Paperboard cutting device

Abstract

The utility model discloses a paperboard cutting device which comprises a bottom plate, the upper end face of the bottom plate is fixedly connected with a conveying frame, the conveying frame is rotationally connected with a conveying belt, the inner walls of the two sides of the conveying frame are jointly and fixedly connected with a connecting plate, the side, away from the conveying belt, of the connecting plate is fixedly connected with a cutting frame, and the inner wall of one side of the cutting frame is fixedly connected with a displacement sensor. A waste groove is formed in the cutting frame and penetrates through the bottom plate, paperboards are conveyed through the conveying belt, the moving frame drives the conveying plate to move on the conveying frame in cooperation with movement of the moving frame, the conveying plate moves downwards through stretching of the electric telescopic rod, the paperboards in the conveying process are pushed, the paperboards are conveyed to the position below the cutter, and the paperboards are cut through the waste groove. The paperboard cutting device is used in cooperation with a displacement sensor, the moving size of a paperboard is measured, the paperboard is fixed through a pressing plate, a first electric telescopic column drives the paperboard to conduct rapid cutting, rapid and accurate cutting of the paperboard is achieved, and the paperboard cutting efficiency is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of cardboard cutting devices, in particular to a cardboard cutting device. Background Technique

[0002] Cardboard, also known as board paper, is a thick paper sheet made of various pulp processed and composed of interwoven fibers. In order to meet the production needs, the cardboard will be cut into cardboard with the same size, which is convenient for neat stacking, does not occupy space, and is convenient for later processing and use.

[0003] The existing patent CN220052023U discloses a cardboard cutting device, including a workbench, a cutting knife, and a conveyor belt. The cutting knife is installed on the workbench, the conveyor belt is installed on the side of the workbench, and a transfer device for moving the cut cardboard to the conveyor belt is also connected to the workbench; a waste treatment port is also opened on the workbench. When the transfer device drives the paper to move onto the conveyor belt and then resets to the workbench, the transfer device can push the waste to the waste treatment port. The cardboard cutting device of the utility model is convenient for transfer and blanking through the provided transfer device, and can handle the waste of the corner materials when the transfer device resets.

[0004] Based on the retrieval of the above patent and the discovery of the cutting device in the existing technology, when the above device is used, the cardboard is conveyed by the abutting plate, the two side abutting plates limit the cardboard, and the cardboard is conveyed and cut in cooperation with the cutting knife. During the cutting process, the corner waste is collected and processed. However, in the actual use process, the cardboard needs to be placed between the abutting plate and the two side abutting plates, and it needs to be placed manually back and forth, with a large workload. A lot of time will be consumed during the placement of the cardboard, resulting in reduced efficiency and thus reduced practicability. Content of the Utility Model

[0005] The purpose of the utility model is to provide a cardboard cutting device. Through the use of a conveyor belt, the cardboard is conveyed. In cooperation with the movement of the moving frame, the moving frame drives the conveying plate to move on the conveying frame, and through the extension of the electric telescopic rod, the conveying plate moves downward to push the cardboard during the conveying process, so that it is conveyed below the cutting knife. In cooperation with the use of a displacement sensor, the moving size of the cardboard is measured, and the cardboard is fixed by a pressing plate. The first electric telescopic column drives and cuts quickly to realize fast and accurate cutting of the cardboard and improve the efficiency of cardboard cutting.

[0006] To achieve the above object, the present utility model provides the following technical solution: A cardboard cutting device, including a bottom plate, wherein the upper end surface of the bottom plate is fixedly connected with a conveying frame, a conveyor belt is rotatably connected to the conveying frame, a connecting plate is fixedly connected to the inner walls on both sides of the conveying frame, a cutting frame is fixedly connected to the side of the connecting plate away from the conveyor belt, a displacement sensor is fixedly connected to the inner wall of one side of the cutting frame, a waste slot is provided on the cutting frame, the waste slot penetrates through the bottom plate, a fixing frame is fixedly connected to the upper end surface of the cutting frame, a first electric telescopic column is fixedly connected to the fixing frame, a stabilizing plate is fixedly connected to the movable end of the first electric telescopic column, a cutting knife is fixedly connected to the lower end surface of the stabilizing plate, two symmetrically arranged guide rods are fixedly connected to the upper end surface of the stabilizing plate, the guide rods are slidably connected to the fixing frame, two symmetrically arranged fixing blocks are fixedly connected to the side of the fixing frame away from the connecting plate, a second electric telescopic column is fixedly connected to the lower end surface of the fixing block, a pressing plate is fixedly connected to the movable ends of the two second electric telescopic columns, a conveying plate is arranged above the conveyor belt, a connecting block is fixedly connected to the upper end surface of the conveying plate, an electric telescopic rod is fixedly connected to the upper end surface of the connecting block, a movable frame is fixedly connected to the end of the electric telescopic rod away from the connecting block, and the movable frame is slidably connected to the conveying frame.

