Cutting device for plastic film
By designing cutting adjustment components and angle adjustment components, the complex problem of cutting knife position adjustment caused by different roll thickness during plastic film segmentation is solved, and flexible adjustment of blade height and angle is achieved, which improves cutting efficiency and reduces bristle edges The emergence of
Patent Information
- Application Number
- CN202421261981.0
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-06-04
- Publication Date
- 2025-01-10
- Estimated Expiration
- 2034-06-04
AI Technical Summary
During the partitioning process of plastic film, different roll thicknesses lead to adjustment of the conveying speed, which requires adjustment of the cutting tool position, resulting in the need to disassemble and assemble the cutting components, which is complicated and inefficient.
A splitting device including cutting adjustment components and angle adjustment components is designed. The blade height and angle adjustment device are flexibly adjusted through structures such as cross bars, moving seats, adjustment screws, tool seats, heating pipes and thermal frames, simplifying the cutting process. .
By manually adjusting structures such as screw and rotary shaft, rapid adjustment of blade height and angle is achieved, simplifying the cutting process, improving working efficiency and reducing the generation of burrs.
Smart Images
Figure CN222331152U_ABST
Abstract
Description
Technical Field
[0001] The utility model relates to the technical field of plastic film production, in particular to a plastic film splitting device. Background Art
[0002] In the production process of plastic film, in order to facilitate production and manufacturing, a large piece of plastic film is usually formed and shipped. Before being rolled, it is divided according to different usage requirements.
[0003] During the cutting process, a cutter is usually used to cut the plastic film into the required size. The conventional cutting process usually adopts a mechanical cold cutting method. The cutting efficiency of the cutter is low and the cutting effect is not ideal. Burrs are easily generated on both sides of the cut film. In order to solve the above technical problems, a hot knife structure has appeared in the prior art, which is used to perform hot melting to make the edges of the plastic film neat after cutting. However, due to the different thicknesses of the rolled plastic films before cutting, in order to adjust the conveying speed during the cutting process, the height or position of the conveying roller is usually adjusted. At this time, the position of the cutter needs to be adjusted, which requires the cutting assembly to be disassembled and assembled to adjust the angle of the cutter. The adjustment process is complicated and the work efficiency is low.
[0004] Therefore, improvements are made to address the above problems. Utility Model Content
[0005] The utility model provides a cutting device for plastic film, which solves the problem in the related art that due to the different thicknesses of rolled plastic films before cutting, in order to adjust the conveying speed during the cutting process, the height or position of the conveying roller is usually adjusted, and then the position of the cutter needs to be adjusted, which requires the cutting assembly to be disassembled and assembled to adjust the angle of the cutter, and the adjustment process is complicated and the work efficiency is low.
[0006] The technical solution of the utility model is as follows:
[0007] A base frame and a support seat, wherein the support seat is arranged inside the base frame;
[0008] An angle adjustment component, the angle adjustment component is arranged between the base frame and the support seat;
[0009] An active cavity, the active cavity being disposed inside the base frame;
[0010] A cutting adjustment component is arranged inside the movable cavity, and the cutting adjustment component includes a cross bar, which is fixed inside the movable cavity, and a plurality of movable seats are connected to the sliding sleeve outside the cross bar, and a fastening bolt frame is screwed on one side of the movable seat through a thread, and one end of the fastening bolt frame is supported on the side end face of the cross bar.
[0011] As a further technical solution, a connecting groove is provided on the surface of the movable seat, a movable hole is provided at the bottom of the connecting groove, an adjusting screw is rotatably connected in the movable hole, a limiting groove is provided on the surface of the movable seat, and a knife seat is inserted and connected in the connecting groove.
[0012] As a further technical solution, the knife seat is connected to the adjusting screw through threaded cooperation, a limiting rod is provided at the bottom of the knife seat, the limiting rod is movably mounted in the limiting groove, a blade is fixedly connected to the surface of the knife seat, a side groove is provided on the inner surface of the movable cavity, and a plurality of heating tubes are provided in the side groove.
[0013] As a further technical solution, a notch is provided on the side end face of the blade, a heat-conducting frame is connected to the outside of the heating tube, the heat-conducting frame fits inside the notch, and a screw block is provided at the lower end of the adjusting screw.
