Film processing device

Abstract

A first rotating roller, a second rotating roller and a third rotating roller which are parallel to one another are horizontally and rotationally connected between two symmetrically-arranged supporting plates, a rotating disc is rotationally installed on one side of a side plate, and a plurality of third gears are rotationally installed on the side, opposite to the side plate, of the rotating disc in the circumferential direction of the rotating disc; a cutter is arranged above the side plate and parallel to the round roller, an electric telescopic rod is arranged between the cutter and the side plate, a first motor is arranged on the outer wall of the supporting plate, and a first transmission mechanism used for driving the third gear to rotate is arranged between the first gear and the third gear. And a second transmission mechanism is arranged among the connecting rods of the first rotating roller, the second rotating roller and the third rotating roller. According to the thin film processing device, non-stop rolling and roll material dismounting of equipment are achieved, the overall production efficiency is greatly improved, the synchronism of thin film transmission is improved, and the rolling quality of products is improved.

Description

Technical Field

[0001] The present invention relates to the technical field of thin film processing, and in particular to a thin film processing device. Background Art

[0002] The film winding device is used to wind the film into a film roll of a specified diameter for easy transportation and sale. The film winding device generally includes a frame, on which there is a film winding shaft for winding the film. In the production and processing of existing plastic films, a winding device is required to wind the film. The winding device generally includes a winding roller and an unwinding roller. The winding roller and the unwinding roller rotate synchronously to wind the film.

[0003] In the existing production process, when winding, it is necessary to first remove the wound winding roller, disassemble the coil, and then load the empty winding roller to continue winding. Frequent shutdowns are required to replace the winding roller, which reduces the efficiency of film production. Summary of the invention

[0004] The object of the present invention is to provide a film processing device, which can realize non-stop winding and disassembly of the roll material of the equipment, greatly improve the overall production efficiency, improve the synchronization of film transmission, and improve the winding quality of the product.

[0005] To achieve the above-mentioned purpose, the technical solution adopted by the present invention is: a film processing device, comprising: a support plate, a first roller, a second roller and a third roller parallel to each other are horizontally rotatably connected between two symmetrically arranged support plates, both ends of the first roller, the second roller and the third roller are provided with a connecting rod for rotatably connecting with the support plate, the second roller is arranged between the first roller and the third roller, and the axis of the first roller and the axis of the third roller are located in the same horizontal plane, a pressure roller is arranged below the second roller and parallel to the first roller, and the pressure roller is rotatably installed on the top of a moving mechanism; A side plate is fixedly installed at one end of one of the support plates close to the third rotating roller, a rotating disc is rotatably installed on one side of the side plate, a plurality of third gears are rotatably installed on the side of the rotating disc opposite to the side plate and along the circumference thereof, the third gear is fixedly connected with a round roller for winding up the film, a cutting knife is arranged above the side plate and parallel to the round roller, and an electric telescopic rod is arranged between the cutting knife and the side plate; A first motor is arranged on the outer wall of the support plate, and a first gear is mounted on the output shaft of the first motor. A first transmission mechanism for driving the third gear to rotate is arranged between the first gear and the third gear. A fifth gear meshing with the first gear is fixedly mounted on the connecting rod of the third roller, and a second transmission mechanism is arranged between the connecting rods of the first roller, the second roller and the third roller to drive the first roller, the second roller and the third roller to rotate synchronously.

[0006] The further improved scheme in the above technical scheme is as follows: 1. In the above scheme, the first transmission mechanism includes a sixth gear, a fourth gear and a fourth pulley. The sixth gear meshing with the first gear is rotatably mounted on the outer wall of the support plate. The fourth gear meshing with the third gear is fixedly mounted on one end of a rotating shaft. The rotating shaft is rotatably mounted between the inner walls of a bearing seat, and the bearing seat is fixedly mounted on the top of the side plate. The fourth pulley is fixedly mounted on the side of the sixth gear opposite to the support plate and the other end of the rotating shaft, and the two fourth pulleys are connected by a fourth belt transmission.

[0007] 2. In the above scheme, the second transmission mechanism includes a first pulley, a second pulley and a second gear. The first pulley is fixedly mounted on the outer wall of the connecting rod of the first roller and the third roller, and the two first pulleys are connected by a second belt transmission. The second gear meshing with the fifth gear is rotatably mounted on the outer wall of the support plate, and the second pulley is fixedly mounted on the connecting rod of the second roller on the side of the second gear opposite to the support plate, and the two second pulleys are connected by a first belt transmission.

