CN220392745U

CN220392745U - Receive and release roller tip fixture

Info

Publication number: CN220392745U
Application number: CN202321849240.XU
Authority: CN
Inventors: 臧世伟; 刘文卿
Original assignee: Shenzhen Jinmei New Material Technology Co ltd
Current assignee: Shenzhen Jinmei New Material Technology Co ltd
Priority date: 2023-07-13
Filing date: 2023-07-13
Publication date: 2024-01-26
Anticipated expiration: 2033-07-13

Abstract

The utility model discloses a winding and unwinding roller end clamping mechanism in the technical field of conductive film production, which comprises clamping assemblies and a jacking assembly, wherein the clamping assemblies and the jacking assembly are symmetrically arranged at two ends of a winding and unwinding roller, the clamping assemblies comprise a connecting part and a driving part, the connecting part is connected with one end of the winding and unwinding roller, the driving part is connected with a driving mechanism of winding and unwinding equipment, one end of the jacking assembly is sleeved outside the connecting part, and the other end of the jacking assembly is connected with the winding and unwinding equipment, so that the clamping assemblies are tightly jacked at two ends of the winding and unwinding roller. The winding and unwinding roller in the existing coating equipment is unstable in rotation during winding and unwinding, the winding of the film is irregular, wrinkles are easily generated, and the quality of the film is affected.

Description

Receive and release roller tip fixture

Technical Field

The utility model relates to the technical field of conductive film production, in particular to a clamping mechanism for an end part of a winding and unwinding roller.

Background

The conductive film is a high polymer material with copper layers or aluminum layers plated on the top surface and the bottom surface of a base material such as PET, PP and the like, is also called a sandwich structure, is also called a composite film current collector, is a material with various good performances, is widely applied to lithium ion batteries, and is mainly used as a battery current collector in the lithium ion batteries.

In the process of preparing the conductive film, a winding and unwinding roller is a common unwinding and winding tool. When the winding and unwinding roller is installed, the winding and unwinding roller is usually inserted into the film winding core, and then the winding and unwinding roller is installed into winding and unwinding equipment so as to be stable in the subsequent winding and unwinding processes.

However, in the existing winding and unwinding roller installation mode, after the winding and unwinding roller is installed, the winding and unwinding roller easily slides left and right in the axial line direction in the rotation process, so that the position of the film in the winding and unwinding process is changed, the winding of the film is not neat, wrinkles are easily generated, and the quality of the film is affected.

The above drawbacks need to be addressed.

Disclosure of Invention

The utility model provides a clamping mechanism at the end part of a winding and unwinding roller, which aims to solve the problems that the winding and unwinding roller in the existing coating equipment is unstable in rotation during winding and unwinding, so that the winding of a film is not uniform, wrinkles are easily generated and the quality of the film is affected.

The technical scheme of the utility model is as follows:

the utility model provides a receive and release roller tip fixture, sets up at the tight subassembly of clamp assembly, the top at receive and release roller both ends including the symmetry, clamp assembly includes connecting portion and drive division, connecting portion with receive and release roller's one end is connected, drive division is connected with receive and release equipment's actuating mechanism, the one end of tight subassembly in top is used for the cover to establish the outside of connecting portion, the other end of tight subassembly in top with receive and release equipment connects, makes receive and release roller top tightly receive and release roller both ends.

According to the utility model, the driven gears are arranged at the two ends of the winding and unwinding roller, the tooth grooves matched with the driven gears are arranged on the connecting part, and the driven gears are spliced with the tooth grooves.

According to the utility model of the scheme, the driving mechanism comprises a driving shaft, the driving part is provided with a jack, and the driving shaft is in plug-in fit with the jack.

Further, a limiting pin is arranged on the circumference of the driving shaft, a limiting groove is formed in the insertion hole, and the limiting pin is clamped with the limiting groove.

According to the utility model of the scheme, the jacking assembly comprises the jacking seat and the air cylinder, the jacking seat is used for being sleeved on the outer side of the connecting part, one end of the air cylinder is connected with one side, far away from the winding and unwinding roller, of the jacking seat, and the other end of the air cylinder is connected with the winding and unwinding equipment.

