanism and places them in the material trough of the paper corner protector material cart. The whole process is controlled by the control device, so that the original manual material collection of the paper corner protectors is changed to automatic material collection, eliminating the manual bundling and moving operations and reducing the labor intensity. Furthermore, The present invention locks the paper corner protector trolley through a mobile trolley positioning mechanism, and after one trough is full of paper corner protectors, the mobile paper corner protector trolley can be switched to another empty trough, which is convenient and efficient. In addition, the paper corner protector trolley of the present invention is provided with multiple troughs, so that after the paper corner protectors are placed, air can fully circulate between the paper corner protectors, thereby achieving a fast and uniform drying effect. At the same time, universal casters are provided at the bottom of the paper corner protector trolley, which is also convenient for locking the paper corner protector trolley with the mobile trolley positioning mechanism to receive materials and pull the paper corner protector trolley full of paper corner protectors to another place for drying. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 It is a schematic diagram of the main structure of the present invention;

[0018] Figure 2 It is a schematic diagram of the top view of the structure of the present invention;

[0019] Figure 3 It is a side view structural schematic diagram of the present invention;

[0020] Figure 4 It is a three-dimensional structural schematic diagram of the present invention;

[0021] Figure 5 It is a structural schematic diagram of the paper corner protection feeding, conveying and shaping mechanism in the present invention;

[0022] Figure 6 It is a structural schematic diagram of the table conveying mechanism and the control device in the present invention;

[0023] Figure 7 It is a structural schematic diagram of the paper corner guard material receiving mechanism in the present invention;

[0024] Figure 8 It is a structural schematic diagram of the positioning mechanism of the mobile feeder in the present invention;

[0025] Fig. 9 It is a structural schematic diagram of the paper corner protector trolley in the present invention;

[0026] Fig.10 It is a control block diagram of the controller and each drive motor in the present invention;

[0027] In the figure: 1. Equipment frame, 2. Paper corner feed conveying and shaping mechanism, 21. First bracket, 22. Conveying wheel, 23. Conveying wheel driving motor, 24. Shaping track, 3. Table conveying mechanism, 31. First driving shaft, 32. Pick, 33. First driving wheel, 34. First driven wheel, 35. First chain, 36. First driving motor, 4. Paper corner receiving mechanism, 41. Second bracket, 42. First slide rail, 43. Second driving wheel, 44. Second driven wheel, 45. Second chain, 46. First slider, 47. Support arm, 48. Second driving shaft, 49. Second driving motor, 5. Mobile material cart positioning Mechanism, 51. third bracket, 52. second slide rail, 53. third driving wheel, 54. third driven wheel, 55. third chain, 56. second slider, 58. third driving shaft, 59, third driving motor, 510, moving beam, 511. limit support plate, 512. rotary positioning cylinder, 513. locking head, 6. paper corner guard trolley, 61. trolley body, 62. trough, 63. universal caster, 64. paper corner guard support plate, 65. push-pull support plate, 66. support plate support, 7. control device, 71. control box, 72. controller, 73, control panel, 8. table, 81. table unit, 9. paper corner guard. DETAILED DESCRIPTION

[0028] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without making creative work are within the scope of protection of the present invention.

[0029] Unless otherwise defined, the technical or scientific terms used herein shall have the usual meanings understood by persons with ordinary skills in the field to which the present disclosure belongs. The words "upper", "lower", "left", "right", "inside", "outside", etc. used in the patent application specification and claims of the present disclosure are only used to indicate relative positional relationships. When the absolute position of the described object changes, the relative positional relationship also changes accordingly; "connected" or "connected" and similar words are not limited to physical or mechanical connections, but may include electrical connections, whether direct or indirect. Anything not described in detail in the present invention is a known technology to those skilled in the art.

[0030] like Figures 1 to 9 As shown, the material collecting device of the paper corner protector machine of the present invention includes an equipment frame 1, a paper corner protector feeding, conveying and shaping mechanism 2, a table conveying mechanism 3, a paper corner protector receiving mechanism 4, a mobile material cart positioning mechanism 5, a paper corner protector material cart 6 and a control device 7, etc.

