Film trimming excess material recycling and guiding device

Abstract

The utility model belongs to the field of special thin film manufacturing, and particularly relates to a thin film trimming excess material recycling and guiding device which comprises a conveying unit, a trimming unit and a second guiding assembly, and a first guiding assembly and a second guiding assembly are arranged at the end of the conveying unit. The second guide assembly is connected to the conveying unit in a liftable mode. After bypassing the first guide assembly, the excess material can be longitudinally guided into external winding equipment by bypassing the second guide assembly. The second guiding assembly is additionally arranged on the conveying unit, original transverse guiding of the excess materials is reserved, after the excess materials bypass the first guiding assembly, the excess materials can bypass the second guiding assembly so that the excess materials can be longitudinally guided into external winding equipment, waste materials can be guided to different directions according to different site conditions, and the waste materials can be guided to different directions according to different site conditions. In addition, the second guide assembly is connected to the conveying unit in a liftable mode, the excess material guide height can be adjusted, and normal activities of workers in the field are prevented from being blocked.

Description

TECHNICAL FIELD

[0001] The utility model belongs to the field of special film manufacturing, concretely is a film edge cutting excess material recycling guiding device. BACKGROUND

[0002] Special film is a kind of film material with special functions and properties, and is widely used in many fields, such as electronics, optoelectronics, packaging, medical treatment, etc. This kind of film usually undergoes special treatment or uses specific materials to achieve specific functions, such as anti-reflection, conductivity, self-cleaning or biocompatibility, etc.

[0003] During the manufacturing process of the film, it will go through the extrusion calendering process. Due to the "thin neck" phenomenon of the extruded film, the edge part of the film will be thicker, so the edge part of the film needs to be cut off to ensure that the end of the rolled film is neat and the surface is flat. The edge material can be collected for reuse. If it is not collected, it will occupy the working space and affect the working environment. The film cutting method includes electric heating cutting method and blade cutting method.

[0004] CN211890953U discloses a PVC film waste recycling device, belonging to the technical field of plastic production equipment, aiming to solve the technical problem that the existing PVC film calendering machine needs to spend extra time to handle PVC waste, resulting in low waste treatment efficiency. It includes a waste cutting assembly, a waste guiding assembly and a waste crusher. The waste cutting assembly includes a support frame and two transmission rollers connected to the support frame for conveying PVC film. The support frame is connected to the tensioning roller on both sides. The tensioning roller is located on the side of the transmission roller outputting the PVC film. The support frame side wall is provided with a cutting roller between the output roller and the tensioning roller. The cutting roller side wall is provided with a knife holder for separating PVC film and PVC waste.

[0005] The above technical solution can recycle and process the waste while cutting it, reducing the working hours and improving the waste treatment efficiency. However, the above technical solution can only guide the PVC waste in a horizontal manner, which requires a high site, and cannot guide the waste to different directions according to different site conditions. UTILITY MODEL CONTENTS

[0006] The purpose of the present application is to solve the above problems, and a film edge cutting excess material recycling guiding device is provided. The device increases a second guiding assembly on the conveying unit, not only retains the original horizontal guiding of the excess material, but also guides the excess material vertically to the external winding equipment by bypassing the second guiding assembly after bypassing the first guiding assembly. The device can guide the waste to different directions according to different site conditions, and the second guiding assembly is connected to the conveying unit in a liftable manner, which can also adjust the height of the excess material guiding to avoid blocking the normal activities of workers in the site.

[0007] To achieve the above object, the application provides the following technical scheme.

[0008] The film edge cutting and excess material recycling guiding device comprises a conveying unit for conveying the film, an edge cutting unit for cutting the film, and a first guiding assembly arranged at the end of the conveying unit and used for guiding the excess material to a winding device arranged outside in a transverse direction.

[0009] The second guiding assembly is connected to the conveying unit in a liftable manner and is arranged above the first guiding assembly.

[0010] Preferably, the second guiding unit comprises a support connected to the conveying unit in a liftable manner, a first guiding column and a second guiding column connected to the support, the first guiding column is arranged along the conveying direction of the film, and the second guiding unit is arranged vertically and on the side of the first guiding column away from the film.

