Head winding mechanism of winding equipment
By designing a pressure plate structure at the head of the winding equipment, the end of the material roll can be quickly pressed, solving the problem of cumbersome diaphragm needle threading operation and improving the production efficiency of the winding equipment.
Patent Information
- Application Number
- CN202520064841.2
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2025-01-10
- Publication Date
- 2026-02-27
- Estimated Expiration
- 2035-01-10
AI Technical Summary
The existing winding process is cumbersome to insert the diaphragm needle during the initial winding, resulting in low efficiency in the needle winding, unwinding, and exiting actions.
Design a winding head starting mechanism for a winding device, which adopts a winding needle seat, winding needle, pressure plate structure and drive structure. The pressure plate structure quickly presses the end of the material roll to achieve rapid starting.
It improves the production efficiency of needle winding, simplifies the diaphragm needle threading operation, and enhances the working efficiency of winding equipment.
Smart Images
Figure CN223956605U_ABST
Abstract
Description
TECHNICAL FIELD
[0001] The utility model relates to lithium battery production technical field especially is related to a winding equipment head roll -up mechanism. BACKGROUND
[0002] The electric core of lithium battery can adopt winding and lamination two processes to produce. Winding process is that the positive and negative pole pieces and diaphragm of separate unwinding are concentrated to the roll needle, the diaphragm and pole piece of sequence stacking are clamped by roll needle and are wound to form roll core. The roll needle of winding equipment usually includes a pair of clamping needle, and the diaphragm is wound after being clamped by the clamping needle when winding the diaphragm through the clamping needle. The current winding process, when rolling up, the diaphragm needs to be threaded, so that the diaphragm passes between the two clamping needles, and then the diaphragm is clamped by the clamping needle and rolled up. When the diaphragm threading operation is carried out during winding, the roll needle needs to be retracted and ejected, which is complicated and low in efficiency. SUMMARY
[0003] The main purpose of the utility model is to provide a winding equipment head roll -up mechanism to solve the above technical problems, which can quickly press the end of the material roll and roll up.
[0004] To achieve the above purpose, the utility model adopts the following technical scheme:
[0005] A winding equipment head roll -up mechanism, comprising a roll needle seat, a roll needle and a pressing plate structure, the pressing plate structure comprising a driving structure, a rotating shaft and a pressing plate, the roll needle seat is installed at the end of the two roll needles, the driving structure is installed on the other end of the two roll needles, the pressing plate is fixed on the rotating shaft, and the driving structure drives the rotating shaft to rotate.
[0006] As a preferred technical scheme, the side surface of the pressing plate is provided with a tooth type part for pressing the diaphragm.
[0007] As a preferred technical scheme, the driving structure comprises a cylinder, a cylinder seat, a follow-up wheel structure and a wheel groove seat, the cylinder seat is fixed on the mounting seat, the cylinder is installed on the cylinder seat, the follow-up wheel structure is installed on the end of the rotating shaft, the wheel groove seat is provided with a wheel groove, the follow-up wheel structure moves along the wheel groove, and the cylinder drives the wheel groove seat to move.
[0008] As a preferred technical scheme, the follow-up wheel structure comprises a follow-up seat and a follow-up wheel, the follow-up seat is fixed on the end of the rotating shaft, the follow-up wheel is rotatably arranged on the follow-up seat, and the follow-up wheel moves along the wheel groove.
[0009] As a preferred technical scheme, the driving structure further comprises a guide structure, the guide structure is installed on the cylinder seat and connected with the wheel groove seat.
[0010] As a preferred technical solution, the guide structure comprises a sliding block and a guide rail, the guide rail is fixed on the cylinder seat, and the sliding block is fixed on the wheel groove seat and moves along the guide rail.
[0011] As a preferred technical solution, the guide structure further comprises a guide rod, the lower end of the guide rod is fixed on the wheel groove seat, and a guide hole is further arranged on the cylinder seat, and the guide rod is arranged in the guide hole.
[0012] As a preferred technical solution, it further comprises a push plate, the push plate is aligned with the gap between the two winding needles, and the shape of the push plate matches the shape of the pressing plate.
[0013] The winding equipment head winding mechanism has the advantages that the pressing plate structure is arranged between the winding needles, after the material roll is cut, the end of the material roll is pushed into the winding needles through the push plate, and then the end of the material roll is pressed tightly through the pressing plate structure, so that the end of the material roll is quickly pressed, the winding needle can quickly wind, and the winding production efficiency of the winding needle is improved. BRIEF DESCRIPTION OF DRAWINGS
[0014] Figure 1 It is a structural schematic view of the winding equipment head winding mechanism of the utility model;
[0015] Figure 2 It is a side view of the winding equipment head winding mechanism of the utility model;
[0016] Figure 3 It is a structural schematic view of the push plate and the pressing plate of the utility model;
[0017] Figure 4 It is a structural schematic view of the pressing plate structure of the utility model. DETAILED DESCRIPTION
[0018] In order to make the purpose, technical scheme and advantages of the utility model more clear and obvious, the utility model is further described in detail below in combination with the drawings and examples. It should be understood that the specific examples described herein are only used to explain the utility model, and are not used to limit the utility model.
