Thin film roll core polishing device

Abstract

The utility model discloses a thin film roll core polishing device in the field of conductive metal thin films, which comprises a rack, and a roll core clamping mechanism and a polishing mechanism are arranged on the rack; the roll core clamping mechanism comprises a fixed clamping seat and a movable clamping seat which are arranged at an interval, a film roll core is clamped between the fixed clamping seat and the movable clamping seat, and the fixed clamping seat is connected with the driving end of the driving mechanism; the grinding mechanism comprises a linear module, a grinding seat is arranged on the linear module, a grinding assembly is arranged on the grinding seat, and the linear module drives the grinding assembly to move in the axial direction of the film roll core through the grinding seat so as to grind the surface of the film roll core. The thin film roll core polishing device solves the problems that an existing thin film roll core is low in polishing efficiency, and the edge of the thin film roll core is prone to hurting workers, mechanical operation of polishing of the thin film roll core is achieved through the turning tool, the abrasive belt and the wool belt in cooperation with the roll core clamping mechanism and the driving mechanism, the polishing efficiency of the thin film roll core is improved, and production cost is reduced. And hands of workers can be prevented from being scratched by the edge of the film roll core.

Description

Technical Field

[0001] The utility model relates to the field of conductive metal film production technology, in particular to a film core grinding device. Background Art

[0002] Conductive metal film is a polymer material with copper or aluminum layers plated on the top and bottom surfaces of substrates such as PET and PP. It has a sandwich structure and is also called a composite thin film current collector. It is a type of material with many good properties and is widely used in lithium-ion batteries, mainly as a battery current collector in lithium-ion batteries.

[0003] In the production process of conductive metal film, film cores are needed in all processes, whether in evaporation, slitting, packaging, etc. Film cores are usually made of plastic. After a period of use, scratches and stains will accumulate on the surface of the film core, which will affect the quality of the conductive metal film. Therefore, the film core needs to be polished and cleaned regularly.

[0004] In the prior art, the film core usually needs to be removed, and then the worker fixes the film core with one hand and uses the other hand to grind with sandpaper. This is not only inefficient, but also has a poor grinding effect. At the same time, this operation method can easily cause the edge of the film core to scratch the worker's hand.

[0005] The above defects need to be solved urgently. Utility Model Content

[0006] In order to solve the problems that the existing film core grinding efficiency is low and the edge of the film core is easy to hurt workers, the utility model provides a film core grinding device.

[0007] The technical solution of the utility model is as follows:

[0008] A film core grinding device comprises a frame, on which a core clamping mechanism and a grinding mechanism are arranged;

[0009] The core clamping mechanism comprises a fixed clamping seat and a dynamic clamping seat which are arranged at intervals, the film core is clamped between the fixed clamping seat and the dynamic clamping seat, and the fixed clamping seat is connected to the driving end of the driving mechanism;

[0010] The grinding mechanism includes a linear module, a grinding seat is provided on the linear module, and a grinding assembly is provided on the grinding seat. The linear module drives the grinding assembly to move along the axial direction of the film roll core through the grinding seat to grind the surface of the film roll core.

[0011] According to the above-mentioned solution of the utility model, the grinding assembly includes a turning tool, a sanding belt and a wool belt, and the turning tool, the sanding belt and the wool belt are arranged in sequence along the axial direction of the film roll core.

[0012] Furthermore, the sanding belt and the wool belt are both in an arc shape matching the film winding core.

[0013] According to the utility model of the above scheme, a tool seat, a sanding belt clamp seat and a wool belt clamp seat are also provided on the grinding seat, the turning tool is arranged on the tool seat, the sanding belt is arranged on the sanding belt clamp seat, and the wool belt is arranged on the wool belt clamp seat.

[0014] According to the utility model of the above scheme, the sanding belt clamp seat, the wool belt clamp seat and the grinding seat are slidably arranged, and the positions can be adjusted by adjusting components.

[0015] According to the utility model of the above scheme, a front clamp is rotatably provided on the fixed clamp seat, and the front clamp is connected to the driving end of the driving mechanism. A rear clamp is rotatably provided on the dynamic clamp seat, and the front clamp and the rear clamp are relatively arranged, and the axis of the front clamp coincides with the axis of the rear clamp to clamp the film roll core.

[0016] According to the utility model of the above solution, a slide rail is provided at the bottom of the dynamic clamp seat, and the dynamic clamp seat is slidably connected to the slide rail.

[0017] According to the above-mentioned solution of the utility model, a locking piece is provided on the slide rail to adjust the position of the locking piece.

[0018] According to the utility model of the above scheme, the front clamp and the rear clamp are both tapered to match the inner hole size of the film roll core, and the opposite end of the front clamp and the rear clamp is the end with a smaller size.

