Leveling device for plastic film production

Abstract

The utility model relates to the technical field of plastic film production, and discloses a leveling device for plastic film production, which comprises a base, the left side of the top end of the base is fixedly connected with a fixed frame, the front side and the rear side of the inner wall of the fixed frame are both slidably connected with sliding blocks, and the opposite ends of the sliding blocks are rotatably connected with a plurality of guide rollers. The inner walls of the sliding blocks are in threaded connection with first threaded rods, the first threaded rods are connected through a transmission assembly, a first motor is fixedly connected to the front side of the top end of the fixing frame, connecting plates are fixedly connected to the front portion and the rear portion of the right side of the top end of the base, and adjusting assemblies are arranged on the opposite sides of the inner walls of the connecting plates. And rotating seats are rotationally connected to the opposite sides of the inner walls of the connecting plates. According to the plastic film winding device, a worker can conveniently detach the winding roller from the connecting plate, a wound plastic film can be conveniently collected and stored, and the situation that the production efficiency is reduced due to the fact that frequent shutdown and operation time increase are caused in the production process is avoided.

Description

Technical Field

[0001] The utility model relates to the technical field of plastic film production, in particular to a flattening device for plastic film production. Background Art

[0002] Due to its characteristics such as light weight, durability, waterproofness and isolation, plastic film plays an important role in modern life and industrial production. The flattening device plays a crucial role in plastic film production, which can improve production efficiency, ensure the quality stability of the final product, and meet the production requirements of different needs.

[0003] After retrieval, a flattening device for plastic film production with the publication number CN220702784U includes a workbench, a unwind roller frame, a positioning frame and a fixing frame installed on the top of the workbench. A heatable flattening cylinder is rotatably arranged on the top of the positioning frame. Installation frames are connected to the top of the workbench on both sides of the positioning frame. A lifting component is arranged on the top of the installation frame. The lifting component includes a moving block. One end of the moving block is connected with a buffer component. The buffer component includes a limiting frame. A flattening roller is rotatably connected to the bottom of the limiting frame. An air outlet pipe is arranged on one side of the flattening roller. The surface of the fixing frame is connected with a flattening roller through a connecting rod of a pressing component; the utility model can adjust the tension of the plastic film according to the actual flattening situation of different plastic films during the flattening process, adjust the tension of the plastic film during flattening, so as to ensure the flattening quality;

[0004] Based on the above patent, through the setting of structures such as installation frames, lifting components, buffer components and pressing components, the driving motor drives the lead screw, so that the moving block moves up and down. The position of the connected flattening roller can be adjusted according to different films. Cooperating with the compression spring inside the limiting frame, it is ensured that the flattening roller is pressed against the surface of the flattening cylinder without jamming, playing a buffering effect, so that the plastic film is always in a suitable tension state, improving the flatness of the film; through the cooperation of the connecting rod and the tension spring, the flattening roller can press the film tightly against the surface of the winding roller to ensure the winding effect. However, after the plastic film is wound on the winding roller, the winding roller needs to be disassembled to store the plastic film. However, this device is not convenient to disassemble the winding roller, not convenient to store the plastic film, and affects the work efficiency;

[0005] In view of this technical problem, this application proposes a flattening device for plastic film production. Summary of the Utility Model

[0006] The purpose of the present utility model is to solve the disadvantages existing in the prior art, and a leveling device for plastic film production is proposed, which facilitates workers to disassemble the winding roller from the connecting plate, facilitates the collection and storage of the wound plastic film, avoids frequent shutdowns and increased operation time during the production process, and thus reduces production efficiency.