According to the utility model of the scheme, the first rolling bearing is sleeved on the outer side of the connecting part, and the jacking seat is sleeved on the outer side of the connecting part through the first rolling bearing.

According to the utility model of the scheme, the jacking assembly further comprises a guide shaft, one end of the guide shaft is connected with the winding and unwinding device, and the other end of the guide shaft penetrates through the jacking seat and is in sliding connection with the jacking seat.

According to the utility model, the limiting assemblies are symmetrically arranged on two sides of the jacking seat, each limiting assembly comprises a vertically arranged mounting seat, a limiting shaft and a clamping block, one side of each mounting seat is connected with the jacking seat, each limiting shaft penetrates through each mounting seat and is in plug-in fit with the corresponding mounting seat to be connected with the winding and unwinding equipment, each clamping block is arranged at the top of each limiting shaft, each mounting seat is provided with a clamping groove, and each clamping block is in clamping connection with each clamping groove.

According to the utility model, the top of the limiting shaft is provided with the clamping block, the mounting seat is provided with the spring groove, the limiting shaft is provided with the fixing ring, the spring is arranged on the spring groove, and the spring is sleeved outside the limiting shaft and connected with the fixing ring.

According to the utility model of the scheme, the pushing seat is also provided with a pulling block for driving the clamping assembly to move.

According to the utility model of the scheme, the supporting seat for supporting the winding and unwinding roller is arranged in front of the clamping component, the top of the supporting seat is an arc surface, a second rolling bearing is arranged on the connecting shaft of the winding and unwinding roller, and the second rolling bearing is attached to the top of the supporting seat.

The utility model according to the scheme has the beneficial effects that:

in the clamping mechanism at the end part of the winding and unwinding roller, the clamping component comprises a connecting part and a driving part, the connecting part is connected with the winding and unwinding roller, the driving part is connected with a driving mechanism of winding and unwinding equipment, and the driving mechanism drives the clamping component to rotate so as to drive the winding and unwinding roller to rotate to realize winding or unwinding of the film; in addition, the outside at connecting portion is established to the one end cover of tight subassembly in the top, and the other end and the receipts of tight subassembly of top are connected for press from both sides tight at receive and release roller both ends of tight subassembly top, make actuating mechanism can drive receive and release roller stable rotation, prevent to receive and release roller and remove in its axis direction, thereby make the receive and release of film more neat, reduce the fold of film, ensure the quality of film.

Drawings

FIG. 1 is a schematic diagram of an application of the present utility model to a winding and unwinding device;

FIG. 2 is a split view of the present utility model and a take-up and pay-off roll;

FIG. 3 is a cross-sectional view of the utility model with a take-up and pay-off roll;

FIG. 4 is an enlarged view of portion A of FIG. 3;

FIG. 5 is a schematic diagram of the structure of the present utility model;

FIG. 6 is a split view of the present utility model;

FIG. 7 is an enlarged view of portion B of FIG. 6;

fig. 8 is a schematic structural view of the clamping assembly.

In the figure, 1, a driving mechanism; 11. a drive shaft; 111. a limiting pin; 2. a clamping assembly; 21. a connection part; 211. tooth slots; 22. a driving section; 221. a jack; 2211. a limit groove; 23. a first rolling bearing; 3. a jacking component; 31. a pushing seat is tightly pressed; 311. a guide hole; 312. pulling the block; 32. a cylinder; 33. a guide shaft; 4. a winding and unwinding roller; 41. a driven gear; 42. a second rolling bearing; 5. a limit component; 51. a mounting base; 511. a mounting hole; 512. a clamping groove; 513. a spring groove; 52. a limiting shaft; 521. a fixing ring; 522. a clamping block; 53. a spring; 6. a support base; 7. a film web.

Detailed Description

In order to make the technical problems, technical schemes and beneficial effects to be solved more clear, the utility model is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the utility model.