[0031] The equipment frame 1 described in this embodiment is made of metal pipes, rods, etc., and is used to install various mechanisms of the paper corner protector receiving device to ensure the stability of these mechanisms during operation. A table 8 is installed on the top of the equipment frame 1; the paper corner protector feeding, conveying and shaping mechanism 2 is arranged at the center position of one end of the equipment frame 1, and is used to feed the paper corner protector 9 discharged from the paper corner protector manufacturing equipment onto the table 8 and shape the paper corner protector 9. The paper corner protector 9 discharged from the paper corner protector manufacturing equipment is composed of two pieces combined together to form an "n" shape, and can be cut into two paper corner protectors 9 by a small external force. The cross-section of the paper corner protector 9 is "L"-shaped, and one side is serrated. In this embodiment, it is cut into two by the paper corner protector feeding, conveying and shaping mechanism 2, and is conveyed to the table 8 respectively, and the paper corner protector 9 can be flipped outward 90 degrees for easy transportation; the table conveying mechanism 3 is arranged on the top of the equipment frame 1. The table 8 is provided on both sides of the transverse center line for conveying the paper corner protectors 9 cut and shaped on the table 8 to the edges on both sides; the paper corner protector trolley 6 is movably arranged on both sides of the equipment frame 1 for placing the paper corner protectors 9 collected on both sides of the table 8; the paper corner protector receiving mechanism 4 is arranged on both sides of the equipment frame 1 for receiving the paper corner protectors 9 delivered by the table conveying mechanism 3 and placing the received paper corner protectors 9 on the paper corner protector trolley 6; the mobile trolley positioning mechanism 5 is arranged at the bottom of both sides of the equipment frame 1 for locking the paper corner protector trolley 6 and moving the paper corner protector trolley 6 back and forth according to the material discharge position; the control device 7 includes a controller 72, which is connected to the paper corner protector feeding, conveying and shaping mechanism 2, the table conveying mechanism 3, the paper corner protector receiving mechanism 4 and the mobile trolley positioning mechanism 5 through lines and controls the normal operation of these mechanisms.

[0032] In this embodiment, the paper corner feed conveying and shaping mechanism 2 includes a first bracket 21 fixedly arranged on the equipment frame 1, and two conveying wheels 22 are symmetrically arranged on the first bracket 21, and a shaping track 24 is arranged between the two conveying wheels 22; the conveying wheel 22 is connected to a conveying wheel driving motor 23, and the conveying wheel driving motor 23 is connected to the controller 72 through a line; the shaping track 24 is a long hexahedron with a narrow front, a wide back, a wide top and a narrow bottom, and the conveying wheel 22 is conical in shape, which cooperates with the shaping track 24. When the two paper corner protectors 9 in "n" shape after being discharged from the production equipment are conveyed through the paper corner protector feeding, conveying and shaping mechanism 2, the two paper corner protectors 9 in "n" shape are brought in through the conveying wheel 22 and conveyed to the tail along the shaping track 24. The structure of the shaping track 24 that is narrow in front and wide in the back facilitates the feeding of the two paper corner protectors 9 in "n" shape and facilitates the cutting of the two paper corner protectors 9. The structure of the shaping track 24 that is wide at the top and narrow at the bottom facilitates the flipping of the cut paper corner protectors 9 outward by 90 degrees to change the shape of the paper corner protectors 9 on the table.

[0033] In this embodiment, the table 8 can be further configured to be composed of a number of table units 81 evenly spaced, so as to facilitate the setting of the table conveying mechanism 3; the table conveying mechanism 3 is composed of two table conveying mechanism units symmetrically arranged on the equipment frame 1 along the transverse center line of the table 8; each of the table conveying mechanism units includes a first drive shaft 31 movably arranged near the transverse center line of the table 8, and the first drive shaft 31 is connected to a first drive motor 36 for driving the first drive shaft 31 to rotate, and the first drive motor 36 is connected to the controller 72 through a line; the first First driving wheels 33 are respectively arranged on the driving shaft 31 at the intervals between adjacent table units 81 and at the outer sides of the two outermost table units 81 of the table 8; first driven wheels 34 corresponding to each first driving wheel 33 are respectively arranged on the equipment frame 1 near the edge of the table unit 81, and each corresponding first driving wheel 33 is connected to the first driven wheel 34 by a first chain 35, and each first chain 35 is provided with a paddle 32, which can move with the first chain 35, and when the paddle 32 is at the upper part of the first chain 35, its top is higher than the table 8. When the paper corner protector 9 is transported to the table 8 through the paper corner protector feeding, conveying and shaping mechanism 2, the first driving motor 36 drives the first driving shaft 31 to rotate, and drives each first driving wheel 33 to rotate synchronously, and the first driving wheel 33 drives the first driven wheel 34 to rotate through the first chain 35, and the paddle 32 on the first chain 35 pushes the paper corner protector 9 on the table 8 to the outer edge respectively, so as to facilitate the paper corner protector receiving mechanism 4 to receive the material.