[0007] To achieve the above object, the present utility model provides the following technical solutions:

[0008] A leveling device for plastic film production, including a base, a fixed frame is fixedly connected to the left side of the top of the base, both the front and rear sides of the inner wall of the fixed frame are slidably connected with sliders, a plurality of guide rollers are rotatably connected to the opposite ends of the sliders, the inner walls of the sliders are all threadedly connected with first threaded rods, the first threaded rods are connected to each other through a transmission component, a first motor is fixedly connected to the front side of the top of the fixed frame, connecting plates are fixedly connected to both the front and rear parts on the right side of the top of the base, adjustment components are arranged on the opposite sides of the inner walls of the connecting plates, rotating seats are rotatably connected to the opposite sides of the inner walls of the connecting plates, winding rollers are arranged in the inner walls of the rotating seats through disassembly components, fixing plates are fixedly connected to both the front and rear parts in the middle of the top of the base, and a plurality of leveling rollers are fixedly connected to the opposite ends of the fixing plates.

[0009] Furthermore, the transmission component includes pulley wheels fixedly connected to the tops of the first threaded rods, the pulley wheels are connected to each other through a belt, the tops of the pulley wheels are respectively rotatably connected to the front and rear parts on the lower side of the inner wall of the fixed frame, and the top of the front pulley wheel is fixedly connected to the driving end of the first motor.

[0010] Furthermore, the adjustment component includes torsion springs fixedly connected to the opposite sides of the inner walls of the connecting plates, rotating plates are fixedly connected to the opposite ends of the torsion springs, connecting rods are fixedly connected to the opposite ends of the rotating plates, and stretching rollers are fixedly connected to the opposite ends of the connecting rods.

[0011] Furthermore, the outer walls of the rotating plates are respectively rotatably connected to the inner walls of the connecting plates.

[0012] Furthermore, the disassembly component includes second motors fixedly connected to the opposite sides of the inner walls of the rotating seats, tooth rings are fixedly connected to the driving ends of the second motors, gears are meshed with the opposite sides of the outer walls of the tooth rings at the front, rear, left, and right sides, second threaded rods are fixedly connected to the opposite ends of the gears, clamping rods are threadedly connected to the outer walls of the second threaded rods, connecting blocks are fixedly connected to both the front and rear ends of the winding roller, and clamping grooves are opened at both the left and right ends of the connecting block.

[0013] Furthermore, the opposite ends of the tooth rings are respectively rotatably connected to the opposite sides of the inner walls of the rotating seats, and the opposite ends of the second threaded rods are respectively rotatably connected to the opposite sides of the inner walls of the rotating seats.

[0014] Further, the opposite ends of the clamping rods are respectively slidably connected to the front and rear parts of the opposite sides of the inner wall of the rotating seat. The outer walls of the clamping rods are arranged on the inner walls of the clamping grooves, and the shapes of the clamping rods are adapted to the clamping grooves.

[0015] Further, a motor is fixedly connected to the rear end of the rear connecting plate. The driving end of the motor penetrates through the inner wall of the rear connecting plate and is fixedly connected to the rear end of the rear rotating seat. A controller is fixedly connected to the front end of the base. The controller is electrically connected to the first motor, the second motor, and the motor.

[0016] The utility model has the following beneficial effects:

[0017] 1. In the utility model, through the cooperation among the connecting plate, the rotating seat, the second motor, the toothed ring, the gear, the second threaded rod, the clamping rod, the connecting block, the clamping groove, and the winding roller, it is convenient for workers to disassemble the winding roller from the connecting plate, facilitating the collection and storage of the wound plastic film, avoiding frequent shutdowns and increased operation time during the production process, and thus reducing the production efficiency.

[0018] 2. In the utility model, through the cooperation among the fixed frame, the first motor, the pulley, the first threaded rod, the slider, the guiding roller, the torsion spring, the rotating plate, the connecting rod, and the stretching roller, the tension can be adjusted according to different plastic films, enabling the plastic film to remain taut before and after leveling, improving the flatness of the film, and ensuring the winding effect. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] Figure 1 is a plan view of a leveling device for plastic film production proposed by the utility model;

[0020] Figure 2 is a cross-sectional view of the fixed frame of a leveling device for plastic film production proposed by the utility model;

[0021] Figure 3 is a cross-sectional view of the connecting plate of a leveling device for plastic film production proposed by the utility model;

[0022] Figure 4 is a cross-sectional view of the collecting roller of a leveling device for plastic film production proposed by the utility model;

[0023] Figure 5 is a front cross-sectional view of the rotating seat of a leveling device for plastic film production proposed by the utility model.