[0008] 3. In the above solution, the first gear has the same number of teeth as the sixth gear and the fifth gear.

[0009] 4. In the above scheme, the moving mechanism further includes a U-shaped frame, a slider, a screw and a second motor, the pressure roller is rotatably installed between the two ends of the U-shaped frame, the sliders are fixedly installed on the opposite sides of the U-shaped frame, the sliders are sleeved on the circumferential outer wall of the screw, the screw is rotatably installed on the inner side of the support plate, and a third pulley is installed at one end of the two screws, the two third pulleys are connected by a third belt transmission, and the other end of one of the screws is fixedly connected to the output shaft of the second motor.

[0010] 5. In the above scheme, a sliding groove for sliding connection of the sliding block is respectively provided on the surface of the opposite sides of the support plate, and the screw rod is arranged parallel to the sliding groove.

[0011] 6. In the above solution, a support plate is fixedly installed on the inner wall of the support plate and close to the end of the slide groove, and the screw rod is rotatably connected to the two support plates.

[0012] 7. In the above solution, the cutter is installed at the bottom of a connecting plate, and the connecting plate is fixedly connected to the movable end of the electric telescopic rod.

[0013] Due to the application of the above technical solution, the present invention has the following advantages compared with the prior art: 1. The film processing device of the present invention has a turntable rotatably installed on one side of the side plate, and a plurality of third gears are installed on the side of the turntable opposite to the side plate and rotatably installed along the circumference thereof, the third gear is fixedly connected to a round roller for winding the film, a cutter is arranged above the side plate and parallel to the round roller, and an electric telescopic rod is arranged between the cutter and the side plate, and the third gear is driven to rotate by the fourth gear to drive the round roller to rotate to wind the film, and the film can be cut by the cutter, and then the turntable is rotated to make the next vacant round roller continue to be wound, thereby realizing the non-stop winding of the equipment and the disassembly of the coiled material, thereby greatly improving the overall production efficiency.

[0014] 2. The film processing device of the present invention has a first motor provided on the outer wall of the support plate, a first gear is mounted on the output shaft of the first motor, a first transmission mechanism for driving the third gear to rotate is provided between the first gear and the third gear, a fifth gear meshing with the first gear is fixedly mounted on the connecting rod of the third roller, and a second transmission mechanism is provided between the connecting rods of the first roller, the second roller and the third roller to drive the first roller, the second roller and the third roller to rotate synchronously, and the synchronization of transmission between the round roller for winding and the first roller, the second roller and the third roller is improved through the cooperation of the first transmission mechanism and the second transmission mechanism, thereby effectively reducing the situation where the film is overly tight or overly loose during the transmission process, greatly improving the stability of film transmission, and improving the winding quality of the product. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Attached Figure 1 It is a structural schematic diagram of the thin film processing device of the present invention; Attached Figure 2 The present invention is attached Figure 1 A magnified image of point A; Attached Figure 3 It is a schematic diagram of a partial structure of a thin film processing device according to the present invention from a first viewing angle; Attached Figure 4 A schematic diagram of a partial structure of a thin film processing device according to the present invention from a second viewing angle; Attached Figure 5 It is a partial structural schematic diagram of the thin film processing device of the present invention; Attached Figure 6 The present invention is attached Figure 5 Enlarged view of point B.

[0016] In the above drawings: 1. support plate; 2. side plate; 3. first roller; 4. second roller; 5. third roller; 6. connecting rod; 7. pressure roller; 8. turntable; 9. third gear; 10. round roller; 11. cutter; 12. electric telescopic rod; 13. first motor; 14. first gear; 15. fifth gear; 16. sixth gear; 17. fourth gear; 18. fourth pulley; 19. rotating shaft; 20. bearing seat; 21. fourth belt; 22. first pulley; 23. second pulley; 24. second gear; 25. second belt; 26. first belt; 27. U-shaped frame; 28. slider; 29. ​​screw rod; 30. second motor; 31. third pulley; 32. third belt; 33. slide groove; 34. support plate; 35. connecting plate. Implementation

[0017] The present invention can be further understood through the specific embodiments given below, but they are not intended to limit the present invention.