[0007] The beneficial effects of the present utility model are as follows: The cardboard is conveyed by the conveyor belt, the movable frame slides on the conveying frame, drives the conveying plate to move, pushes the cardboard, so that it can continue to move after being separated from the conveyor belt. With the use of the displacement sensor, the moving distance of the cardboard is measured. By the extension of the two second electric telescopic columns, the pressing plate moves downward to fix the cardboard. At the same time, the first electric telescopic column quickly extends downward, driving the cutting knife to cut the cardboard quickly and accurately.

[0008] In order to convey the cardboard, achieve precise cutting and improve work efficiency;

[0009] As a further improvement of the above technical solution: Two support plates are slidably connected to the lower end surface of the movable frame, two symmetrically arranged third electric telescopic columns are fixedly connected to the side of the movable frame away from the connecting plate, a positioning block is fixedly connected to the end of the third electric telescopic column away from the movable frame, and the positioning block is fixedly connected to the conveying frame.

[0010] The beneficial effects of this improvement are as follows: By using the third electric telescopic column, the third electric telescopic column can drive the movable frame to move, driving the conveying plate to convey the cardboard, which is convenient for cutting the cardboard.

[0011] In order to drive the conveying plate below the movable frame;

[0012] As a further improvement of the above technical solution: the lower end surface of the support plate is fixedly connected to a fixing plate, one side of one of the fixing plates is fixedly connected to a forward and reverse motor, the output end of the forward and reverse motor is connected to a bidirectional screw, the bidirectional screw is rotatably connected to the fixing plate, the upper end surface of the connecting plate is provided with two symmetrical sliding grooves, a slider is slidably connected in the sliding groove, the slider is threadedly connected to the bidirectional screw, and the upper end surface of the slider is fixedly connected to a limiting rod.

[0013] The beneficial effect of this improvement is that the bidirectional screw is screwed with the two sliders through the action of the forward and reverse motors, and the two limit rods are moved toward the center at the same time through the movement of the sliders to limit the cardboard, thereby ensuring the stability of the cardboard during the conveying process without skewing or shaking.

[0014] In order to realize the control of the two limit rods;

[0015] As a further improvement of the above technical solution: a limiting groove is provided on the upper surface of the support plate, a limiting block is slidably connected in the limiting groove, and the limiting block is fixedly connected to the movable frame.

[0016] The beneficial effects of this improvement are: by using the limit block and the limit slot, the mobile rack can be limited to ensure that the mobile rack is sufficiently stable and will not deviate during the movement;

[0017] In order to limit the mobile rack;

[0018] As a further improvement of the above technical solution: a retaining plate is fixedly connected to one side of the conveying frame, a driving motor is fixedly connected to the upper end surface of the retaining plate, an active roller is connected to the output end of the driving motor, a driven roller is provided on one side of the active roller, the active roller and the driven roller are rotatably connected to the conveying frame, and the active roller and the driven roller are transmission-connected to the conveyor belt.

[0019] The beneficial effect of this improvement is that, by using the driving motor, the driving roller can be transmitted between the conveyor belt and the driven roller, thereby driving the conveyor belt and providing power output for the rotation of the conveyor belt;

[0020] In order to drive the conveyor belt;

[0021] As a further improvement of the above technical solution: two baffles are fixedly connected to the inner walls on both sides of the cutting frame, and a material guide plate is fixedly connected to the side of the cutting frame away from the connecting plate.