[0024] Legend Explanation:

[0025] 1. Base; 2. Controller; 3. Fixed frame; 4. First motor; 5. Pulley; 6. First threaded rod; 7. Slide block; 8. Guide roller; 9. Fixed plate; 10. Flattening roller; 11. Connecting plate; 12. Torsion spring; 13. Rotating plate; 14. Connecting rod; 15. Tension roller; 16. Rotating seat; 17. Second motor; 18. Tooth ring; 19. Gear; 20. Second threaded rod; 21. Clamping rod; 22. Connecting block; 23. Card slot; 24. Winding roller. Detailed implementation manner

[0026] Next, the technical solutions in the embodiments of the present invention will be clearly and completely described in conjunction with the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only a part of the embodiments of the present invention, rather than all the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by those of ordinary skill in the art without creative efforts shall fall within the protection scope of the present invention.

[0027] Refer to Figure 1 , Figure 2 and Figure 3 As shown, an embodiment provided by the present invention: A flattening device for plastic film production, including a base 1, a fixed frame 3 is fixedly connected to the left side of the top of the base 1, both the front and rear sides of the inner wall of the fixed frame 3 are slidably connected with slide blocks 7, a plurality of guide rollers 8 are rotatably connected to the opposite ends of the slide blocks 7, the inner walls of the slide blocks 7 are all threadedly connected with first threaded rods 6, a first motor 4 is fixedly connected to the front side of the top of the fixed frame 3, connecting plates 11 are fixedly connected to both the front and rear parts on the right side of the top of the base 1, rotating seats 16 are rotatably connected to the opposite sides of the inner walls of the connecting plates 11, fixed plates 9 are fixedly connected to both the front and rear parts in the middle of the top of the base 1, and a plurality of flattening rollers 10 are fixedly connected to the opposite ends of the fixed plates 9. The pulleys 5 are connected by a belt, the tops of the pulleys 5 are respectively rotatably connected to the front and rear parts of the lower side of the inner wall of the fixed frame 3, and the top of the front pulley 5 is fixedly connected to the driving end of the first motor 4. The opposite ends of the torsion springs 12 are fixedly connected with rotating plates 13, the opposite ends of the rotating plates 13 are fixedly connected with connecting rods 14, the opposite ends of the connecting rods 14 are fixedly connected with tension rollers 15, and the outer walls of the rotating plates 13 are respectively rotatably connected to the inner walls of the connecting plates 11.

[0028] Specifically, pass the plastic film through the middle of the guiding roller 8 and the flattening roller 10, wind it onto the winding roller 24 through the stretching roller 15, then start the first motor 4 through the controller 2. The first motor 4 drives the pulley 5 and the first threaded rod 6 to rotate. The first threaded rod 6 drives the slider 7 to move, and at the same time drives the guiding roller 8 to move, adjusting the distance between the guiding roller 8 and the flattening roller 10 to tighten the plastic film. At the same time, the torsion spring 12 drives the rotating plate 13, the connecting rod 14 and the stretching roller 15 to rotate, so that the plastic film remains tightened when being wound. After the adjustment is completed, start the motor through the controller 2 to drive the rotating seat 16 and the winding roller 24 to rotate, so that the plastic film passes through the flattening roller 10 for flattening and then is wound onto the winding roller 24. The tension can be adjusted according to different plastic films, so that the plastic film remains in a tensioned state before and after flattening, improving the flatness of the film and ensuring the winding effect.

