Anti-offset cutting device for PE composite film processing

By introducing a motor-driven lead screw and clamping mechanism into the cutting device, the problem of composite film shifting during the cutting process was solved, achieving cutting stability and neatness.

CN223719621UActive Publication Date: 2025-12-26JINAN BAISE ELECTRONIC TECHNOLOGY CO LTD
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Patent Information

Application Number
CN202520168145.6
Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Filing Date
2025-01-24
Publication Date
2025-12-26
Estimated Expiration
2035-01-24

AI Technical Summary

Technical Problem

The existing cutting device cannot stabilize the position of the composite film under the force of the cutting blades, causing the composite film to shift and affecting the neatness of the cutting.

Method used

The design includes a worktable, a slotted plate, a support frame, a guide rod, a moving frame, and a clamping mechanism. The moving frame is moved by a motor-driven lead screw, and the combination of a miniature cylinder and clamping blocks achieves stable clamping and traction of the composite membrane, preventing deviation.

Benefits of technology

This effectively prevents the composite film from shifting during the cutting process, ensuring the neatness and precision of the cut.

✦ Generated by Eureka AI based on patent content.

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Abstract

The utility model provides an anti-excursion cutting device for PE composite film processing, and relates to the technical field of PE composite film processing, the anti-excursion cutting device comprises a workbench, a cutter groove plate, a support frame, a guide rod, a moving frame and an insertion block, the top of the support frame is provided with a cutting mechanism, and the two sides of the moving frame are symmetrically provided with clamping mechanisms; a moving mechanism is arranged on the front face of the workbench. The motor can drive the lead screw to rotate on the front face of the cutter groove plate, when the lead screw rotates forwards and backwards, the movable frame can be driven to do linear reciprocating motion, the micro air cylinder can drive the clamping block to rotate clockwise and anticlockwise with the rotating shaft as the circle center through the connecting arm, and therefore one end of the clamping block is driven to rotate downwards, and the clamping block and the inserting block are matched to clamp one end of a PE composite film. When the moving frame moves, one end of the PE composite film can be dragged to move to the preset length, at the moment, a self-locking device on an external winding roller is automatic, the PE composite film is in a tightened state, and when the cutting mechanism cuts the PE composite film, the PE composite film can be prevented from deviating.
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Description

TECHNICAL FIELD

[0001] The utility model relates to PE composite film technical field especially relates to a kind of cutting device for PE composite film processing with preventable deviation. BACKGROUND

[0002] PE composite film is a kind of high-performance packaging material, which is composed of polyethylene (PE) and other materials, and has excellent physical and chemical properties. This film has excellent waterproof and moisture-proof properties, can effectively protect the contents from moisture erosion, and at the same time, PE composite film also has good weather resistance and chemical resistance, can maintain its stability and integrity in various harsh environments, and its flexibility and processability make it easy to adapt to various packaging needs, widely used in food, medicine, agriculture and industry, etc.

[0003] The composite film on the winding roller needs to be wound into multiple composite film tubes, so as to divide the large composite film tube into several smaller ones for storage, transportation and sale. In the process of division, a cutting device is used to cut the composite film. However, the existing cutting device cannot stabilize the position of the composite film, causing the cutting knife to shift under the action of the cutting knife, thereby affecting the cutting neatness. Therefore, the utility model provides a cutting device for PE composite film processing with preventable deviation to solve the above problems. SUMMARY

[0004] To solve the problem of deviation of the composite film under the action of the cutting knife in the prior art, a cutting device for PE composite film processing with preventable deviation is provided.

[0005] To achieve the purpose of the utility model, the following technical solutions are used: a cutting device for PE composite film processing with preventable deviation, comprising a workbench, a knife groove plate, a support frame, a guide rod, a moving frame and a plug, the workbench is fixedly connected with a knife groove plate on one side, the top of the knife groove plate is fixedly connected with a support frame, the top of the support frame is provided with a cutting mechanism, the back of the workbench is fixedly connected with a guide rod, the outer side of the guide rod is slidably connected with a moving frame, the two sides of the moving frame are symmetrically provided with clamping mechanisms, and the front of the workbench is provided with a moving mechanism.

[0006] Further improvement lies in that the clamping mechanism comprises a plug, a clamping block, a rotating shaft, a micro-cylinder and a connecting arm, the top of the moving frame is fixedly connected with a plug, one end of the plug is hingedly connected with a clamping block through a rotating shaft, the bottom of the moving frame is hingedly connected with a micro-cylinder, the output end of the micro-cylinder is fixedly connected with a connecting arm, and the output end of the micro-cylinder is hingedly connected with one end of the clamping block through the connecting arm.