[0034] In this embodiment, each of the paper corner guard material receiving mechanisms 4 includes two second brackets 41 correspondingly arranged on the outside of the equipment frame 1, and each second bracket 41 is provided with a vertical first slide rail 42 and a second driven wheel 44 and a second driving wheel 43 arranged up and down, and the second driven wheel 44 and the second driving wheel 43 are connected by a second chain 45, and a first slider 46 is provided on the first slide rail 42, and the first slider 46 is connected to the second chain 45 and is vertically provided with a support arm 47, and a bracket for receiving materials is provided on the support arm 47, and the two second driving wheels 43 are connected by a second driving shaft 48, and the second driving shaft 48 is connected to a second driving motor 49, and the second driving motor 49 is connected to the controller 72 through a line. In this embodiment, the second drive motor 49 drives the second drive shaft 48 to rotate. When the second drive shaft 48 rotates, it drives the two second drive wheels 43 to rotate synchronously. The two second drive wheels 43 respectively drive the second driven wheels 44 to rotate synchronously through the second chain 45. When the second chain 45 moves, the first slider 46 connected thereto moves synchronously on the first slide rail 42, thereby realizing the synchronous movement of the support arm 47 connected to the first slider 46, and then realizing the up and down movement of the support arm 47 and receiving the material.

[0035] In this embodiment, the mobile trolley positioning mechanism 5 includes two third brackets 51 correspondingly arranged at the bottom of the equipment frame 1, each third bracket 51 is provided with a horizontal second slide rail 52, a third driven wheel 54 and a third driving wheel 53 arranged in front and behind, and a limiting plate 511, the third driven wheel 54 and the third driving wheel 53 are connected by a third chain 55, and a second slider 56 is provided on the second slide rail 52. A moving beam 510 is connected between the two second sliders 56, and a trolley positioning locking device is provided on the moving beam 510. The two third driving wheels 53 are connected by a third driving shaft 58, and a third driving motor 59 is connected to the third driving shaft 58. The third driving motor 59 and the trolley positioning locking device are respectively connected to the controller 72 through lines. Furthermore, in this embodiment, there are two positioning locking devices, which are respectively arranged on both sides of the moving beam 510. Each positioning locking device includes a rotating positioning cylinder 512 arranged on the moving beam 510. A locking head 513 is arranged at the front end of the rotating positioning cylinder 512. The air valve of the rotating positioning cylinder 512 is connected to the controller 72 through a line. In this embodiment, the paper corner protector trolley 6 is pushed in from two limit plates 511, the width between the two limit plates 511 is adapted to the width of the paper corner protector trolley 6, and the rotating positioning cylinder 512 of the positioning locking device is rotated so that the locking head 513 presses the paper corner protector trolley 6, which is convenient for material connection; the third driving motor 59 drives the third driving shaft 58 to rotate, and then drives the two third driving wheels 53 thereon to rotate synchronously, and the third driving wheel 53 drives the third driven wheel 54 to rotate through the third chain 55. While rotating, the second slider 56 connected to the third chain 55 moves back and forth. When the second slider 56 moves, it drives the moving beam 510 to move back and forth, thereby realizing the back and forth movement of the paper corner protector trolley 6, which is convenient for placing the paper corner protector 9 into different material troughs.