[0029] Refer to Figure 1 、 Figure 4 and Figure 5 As shown in, the driving ends of the second motors 17 are fixedly connected with toothed rings 18. The outer walls of the toothed rings 18 are meshed with gears 19 on the front and rear sides of the opposite sides. The opposite ends of the gears 19 are fixedly connected with second threaded rods 20. The outer walls of the second threaded rods 20 are threadedly connected with clamping rods 21. Both ends of the front and rear of the winding roller 24 are fixedly connected with connecting blocks 22. Slots 23 are opened at the left and right ends of the connecting blocks 22. The opposite ends of the toothed rings 18 are respectively rotatably connected to the opposite sides of the inner wall of the rotating seat 16. The opposite ends of the second threaded rods 20 are respectively rotatably connected to the opposite sides of the inner wall of the rotating seat 16. The opposite ends of the clamping rods 21 are respectively slidably connected to the front and rear parts of the opposite sides of the inner wall of the rotating seat 16. The outer walls of the clamping rods 21 are arranged inside the slots 23. The shape of the clamping rod 21 fits the slot 23. The rear end of the rear connecting plate 11 is fixedly connected with a motor. The driving end of the motor penetrates through the inner wall of the rear connecting plate 11 and is fixedly connected to the rear end of the rear rotating seat 16. The front end of the base 1 is fixedly connected with a controller 2. The controller 2 is electrically connected to the first motor 4, the second motor 17 and the motor.

[0030] Specifically, after the winding is completed, the worker can start the second motor 17 through the controller 2. The second motor 17 drives the toothed ring 18, the gear 19, and the second threaded rod 20 to rotate. The second threaded rod 20 drives the clamping rod 21 to slide outward, takes the clamping rod 21 out of the clamping groove 23, releases the limit on the connecting block 22, and then the winding roller 24 can be taken out upward. The wound winding roller 24 can be stored. During installation, first insert the connecting blocks 22 at both ends into the rotating seat 16, and control the second motor 17 to reverse, driving the clamping rod 21 to slide inward, and snap the clamping rod 21 into the clamping groove 23 to limit the connecting block 22, then the installation can be completed. This facilitates the worker to disassemble the winding roller 24 from the connecting plate 11, facilitates the collection and storage of the wound plastic film, avoids frequent shutdowns and increased operation time during the production process, and thus reduces production efficiency.

[0031] Working principle: First, pass the plastic film through the middle of the guiding roller 8 and the flattening roller 10, and wind it onto the winding roller 24 through the stretching roller 15. Then, start the first motor 4 through the controller 2. The first motor 4 drives the front pulley 5 to rotate. The front pulley 5 drives the rear pulley 5 to rotate synchronously through the belt. The pulley 5 drives the first threaded rod 6 to rotate. The first threaded rod 6 drives the slider 7 to move and simultaneously drives the guiding roller 8 to move, adjusting the distance between the guiding roller 8 and the flattening roller 10 to tighten the plastic film. At the same time, the torsion spring 12 drives the rotating plate 13, the connecting rod 14, and the stretching roller 15 to rotate, so that the plastic film remains tightened when being wound. After the adjustment is completed, start the motor through the controller 2 to drive the rotating seat 16 and the winding roller 24 to rotate, so that the plastic film passes through the flattening roller 10 for flattening and then is wound onto the winding roller 24. After the winding is completed, the worker can start the second motor 17 through the controller 2. The second motor 17 drives the toothed ring 18 to rotate. The toothed ring 18 drives the gear 19 to rotate. The gear 19 drives the second threaded rod 20 to rotate. The second threaded rod 20 drives the clamping rod 21 to slide outward, takes the clamping rod 21 out of the clamping groove 23, releases the limit on the connecting block 22, and then the winding roller 24 can be taken out upward. The wound winding roller 24 can be stored. During installation, first insert the connecting blocks 22 at both ends into the rotating seat 16, and control the second motor 17 to reverse, driving the clamping rod 21 to slide inward, and snap the clamping rod 21 into the clamping groove 23 to limit the connecting block 22, then the installation can be completed.

[0032] Finally, it should be noted that the above are only the preferred embodiments of the present invention and are not used to limit the present invention. Although the present invention 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 invention shall be included in the protection scope of the present invention.