[0007] Further improvement lies in that the top of the knife groove plate is symmetrically provided with a groove, one end of the plug block is inserted into the interior of the groove, and the one end of the plug block is attached to the inner wall of the knife groove plate.

[0008] Further improvement lies in that the moving mechanism comprises a lead screw and a motor, the front surface of the workbench is rotationally connected with the lead screw, one side of the front surface of the workbench is fixedly installed with the motor, the output end of the motor is fixedly connected with one end of the lead screw, and one end of the lead screw penetrates through the side, away from the guide rod, of the moving frame and is threadedly connected with the guide rod.

[0009] Further improvement lies in that the cutting mechanism comprises a sliding block, a cutter, a lifting cylinder and a connecting seat, the interior of the supporting frame is provided with the cutter, and the two sides of the cutter are slidably connected with the two sides of the supporting frame through the two sliding blocks.

[0010] Further improvement lies in that the outer side of the knife groove plate is fixedly connected with an assembling rod, the two sides of the assembling rod are symmetrically provided with moving rods, the bottom end of the moving rod is fixedly connected with a limiting plate, and the top end of the moving rod is provided with an adjusting mechanism.

[0011] Further improvement lies in that the adjusting mechanism comprises a clamp cylinder and a fixing sleeve, the top end of the moving rod is fixedly connected with the clamp cylinder, the two ends of the assembling rod penetrate through the interiors of the two clamp cylinders, the outer side of the clamp cylinder is threadedly connected with the fixing sleeve, and the interior of the fixing sleeve is provided with a conical groove.

[0012] The motor can drive the lead screw to rotate on the front surface of the knife groove plate, the lead screw is threadedly matched with the moving frame, the guide rod limits the moving track of the moving frame, the lead screw can drive the moving frame to linear reciprocatingly move when the lead screw rotates in opposite directions, the micro air cylinder can drive the clamping block to rotate clockwise and counterclockwise with the rotating shaft as the center, thereby driving one end of the clamping block to rotate downwards, the clamping block and the plug block cooperate to clamp one end of the PE composite film, the moving frame can pull one end of the PE composite film to move to a preset length when the moving frame moves, the self-locking device on the external winding roller is automatic at this time, the PE composite film is in a taut state, and the cutting mechanism can avoid the PE composite film from deviating when cutting the PE composite film. BRIEF DESCRIPTION OF DRAWINGS

[0013] Figure 1 It is a front view of the utility model;

[0014] Figure 2 It is a front view of the utility model Figure 1 A local enlarged view;

[0015] Figure 3 It is a side view of the utility model;

[0016] Figure 4 It is a limiting plate assembly schematic view of the utility model.

[0017] 1, workbench; 2, knife groove plate; 3, support frame; 4, guide rod; 5, moving frame; 6, plug-in block; 7, clamping block; 8, rotating shaft; 9, micro-cylinder; 10, connecting arm; 11, lead screw; 12, motor; 13, sliding block; 14, cutter; 15, lifting cylinder; 16, connecting seat; 17, assembly rod; 18, moving rod; 19, limiting plate; 20, clamping cylinder; 21, fixed sleeve. DETAILED DESCRIPTION

[0018] In order to deepen the understanding of the utility model, the utility model will be further described in the following embodiment, and the embodiment is only used to explain the utility model, and does not constitute the limitation of the protection scope of the utility model.

[0019] According to Figure 1 , 2 , 3, 4, the embodiment proposes a cutting device capable of preventing deviation for PE composite film processing, which comprises a workbench 1, a knife groove plate 2, a support frame 3, a guide rod 4, a moving frame 5 and a plug-in block 6, one side of the workbench 1 is fixedly connected with the knife groove plate 2, the top of the knife groove plate 2 is fixedly connected with the support frame 3, the top of the support frame 3 is provided with a cutting mechanism, the back of the workbench 1 is fixedly connected with the guide rod 4, the outer side of the guide rod 4 is slidably connected with the moving frame 5, the two sides of the moving frame 5 are symmetrically provided with clamping mechanisms, the front of the workbench 1 is provided with a moving mechanism, one end of the PE composite film on the external winding roller is pulled to the top of the knife groove plate 2, the PE composite film is clamped through the clamping mechanism on the moving frame 5, the moving mechanism drives the moving frame 5 to move, the moving frame 5 pulls the PE composite film to the preset length, and at this time, the self-locking device on the external winding roller is automatic, the PE composite film is in a taut state, and the cutting mechanism can avoid deviation when cutting the PE composite film, so as to avoid affecting the cutting effect of the PE composite film.