[0011] Preferably, the free end of the first guiding column is provided with a limiting plate.

[0012] Preferably, the first guiding column and the second guiding column are both smooth surfaces.

[0013] Preferably, the conveying unit is provided with a support seat and a bolt threadedly connected to one side of the support seat, the support seat is provided with a containing cavity matched with the support, the support is slidingly connected to the containing cavity, and the bolt is used for locking the support.

[0014] Preferably, the conveying unit comprises a rack and rollers rotatably connected to the rack, the rollers are arranged side by side and used for supporting the film, the edge cutting unit is connected to the rack, the first guiding assembly is arranged at one end of the rack, and the second guiding unit is connected to the rack.

[0015] Preferably, the edge cutting unit comprises a connecting frame and cutting knife assemblies symmetrically arranged on the rack, the cutting knife assemblies are detachably connected to the connecting frame and can be adjusted in position along the length direction of the connecting frame, and the cutting knife assemblies are arranged between the rollers arranged side by side.

[0016] Preferably, one end of the rack is further provided with a guiding roller used for preventing the excess material from contacting the rack.

[0017] Compared with the prior art, the application has the following beneficial effects:

[0018] The application adds a second guide assembly on the conveying unit, not only retains the original excess material transverse guide, but also guides the excess material longitudinally to the external winding device by bypassing the second guide assembly after bypassing the first guide assembly, can guide the waste material to different directions according to different site conditions, and the second guide assembly is connected to the conveying unit in a lifting manner, and can also adjust the height of the excess material guide to avoid blocking the normal activities of workers in the site. BRIEF DESCRIPTION OF DRAWINGS

[0019] Figure 1 is a perspective view of the film edge cutting excess material recycling guide device of embodiment 1;

[0020] Figure 2 is a front view of the film edge cutting excess material recycling guide device of embodiment 1;

[0021] Figure 3 is a side view of the film edge cutting excess material recycling guide device of embodiment 1;

[0022] Figure 4 is one of the excess material guide schematic diagrams of the film edge cutting excess material recycling guide device of embodiment 1;

[0023] Figure 5 is the second excess material guide schematic diagram of the film edge cutting excess material recycling guide device of embodiment 1;

[0024] Wherein, the reference signs are as follows:

[0025] Conveying unit 1; edge cutting unit 2; second guide assembly 3; first guide assembly 11; support seat 12; rack 13; roller 14; guide roller 15; connecting frame 21; cutting knife assembly 22; support 31; first guide column 32; second guide column 33; bolt 121; limiting plate 321; excess material A. DETAILED DESCRIPTION

[0026] The technical solutions in the embodiments of the application will be described clearly and completely below with reference to the drawings in the embodiments of the application. Obviously, the described embodiments are only part of the embodiments of the application, not all the embodiments. Based on the embodiments in the application, all other embodiments obtained by those skilled in the art without creative labor are within the scope of protection of the application.

[0027] Embodiment 1

[0028] Reference Figures 1 to 5The utility model provides a kind of film edge trim scrap recycling guide device, including the conveying unit 1 for conveying film, for the edge trim of film, the end of conveying unit 1 is equipped with first guide assembly 11, first guide assembly 11 is used to guide the scrap A to the winding equipment of outside to second guide assembly 3;

[0029] Second guide assembly 3 is connected in a liftable manner on conveying unit 1, and the second guide assembly 3 is located above the first guide assembly 11;After the scrap A bypasses the first guide assembly, it can be guided longitudinally to the winding equipment outside by bypassing the second guide assembly 3.

[0030] It should be noted here that the conveying unit 1 mentioned in the embodiment is not the main power source for conveying the film. In the embodiment, the conveying unit 1 only plays an auxiliary conveying role. Specifically, the main power for conveying the film comes from the winding equipment outside, and the conveying unit 1 is only an auxiliary conveying device between the winding equipment outside and the production equipment, mainly providing rolling support for the film.