[0019] Please combine Figure 1 , Figure 2 and Figure 3As shown in the figure, a winding device head winding mechanism, comprising a winding needle base 1, a winding needle 2, a pressing plate structure 3 and a push plate 4, the pressing plate structure 3 comprises a driving structure 35, a rotating shaft 32, a pressing plate 33, a bearing 34 and a mounting seat 31, the winding needle base 1 and the mounting seat 31 are installed at both ends of the two winding needles 2, the driving structure 35 is installed on the mounting seat, the pressing plate 33 is fixedly arranged on the rotating shaft 32, the bearing 34 is installed on the winding needle base 1 and the mounting seat 31, and the bearing 34 is sleeved on the rotating shaft 34, the driving structure 35 drives the rotating shaft 32 to rotate, the side surface of the pressing plate 33 is provided with a tooth type part 331 for pressing the material roll, the push plate 4 is aligned with the gap between the two winding needles 2, and the shape of the push plate 4 matches the shape of the pressing plate 33. When the head of the material roll needs to be cut and wound, the push plate 4 drives the end of the material roll to enter between the two winding needles 2, the cutter a drives the material roll to be cut, the driving structure 35 drives the rotating shaft 32 to rotate, the pressing plate 33 and the push plate 4 stagger to press the material roll, and the push plate 4 exits, so as to press the end of the material roll, so that the winding needle 2 can be smoothly wound.
[0020] As Figure 4 shown, the driving structure 35 comprises a cylinder 352, a cylinder seat 351, a follow-up wheel structure 354, a wheel groove seat 353 and a guide structure 355, the cylinder seat 351 is fixedly arranged on the mounting seat 31, the cylinder 352 is installed on the cylinder seat 351, the follow-up wheel structure 354 is installed at the end of the rotating shaft 32, the wheel groove seat 353 is provided with a wheel groove 3531, the follow-up wheel structure 354 moves along the wheel groove 3531, the cylinder 352 drives the wheel groove seat 353 to move, the guide structure 355 is installed on the cylinder seat 351 and connected with the wheel groove seat 353, the cylinder 352 drives the wheel groove seat 353 to move along the guide structure 355, so as to drive the follow-up wheel structure 354 to move along the wheel groove 3531, thereby driving the rotating shaft 32 to rotate, realizing the pressing of the end of the material roll by the pressing plate 33. The follow-up wheel structure 354 comprises a follow-up seat 3541 and a follow-up wheel 3542, the follow-up seat 3541 is fixedly arranged at the end of the rotating shaft 33, and the follow-up wheel 3542 is rotatably arranged on the follow-up seat 354, the follow-up wheel 3542 moves along the wheel groove 3531, when the cylinder 352 drives the wheel groove seat 353 to move, the follow-up wheel 3542 moves along the wheel groove 3531, thereby driving the follow-up seat 3541 to drive the rotating shaft 33 to rotate.
[0021] Specifically, the guide structure 355 comprises a sliding block 3552, a guide rail 3551 and a guide rod 3553, the guide rail 3551 is fixedly arranged on the cylinder seat 351, the sliding block 3552 is fixedly arranged with the wheel groove seat 353, the sliding block 3552 moves along the guide rail 3551, the guide rod 3553 is fixedly arranged at the lower end of the wheel groove seat 353, and the cylinder seat 351 is further provided with a guide hole 3511, the guide rod 3553 penetrates through the guide hole 3511, thereby realizing the guiding effect of the wheel groove seat 353.
[0022] The above-mentioned embodiments are only preferred examples of the present application, and are not intended to limit the scope of the present application, so equivalent changes or modifications made in accordance with the structure, features and principles described in the patent application scope of the present application should be included in the patent application scope of the present application.
Claims
1. A winding apparatus head take-up mechanism, characterized by, The winding needle base, the winding needle and the pressing plate structure, the pressing plate structure includes driving structure, rotating shaft, pressing plate and mounting seat, the winding needle base and the mounting seat are installed on the end of two winding needles, the driving structure is installed on the other end of two winding needles, the pressing plate is fixed on the rotating shaft, the driving structure drives the rotating shaft to rotate.
2. The take-up head mechanism of claim 1, wherein, The side of the pressing plate is provided with a tooth type part for pressing the diaphragm.
3. The take-up head mechanism of claim 1, wherein, The driving structure includes a cylinder, a cylinder seat, a follow-up wheel structure and a wheel groove seat, the cylinder seat is fixed on the mounting seat, the cylinder is installed on the cylinder seat, the follow-up wheel structure is installed on the end of the rotating shaft, the wheel groove seat is provided with a wheel groove, the follow-up wheel structure moves along the wheel groove, the cylinder drives the wheel groove seat to move.
4. The take-up head mechanism of claim 3, wherein, The follow-up wheel structure includes a follow-up seat and a follow-up wheel, the follow-up seat is fixed on the end of the rotating shaft, the follow-up wheel is rotatably arranged on the follow-up seat, and the follow-up wheel moves along the wheel groove.
5. The take-up head mechanism of claim 3, wherein, The driving structure further includes a guide structure, the guide structure is installed on the cylinder seat and connected with the wheel groove seat.
6. The take-up head mechanism of claim 5, wherein, The guide structure includes a sliding block and a guide rail, the guide rail is fixed on the cylinder seat, the sliding block is fixed with the wheel groove seat, and the sliding block moves along the guide rail.
7. The take-up head mechanism of claim 6, wherein, The guide structure further includes a guide rod, the lower end of the guide rod is fixed on the wheel groove seat, and the cylinder seat is further provided with a guide hole, and the guide rod is arranged in the guide hole.
8. The take-up head mechanism of claim 2, wherein, It further includes a push plate, the push plate is aligned with the gap of the two winding needles, and the shape of the push plate matches the shape of the pressing plate.