[0020] The clamping mechanism comprises an insertion block 6, a clamping block 7, a rotating shaft 8, a micro-cylinder 9 and a connecting arm 10, the top of the moving frame 5 is fixedly connected with the insertion block 6 in a symmetrical manner, the insertion block 6 is hingedly connected with the clamping block 7 at one end through the rotating shaft 8, the bottom of the moving frame 5 is hingedly connected with the micro-cylinder 9 in a symmetrical manner, the output end of the micro-cylinder 9 is fixedly connected with the connecting arm 10, and the output end of the micro-cylinder 9 is hingedly connected with one end of the clamping block 7 through the connecting arm 10, when one end of the PE composite film is pulled to the top of the sipe plate 2, the one end of the PE composite film also rests on the insertion block 6, the micro-cylinder 9 can drive the clamping block 7 to rotate clockwise and counterclockwise with the rotating shaft 8 as the center through the connecting arm 10, so as to drive one end of the clamping block 7 to rotate downward, and the clamping block 7 cooperates with the insertion block 6 to clamp one end of the PE composite film, and then the moving frame 5 moves to pull one end of the PE composite film to move to a preset length, and at this time, the self-locking device on the external winding roller is automatic, the PE composite film is in a taut state, and the cutting mechanism can avoid the PE composite film from being deviated when cutting the PE composite film, and then the micro-cylinder 9 drives one end of the clamping block 7 to rotate upward through the connecting arm 10, so as to release one end of the PE composite film.

[0021] The top of the sipe plate 2 is symmetrically provided with a groove, one end of the insertion block 6 is inserted into the inside of the groove, and one end of the insertion block 6 is connected in a close fit manner with the inner wall of the sipe plate 2, the moving frame 5 drives the insertion block 6 to be reinserted into the groove in the sipe plate 2 after resetting, and at this time, the PE composite film is again attached to the top of one end of the insertion block 6.

[0022] The moving mechanism comprises a lead screw 11 and a motor 12, the front surface of the workbench 1 is rotationally connected with the lead screw 11, one side of the front surface of the workbench 1 is fixedly installed with the motor 12, the output end of the motor 12 is fixedly connected with one end of the lead screw 11, and one end of the lead screw 11 penetrates through one side of the moving frame 5 away from the guide rod 4 and is threadedly connected with the guide rod 4, the motor 12 can drive the lead screw 11 to rotate on the front surface of the sipe plate 2, the lead screw 11 is threadedly connected with the moving frame 5, and the guide rod 4 limits the moving track of the moving frame 5, when the lead screw 11 rotates forward and reversely, the moving frame 5 can move linearly and reciprocally, the moving frame 5 can drive the clamping mechanism to move linearly and reciprocally, so as to pull the PE composite film to move.

[0023] The cutting mechanism comprises a sliding block 13, a cutter 14, a lifting cylinder 15 and a connecting seat 16, the inside of the support frame 3 is provided with the cutter 14, the cutter 14 is slidably connected with the two sides of the support frame 3 through the two sliding blocks 13, respectively, after the one end of the PE composite film is pulled to move to a preset length, the lifting cylinder 15 drives the cutter 14 to move downward through the connecting seat 16, the bottom end of the cutter 14 penetrates into the inside of the sipe plate 2 and will be in contact with the PE composite film to cut the PE composite film automatically, and then the output end of the lifting cylinder 15 drives the cutter 14 to move upward and reset through the connecting seat 16.

[0024] The assembling rod 17 is symmetrically provided with a moving rod 18 at both sides, the bottom end of the moving rod 18 is fixedly connected with a limiting plate 19, and the top end of the moving rod 18 is provided with an adjusting mechanism.

[0025] The adjusting mechanism comprises a clamp cylinder 20 and a fixing sleeve 21, the top end of the moving rod 18 is fixedly connected with the clamp cylinder 20, both ends of the assembling rod 17 respectively penetrate the interiors of two clamp cylinders 20, the outer side of the clamp cylinder 20 is threadedly connected with the fixing sleeve 21, the interior of the fixing sleeve 21 is provided with a tapered groove, the fixing sleeve 21 outside the clamp cylinder 20 is loosened, the fixing sleeve 21 no longer extrudes the clamp cylinder 20 to clamp the assembling rod 17, the restriction between the moving rod 18 and the assembling rod 17 is released, the moving rod 18 can move on the assembling rod 17 to adjust the position of the limiting plate 19, so that the limiting plate 19 is attached to both sides of the PE composite film to limit the position of the PE composite film, then the fixing sleeve 21 outside the clamp cylinder 20 is tightened, the fixing sleeve 21 extrudes the clamp cylinder 20 to clamp the assembling rod 17 to lock the position of the limiting plate 19.