[0036] In this embodiment, the paper corner guard trolley 6 includes a trolley body 61, the upper part of which is provided with three material troughs 62 at the front and rear, and a plurality of universal casters 63 at the bottom; a paper corner guard support plate 64 is movably provided at the bottom of the material trough 62, and the cross section of the paper corner guard support plate 64 is consistent with the shape of the bracket on the bracket arm 47, and is also consistent with the shape of the paper corner guard 9, so that the bracket arm 47 can lift the paper corner guard support plate 64 to receive the paper corner guard 9. Furthermore, a push-pull handrail 65 is provided on the trolley body 61. In this embodiment, in order to facilitate the placement of the paper corner guard support plate 64 at the bottom of the material trough 62, a plurality of support plate supports 66 are also provided at the bottom of the trolley body 61.

[0037] In this embodiment, the control device 7 includes a control box 71 disposed on the equipment frame 1, and the controller 72 is disposed in the control box 71. Furthermore, a control panel 73 is also connected to the control box 71, and the control panel 73 is connected to the controller 72 through a line, and relevant instructions can be input to the controller 72 through the control panel 73 to complete relevant operations.

[0038] When in use, first push the two paper corner protectors 6 into the limiting plates 511 of the two mobile trolley positioning mechanisms 5 from both sides of the material receiving device, respectively, and press the paper corner protector 6 by rotating the locking head 513 through the positioning rotating cylinder 512, and then start receiving the material, and drive the conveying wheel 22 to rotate through the conveying wheel driving motor 23 of the paper corner protector feeding, conveying and shaping mechanism 2 to convey the two paper corner protectors 9 in an "n" shape after being discharged from the manufacturing equipment to the table 8, and cut the two paper corner protectors 8 through the shaping track 24 and turn them 90 degrees on the table 8, and then drive the first driving wheel 33 and the first driven wheel 34 to rotate synchronously through the first driving motor 36 of the table conveying mechanism 3, and drive the movement of the paddle 32 through the movement of the first chain 35 to push the paper corner protectors 9 on the table 8 to both sides, and drive the second driving wheel 43 through the second driving motor 49. And the second driven wheel 44 rotates, so that the second chain 45 rotates, driving the first slider 46 connected to the second chain 45 to move on the first slide rail 42, and then driving the supporting arm 47 to lift the paper corner protector support plate 64 on the paper corner protector trolley 6, and support it to the edge of the table 8 to catch the paper corner protector 9 that falls from the table 8. During the material receiving process, the supporting arm 47 is controlled to move downward gradually. After one material trough 62 of the paper corner protector trolley 6 is full, the mobile trolley positioning mechanism 5 drives the paper corner protector trolley 6 to move and switch to the next empty material trough 62. The paper corner protector support plate 64 in the material trough 62 is continued to be lifted by the supporting arm 47 to continue to receive the material. When the three material troughs 62 of the paper corner protector trolley 6 are all full, the material collecting device is controlled to stop, and the staff replaces the paper corner protector trolley 6, continues to receive the material, and moves the paper corner protector trolley 6 full of paper corner protectors 9 to an open place for drying.