[0014] As a further technical solution, the angle adjustment assembly includes a pair of rotating shafts, which are respectively arranged at both ends of the support seat. The support seat is rotatably connected to the base frame through the rotating shafts, and a worm gear is arranged at one end of the rotating shaft.
[0015] As a further technical solution, a fixing plate is provided on the outer surface of the base frame, a worm is rotatably connected inside the fixing plate, the worm is meshed with the worm wheel, and a hand crank is provided at one end of the worm.
[0016] As a further technical solution, the upper surface of the support seat is an arc-shaped transition structure, and the blade is located on one side of the center of the support seat.
[0017] As a further technical solution, the surface of the screwing block is a non-slip toothed structure surface.
[0018] The working principle and beneficial effects of the utility model are:
[0019] 1. The utility model is provided with a cutting adjustment component. Through the interaction of structures such as a cross bar, a movable seat, a fastening bolt frame, an adjusting screw, a knife seat, a blade, a heating tube and a heat-conducting frame, the height of the blade can be adjusted by driving the knife seat through the adjusting screw, and manual adjustment is adopted, which is flexible and convenient. The blade fits the heat-conducting frame heated by the heating tube, so that the blade can cut the plastic film under high temperature. The movable seat can also slide on the surface of the cross bar to adjust the lateral position, and the adjustment method is flexible and convenient.
[0020] 2. The utility model is provided with an angle adjustment component. Through the interaction of structures such as a rotating shaft, a worm wheel and a worm, the support seat is connected to the inside of the base frame through the rotation of the rotating shaft. The rotation of the rotating shaft can be driven by the transmission cooperation of the worm and the worm wheel to achieve the effect of adjusting the angle of the blade. BRIEF DESCRIPTION OF THE DRAWINGS
[0021] The utility model is further described in detail below in conjunction with the accompanying drawings and specific implementation methods.
[0022] Figure 1 It is a schematic diagram of the structure of the utility model;
[0023] Figure 2 This is the axonometric drawing of the utility model;
[0024] Figure 3 This is an axonometric sectional view of the utility model;
[0025] Figure 4 This is a cross-sectional view of the utility model;
[0026] In the figure: 1. base frame; 2. support seat; 3. movable cavity; 4. cutting adjustment assembly; 4-1. cross bar; 4-2. movable seat; 4-3. fastening bolt rack; 4-4. connecting groove; 4-5. movable hole; 4-6. adjusting screw; 4-7. limiting groove; 4-8. knife seat; 4-9. limiting rod; 4-10. blade; 4-11. side groove; 4-12. heating tube; 4-13. notch; 4-14. heat conduction frame; 4-15. screw block; 5. angle adjustment assembly; 5-1. rotating shaft; 5-2. worm gear; 5-3. fixing plate; 5-4. worm; 5-5. hand crank. DETAILED DESCRIPTION
[0027] The following will be combined with the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments of the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.
[0028] like Figure 1~Figure 4 As shown, this embodiment provides a plastic film cutting device, including
[0029] A base frame 1 and a support base 2, wherein the support base 2 is arranged inside the base frame 1;
[0030] An angle adjustment component 5, which is arranged between the base frame 1 and the support seat 2;
[0031] An active cavity 3 is provided inside the base frame 1;
[0032] The cutting adjustment component 4 is arranged inside the movable cavity 3. The cutting adjustment component 4 includes a cross bar 4-1, which is fixed inside the movable cavity 3. The outer sliding sleeve of the cross bar 4-1 is connected to a plurality of movable seats 4-2. One side of the movable seat 4-2 is screwed with a fastening bolt frame 4-3. One end of the fastening bolt frame 4-3 is supported on the side end face of the cross bar 4-1. A connecting groove 4-4 is provided on the surface of the movable seat 4-2. A movable hole 4-5 is provided at the bottom of the connecting groove 4-4. An adjusting screw 4-6 is rotatably connected in the movable hole 4-5. A limiting groove 4-7 is provided on the surface of the movable seat 4-2. A knife seat 4-8 is plug-in connected, and the knife seat 4-8 is connected to the adjusting screw 4-6 by threaded cooperation. A limit rod 4-9 is arranged at the bottom of the knife seat 4-8, and the limit rod 4-9 is movably sleeved in the limit groove 4-7. A blade 4-10 is fixedly connected to the surface of the knife seat 4-8, and a side groove 4-11 is provided on the inner surface of the movable cavity 3. A plurality of heating tubes 4-12 are arranged in the side groove 4-11. A notch 4-13 is provided on the side end face of the blade 4-10. A heat-conducting frame 4-14 is sleeved on the outside of the heating tube 4-12, and the heat-conducting frame 4-14 fits with the inside of the notch 4-13. A screw block 4-15 is arranged at the lower end of the adjusting screw 4-6.
