Cutting device for paper product manufacturing

Abstract

The utility model relates to the field of paper cutting, in particular to a cutting device for paper product manufacturing. The technical problems that according to a traditional device, cut leftover materials are inconvenient to clean, the cutting efficiency is low, paper is inconvenient to clamp, the paper is prone to displacement during cutting, and the cutting precision is low are solved. A cutting device for paper product manufacturing comprises a bottom frame, a through opening is formed in the bottom frame, four supporting legs are fixedly connected to the bottom of the bottom frame, the four supporting legs are evenly arranged at intervals, and a fixing plate is fixedly connected to the top of the bottom frame. A first rack drives a first gear to rotate reversely, a rotating shaft drives a second gear to rotate, the second gear drives a second rack to move, the second rack drives a limiting frame to move, the limiting frame is separated from a movable plate, under the action of gravity, the movable plate can rotate downwards, leftover materials generated by cutting are cleaned up, and the cut leftover materials can be conveniently cleaned; and the cutting efficiency is improved.

Description

Technical Field

[0001] The utility model relates to the field of paper cutting, in particular to a cutting device for paper product manufacturing. Background Technique

[0002] Papermaking is one of the four great inventions of China. Paper is a thin sheet made of plant fibers and can be used as raw materials for writing, painting, printing newspapers and books, packaging, etc. In different scenarios, the required paper has very different sizes, so it is often necessary to cut the paper.

[0003] Traditional cutting devices are generally tools such as scissors and guillotines. When in use, the paper to be cut needs to be stacked into a pile first and then cut. It is not convenient to clean the cut-off scraps, the cutting efficiency is low, and it is not easy to clamp the paper. When cutting, the paper is prone to displacement, and the cutting accuracy is low. Content of the Utility Model

[0004] In order to overcome the disadvantages of the traditional device that it is not convenient to clean the cut-off scraps, the cutting efficiency is low, it is not easy to clamp the paper, the paper is prone to displacement when cutting, and the cutting accuracy is low, the utility model provides a cutting device for paper product manufacturing that can conveniently clean the cut-off scraps, improve the cutting efficiency, and can facilitate clamping of the paper, reduce the probability of paper displacement during cutting, and improve the cutting accuracy.

[0005] The technical solution of the utility model is: a cutting device for paper product manufacturing, including a bottom frame, a through hole is opened on the bottom frame, four legs are fixedly connected to the bottom of the bottom frame, and the four legs are arranged at uniform intervals. A fixed plate is fixedly connected to the top of the bottom frame, and the fixed plate is perpendicular to the bottom frame. An installation frame is fixedly connected in the through hole of the bottom frame, and a movable plate is rotatably connected to the installation frame. A limiting frame is slidably connected to the bottom frame, and the limiting frame limits the movable plate. A cutting mechanism is arranged on the bottom frame, and a cleaning mechanism is arranged on the bottom frame. The cutting mechanism is used for cutting the paper into various sizes, and the cleaning mechanism is used for cleaning the cut-off scraps to improve the cutting efficiency.

[0006] Further, the cutting mechanism includes a sliding frame, the sliding frame is slidably connected to the bottom frame, two hydraulic push rods are fixedly connected to the top of the sliding frame, the two hydraulic push rods are symmetrically arranged, and a cutting knife is fixedly connected between the telescopic rods of the two hydraulic push rods. A threaded rod is rotatably connected to the fixed plate, the threaded rod is provided with threads, and the threaded rod is threadedly connected to the sliding frame.

[0007] Further, the cleaning mechanism includes a guide rail, the guide rail is fixedly connected to the chassis, a guiding groove is formed in the guide rail, an electric slider is slidably connected in the guiding groove of the guide rail, a first rack is fixedly connected to one side of the electric slider, a first mounting seat is fixedly connected to the bottom of the chassis, a first rotating shaft is rotatably connected to the first mounting seat, a torsion spring is provided between the first rotating shaft and the first mounting seat, and a transmission component is provided on the first rotating shaft.

[0008] Further, the transmission component includes an overrunning clutch, one end of the first rotating shaft is fixedly connected to the overrunning clutch, a first gear is fixedly connected to the overrunning clutch, the first gear meshes with the first rack, a second gear is fixedly connected to the other end of the first rotating shaft, a second rack is fixedly connected to the limiting frame, and the second rack meshes with the second gear.

[0009] Further, a cleaning mechanism is further included, the cleaning mechanism is provided on the fixing plate, the cleaning mechanism includes a second mounting seat, two second mounting seats are fixedly connected to the fixing plate, the two second mounting seats are symmetrically arranged, a second rotating shaft is rotatably connected between the two second mounting seats, a cam is fixedly connected to the second rotating shaft, a clamping plate is slidably connected to the fixing plate, the cam contacts the top of the clamping plate, and two return springs are provided between the clamping plate and the fixing plate, and the two return springs are symmetrically arranged.