Claims

1. A flattening device for plastic film production, comprising a base (1), characterized in that: The top left side of the base (1) is fixedly connected with a fixed frame (3), the front and rear sides of the inner wall of the fixed frame (3) are slidably connected with sliders (7), the slider (7) is rotatably connected with a plurality of guide rollers (8) at one opposite end, the inner wall of the slider (7) is threadedly connected with a first threaded rod (6), the first threaded rods (6) are connected via a transmission assembly, the front side of the top of the fixed frame (3) is fixedly connected with a first motor (4), the front and rear parts of the top right side of the base (1) are fixedly connected with a connecting plate (11), the opposite side of the inner wall of the connecting plate (11) is provided with an adjustment assembly, the opposite side of the inner wall of the connecting plate (11) is rotatably connected with a rotating seat (16), the inner wall of the rotating seat (16) is provided with a winding roller (24) via a disassembly assembly, the front and rear parts of the top middle side of the base (1) are fixedly connected with a fixed plate (9), the opposite end of the fixed plate (9) is fixedly connected with a plurality of leveling rollers (10).

2. A flattening device for plastic film production according to claim 1, characterized in that: The transmission assembly comprises pulleys (5) fixedly connected to the top of the first threaded rod (6), the pulleys (5) being connected to each other via belts, the tops of the pulleys (5) being rotatably connected to the front and rear parts of the lower side of the inner wall of the fixed frame (3), and the top of the front pulley (5) being fixedly connected to the driving end of the first motor (4).

3. A flattening device for plastic film production according to claim 1, characterized in that: The adjustment assembly comprises a torsion spring (12) fixedly connected to the opposite side of the inner wall of the connecting plate (11), the opposite end of the torsion spring (12) is fixedly connected to a rotating plate (13), the opposite end of the rotating plate (13) is fixedly connected to a connecting rod (14), and the opposite end of the connecting rod (14) is fixedly connected to a stretching roller (15).

4. A flattening device for plastic film production according to claim 3, characterized in that: The outer walls of the rotating plates (13) are rotatably connected to the inner walls of the connecting plates (11).

5. The flattening device for plastic film production according to claim 1, characterized in that: The disassembly assembly comprises a second motor (17) fixedly connected to the inner wall of the rotating seat (16) on one side opposite to the second motor (17), a gear ring (18) fixedly connected to the driving end of the second motor (17), a gear (19) meshingly connected to the front and rear sides of the outer wall of the gear ring (18) on one side opposite to the second motor (17), a second threaded rod (20) fixedly connected to the opposite end of the gear (19), a clamping rod (21) threadedly connected to the outer wall of the second threaded rod (20), a connecting block (22) fixedly connected to the front and rear ends of the winding roller (24), and a clamping groove (23) is provided at both left and right ends of the connecting block (22).

6. A flattening device for plastic film production according to claim 5, characterized in that: The opposite end of the gear ring (18) is rotatably connected to the opposite side of the inner wall of the rotating seat (16), and the opposite end of the second threaded rod (20) is rotatably connected to the opposite side of the inner wall of the rotating seat (16).

7. A flattening device for plastic film production according to claim 5, characterized in that: The opposite ends of the clamping rod (21) are respectively slidably connected to the front and rear parts of the inner wall of the rotating seat (16) on the opposite side, and the outer wall of the clamping rod (21) is arranged on the inner wall of the clamping groove (23), and the shape of the clamping rod (21) is matched with the clamping groove (23).

8. A flattening device for plastic film production according to claim 1, characterized in that: A motor is fixedly connected to the rear end of the rear connecting plate (11); a driving end of the motor penetrates the inner wall of the rear connecting plate (11) and is fixedly connected to the rear end of the rear rotating seat (16); a controller (2) is fixedly connected to the front end of the base (1); and the controller (2) is electrically connected to the first motor (4), the second motor (17) and the motor.

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