Claims

1. The material receiving device of the paper corner protector is characterized in that: include: An equipment frame (1) is used to install various mechanisms of the material receiving device, and a table (8) is provided on the top; A paper corner protector feeding, conveying and shaping mechanism (2) is arranged at the center of one end of the equipment frame (1) and is used to feed the paper corner protector (9) onto the table (8) and shape the paper corner protector (9); A table conveying mechanism (3) is arranged on the top of the equipment frame (1) and is used to convey the paper corner protectors on the table (8) to the edges on both sides; A paper corner protector trolley (6) is movably arranged on both sides of the equipment frame (1) and is used to place the collected paper corner protectors (9); A paper corner protector receiving mechanism (4) is arranged on both sides of the equipment frame (1) and is used to receive the paper corner protector (9) delivered by the table conveying mechanism (3) and place it on the paper corner protector material cart (6); A movable trolley positioning mechanism (5) is arranged at the bottom of both sides of the equipment frame (1) and is used to lock the paper corner protector trolley (6) and move the paper corner protector trolley (6) forward and backward according to the material discharge position; and The control device (7) comprises a controller (72), wherein the controller (72) is respectively connected to the paper corner protector feeding, conveying and shaping mechanism (2), the table conveying mechanism (3), the paper corner protector receiving mechanism (4) and the mobile material vehicle positioning mechanism (5) through lines and controls these mechanisms; The paper corner protection feeding conveying and shaping mechanism (2) comprises a first bracket (21) fixedly arranged on the equipment frame (1); two conveying wheels (22) are symmetrically arranged on the first bracket (21); a shaping track (24) is arranged between the two conveying wheels (22); a conveying wheel driving motor (23) is connected to the conveying wheel (22); the conveying wheel driving motor (23) is connected to the controller (72) through a line; the shaping track (24) is in the shape of a long hexahedron, which is narrow at the front, wide at the back, wide at the top and narrow at the bottom; The paper corner guard receiving mechanism (4) comprises two second brackets (41) correspondingly arranged outside the equipment frame (1), each second bracket (41) is provided with a vertical first slide rail (42) and a second driven wheel (44) and a second driving wheel (43) arranged vertically, the second driven wheel (44) and the second driving wheel (43) are connected via a second chain (45), the first slide rail (42) is provided with a first slider (46), the first slider (46) is connected to the second chain (45) and a bracket (47) is vertically arranged, the two second driving wheels (43) are connected via a second driving shaft (48), the second driving shaft (48) is connected with a second driving motor (49), and the second driving motor (49) is connected to a controller (72) via a line; The control device (7) comprises a control box (71) arranged on the equipment frame (1), and the controller (72) is arranged in the control box (71).

2. The material collecting device of the paper corner protection machine according to claim 1, characterized in that: The table (8) is composed of a plurality of table units (81) arranged at even intervals; the table conveying mechanism (3) is composed of two table conveying mechanism units symmetrically arranged on the equipment frame (1) along the transverse center line of the table (8); the table conveying mechanism unit includes a first drive shaft (31) movably arranged near the transverse center line of the table (8), the first drive shaft (31) is connected to a first drive motor (36), and the first drive motor (36) is connected to a controller (72) via a line; the first drive shaft First driving wheels (33) are respectively arranged on the table top (8) at intervals between adjacent table top units (81) and at outer positions of the two outermost table top units (81) of the table top (8); first driven wheels (34) corresponding to each first driving wheel (33) are respectively arranged on the equipment frame (1) at positions close to the edges of the table top units (81), and each corresponding first driving wheel (33) and first driven wheel (34) are connected via a first chain (35), and each first chain (35) is provided with a paddle (32).

3. The material collecting device of the paper corner protector according to claim 2, characterized in that: The mobile material cart positioning mechanism (5) comprises two third brackets (51) correspondingly arranged at the bottom of the equipment frame (1), each third bracket (51) is provided with a horizontal second slide rail (52), a third driven wheel (54) and a third driving wheel (53) arranged front and rear, and a limit plate (511), the third driven wheel (54) and the third driving wheel (53) are connected by a third chain (55), a second slider (56) is provided on the second slide rail (52), a moving beam (510) is connected between the two second sliders (56), a material cart positioning locking device is provided on the moving beam (510), the two third driving wheels (53) are connected by a third driving shaft (58), a third driving motor (59) is connected to the third driving shaft (58), and the third driving motor (59) and the material cart positioning locking device are respectively connected to the controller (72) through lines.

4. The material collecting device of the paper corner protection machine according to claim 3, characterized in that: There are two positioning locking devices, each of which comprises a rotary positioning cylinder (512) arranged on a moving beam (510), a locking head (513) being arranged at the front end of the rotary positioning cylinder (512), and an air valve of the rotary positioning cylinder (512) being connected to a controller (72) via a line.

5. The material collecting device of the paper corner protector according to any one of claims 1 to 4, characterized in that: The paper corner protection trolley (6) comprises a trolley body (61), the upper front and rear parts of which are provided with a plurality of troughs (62), and the bottom of which is provided with a plurality of universal casters (63); a paper corner protection support plate (64) is movably provided at the bottom of the trough (62).

6. The material collecting device of the paper corner protection machine according to claim 5, characterized in that: The trolley body (61) is provided with a push-pull handrail (65).

7. The material collecting device of the paper corner protection machine according to claim 1, characterized in that: The control box (71) is also connected to a control panel (73), and the control panel (73) is connected to the controller (72) via a line.

Images