[0010] Compared with the prior art, the utility model has the following advantages: 1. By driving the first gear to rotate in the reverse direction through the first rack, the rotating shaft will rotate, the rotating shaft drives the second gear to rotate, the second gear drives the second rack to move, the second rack drives the limiting frame to move, and the limiting frame is separated from the movable plate. Under the action of gravity, the movable plate will rotate downward to clean up the cut-off scraps, which is convenient for cleaning the cut-off scraps and improves the cutting efficiency.

[0011] 2. By driving the third gear to rotate through the third rack, the third gear drives the second rotating shaft to rotate, the second rotating shaft drives the cam to rotate, the cam drives the clamping plate to move downward, the return spring is stretched, and the clamping plate moves downward to contact the paper, which is convenient for clamping the paper, reduces the probability of paper displacement during cutting, and improves the cutting accuracy. Description of the Drawings

[0012] Figure 1 It is the first three-dimensional structure schematic diagram of the utility model.

[0013] Figure 2 It is the second three-dimensional structure schematic diagram of the utility model.

[0014] Figure 3 It is the first partial three-dimensional structure schematic diagram of the utility model.

[0015] Figure 4 This is the second partial three-dimensional structure schematic diagram of the present utility model.

[0016] Figure 5 This is the third partial three-dimensional structure schematic diagram of the present utility model.

[0017] Figure 6 This is the disassembled three-dimensional structure schematic diagram of the mounting bracket and the movable plate of the present utility model.

[0018] In the attached drawing reference numerals: 1 - chassis, 2 - legs, 3 - fixed plate, 4 - mounting bracket, 5 - movable plate, 6 - limit bracket, 7 - sliding bracket, 8 - hydraulic push rod, 9 - cutting knife, 10 - threaded rod, 11 - guide rail, 12 - electric slider, 13 - first rack, 14 - first mounting seat, 15 - first rotating shaft, 16 - torsion spring, 17 - overrunning clutch, 18 - first gear, 19 - second gear, 20 - second rack, 21 - third rack, 22 - second mounting seat, 23 - second rotating shaft, 24 - cam, 25 - third gear, 26 - clamping plate, 27 - return spring. Detailed implementation manners

[0019] The following specifically introduces the present utility model in conjunction with the attached drawings and specific embodiments.

[0020] Embodiment 1: A cutting device for paper product manufacturing, as Figures 1-6 shown, includes a chassis 1. A through hole is opened on the chassis 1, and the through hole on the chassis 1 is used to discharge the cut-off scraps. Four legs 2 are fixedly connected to the bottom of the chassis 1, and the four legs 2 are arranged at uniform intervals. A fixed plate 3 is welded to the top of the chassis 1, and the fixed plate 3 is perpendicular to the chassis 1. A mounting bracket 4 is connected to the through hole of the chassis 1 by bolts. A movable plate 5 is rotatably connected to the mounting bracket 4. A limit bracket 6 is slidably connected to the chassis 1, and the limit bracket 6 limits the movable plate 5. A cutting mechanism is provided on the chassis 1, and a cleaning mechanism is provided on the chassis 1. The cutting mechanism is used for cutting the paper into various sizes, and the cleaning mechanism is used for cleaning the cut-off scraps to improve the cutting efficiency.

[0021] The cutting mechanism includes a sliding bracket 7. The sliding bracket 7 is slidably connected to the chassis 1. Two hydraulic push rods 8 are fixedly connected to the top of the sliding bracket 7. The sliding bracket 7 is used to drive the hydraulic push rods 8 to move. The two hydraulic push rods 8 are symmetrically arranged. A cutting knife 9 is fixedly connected between the telescopic rods of the two hydraulic push rods 8. The hydraulic push rod 8 is used to drive the cutting knife 9 to move. A threaded rod 10 is rotatably connected to the fixed plate 3. The threaded rod 10 is provided with threads, and the threaded rod 10 is threadedly connected to the sliding bracket 7. The threaded rod 10 is used to drive the sliding bracket 7 to move.

[0022] The cleaning mechanism includes a guide rail 11, the guide rail 11 is fixedly connected to the chassis 1, a guide groove is formed in the guide rail 11, an electric slider 12 is slidably connected in the guide groove of the guide rail 11, the guide rail 11 is used to guide the electric slider 12, a first rack 13 is fixedly connected to one side of the electric slider 12, the electric slider 12 is used to drive the first rack 13 to move, a first mounting seat 14 is fixedly connected to the bottom of the chassis 1, a first rotating shaft 15 is rotatably connected to the first mounting seat 14, a torsion spring 16 is provided between the first rotating shaft 15 and the first mounting seat 14, the torsion spring 16 is used to drive the first rotating shaft 15 to reset, and a transmission component is provided on the first rotating shaft 15.