[0018] Embodiment 1: A film processing device, comprising: a support plate 1, a first rotating roller 3, a second rotating roller 4 and a third rotating roller 5 which are parallel to each other are horizontally rotatably connected between two symmetrically arranged support plates 1, both ends of the first rotating roller 3, the second rotating roller 4 and the third rotating roller 5 are provided with a connecting rod 6 for rotatably connecting with the support plate 1, the second rotating roller 4 is arranged between the first rotating roller 3 and the third rotating roller 5, and the axis of the first rotating roller 3 and the axis of the third rotating roller 5 are located in the same horizontal plane, a pressing roller 7 is arranged below the second rotating roller 4 and parallel to the first rotating roller 3, and the pressing roller 7 is rotatably mounted on the top of a moving mechanism; A side plate 2 is fixedly installed at one end of one of the support plates 1 close to the third rotating roller 4, a rotating disc 8 is rotatably installed on one side of the side plate 2, a plurality of third gears 9 are rotatably installed on the side of the rotating disc 8 opposite to the side plate 2 and along the circumferential direction thereof, the third gears 9 are fixedly connected with a round roller 10 for winding up the film, a cutting knife 11 is arranged above the side plate 2 and parallel to the round roller 10, and an electric telescopic rod 12 is arranged between the cutting knife 11 and the side plate 2; The fourth gear drives the third gear to rotate and drives the round roller to reel the film. When the reeling is completed, the film can be cut by the cutter. Then, the turntable is rotated to allow the next vacant round roller to continue reeling, thus realizing the non-stop reeling and disassembly of the coiled material, thereby greatly improving the overall production efficiency. A first motor 13 is provided on the outer wall of the support plate 1, and a first gear 14 is mounted on the output shaft of the first motor 13. A first transmission mechanism for driving the third gear 9 to rotate is provided between the first gear 14 and the third gear 9. A fifth gear 15 meshingly connected to the first gear 14 is fixedly mounted on the connecting rod 6 of the third roller 5, and a second transmission mechanism is provided between the connecting rods 6 of the first roller 3, the second roller 4, and the third roller 5, for driving the first roller 3, the second roller 4, and the third roller 5 to rotate synchronously; Glue that can adhere to the film is applied on the winding roller of the winding film, and the first motor drives the first gear to rotate. The rotation of the first gear will drive the sixth gear and the fifth gear to rotate. The rotation of the fifth gear will drive the connecting rod and the second gear on the third roller to rotate. The rotation of the connecting rod will drive the first belt and the second pulley to rotate. The rotation of the second pulley will drive the connecting rod on the first roller to rotate. The rotation of the second gear will drive the second belt and the first pulley to rotate. The rotation of the first pulley will drive the connecting rod on the second roller to rotate, so that the first roller, the second roller and the third roller can be rotated.

[0019] The first transmission mechanism comprises a sixth gear 16, a fourth gear 17 and a fourth pulley 18. The sixth gear 16 meshing with the first gear 14 is rotatably mounted on the outer wall of the support plate 1. The fourth gear 17 meshing with the third gear 9 is fixedly mounted on one end of a rotating shaft 19. The rotating shaft 19 is rotatably mounted between the inner walls of a bearing seat 20, and the bearing seat 20 is fixedly mounted on the top of the side plate 2. The fourth pulley 18 is fixedly mounted on the side of the sixth gear 16 opposite to the support plate 1 and the other end of the rotating shaft 19, and the two fourth pulleys 18 are connected by a fourth belt 21.

[0020] The above-mentioned second transmission mechanism includes a first pulley 22, a second pulley 23 and a second gear 24. The first pulley 22 is fixedly installed on the outer wall of the connecting rod 6 of the first roller 3 and the third roller 5, and the two first pulleys 22 are connected by a second belt 25. The second gear 24 meshing with the fifth gear 15 is rotatably installed on the outer wall of the support plate 1, and the second pulley 23 is fixedly installed on the connecting rod 6 of the second roller 4 on the side of the second gear 24 opposite to the support plate 1, and the two second pulleys 23 are connected by a first belt 26.

[0021] The first gear 14 has the same number of teeth as the sixth gear 16 and the fifth gear 15 .

[0022] The above-mentioned moving mechanism further includes a U-shaped frame 27, a slider 28, a screw rod 29 and a second motor 30. The pressure roller 7 is rotatably installed between the two ends of the U-shaped frame 27. The sliders 28 are fixedly installed on the opposite sides of the U-shaped frame 27. The sliders 28 are sleeved on the circumferential outer wall of the screw rod 29. The screw rod 29 is rotatably installed on the inner side of the support plate 1, and one end of the two screw rods 29 is respectively installed with a third pulley 31. The two third pulleys 31 are connected by a third belt 32, and the other end of one of the screw rods 29 is fixedly connected to the output shaft of the second motor 30. On the basis of adjusting the position of the pressure roller 7, it can adapt to the lamination requirements of different films, expand the application range of the device, and improve the stability of the pressure roller 7.