[0031] The first guide assembly 11 mentioned in the embodiment can refer to the first guide assembly disclosed in Chinese Patent CN211890953U.

[0032] Under this design, after the film passes through the edge trim unit 2, strip-shaped scrap A is formed on both sides of the film. In the original guiding mode, after the scrap A bypasses the first guide assembly 11, it is conveyed to the scrap A winding equipment outside in a transverse manner. In the embodiment, by adding the second guide assembly 3 to the conveying unit 1, after the scrap A bypasses the first guide assembly, it can be guided longitudinally to the winding equipment outside by bypassing the second guide assembly 3. The scrap can be guided to different directions according to different site conditions, and the second guide assembly 3 is connected to the conveying unit 1 in a liftable manner, which can also adjust the height of the scrap A guidance to avoid blocking the normal activities of workers in the site.

[0033] In the embodiment, the direction perpendicular to the film conveying direction is transverse, the direction same as or opposite to the film conveying direction is longitudinal, and the direction perpendicular to the horizontal plane is vertical.

[0034] Preferably, the second guide assembly 3 includes a bracket 31 connected to the conveying unit 1 in a liftable manner, a first guide column 32 connected to the bracket 31, and a second guide column 33, the first guide column 32 is arranged along the conveying direction of the film, and the second guide assembly 3 is vertically arranged and located on the side of the first guide column 32 away from the film;The scrap A can bypass the first guide column 32 and the second guide column 33 in sequence and be guided longitudinally to the winding equipment outside.

[0035] Specifically, the height of the first guide column 32 and the second guide column 33 can be adjusted by the support 31, in actual use, after the excess material A comes out of the first guide assembly 11, bypasses the first guide column 32, and then bypasses the second guide column 33 from the front of the second guide column 33, the excess material A is guided to be transported in the direction opposite to the film transport direction, referring to Figure 4 ; and bypasses the first guide column 32, and then bypasses the second guide column 33 from the rear of the second guide column 33, the excess material A can be guided to be transported in the same direction as the film transport direction, referring to Figure 5 .

[0036] Implicitly, bypassing only the first guide column 32 can also guide the excess material A to be transported transversely, compared with the original guiding mode, bypassing the first guide column 32 can be transported in a higher direction.

[0037] In the embodiment, the free end of the first guide column 32 is provided with a limiting plate 321. The limiting plate 321 can avoid the excess material A from leaving the first guide column 32.

[0038] Further, the first guide column 32 and the second guide column 33 are both smooth surfaces, which can reduce the friction between the excess material A and the first guide column 32 and the second guide column 33.

[0039] In the embodiment, the conveying unit 1 is provided with a support seat 12, a bolt 121 threadedly connected to one side of the support seat 12, the support seat 12 is provided with a containing cavity matched with the support 31, the support 31 is slidingly connected in the containing cavity, and the bolt 121 is used to lock the support 31.

[0040] Specifically, when one end of the bolt 121 is located outside the containing cavity, the support frame can be moved along the height direction of the support seat 12, after the support frame is moved to the required height by the operator, the bolt 121 is rotated to make the end of the bolt 121 enter the containing cavity and press against the support 31 in the containing cavity, so that the support 31 is locked at the required height.

[0041] In the embodiment, the conveying unit 1 comprises a rack 13 and rollers 14 rotatingly connected in the rack 13, the rollers 14 are arranged side by side, the rollers 14 are used to support the film, the trimming unit 2 is connected to the rack 13, the first guide assembly 11 is located at one end of the rack 13, and the second guide assembly 3 is connected to the rack 13.

[0042] Specifically, the rollers 14 can provide support when the film is cut, and the conveying unit 1 has been described in detail above, and briefly, the conveying unit 1 is only one auxiliary conveying unit in the whole film conveying process.

[0043] In the embodiment, the trimming unit 2 comprises a connecting frame 21, and cutting knife assemblies 22 symmetrically arranged on the frame 13, the cutting knife assemblies 22 are detachably connected to the connecting frame 21 and can be adjusted in position along the length direction of the connecting frame 21, and the cutting knife assemblies 22 are located between the side-by-side arranged rollers 14.