[0019] According to the utility model of the above scheme, a cleaning box is provided above the front chuck and above the rear chuck, and a liquid receiving box for recovering the cleaning liquid is provided below the front chuck and below the rear chuck respectively, and the cleaning box and the liquid receiving box are arranged along the length direction of the film roll core.

[0020] According to the above-mentioned solution of the utility model, the front clamping head is rotatably connected to the fixed clamping seat through a bearing.

[0021] The utility model according to the above scheme has the following beneficial effects:

[0022] In the above-mentioned film core grinding device, the film core is clamped on the core clamping mechanism, the driving mechanism drives the film core to rotate through the fixed clamping seat, and the linear module drives the grinding assembly belt to move along the axial direction of the film core through the grinding seat. That is, through the grinding assembly, in conjunction with the core clamping mechanism and the driving mechanism, the mechanized operation of film core grinding is realized, thereby improving the grinding efficiency of the film core.

[0023] In addition, the core clamping mechanism can rotate quickly under the drive of the driving mechanism, and the grinding assembly can be tightly pressed against the core under the support of the grinding seat, which can make the grinding effect more uniform and smooth, and prevent the edge of the film core from scratching the worker's hands. BRIEF DESCRIPTION OF THE DRAWINGS

[0024] Figure 1 This is one of the structural diagrams of the utility model;

[0025] Figure 2 This is the second structural diagram of the utility model;

[0026] Figure 3 This is the third structural diagram of the utility model;

[0027] Figure 4 for Figure 3 A magnified view of part A;

[0028] Figure 5 This is the fourth structural diagram of the utility model;

[0029] Figure 6 This is a disassembled diagram of the utility model.

[0030] In the figure, 1. frame; 2. core clamping mechanism; 21. fixed clamp seat; 211. front chuck; 22. movable clamp seat; 221. rear chuck; 23. slide rail; 3. grinding mechanism; 31. linear module; 32. grinding seat; 33. turning tool; 34. sanding belt; 35. wool belt; 36. tool holder; 37. sanding belt clamp seat; 38. wool belt clamp seat; 4. driving mechanism; 41. servo motor; 5. cleaning box; 6. liquid receiving box; 7. film core. DETAILED DESCRIPTION

[0031] In order to make the technical problems, technical solutions and beneficial effects to be solved by the present invention more clearly understood, the present invention is further described in detail below in conjunction with the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are only used to explain the present invention and are not used to limit the present invention.

[0032] like Figure 1As shown, the utility model provides a film core grinding device, including a frame 1, on which a core clamping mechanism 2, a grinding mechanism 3, and a driving mechanism 4 are arranged, the clamping mechanism is connected to the driving end of the driving mechanism 4, the core clamping mechanism 2 is used to clamp the film core 7, the grinding mechanism 3 is used to grind the film core 7, and the driving mechanism 4 is used to drive the film core 7 to rotate.

[0033] like Figure 2 , Figure 6 As shown, in this embodiment, the core clamping mechanism 2 includes a fixed clamp seat 21 and a dynamic clamp seat 22, the fixed clamp seat 21 and the dynamic clamp seat 22 are arranged at intervals, the film core 7 is clamped between the fixed clamp seat 21 and the dynamic clamp seat 22, and the fixed clamp seat 21 is connected to the driving end of the driving mechanism 4. In addition, the fixed clamp seat 21 is installed on the frame 1 through a connecting member, and the connecting member can be designed as a bolt. Of course, in actual design, the structure of the connecting member can be designed according to actual needs. In addition, the driving mechanism 4 includes a servo motor 41, and the output shaft of the servo motor 41 is connected to the fixed clamp seat 21.

[0034] like Figure 3 , Figure 6 As shown, in this embodiment, a slide rail 23 is provided at the bottom of the dynamic clamp seat 22, and the slide rail 23 is arranged between the dynamic clamp seat 22 and the frame 1, and the slide rail 23 is laid on the end of the frame 1 away from the fixed clamp seat 21, so that the dynamic clamp seat 22 and the frame 1 are in sliding connection, which is convenient for adjusting the distance between the fixed clamp seat 21 and the dynamic clamp seat 22 to meet the film core 7 of different lengths, thereby improving the applicability of the utility model. In addition, a locking member is provided on the slide rail 23, so that the dynamic clamp seat 22 can be locked on the slide rail 23 to adjust the position of the locking member. In addition, the locking member can be designed as a screwable locking bolt to lock the dynamic clamp seat 22 on the slide rail 23, so that it is convenient for the dynamic clamp seat 22 to cooperate with the fixed clamp seat 21 to clamp the film core 7, and after the grinding is completed, the core can be removed by moving the dynamic clamp seat 22. Of course, in actual design, the structure of the locking member can be designed according to actual needs.