[0023] A support plate 34 is fixedly mounted on the inner wall of the support plate 1 and close to the end of the slide groove 33 , and the screw rod 29 is rotatably connected to the two support plates 34 .

[0024] The cutter 11 is mounted on the bottom of a connecting plate 35 , and the connecting plate 35 is fixedly connected to the movable end of the electric telescopic rod 12 .

[0025] The axis of the pressing roller 7 and the axis of the third rotating roller 5 are located in the same horizontal plane.

[0026] Embodiment 2: A film processing device, comprising: a support plate 1, a first rotating roller 3, a second rotating roller 4 and a third rotating roller 5 which are parallel to each other and are horizontally rotatably connected between two symmetrically arranged support plates 1, a connecting rod 6 for rotatably connecting with the support plate 1 is arranged at both ends of the first rotating roller 3, the second rotating roller 4 and the third rotating roller 5, the second rotating roller 4 is arranged between the first rotating roller 3 and the third rotating roller 5, and the axis of the first rotating roller 3 and the axis of the third rotating roller 5 are located in the same horizontal plane, a pressing roller 7 is arranged below the second rotating roller 4 and parallel to the first rotating roller 3, and the pressing roller 7 is rotatably mounted on the top of a moving mechanism; A side plate 2 is fixedly installed at one end of one of the support plates 1 close to the third rotating roller 4, a rotating disc 8 is rotatably installed on one side of the side plate 2, a plurality of third gears 9 are rotatably installed on the side of the rotating disc 8 opposite to the side plate 2 and along the circumferential direction thereof, the third gears 9 are fixedly connected with a round roller 10 for winding up the film, a cutting knife 11 is arranged above the side plate 2 and parallel to the round roller 10, and an electric telescopic rod 12 is arranged between the cutting knife 11 and the side plate 2; A first motor 13 is provided on the outer wall of the support plate 1, and a first gear 14 is mounted on the output shaft of the first motor 13. A first transmission mechanism for driving the third gear 9 to rotate is provided between the first gear 14 and the third gear 9. A fifth gear 15 meshingly connected to the first gear 14 is fixedly mounted on the connecting rod 6 of the third roller 5, and a second transmission mechanism is provided between the connecting rods 6 of the first roller 3, the second roller 4, and the third roller 5, for driving the first roller 3, the second roller 4, and the third roller 5 to rotate synchronously; Through the cooperation of the first transmission mechanism and the second transmission mechanism, the synchronization of transmission between the round roller used for winding and the first roller, the second roller and the third roller is improved, thereby effectively reducing the situation where the film is overly tight or too loose during the transmission process, greatly improving the stability of film transmission and ensuring product quality.

[0027] The first transmission mechanism comprises a sixth gear 16, a fourth gear 17 and a fourth pulley 18. The sixth gear 16 meshing with the first gear 14 is rotatably mounted on the outer wall of the support plate 1. The fourth gear 17 meshing with the third gear 9 is fixedly mounted on one end of a rotating shaft 19. The rotating shaft 19 is rotatably mounted between the inner walls of a bearing seat 20, and the bearing seat 20 is fixedly mounted on the top of the side plate 2. The fourth pulley 18 is fixedly mounted on the side of the sixth gear 16 opposite to the support plate 1 and the other end of the rotating shaft 19, and the two fourth pulleys 18 are connected by a fourth belt 21. When the film is being rolled up, the rotation of the sixth gear will drive the fourth belt and the fourth pulley to rotate, the rotation of the fourth pulley will drive the rotating shaft to rotate, the rotation of the rotating shaft will drive the fourth gear to rotate, the fourth gear will drive the third gear meshing with it to rotate, at this time the other three third gears will not rotate, the rotation of the third gear will drive the corresponding round roller to rotate; The above-mentioned second transmission mechanism includes a first pulley 22, a second pulley 23 and a second gear 24. The first pulley 22 is fixedly installed on the outer wall of the connecting rod 6 of the first roller 3 and the third roller 5, and the two first pulleys 22 are connected by a second belt 25. The second gear 24 meshing with the fifth gear 15 is rotatably installed on the outer wall of the support plate 1, and the second pulley 23 is fixedly installed on the connecting rod 6 of the second roller 4 on the side of the second gear 24 opposite to the support plate 1, and the two second pulleys 23 are connected by a first belt 26.