As shown in fig. 1 to 4, the utility model provides a winding and unwinding roller end clamping mechanism, which is arranged in winding and unwinding equipment, wherein driving mechanisms 1 are arranged on two sides of the inside of the winding and unwinding equipment, the winding and unwinding roller end clamping mechanism comprises clamping assemblies 2 and jacking assemblies 3 symmetrically arranged at two ends of a winding and unwinding roller 4, the clamping assemblies 2 comprise connecting parts 21 and driving parts 22, the connecting parts 21 are connected with one ends of the winding and unwinding roller 4, the driving parts 22 are connected with the driving mechanisms 1 of the winding and unwinding equipment, and the driving mechanisms 1 drive the winding and unwinding roller 4 to rotate through the clamping assemblies 2, so that winding and unwinding of films are realized. One end of the tightening assembly 3 is used for being sleeved on the outer side of the connecting part 21, the other end of the tightening assembly 3 is connected with winding and unwinding equipment, the clamping assembly 2 is tightly jacked on two ends of the winding and unwinding roller 4, the driving mechanism 1 can drive the winding and unwinding roller 4 to stably rotate, the winding and unwinding roller 4 is prevented from moving in the axial direction of the winding and unwinding roller, accordingly winding and unwinding of a film are tidier, folds of the film are reduced, and the quality of the film is ensured.

As shown in fig. 3 to 8, in the present embodiment, the winding and unwinding roller 4 may be designed as an inflatable shaft, and of course, in actual design, the structure of the winding and unwinding roller 4 may be designed according to actual needs. The winding and unwinding roller 4 is used for being inserted into a winding core of the film coiled material 7, driven gears 41 are arranged at two ends of the winding and unwinding roller 4, tooth grooves 211 matched with the driven gears 41 are formed in the connecting portion 21, the driven gears 41 are spliced with the tooth grooves 211, and the winding and unwinding roller 4 is conveniently clamped and driven to rotate by a clamping mechanism. The driving mechanism 1 comprises a driving shaft 11, a jack 221 is arranged on the driving part 22, the driving shaft 11 is in plug-in fit with the jack 221, the driving shaft 11 drives the driving part 22 to rotate, and accordingly the connecting part 21 is driven to rotate, and the winding and unwinding roller 4 is further driven to rotate to wind or unwind a film. In addition, the circumference of drive shaft 11 is provided with spacer pin 111, is equipped with spacing groove 2211 on the jack 221, and spacer pin 111 and spacing groove 2211 joint prevent that drive portion 22 and drive shaft 11 from taking place relative rotation, make drive shaft 11 drive clamp assembly 2 rotation to drive receive and release roller 4 rotation.

As shown in fig. 5 and 6, in the present embodiment, the tightening assembly 3 includes a tightening seat 31 and a cylinder 32, where the tightening seat 31 is used to be sleeved on the outer side of the connection portion 21, so that the tooth slot 211 of the clamping assembly 2 is tightened against the driven gear 41 of the winding and unwinding roller 4. The axis of cylinder 32 is parallel with the axis of receive and release roller 4, and the one end and the tight seat 31 of top of cylinder 32 are kept away from receive and release roller 4 one side and are connected, and the other end and the receive and release equipment of cylinder 32 are connected for tight seat 31 of top can horizontal migration. The first rolling bearing 23 is fitted over the outer side of the connecting portion 21, the outer side of the connecting portion 21 is fixedly fitted into the inner ring of the first rolling bearing 23, and the pressing seat 31 is fitted over the outer side of the connecting portion 21 through the first rolling bearing 23. The cylinder 32 drives the jacking seat 31 to horizontally move, so that the jacking seat 31 is in plug-in fit with the outer ring of the first rolling bearing 23, and the driving mechanism 1 can drive the winding and unwinding roller 4 to stably rotate after the winding and unwinding roller 4 is jacked tightly.

As shown in fig. 5 and 6, in this embodiment, the puller assembly 3 further includes a guide shaft 33, one end of the guide shaft 33 is connected with the winding and unwinding device, a guide hole 311 is provided on the puller seat 31, and the other end of the guide shaft 33 passes through the guide hole 311 and is slidably connected with the puller seat 31, so that the puller seat 31 can move on the guide shaft 33, the guide shaft 33 plays a role in guiding the movement of the puller seat 31, and the puller seat 31 can be accurately sleeved on the outer side of the connecting portion 21.