[0023] The transmission component includes an overrunning clutch 17, one end of the first rotating shaft 15 is fixedly connected to the overrunning clutch 17, the overrunning clutch 17 is used to drive the first rotating shaft 15 to rotate, a first gear 18 is fixedly connected to the overrunning clutch 17, the first gear 18 is used to drive the overrunning clutch 17 to rotate, the first gear 18 meshes with the first rack 13, the first rack 13 is used to drive the first gear 18 to rotate, a second gear 19 is fixedly connected to the other end of the first rotating shaft 15, a second rack 20 is fixedly connected to the limiting frame 6, the second rack 20 meshes with the second gear 19, and the first rotating shaft 15 drives the second rack 20 to move through the second gear 19, thereby driving the limiting frame 6 to move.

[0024] Initially, the staff stacks the papers to be cut into a pile, makes one side of the papers in close contact with the fixed plate 3, so that the side of the papers to be cut is located on the movable plate 5, and then the staff rotates the threaded rod 10. Under the action of the thread on the threaded rod 10, the sliding frame 7 will move. The movement of the sliding frame 7 drives the hydraulic push rod 8 to move, and the movement of the hydraulic push rod 8 drives the cutter 9 to move. Through the above operations, the cutting distance can be conveniently adjusted, facilitating the cutting of papers in various sizes. After adjusting the cutting distance, the staff starts the hydraulic push rod 8. The telescopic rod of the hydraulic push rod 8 moves downward to drive the cutter 9 to move downward. The cutter 9 moves downward to contact the papers and cut the papers. After the cutting is completed, the staff adjusts the telescopic rod of the hydraulic push rod 8 to contract upward. The telescopic rod of the hydraulic push rod 8 moves upward to drive the cutter 9 to move upward. Subsequently, the staff takes away the cut papers and clears the cut scraps, facilitating the next cutting.

[0025] At the start of cutting, the staff activates the electric slider 12. The movement of the electric slider 12 drives the movement of the first rack 13. The movement of the first rack 13 drives the rotation of the first gear 18. Under the action of the overrunning clutch 17, the rotating shaft will not rotate. After the cutting is completed, the staff adjusts the electric slider 12 to move in the reverse direction. The reverse movement of the electric slider 12 drives the reverse movement of the first rack 13. The reverse movement of the first rack 13 drives the reverse rotation of the first gear 18. Under the action of the overrunning clutch 17, the rotating shaft will rotate, and the torsion spring 16 is twisted. The rotation of the rotating shaft drives the rotation of the second gear 19. The rotation of the second gear 19 drives the movement of the second rack 20. The movement of the second rack 20 drives the movement of the limit frame 6. The movement of the limit frame 6 disengages from the movable plate 5. The limit frame 6 no longer limits the movable plate 5. Under the action of gravity, the movable plate 5 will rotate downward to clean up the cut-off scraps. Through the above operations, it is convenient to clean up the cut-off scraps, improve the cutting efficiency. The first rack 13 continues to move in the reverse direction and disengages from the first gear 18. The torsion spring 16 will rebound and drive the reverse rotation of the rotating shaft. The reverse rotation of the rotating shaft drives the reverse rotation of the overrunning clutch 17 and the second gear 19. The reverse rotation of the overrunning clutch 17 drives the reverse rotation of the first gear 18. The reverse rotation of the second gear 19 drives the reverse movement of the second rack 20. The reverse movement of the second rack 20 drives the reverse movement of the limit frame 6. The reverse movement of the limit frame 6 will push up the movable plate 5 to reset, and the limit frame 6 re-limits the movable plate 5.

[0026] Embodiment 2: On the basis of Embodiment 1, as Figures 1-5 shown, it further includes a cleaning mechanism. The cleaning mechanism is provided on the fixed plate 3. The cleaning mechanism includes a second mounting seat 22. Two second mounting seats 22 are fixedly connected to the fixed plate 3. The two second mounting seats 22 are symmetrically arranged. A second rotating shaft 23 is rotatably connected between the two second mounting seats 22. A cam 24 is fixedly connected to the second rotating shaft 23. The second rotating shaft 23 is used to drive the rotation of the cam 24. A clamping plate 26 is slidably connected to the fixed plate 3. The cam 24 contacts the top of the clamping plate 26. The cam 24 is used to drive the movement of the clamping plate 26. Two return springs 27 are provided between the clamping plate 26 and the fixed plate 3. The return springs 27 are used to drive the clamping plate 26 to reset. The two return springs 27 are symmetrically arranged.