[0044] Specifically, the film is in a taut state during conveying, which is a common knowledge in the art, and the film automatically completes trimming after passing through the cutting knife assemblies 22 in the taut state, and the two sides trimmed are the excess material A, and the middle part is the film of the required size, which will be subsequently wound and packaged. The cutting knife assemblies 22 are detachably connected to the connecting frame 21, so that the cutting knife assemblies 22 can be adjusted in position along the length direction of the connecting frame 21, which facilitates adjustment of the cutting position and meets different cutting sizes.

[0045] Preferably, one end of the frame 13 is further provided with a guide roller 15, and the guide roller 15 is used to prevent the excess material A from contacting the frame 13.

[0046] Although the embodiments of the present application have been shown and described, those of ordinary skill in the art can understand that various changes, modifications, replacements and variations can be made to the embodiments without departing from the principles and purposes of the present application, and the scope of the present application is defined by the claims and their equivalents.

Claims

1. A film trimming and scrap recycling guide device, comprising a conveying unit for conveying a film, a trimming unit for trimming the film, an end portion of the conveying unit being provided with a first guide assembly for guiding the scrap transversely into an externally provided winding device, characterized in that, The second guiding assembly is connected to the conveying unit in a liftable manner and is located above the first guiding assembly. The second guiding assembly includes a support connected to the conveying unit in a liftable manner, a first guiding column and a second guiding column connected to the support, the first guiding column is arranged along the conveying direction of the film, and the second guiding column is arranged vertically and located on the side of the first guiding column away from the film.

2. The film trim scrap recycling guide of claim 1, wherein, The free end of the first guiding column is provided with a limiting plate.

3. The film trim scrap recycling guide of claim 2, wherein, The first guiding column and the second guiding column are both smooth surfaces.

4. The film trim scrap recycling guide of claim 2, wherein, The conveying unit is provided with a supporting seat and a bolt threadedly connected to one side of the supporting seat, the supporting seat is provided with a containing cavity matched with the support, the support is slidingly connected in the containing cavity, and the bolt is used for locking the support.

5. The film trim scrap recycling guide of claim 2, wherein, The conveying unit includes a rack and a roller rotatably connected in the rack, the rollers are arranged side by side, the rollers are used for supporting the film, the edge cutting unit is connected to the rack, the first guiding assembly is located at one end of the rack, and the second guiding assembly is connected to the rack.

6. The film trim scrap recycling guide of claim 1, wherein, The edge cutting unit includes a connecting frame and cutting knife assemblies symmetrically arranged on the rack, the cutting knife assemblies are detachably connected to the connecting frame and can be adjusted in position along the length direction of the connecting frame, and the cutting knife assemblies are located between the rollers arranged side by side.

7. The film trim scrap recycling guide of claim 6, wherein, One end of the rack is also provided with a guiding roller, which is used for preventing the excess film from contacting the rack.

8. The film trim scrap recycling guide of claim 6, wherein, The free end of the first guiding column is provided with a limiting plate. The first guiding column and the second guiding column are both smooth surfaces. The conveying unit is provided with a supporting seat and a bolt threadedly connected to one side of the supporting seat, the supporting seat is provided with a containing cavity matched with the support, the support is slidingly connected in the containing cavity, and the bolt is used for locking the support. The conveying unit includes a rack and a roller rotatably connected in the rack, the rollers are arranged side by side, the rollers are used for supporting the film, the edge cutting unit is connected to the rack, the first guiding assembly is located at one end of the rack, and the second guiding assembly is connected to the rack. The edge cutting unit includes a connecting frame and cutting knife assemblies symmetrically arranged on the rack, the cutting knife assemblies are detachably connected to the connecting frame and can be adjusted in position along the length direction of the connecting frame, and the cutting knife assemblies are located between the rollers arranged side by side. One end of the rack is also provided with a guiding roller, which is used for preventing the excess film from contacting the rack.

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