[0022] The beneficial effects of this improvement are: by using the baffle, the cardboard scraps can be guided, and all the waste materials passing through the waste slot on the bottom plate can be collected, and the waste materials generated during the cardboard cutting process can be collected, and the guide plate can centrally collect the completely cut cardboards;

[0023] In order to collect cardboard;

[0024] As a further improvement of the above technical solution: One side of the cutting frame is fixedly connected with a support block, and the upper end surface of the support block is fixedly connected with a control box.

[0025] The beneficial effect of this improvement is that by using the control box, the cutting device can be controlled, which is convenient for more flexible and rapid cutting of cardboard and improves work efficiency;

[0026] In order to control the cutting device. Description of the Drawings

[0027] Figure 1 Schematic three-dimensional structure provided by the present utility model Figure 1 ;

[0028] Figure 2 Top view provided by the present utility model;

[0029] Figure 3 Provided by the present utility model Figure 2 Three-dimensional sectional view at A-A in

[0030] Figure 4 Provided by the present utility model Figure 3 Enlarged view at A in

[0031] Figure 5 Schematic three-dimensional structure provided by the present utility model Figure 2 。

[0032] In the figure, 1. bottom plate; 11. conveying frame; 12. conveyor belt; 13. connecting plate; 14. cutting frame; 15. displacement sensor; 16. waste slot; 17. fixing frame; 18. first electric telescopic column; 19. stabilizing plate; 20. cutting knife; 21. guide rod; 22. fixing block; 23. second electric telescopic column; 24. pressing plate; 25. conveying plate; 26. connecting block; 27. electric telescopic rod; 28. moving frame; 31. support plate; 32. third electric telescopic column; 33. positioning block; 41. fixing plate; 42. forward and reverse motor; 43. bidirectional screw; 44. chute; 45. slider; 46. limiting rod; 51. limiting groove; 52. limiting block; 61. retaining plate; 62. driving motor; 63. driving roller; 64. driven roller; 71. baffle; 72. guiding plate; 81. support block; 82. control box. Detailed Embodiment

[0033] To enable those skilled in the art to better understand the technical solution of the present utility model, the present utility model will be described in detail below with reference to the accompanying drawings. The description in this part is only exemplary and explanatory, and should not have any restrictive effect on the protection scope of the present utility model.