[0027] During cutting, the electric slider 12 moves to drive the third rack 21 to move. The movement of the third rack 21 meshes with the third gear 25 and drives the third gear 25 to rotate. The rotation of the third gear 25 drives the second rotating shaft 23 to rotate. The rotation of the second rotating shaft 23 drives the cam 24 to rotate. The rotation of the cam 24 drives the clamping plate 26 to move downward, and the return spring 27 is stretched. The downward movement of the clamping plate 26 contacts the paper. Through the above operations, it is possible to facilitate the clamping of the paper, reduce the probability of paper displacement during cutting, and improve the accuracy of cutting. The reverse movement of the electric slider 12 drives the third rack 21 to move in the reverse direction. The reverse movement of the third rack 21 drives the third gear 25 to rotate in the reverse direction. The reverse rotation of the third gear 25 drives the second rotating shaft 23 to rotate in the reverse direction. The reverse rotation of the second rotating shaft 23 drives the cam 24 to rotate in the reverse direction. The cam 24 no longer presses the clamping plate 26, and the return spring 27 will rebound and drive the clamping plate 26 to move upward. The electric slider 12 continues to move in the reverse direction and disengages from the third rack 21.

[0028] The above has introduced this application in detail. Specific examples are used in this article to elaborate on the principle and implementation mode of this application. The description of the above embodiments is only used to help understand the method and its core idea of this application; at the same time, for those of ordinary skill in the art, according to the idea of this application, there will be changes in the specific implementation mode and application scope. In summary, the content of this specification should not be construed as a limitation to this application.

Claims

1. A cutting device for paper product manufacturing, characterized in that: The invention comprises a base frame (1), wherein the base frame (1) has a through opening, and four legs (2) are fixedly connected to the bottom of the base frame (1), and the four legs (2) are evenly spaced, and a fixing plate (3) is fixedly connected to the top of the base frame (1), and the fixing plate (3) is perpendicular to the base frame (1), and a mounting frame (4) is fixedly connected in the through opening of the base frame (1), and a movable plate (5) is rotatably connected to the mounting frame (4), and a limiting frame (6) is slidably connected to the base frame (1), and the limiting frame (6) limits the movable plate (5), and a cutting mechanism is provided on the base frame (1), and a cleaning mechanism is provided on the base frame (1), and the cutting mechanism is used to cut paper into various sizes, and the cleaning mechanism is used to clean up the cut scraps, so as to improve the cutting efficiency.

2. A cutting device for paper product manufacturing according to claim 1, characterized in that: The cutting mechanism comprises a sliding frame (7), the sliding frame (7) is slidably connected to the base frame (1), two hydraulic push rods (8) are fixedly connected to the top of the sliding frame (7), the two hydraulic push rods (8) are symmetrically arranged, a cutter (9) is fixedly connected between the telescopic rods of the two hydraulic push rods (8), a threaded rod (10) is rotatably connected to the fixed plate (3), the threaded rod (10) is provided with threads, and the threaded rod (10) is connected to the sliding frame (7) by threads.

3. A cutting device for paper product manufacturing according to claim 2, characterized in that: The cleaning mechanism comprises a guide rail (11), the guide rail (11) is fixedly connected to the base frame (1), a guide groove is formed on the guide rail (11), an electric slider (12) is slidably connected in the guide groove of the guide rail (11), a rack (13) is fixedly connected to one side of the electric slider (12), a mounting seat (14) is fixedly connected to the bottom of the base frame (1), a rotating shaft (15) is rotatably connected to the mounting seat (14), a torsion spring (16) is provided between the rotating shaft (15) and the mounting seat (14), and a transmission assembly is provided on the rotating shaft (15).

4. A cutting device for paper product manufacturing according to claim 3, characterized in that: The transmission assembly comprises an overrunning clutch (17), one end of the rotating shaft (15) is fixedly connected to the overrunning clutch (17), the overrunning clutch (17) is fixedly connected to a gear (18), the gear (18) is meshed with the rack (13), the other end of the rotating shaft (15) is fixedly connected to a gear (19), the limiting frame (6) is fixedly connected to a rack (20), the rack (20) is meshed with the gear (19).

5. A cutting device for paper product manufacturing according to claim 4, characterized in that: The cleaning mechanism is also provided on the fixed plate (3), and the cleaning mechanism includes a second mounting seat (22). Two second mounting seats (22) are fixedly connected to the fixed plate (3), and the two second mounting seats (22) are symmetrically arranged. A second rotating shaft (23) is rotatably connected between the two second mounting seats (22), and a cam (24) is fixedly connected to the second rotating shaft (23). A clamping plate (26) is slidably connected to the fixed plate (3), and the cam (24) is in contact with the top of the clamping plate (26). Two reset springs (27) are provided between the clamping plate (26) and the fixed plate (3), and the two reset springs (27) are symmetrically arranged.

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