As shown in fig. 5, 6 and 7, in the present embodiment, two sides of the tightening seat 31 are symmetrically provided with a limiting assembly 5, the limiting assembly 5 includes a vertically arranged mounting seat 51, a limiting shaft 52 and a clamping block 522, one side of the mounting seat 51 is connected with the tightening seat 31, a penetrating mounting hole 511 is provided on the mounting seat 51, and the limiting shaft 52 and the mounting hole 511 can relatively rotate and are in plug-in fit; the winding and unwinding equipment is provided with the limiting hole, the limiting shaft 52 is inserted into the limiting hole and plays a limiting role on the jacking seat 31, so that the jacking seat 31 is jacked tightly with the winding and unwinding roller 4, the position of the jacking seat 31 can be fixed, and the winding and unwinding roller 4 is prevented from moving in the axial direction in the winding and unwinding process. The clamping block 522 is arranged at the top of the limiting shaft 52, the mounting seat 51 is provided with the clamping groove 512, the clamping block 522 is clamped with the clamping groove 512, the limiting shaft 52 and the limiting hole are convenient to plug in, and the assembly stability is improved; when the limiting shaft 52 is lifted from the limiting hole, the clamping block 522 is separated from the clamping groove 512, the limiting shaft 52 is rotated, the clamping block 522 is clamped at the top of the mounting seat 51, and the clamping block 522 is not inserted into the clamping groove 512, so that the lower end of the limiting shaft 52 is not in plug-in fit with the limiting hole, the mounting seat 51 can move along with the synchronous movement of the jacking seat 31 conveniently, and the mounting and dismounting of the winding and unwinding roller 4 are facilitated. In addition, the pulling block 312 is further arranged on the tightening seat 31, the pulling block 312 is L-shaped, and after the cylinder 32 drives the tightening seat 31 to move towards one side far away from the winding and unwinding roller 4, the clamping assembly 2 is driven to move together by the pulling block 312, so that the driven gear 41 is separated from the tooth slot 211, and the winding and unwinding roller 4 and the film coiled material 7 on the winding and unwinding roller 4 are convenient to install and detach.

As shown in fig. 5, 6 and 7, in the present embodiment, a spring 53 groove 513 is provided on the mounting seat 51, a fixing ring 521 is provided on the limiting shaft 52, the spring 53 is provided on the spring 53 groove 513, and the spring 53 is sleeved outside the limiting shaft 52 and connected with the fixing ring 521. The lower end of the spring 53 is fixedly mounted on the fixing ring 521, and the upper end of the spring 53 abuts against the upper end of the spring 53 groove 513. When the clamping block 522 is not inserted into the clamping groove 512, the spring 53 is compressed, and when the clamping block 522 is inserted into the clamping groove 512, the spring 53 is restored, so that the limiting shaft 52 is quickly inserted into the limiting hole, and quick insertion is realized.

As shown in fig. 2 to 4, in the present embodiment, a supporting seat 6 for supporting the winding and unwinding roller 4 is provided in front of the clamping assembly 2, the top of the supporting seat 6 is a cambered surface, a second rolling bearing 42 is provided on a connecting shaft of the winding and unwinding roller 4, and the second rolling bearing 42 is attached to the top of the supporting seat 6, so that the driven gear 41 of the winding and unwinding roller 4 is conveniently inserted into the tooth slot 211 of the clamping assembly 2.

When the utility model is used, the second rolling bearings 42 at the two ends of the winding and unwinding roller 4 are attached to the supporting seat, then the clamping components 2 at the two ends of the winding and unwinding roller 4 are manually pushed to move towards the driven gear 41 of the winding and unwinding roller 4, and the clamping components 2 are rotated to find the meshing position of the tooth slot 211 of the connecting part 21 and the driven gear 41, so that the driven gear 41 is inserted into the tooth slot 211; then, the cylinder 32 is used for driving the tightening seat 31, so that the tightening seat 31 is sleeved on the first rolling bearing 23 outside the connecting part 21, and the driven gear 41 in the tooth slot 211 of the clamping assembly 2 is tightened, namely, the cylinders 32 symmetrically arranged at two ends of the winding and unwinding roller 4 tightly press the winding and unwinding roller 4 in the middle of the winding and unwinding equipment; the driven gear 41 is tightly propped up and then rotates the limiting shaft 52, so that the clamping block 522 is positioned above the clamping groove 512, and the limiting shaft 52 can be downwards moved and is in plug-in fit with the limiting hole under the action of the spring 53. When the winding and unwinding roller 4 needs to be taken out, the limiting shaft 52 is lifted from the limiting hole, then the clamping block 522 is rotated, the clamping block 522 is clamped at the top of the mounting seat 51, then the jacking seat 31 is firstly moved to one side far away from the winding and unwinding roller 4 through the air cylinder 32, after a certain distance of movement, the jacking seat 31 drives the clamping assembly 2 to move together through the pulling block 312, so that the driven gear 41 is separated from the tooth groove 211, and then the winding and unwinding roller 4 and the film coiled material 7 on the winding and unwinding roller 4 can be taken down.