[0028] The film is then rolled up and the winding roller is rotated to move the film to the next position and the film is cut off when the film is wound up.

[0029] The above-mentioned moving mechanism further includes a U-shaped frame 27, a slider 28, a screw rod 29 and a second motor 30. The pressure roller 7 is rotatably installed between the two ends of the U-shaped frame 27. The sliders 28 are fixedly installed on the opposite sides of the U-shaped frame 27. The sliders 28 are sleeved on the circumferential outer wall of the screw rod 29. The screw rod 29 is rotatably installed on the inner side of the support plate 1, and one end of the two screw rods 29 is respectively installed with a third pulley 31. The two third pulleys 31 are connected by a third belt 32, and the other end of one of the screw rods 29 is fixedly connected to the output shaft of the second motor 30. On the basis of adjusting the position of the pressure roller 7, it can adapt to the lamination requirements of different films, expand the application range of the device, and improve the stability of the pressure roller 7.

[0030] The surfaces of the opposite sides of the support plate 1 are respectively provided with a sliding groove 33 for the sliding block 28 to be slidably connected, and the screw rod 29 is arranged parallel to the sliding groove 33 .

[0031] The cutter 11 is mounted on the bottom of a connecting plate 35 , and the connecting plate 35 is fixedly connected to the movable end of the electric telescopic rod 12 .

[0032] The third gear 9 and the fourth gear 17 have the same number of teeth.

[0033] The fifth gear 15 and the second gear 24 have the same number of teeth.

[0034] The working principle is: When in use, glue that can adhere to the film is applied on the winding roller of the winding film, and the first gear is driven to rotate by the first motor. The rotation of the first gear will drive the sixth gear and the fifth gear to rotate. The rotation of the fifth gear will drive the connecting rod and the second gear on the third roller to rotate. The rotation of the connecting rod will drive the first belt and the second pulley to rotate. The rotation of the second pulley will drive the connecting rod on the first roller to rotate. The rotation of the second gear will drive the second belt and the first pulley to rotate. The rotation of the first pulley will drive the connecting rod on the second roller to rotate, so that the first roller, the second roller and the third roller can be rotated; When the film is being rolled up, the rotation of the sixth gear will drive the fourth belt and the fourth pulley to rotate, the rotation of the fourth pulley will drive the rotating shaft to rotate, the rotation of the rotating shaft will drive the fourth gear to rotate, and the fourth gear will drive the third gear meshed with it to rotate. At this time, the other three third gears do not rotate, and the rotation of the third gear will drive the corresponding round roller to rotate, and further drive the winding roller thereon to rotate to roll up the film. When the film on the round roller is rolled up, the rotation of the turntable will drive the four third gears and the four round rollers to rotate, so that the rolled up winding roller can be turned away, and the winding roller of the film to be rolled up is rotated to the winding position just above, and the movement of the electric telescopic rod will drive the connection plate to rise and fall, and the lifting of the connection plate will drive the cutting knife to rise and fall, so that the film can be cut off during switching, so that the end of the film adheres to the winding roller of the film to be rolled up, and the film can be rolled up and down in sequence, and the film can be continuously rolled up, and the new winding roller can be replaced when the rolled up winding roller rotates to the side.

[0035] When the above-mentioned film processing device is used, the synchronization of transmission between the round roller used for winding and the first roller, the second roller and the third roller is improved through the cooperation of the first transmission mechanism and the second transmission mechanism, thereby effectively reducing the situation where the film is excessively tight or too loose during the transmission process, and improving the winding quality; in addition, the fourth gear can drive the third gear to rotate and drive the round roller to rotate to wind the film, and when the winding is completed, the film can be cut by a cutter, and then the turntable can be rotated to allow the next empty round roller to continue winding, thereby realizing non-stop winding of the equipment and disassembly of the roll, thereby greatly improving the overall production efficiency.

[0036] The above embodiments are only for illustrating the technical concept and features of the present invention, and their purpose is to enable people familiar with the technology to understand the content of the present invention and implement it accordingly, and they cannot be used to limit the protection scope of the present invention. Any equivalent changes or modifications made according to the spirit of the present invention should be included in the protection scope of the present invention.