[0026] The PE composite film processing cutting device, the motor 12 can drive the lead screw 11 to rotate on the front surface of the knife groove plate 2, the lead screw 11 is threadedly matched with the moving frame 5, and the guide rod 4 limits the moving track of the moving frame 5, when the lead screw 11 rotates forward and reversely, the moving frame 5 can be driven to move linearly and reciprocally, the micro-cylinder 9 can drive the clamping block 7 to rotate clockwise and counterclockwise with the rotating shaft 8 as the center, so that one end of the clamping block 7 is driven to rotate downward, the clamping block 7 is matched with the plug-in block 6 to clamp one end of the PE composite film, and then the moving frame 5 can pull one end of the PE composite film to move to a preset length when the moving frame 5 moves, and at this time, the self-locking device on the external winding roller is automatic, the PE composite film is in a taut state, and the cutting mechanism can avoid the PE composite film from deviating when cutting the PE composite film.

[0027] The basic principle, main features and advantages of the utility model are shown and described above. It should be understood by those skilled in the art that the utility model is not limited by the above examples, and the above examples and descriptions in the specification are only to illustrate the principle of the utility model, and various changes and improvements can be made to the utility model without departing from the spirit and scope of the utility model, and these changes and improvements all fall within the scope of the utility model claimed. The protection scope of the utility model is defined by the appended claims and their equivalents.

Claims

1. A cutting device for processing PE composite film with anti-deviation capability, comprising a worktable (1), a cutting groove plate (2), a support frame (3), a guide rod (4), a moving frame (5), and an insert block (6), characterized in that: One side of the workbench (1) is fixedly connected with a knife groove plate (2), the top of the knife groove plate (2) is fixedly connected with a support frame (3), the top of the support frame (3) is provided with a cutting mechanism, the back of the workbench (1) is fixedly connected with a guide rod (4), the outer side of the guide rod (4) is slidably connected with a moving frame (5), the two sides of the moving frame (5) are symmetrically provided with a clamping mechanism, and the front of the workbench (1) is provided with a moving mechanism. The clamping mechanism comprises a plug block (6), a clamping block (7), a rotating shaft (8), a micro cylinder (9) and a connecting arm (10), the top of the moving frame (5) is fixedly connected with the plug block (6) in a symmetrical manner, one end of the plug block (6) is hingedly connected with the clamping block (7) through the rotating shaft (8), the bottom of the moving frame (5) is hingedly connected with the micro cylinder (9) in a symmetrical manner, the output end of the micro cylinder (9) is fixedly connected with the connecting arm (10), and the output end of the micro cylinder (9) is hingedly connected with one end of the clamping block (7) through the connecting arm (10).

2. The anti-skewing PE composite film processing cutting device according to claim 1, characterized in that: The top of the knife groove plate (2) is symmetrically provided with a groove, one end of the plug block (6) is inserted into the inside of the groove, and one end of the plug block (6) is connected in close fit with the inner wall of the knife groove plate (2).

3. The anti-skewing PE composite film processing cutting device according to claim 1, characterized in that: The moving mechanism comprises a lead screw (11) and a motor (12), the front of the workbench (1) is rotatably connected with the lead screw (11), one side of the front of the workbench (1) is fixedly connected with the motor (12), the output end of the motor (12) is fixedly connected with one end of the lead screw (11), and one end of the lead screw (11) penetrates through the side of the moving frame (5) away from the guide rod (4) and is threadedly connected with the moving frame (5).

4. The anti-skewing PE composite film processing cutting device according to claim 1, characterized in that: The cutting mechanism comprises a sliding block (13), a cutter (14), a lifting cylinder (15) and a connecting seat (16), the inside of the support frame (3) is provided with the cutter (14), and the two sides of the cutter (14) are slidably connected with the two sides of the support frame (3) through two sliding blocks (13).

5. The anti-skewing PE composite film processing cutting device according to claim 1, characterized in that: The outer side of the knife groove plate (2) is fixedly connected with an assembly rod (17), the two sides of the assembly rod (17) are symmetrically provided with a moving rod (18), the bottom end of the moving rod (18) is fixedly connected with a limiting plate (19), and the top end of the moving rod (18) is provided with an adjusting mechanism.

6. The anti-skewing PE composite film processing cutting device according to claim 5, characterized in that: The adjusting mechanism comprises a clamping cylinder (20) and a fixed sleeve (21), the top end of the moving rod (18) is fixedly connected with the clamping cylinder (20), the two ends of the assembly rod (17) respectively penetrate the inside of the two clamping cylinders (20), the outer side of the clamping cylinder (20) is threadedly connected with the fixed sleeve (21), and the inside of the fixed sleeve (21) is provided with a tapered groove.