It will be understood that modifications and variations will be apparent to those skilled in the art from the foregoing description, and it is intended that all such modifications and variations be included within the scope of the following claims.

While the utility model has been described above with reference to the accompanying drawings, it will be apparent that the implementation of the utility model is not limited by the above manner, and it is within the scope of the utility model to apply the inventive concept and technical solution to other situations as long as various improvements made by the inventive concept and technical solution are adopted, or without any improvement.

Claims

1. Receive and release roller tip fixture, its characterized in that, including the symmetry setting at the tight subassembly of clamp assembly, the tight subassembly in top of receive and release roller both ends, the clamp assembly includes connecting portion and drive division, connecting portion with receive and release roller's one end is connected, drive division is connected with receive and release equipment's actuating mechanism, the one end of tight subassembly in top is used for the cover to establish the outside of connecting portion, the other end of tight subassembly in top with receive and release equipment connects, makes receive and release roller top tightly receive and release roller both ends.

2. The winding and unwinding roller end clamping mechanism according to claim 1, wherein driven gears are arranged at two ends of the winding and unwinding roller, tooth grooves matched with the driven gears are arranged on the connecting portion, and the driven gears are spliced with the tooth grooves.

3. The winding and unwinding roller end clamping mechanism according to claim 1, characterized in that the driving mechanism comprises a driving shaft, a jack is arranged on the driving part, and the driving shaft is in plug-in fit with the jack.

4. A winding and unwinding roller end clamping mechanism according to claim 3, characterized in that a limiting pin is arranged in the circumferential direction of the driving shaft, a limiting groove is arranged on the insertion hole, and the limiting pin is clamped with the limiting groove.

5. The winding and unwinding roller end clamping mechanism according to claim 1, wherein the tightening assembly comprises a tightening seat and an air cylinder, the tightening seat is arranged on the outer side of the connecting portion in a sleeved mode, one end of the air cylinder is connected with one side, far away from the winding and unwinding roller, of the tightening seat, and the other end of the air cylinder is connected with the winding and unwinding device.

6. The winding and unwinding roller end clamping mechanism according to claim 5, wherein the outer side of the connecting portion is sleeved with a first rolling bearing, and the tightening seat is sleeved on the outer side of the connecting portion through the first rolling bearing.

7. The unwind and wind roller end clamping mechanism of claim 5, wherein said puller assembly further comprises a guide shaft, one end of said guide shaft being connected to said unwind and wind device, and the other end of said guide shaft extending through said puller seat and being slidably connected thereto.

8. The winding and unwinding roller end clamping mechanism according to claim 5, wherein limiting assemblies are symmetrically arranged on two sides of the tightening seat, each limiting assembly comprises a vertically arranged mounting seat, a limiting shaft and a clamping block, one side of each mounting seat is connected with the tightening seat, each limiting shaft penetrates through each mounting seat and is in plug-in fit with the corresponding mounting seat for being connected with winding and unwinding equipment, each clamping block is arranged on the top of each limiting shaft, each mounting seat is provided with a clamping groove, and each clamping block is in clamping connection with each clamping groove.

9. The winding and unwinding roller end clamping mechanism according to claim 8, wherein a spring groove is formed in the mounting seat, a fixing ring is arranged on the limiting shaft, a spring is arranged on the spring groove, and the spring is sleeved on the outer side of the limiting shaft and connected with the fixing ring.

10. The winding and unwinding roller end clamping mechanism according to claim 5, wherein the tightening seat is further provided with a pulling block for driving the clamping assembly to move.