[0034] Such as Figures 1 to 5As shown in the figure, a cardboard cutting device provided by an embodiment of the present utility model includes a bottom plate 1. A conveying frame 11 is fixedly connected to the upper end surface of the bottom plate 1. A conveyor belt 12 is rotatably connected to the conveying frame 11. A retaining plate 61 is fixedly connected to one side of the conveying frame 11. A driving motor 62 is fixedly connected to the upper end surface of the retaining plate 61. The output end of the driving motor 62 is connected to a driving roller 63. A driven roller 64 is provided on one side of the driving roller 63. The driving roller 63 and the driven roller 64 are rotatably connected to the conveying frame 11, and the driving roller 63 and the driven roller 64 are in transmission connection with the conveyor belt 12. By using the driving motor 62, the driving roller 63 can be driven through the conveyor belt 12 between the driving roller 63 and the driven roller 64, and the conveyor belt 12 can be driven to convey the cardboard. A connecting plate 13 is fixedly connected to the inner walls of both sides of the conveying frame 11. A cutting frame 14 is fixedly connected to the side of the connecting plate 13 away from the conveyor belt 12. A displacement sensor 15 is fixedly connected to the inner wall of one side of the cutting frame 14. The displacement sensor 15 can measure the moving distance of the cardboard. A waste slot 16 is opened in the cutting frame 14, and the waste slot 16 penetrates through the bottom plate 1. A fixing frame 17 is fixedly connected to the upper end surface of the cutting frame 14. A first electric telescopic column 18 is fixedly connected to the fixing frame 17. A stabilizing plate 19 is fixedly connected to the movable end of the first electric telescopic column 18. A cutting knife 20 is fixedly connected to the lower end surface of the stabilizing plate 19. Two symmetrically arranged guide rods 21 are fixedly connected to the upper end surface of the stabilizing plate 19. The guide rods 21 are slidably connected to the fixing frame 17. The rapid extension of the first electric telescopic column 18 can drive the stabilizing plate 19 and the cutting knife 20 to move rapidly. Two symmetrically arranged fixing blocks 22 are fixedly connected to the side of the fixing frame 17 away from the connecting plate 13. A second electric telescopic column 23 is fixedly connected to the lower end surface of the fixing block 22. The movable ends of the two second electric telescopic columns 23 are fixedly connected to a pressing plate 24 together. With the extension of the second electric telescopic column 23, the pressing plate 24 is driven to move downward to position the cardboard, and the cutting knife 20 cuts the cardboard rapidly. A conveying plate 25 is provided above the conveyor belt 12. A connecting block 26 is fixedly connected to the upper end surface of the conveying plate 25. An electric telescopic rod 27 is fixedly connected to the upper end surface of the connecting block 26. The end of the electric telescopic rod 27 away from the connecting block 26 is fixedly connected to a moving frame 28. The moving frame 28 is slidably connected to the conveying frame 11. The movement of the moving frame 28 can drive the conveying plate 25 to move. By the extension of the electric telescopic rod 27, the conveying plate 25 is brought into contact with one side of the cardboard to push the cardboard. Two supporting plates 31 are slidably connected to the lower end surface of the moving frame 28. Two symmetrically arranged third electric telescopic columns 32 are fixedly connected to the side of the moving frame 28 away from the connecting plate 13. The end of the third electric telescopic column 32 away from the moving frame 28 is fixedly connected to a positioning block 33. The positioning block 33 is fixedly connected to the conveying frame 11. The extension of the two third electric telescopic columns 32 can drive the moving frame 28 to move rapidly. A limiting groove 51 is opened on the upper end surface of the supporting plate 31. A limiting block 52 is slidably connected in the limiting groove 51. The limiting block 52 is fixedly connected to the moving frame 28.The use of the two limiting grooves 51 and the two limiting blocks 52 can limit the moving frame 28 to ensure that the moving frame 28 is sufficiently stable during the moving process. The lower end surface of the support plate 31 is fixedly connected with a fixed plate 41. One side of one of the fixed plates 41 is fixedly connected with a forward and reverse motor 42. The output end of the forward and reverse motor 42 is connected with a bidirectional screw 43. The bidirectional screw 43 is rotatably connected with the fixed plate 41. Two symmetrically arranged sliding grooves 44 are formed on the upper end surface of the connecting plate 13. A slider 45 is slidably connected in the sliding groove 44. The slider 45 is screwed with the bidirectional screw 43. The upper end surface of the slider 45 is fixedly connected with a limiting rod 46. The operation of the forward and reverse motor 42 can cause the bidirectional screw 43 to be screwed with the two sliders 45, so that the two sliders 45 drive their respective corresponding limiting rods 46 to move towards the center to limit the cardboard, ensuring that the cardboard is sufficiently stable during the conveying process and will not be skewed. Two baffle plates 71 are fixedly connected to the inner walls on both sides of the cutting frame 14. A guide plate 72 is fixedly connected to the side of the cutting frame 14 away from the connecting plate 13. The two baffle plates 71 can guide the cut-off corner materials of the cardboard so that they all pass through the waste material groove 16 for collection. The guide plate 72 can guide and collect the cut cardboard. A support block 81 is fixedly connected to one side of the cutting frame 14. A control box 82 is fixedly connected to the upper end surface of the support block 81. The control box 82 can flexibly control the cutting device.,

[0035] The working principle and usage process of the present utility model: When in use, first, through the use of the driving motor 62, the driving roller 63 drives the conveyor belt 12 to drive with the driven roller 64, and the cardboard is conveyed through the conveyor belt 12. When the cardboard is conveyed to the rear end and reaches below the conveying plate 25, the electric telescopic rod 27 extends out, driving the conveying plate 25 to move downward to contact the cardboard. The two third electric telescopic columns 32 quickly extend out, driving the moving frame 28 and the conveying plate 25 to move to push the cardboard. At the same time, the displacement sensor 15 measures the moving cardboard. After reaching the required size, the two second electric telescopic columns 23 quickly extend out, driving the pressing plate 24 to move downward to position the cardboard. The first electric telescopic column 18 drives the cutter 20 to move quickly to cut the cardboard. The cut-off corner materials are collected through the waste material groove 16, so as to realize the use process of the entire cardboard cutting device.

[0036] The content not described in detail in this specification belongs to the prior art well-known to those skilled in the art.