[0035] like Figure 3 , Figure 6As shown, in this embodiment, a front chuck 211 is rotatably provided on the fixed clamp seat 21, and the front chuck 211 is rotatably connected to the fixed clamp seat 21 through a bearing, and the front chuck 211 is connected to the driving end of the driving mechanism 4, and the driving mechanism 4 drives the front chuck 211 to rotate, so that the grinding mechanism 3 can grind the surface of the film core 7. In addition, a rear chuck 221 is rotatably provided on the dynamic clamp seat 22, and the front chuck 211 and the rear chuck 221 are arranged opposite to each other, and the axis of the front chuck 211 coincides with the axis of the rear chuck 221 to clamp the film core 7. In addition, the front chuck 211 and the rear chuck 221 are both tapered to match the inner hole size of the film core 7, and the opposite end of the front chuck 211 and the rear chuck 221 is the end with a smaller size, which is convenient for the film core 7 to be installed and disassembled on the fixed clamp seat 21 and the dynamic clamp seat 22, and improves the grinding efficiency of the film core 7.

[0036] like Figure 5 As shown, in this embodiment, a cleaning box 5 is provided above the front chuck 211 and above the rear chuck 221, and a liquid receiving box 6 for recovering the cleaning liquid is provided below the front chuck 211 and below the rear chuck 221, and the cleaning box 5 and the liquid receiving box 6 are arranged along the length direction of the film core 7. Cleaning liquid is dripped onto the surface of the core in the cleaning box 5 to improve the polishing and cleaning effects and the decontamination effects. The liquid receiving box 6 can collect the cleaning liquid after the film core 7 is polished to prevent environmental pollution. In addition, the cleaning box 5 also has a blowing and drying function, which can not only dry the film core 7, but also blow away the debris or powder residue on the film core 7 to improve the polishing effect of the film core 7.

[0037] like Figure 2 , Figure 3As shown, in this embodiment, the grinding mechanism 3 includes a linear module 31, and a grinding seat 32 is provided on the linear module 31. The grinding seat 32 is connected to the moving end of the linear module 31, so that the linear module 31 drives the grinding seat 32 to move horizontally. A grinding assembly is provided on the grinding seat 32, and the grinding assembly includes a turning tool 33, a sanding belt 34 and a wool belt 35, and the turning tool 33, the sanding belt 34 and the wool belt 35 are sequentially arranged along the axial direction of the film core 7. The function of the turning tool 33 is mainly to grind and process the deeper scratches on the film core 7, while the sanding belt 34 can perform rough grinding on the scratches of the film core 7, and the wool belt 35 can perform fine grinding on the scratches of the film core 7. The linear module 31 drives the turning tool 33, the sanding belt 34, and the wool belt 35 to move or reciprocate along the axial direction of the film core 7 through the grinding seat 32 to grind the surface of the film core 7. Of course, during the polishing process of the film core 7, the linear module 31 can drive the turning tool 33, the sanding belt 34, and the wool belt 35 to stop at a certain position of the film core 7 through the polishing seat 32 according to the distribution position of the scratches on the film core 7, and focus on polishing and processing the position. In addition, the linear module 31 drives the turning tool 33, the sanding belt 34, and the wool belt 35 to move a distance exceeding the length of the film core 7, so that the entire film core 7 can be polished.

[0038] like Figure 3 , Figure 4 As shown, in this embodiment, a knife seat 36, a sanding belt clamp seat 37 and a wool belt clamp seat 38 are also provided on the grinding seat 32. The turning knife 33 is set on the knife seat 36 to fix the turning knife 33, and the feed angle and feed amount of the turning knife 33 can be adjusted according to actual needs. The sanding belt 34 is set on the sanding belt clamp seat 37 to fix the sanding belt 34. The wool belt 35 is set on the wool belt clamp seat 38 to fix the wool belt 35. In addition, the sanding belt 34 and the wool belt 35 are both in an arc shape that matches the film core 7, so that the sanding belt 34 and the wool belt 35 can fit tightly with the film core 7, thereby improving the grinding effect of the film core 7.

[0039] In this embodiment, the sanding belt clamp seat 37, the wool belt clamp seat 38 and the grinding seat 32 are slidably arranged, and the sliding directions of the sanding belt clamp seat 37, the wool belt clamp seat and the grinding seat 32 are perpendicular to the axis of the film core 7, and the sanding belt clamp seat 37 and the wool belt clamp seat 38 can be adjusted on the grinding seat 32 by adjusting components, and the adjusting components can be designed as adjusting bolts, and the distance between the turning tool 33, the sanding belt clamp seat 37 and the wool belt clamp seat 38 can be adjusted according to actual needs, and the sanding belt clamp seat 37 and the wool belt clamp seat 38 can be locked by adjusting bolts to meet the grinding requirements of the film core 7. Of course, in actual design, the structure of the adjusting component can be designed according to actual needs.