[0033] In the present embodiment, in order to achieve the effect of adjusting the height and lateral position of the blade 4-10, a cutting adjustment component 4 is designed, a cross bar 4-1 is arranged inside the movable cavity 3, a plurality of movable seats 4-2 are connected to the surface of the cross bar 4-1 by sliding sleeve, one side of the movable seat 4-2 is connected to a fastening bolt frame 4-3 by threaded matching, which can be used to fix the movable seat 4-2 and the cross bar 4-1, and the position of the movable seat 4-2 can be adjusted at will, a connecting groove 4-4 and a movable hole 4-5 are provided on the surface of the movable seat 4-2, an adjusting screw 4-6 is rotatably connected in the movable hole 4-5, the upper end of the adjusting screw 4-6 is located in the connecting groove 4-4, a knife seat 4-8 is movably inserted in the connecting groove 4-4, and the knife seat 4-8 and the adjusting screw 4-6 are threadedly matched The knife seat 4-8 is connected with each other, and the upward and downward movement of the knife seat 4-8 is controlled by turning the adjusting screw 4-6. A limit groove 4-7 is also provided. A limit rod 4-9 is provided at the bottom of the knife seat 4-8. The limit rod 4-9 is movably connected with the limit groove 4-7 to play a guiding role, so that the knife seat 4-8 can be lifted up and down vertically. A blade 4-10 is fixedly connected to the knife seat 4-8. The height of the blade 4-10 protruding to the outside of the support seat 2 can be adjusted by lifting the knife seat 4-8. A side groove 4-11 is provided on the inner side of the movable cavity 3. A heating pipe 4-12 and a heat-conducting frame 4-14 are provided inside the side groove 4-11. A notch 4-13 is provided on the side end face of the blade 4-10. The notch 4-13 fits with the heat-conducting frame 4-14, and the blade 4-10 can be heated by the heat-conducting frame 4-14.
[0034] Furthermore, the angle adjustment assembly 5 includes a pair of rotating shafts 5-1, which are respectively arranged at both ends of the support base 2. The support base 2 is rotatably connected to the base frame 1 through the rotating shafts 5-1. A worm gear 5-2 is arranged at one end of the rotating shaft 5-1. A fixed plate 5-3 is arranged on the outer surface of the base frame 1. A worm 5-4 is rotatably connected to the fixed plate 5-3. The worm 5-4 is meshed with the worm wheel 5-2. A hand crank 5-5 is arranged at one end of the worm 5-4.
[0035] In this embodiment, in order to achieve the effect of adjusting the angle of the support seat 2 and the blade 4-10, an angle adjustment component 5 is designed. A rotating shaft 5-1 is arranged on both sides of the support seat 2. The support seat 2 is rotatably connected to the inside of the base frame 1 through the rotating shaft 5-1. A worm gear 5-2 is fixedly connected to one end of the rotating shaft 5-1. A fixed plate 5-3 is arranged outside the base frame 1. A worm 5-4 is rotatably connected to the fixed plate 5-3. A hand crank 5-5 is fixedly connected to one end of the worm 5-4. The worm 5-4 can be shaken by the hand crank 5-5, so that the worm 5-4 drives the worm wheel 5-2 to rotate the rotating shaft 5-1, so as to achieve the effect of adjusting the angle of the support seat 2.
[0036] Furthermore, the upper surface of the support seat 2 is an arc-shaped transition structure, and the blades 4-10 are located on one side of the center of the support seat 2.
[0037] In this embodiment, the curved surface structure allows the plastic film to slide on the surface of the support seat 2, so that the cutting position of the blade 4-10 is smoother.
[0038] Furthermore, the surface of the screwing block 4-15 is a non-slip toothed structure surface.
[0039] In this embodiment, the anti-slip effect is improved by the toothed structural surface, so that the manual operation of the screw block 4-15 to rotate the adjusting screw 4-6 is convenient.