[0037] Although the present utility model has been described in detail with reference to the foregoing embodiments, for those skilled in the art, they can still modify the technical solutions described in the foregoing embodiments, or perform equivalent replacements for some of the technical features. Any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present utility model shall be included within the protection scope of the present utility model.

Claims

1. A cardboard cutting device, comprising a bottom plate (1), characterized in that: The upper end surface of the bottom plate (1) is fixedly connected to a conveying frame (11), a conveying belt (12) is rotatably connected to the conveying frame (11), connecting plates (13) are commonly fixedly connected to the inner walls on both sides of the conveying frame (11), a cutting frame (14) is fixedly connected to the side of the connecting plate (13) away from the conveying belt (12), a displacement sensor (15) is fixedly connected to the inner wall of one side of the cutting frame (14), a waste trough (16) is provided on the cutting frame (14), and the waste trough (16) passes through the bottom plate (1); The upper end surface of the cutting frame (14) is fixedly connected to a fixing frame (17), the fixing frame (17) is fixedly connected to a first electric telescopic column (18), the movable end of the first electric telescopic column (18) is fixedly connected to a stabilizing plate (19), the lower end surface of the stabilizing plate (19) is fixedly connected to a cutting knife (20), the upper end surface of the stabilizing plate (19) is fixedly connected to two symmetrical guide rods (21), the guide rods (21) are slidably connected to the fixing frame (17), and the fixing frame (17) is fixedly connected to two symmetrical fixing blocks (21) on a side away from the connecting plate (13). 2), the lower end surface of the fixed block (22) is fixedly connected to a second electric telescopic column (23), the movable ends of the two second electric telescopic columns (23) are commonly fixedly connected to a pressing plate (24), a conveying plate (25) is provided above the conveyor belt (12), the upper end surface of the conveying plate (25) is fixedly connected to a connecting block (26), the upper end surface of the connecting block (26) is fixedly connected to an electric telescopic rod (27), the end of the electric telescopic rod (27) away from the connecting block (26) is fixedly connected to a moving frame (28), and the moving frame (28) is slidably connected to the conveying frame (11).

2. A cardboard cutting device according to claim 1, characterized in that: The lower end surface of the movable frame (28) is slidably connected to two support plates (31); a side of the movable frame (28) away from the connecting plate (13) is fixedly connected to two symmetrical third electric telescopic columns (32); an end of the third electric telescopic column (32) away from the movable frame (28) is fixedly connected to a positioning block (33); and the positioning block (33) is fixedly connected to the conveying frame (11).

3. A cardboard cutting device according to claim 2, characterized in that: The lower end surface of the support plate (31) is fixedly connected to a fixing plate (41), one side of one of the fixing plates (41) is fixedly connected to a forward and reverse motor (42), the output end of the forward and reverse motor (42) is connected to a bidirectional screw (43), the bidirectional screw (43) is rotatably connected to the fixing plate (41), the upper end surface of the connecting plate (13) is provided with two symmetrical sliding grooves (44), a slider (45) is slidably connected in the sliding groove (44), the slider (45) is screwed to the bidirectional screw (43), and the upper end surface of the slider (45) is fixedly connected to a limit rod (46).

4. A cardboard cutting device according to claim 2, characterized in that: A limiting groove (51) is provided on the upper end surface of the support plate (31), a limiting block (52) is slidably connected in the limiting groove (51), and the limiting block (52) is fixedly connected to the movable frame (28).

5. A cardboard cutting device according to claim 1, characterized in that: A retaining plate (61) is fixedly connected to one side of the conveying frame (11); a driving motor (62) is fixedly connected to the upper end surface of the retaining plate (61); an active roller (63) is connected to the output end of the driving motor (62); a driven roller (64) is provided on one side of the active roller (63); the active roller (63) and the driven roller (64) are rotatably connected to the conveying frame (11); and the active roller (63) and the driven roller (64) are transmission-connected to the conveying belt (12).

6. A cardboard cutting device according to claim 1, characterized in that: Two baffles (71) are fixedly connected to the inner walls on both sides of the cutting frame (14), and a material guide plate (72) is fixedly connected to the side of the cutting frame (14) away from the connecting plate (13).

7. A cardboard cutting device according to claim 1, characterized in that: A support block (81) is fixedly connected to one side of the cutting frame (14), and a control box (82) is fixedly connected to the upper end surface of the support block (81).

Images