Claims

1. A thin film processing device, comprising: A support plate (1), characterized in that: a first rotating roller (3), a second rotating roller (4) and a third rotating roller (5) which are parallel to each other are horizontally rotatably connected between two symmetrically arranged support plates (1); both ends of the first rotating roller (3), the second rotating roller (4) and the third rotating roller (5) are provided with a connecting rod (6) for rotatably connecting with the support plate (1); the second rotating roller (4) is arranged between the first rotating roller (3) and the third rotating roller (5); the axis of the first rotating roller (3) and the axis of the third rotating roller (5) are located in the same horizontal plane; a pressing roller (7) is arranged below the second rotating roller (4) and parallel to the first rotating roller (3); the pressing roller (7) is rotatably mounted on the top of a moving mechanism; A side plate (2) is fixedly mounted on one end of one of the support plates (1) close to the third rotating roller (4); a rotating disc (8) is rotatably mounted on one side of the side plate (2); a plurality of third gears (9) are rotatably mounted on the side of the rotating disc (8) opposite to the side plate (2) and along the circumference thereof; the third gears (9) are fixedly connected to a round roller (10) for winding a film; a cutting knife (11) is disposed above the side plate (2) and parallel to the round roller (10); and an electric telescopic rod (12) is disposed between the cutting knife (11) and the side plate (2); A first motor (13) is arranged on the outer wall of the support plate (1), a first gear (14) is sleeved on the output shaft of the first motor (13), a first transmission mechanism for driving the third gear (9) to rotate is arranged between the first gear (14) and the third gear (9), a fifth gear (15) meshingly connected to the first gear (14) is fixedly sleeved on the connecting rod (6) of the third roller (5), and a second transmission mechanism for driving the first roller (3), the second roller (4) and the third roller (5) to rotate synchronously is arranged between the connecting rods (6) of the first roller (3), the second roller (4) and the third roller (5).

2. The thin film processing device according to claim 1, characterized in that: The first transmission mechanism comprises a sixth gear (16), a fourth gear (17) and a fourth pulley (18); the sixth gear (16) meshing with the first gear (14) is rotatably mounted on the outer wall of the support plate (1); the fourth gear (17) meshing with the third gear (9) is fixedly mounted on one end of a rotating shaft (19); the rotating shaft (19) is rotatably mounted between the inner walls of a bearing seat (20); and the bearing seat (20) is fixedly mounted on the top of the side plate (2); a fourth pulley (18) is fixedly mounted on one side of the sixth gear (16) opposite to the support plate (1) and on the other end of the rotating shaft (19); and the two fourth pulleys (18) are connected in transmission via a fourth belt (21).

3. The thin film processing device according to claim 1 or 2, characterized in that: The second transmission mechanism comprises a first pulley (22), a second pulley (23) and a second gear (24); the first pulley (22) is fixedly mounted on the outer wall of the connecting rod (6) of the first rotating roller (3) and the third rotating roller (5), and the two first pulleys (22) are connected to each other by a second belt (25); the second gear (24) meshingly connected with the fifth gear (15) is rotatably mounted on the outer wall of the support plate (1), and the second pulley (23) is fixedly mounted on the connecting rod (6) of the second rotating roller (4) on the side of the second gear (24) opposite to the support plate (1), and the two second pulleys (23) are connected to each other by a first belt (26).

4. The thin film processing device according to claim 3, characterized in that: The first gear (14) has the same number of teeth as the sixth gear (16) and the fifth gear (15).

5. The thin film processing device according to claim 3, characterized in that: The moving mechanism further comprises a U-shaped frame (27), a slider (28), a screw rod (29) and a second motor (30); the pressure roller (7) is rotatably mounted between the two ends of the U-shaped frame (27); the sliders (28) are fixedly mounted on opposite sides of the U-shaped frame (27); the sliders (28) are sleeved on the circumferential outer wall of the screw rod (29); the screw rod (29) is rotatably mounted on the inner side of the support plate (1); one end of each of the two screw rods (29) is mounted with a third pulley (31); the two third pulleys (31) are connected to each other by a third belt (32); and the other end of one of the screw rods (29) is fixedly connected to the output shaft of the second motor (30).

6. The thin film processing device according to claim 5, characterized in that: A sliding groove (33) for sliding connection of the sliding block (28) is respectively provided on the surface of the opposite side of the support plate (1), and the screw rod (29) is arranged parallel to the sliding groove (33).

7. The thin film processing device according to claim 6, characterized in that: A support plate (34) is fixedly mounted on the inner wall of the support plate (1) and close to the end of the slide groove (33), and the screw rod (29) is rotatably connected to the two support plates (34).

8. The thin film processing device according to claim 1, characterized in that: The cutter (11) is mounted on the bottom of a connecting plate (35), and the connecting plate (35) is fixedly connected to the movable end of the electric telescopic rod (12).

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