[0040] When it is needed, the base frame 1 is fixedly connected to the equipment. When cutting, the plastic film is attached to the surface of the support seat 2 for transportation. During the process, the blade 4-10 is used for separation. When the height of the blade 4-10 needs to be adjusted according to the cutting situation, the adjusting screw 4-6 can be rotated by screwing the screw block 4-15, and the knife seat 4-8 is driven to move vertically upward in the connecting groove 4-4 through threaded cooperation. When moving, the limit rod 4-9 at the bottom cooperates with the limit groove 4-7 to make the knife seat 4-8 move upward while keeping the angle unchanged, and the height can be adjusted quickly. The internal heating tube 4-12 keeps the heat-conducting frame 4-14 heated, and the heat-conducting frame 4-14 is attached to the notch 4-13 of the blade 4-10 to keep the blade 4-10 heated. When adjusting the angle, the worm 5-4 is shaken by the hand crank 5-5 to drive the worm gear 5-2 to make the support seat 2 rotate in the base frame 1 through the rotating shaft 5-1 to adjust the angle.
[0041] The above are only preferred embodiments of the present invention and are not intended to limit the present invention. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the protection scope of the present invention.
Claims
1. A plastic film cutting device, characterized in that: include A base frame (1) and a support seat (2), wherein the support seat (2) is arranged inside the base frame (1); An angle adjustment component (5), the angle adjustment component (5) being arranged between the base frame (1) and the support seat (2); An active cavity (3), the active cavity (3) being arranged inside the base frame (1); A cutting adjustment component (4), the cutting adjustment component (4) is arranged inside the movable cavity (3), the cutting adjustment component (4) comprises a cross bar (4-1), the cross bar (4-1) is fixed inside the movable cavity (3), the outer sliding sleeve of the cross bar (4-1) is connected to a plurality of movable seats (4-2), one side of the movable seat (4-2) is screwed with a fastening bolt frame (4-3) through a thread, and one end of the fastening bolt frame (4-3) is supported on the side end surface of the cross bar (4-1).
2. A plastic film cutting device according to claim 1, characterized in that: A connecting groove (4-4) is provided on the surface of the movable seat (4-2), a movable hole (4-5) is provided at the bottom of the connecting groove (4-4), an adjusting screw (4-6) is rotatably connected in the movable hole (4-5), a limiting groove (4-7) is provided on the surface of the movable seat (4-2), and a knife seat (4-8) is inserted and connected in the connecting groove (4-4).
3. A plastic film cutting device according to claim 2, characterized in that: The knife seat (4-8) is connected to the adjusting screw (4-6) by threaded cooperation; a limiting rod (4-9) is arranged at the bottom of the knife seat (4-8); the limiting rod (4-9) is movably sleeved in the limiting groove (4-7); a blade (4-10) is fixedly connected to the surface of the knife seat (4-8); a side groove (4-11) is provided on the inner surface of the movable cavity (3); and a plurality of heating tubes (4-12) are arranged in the side groove (4-11).
4. A plastic film cutting device according to claim 3, characterized in that: A notch (4-13) is provided on the side end surface of the blade (4-10); a heat-conducting frame (4-14) is sleeved and connected to the outside of the heating tube (4-12); the heat-conducting frame (4-14) fits inside the notch (4-13); and a screw block (4-15) is provided at the lower end of the adjusting screw (4-6).
5. The plastic film cutting device according to claim 1, characterized in that: The angle adjustment assembly (5) comprises a pair of rotating shafts (5-1), the rotating shafts (5-1) being respectively arranged at two ends of the support seat (2), the support seat (2) being rotatably connected to the base frame (1) via the rotating shafts (5-1), and a worm gear (5-2) being arranged at one end of the rotating shaft (5-1).
6. A plastic film cutting device according to claim 5, characterized in that: The outer surface of the base frame (1) is provided with a fixing plate (5-3), a worm (5-4) is rotatably connected inside the fixing plate (5-3), the worm (5-4) is meshed with the worm wheel (5-2), and a hand crank (5-5) is provided at one end of the worm (5-4).
7. A plastic film cutting device according to claim 3, characterized in that: The upper surface of the support seat (2) is an arc-shaped transition structure, and the blades (4-10) are located on one side of the center of the support seat (2).
8. The plastic film cutting device according to claim 4, characterized in that: The surface of the screwing block (4-15) is a non-slip toothed structure surface.