[0040] When the utility model is in use, the film core 7 is first clamped between the fixed clamp seat 21 and the dynamic clamp seat 22, the driving mechanism 4 drives the film core 7 to rotate through the fixed clamp seat 21, and the linear module 31 drives the turning tool 33, the sanding belt 34, and the wool belt 35 to move along the axial direction of the film core 7 through the grinding seat 32, that is, through the turning tool 33, the sanding belt 34 and the wool belt 35, and then cooperate with the core clamping mechanism 2 and the driving mechanism 4, the mechanized operation of grinding the film core 7 is realized, and the grinding efficiency of the film core 7 is improved. In addition, the core clamping mechanism 2 can rotate quickly under the drive of the driving mechanism 4, and the turning tool 33, the sanding belt 34, and the wool belt 35 can be tightly pressed against the core under the support of the grinding seat 32, so that the grinding effect can be more uniform and smooth. In addition, the turning tool 33 can also cut the expanded or redundant part of the film core 7, which is convenient for subsequent operations on the film core 7, and can prevent the edge of the film core 7 from scratching the hands of workers.

[0041] It should be understood that those skilled in the art can make improvements or changes based on the above description, and all these improvements and changes should fall within the scope of protection of the claims attached to the utility model.

[0042] The above is an exemplary description of the utility model patent in conjunction with the accompanying drawings. It is obvious that the implementation of the utility model patent is not limited to the above-mentioned method. As long as various improvements are made by adopting the method concept and technical solution of the utility model patent, or the concept and technical solution of the utility model patent are directly applied to other occasions without improvement, they are all within the protection scope of the utility model.

Claims

1. A film core grinding device, characterized in that: It comprises a frame, on which a winding core clamping mechanism and a grinding mechanism are arranged; The core clamping mechanism comprises a fixed clamping seat and a dynamic clamping seat which are arranged at intervals, the film core is clamped between the fixed clamping seat and the dynamic clamping seat, and the fixed clamping seat is connected to the driving end of the driving mechanism; The grinding mechanism includes a linear module, a grinding seat is provided on the linear module, and a grinding assembly is provided on the grinding seat. The linear module drives the grinding assembly to move along the axial direction of the film roll core through the grinding seat to grind the surface of the film roll core.

2. The film core polishing device according to claim 1, characterized in that: The grinding assembly comprises a turning tool, an abrasive belt and a wool belt, and the turning tool, the abrasive belt and the wool belt are arranged in sequence along the axial direction of the film core.

3. The film core grinding device according to claim 2, characterized in that: The sanding belt and the wool belt are both in an arc shape matching the film winding core.

4. The film core polishing device according to claim 2 or 3, characterized in that: The grinding seat is also provided with a tool seat, a sanding belt clamp seat and a wool belt clamp seat, the turning tool is arranged on the tool seat, the sanding belt is arranged on the sanding belt clamp seat, and the wool belt is arranged on the wool belt clamp seat.

5. The film core grinding device according to claim 4, characterized in that: The sanding belt clamp seat, the wool belt clamp seat and the polishing seat are slidably arranged and their positions can be adjusted by adjusting components.

6. The film core polishing device according to any one of claims 1 to 3 or 5, characterized in that: A front clamp is rotatably provided on the fixed clamp seat, and the front clamp is connected to the driving end of the driving mechanism. A rear clamp is rotatably provided on the dynamic clamp seat. The front clamp and the rear clamp are arranged opposite to each other, and the axis of the front clamp coincides with the axis of the rear clamp to clamp the film roll core.

7. The film core grinding device according to claim 6, characterized in that: A slide rail is provided at the bottom of the dynamic clamp seat, and the dynamic clamp seat is slidably connected to the slide rail.

8. The film core grinding device according to claim 7, characterized in that: The slide rail is provided with a locking piece to adjust the position of the locking piece.

9. The film core grinding device according to claim 6, characterized in that: The front clamp and the rear clamp are both in a cone shape matching the inner hole size of the film roll core, and the opposite end of the front clamp and the rear clamp is an end with a smaller size.

10. The film core grinding device according to claim 6, characterized in that: A cleaning box is provided above the front chuck and above the rear chuck, and a liquid receiving box for recovering cleaning liquid is provided below the front chuck and below the rear chuck respectively, and the cleaning box and the liquid receiving box are arranged along the length direction of the film roll core.

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