CN218925875U

CN218925875U - Punching device for processing lugs of soft-package lithium batteries

Info

Publication number: CN218925875U
Application number: CN202223316346.1U
Authority: CN
Inventors: 许家明; 翁永华; 贾文齐
Original assignee: Xiamen Weida Technology Co ltd
Current assignee: Xiamen Weida Technology Co ltd
Priority date: 2022-12-09
Filing date: 2022-12-09
Publication date: 2023-04-28
Anticipated expiration: 2032-12-09

Abstract

The utility model relates to the technical field of soft package lithium battery processing, and discloses a punching device for processing lugs of a soft package lithium battery. The die-cut precision of electric cylinder driven can be accurate to 0.01mm simultaneously by the die-cut efficiency of electric cylinder control upper die movement more than 1.5 times for conventional cylinder, can have the die-cut precision of control mould to improve the life of mould, during die-cut, utilize locating lever cigarette location sliding sleeve sliding fit, can further guarantee the accurate stability of die-cut operation.

Description

Punching device for processing lugs of soft-package lithium batteries

Technical Field

The utility model relates to the technical field of soft-package lithium battery processing, in particular to a punching device for processing soft-package lithium battery lugs.

Background

The soft package lithium battery is formed by sleeving a layer of polymer shell on a liquid lithium ion battery, packaging by adopting an aluminum plastic film, wherein the soft package lithium battery tab comprises a positive electrode tab and a negative electrode tab, the positive electrode tab is generally an aluminum tab, and the negative electrode tab is generally a nickel-plated copper tab or a nickel tab or a copper tab.

At present, in the course of working of utmost point ear, especially, relate to the die-cut processing of utmost point ear, current die-cut device's driving method adopts the cylinder mostly, and cylinder drive makes die-cut efficiency to the sheetmetal not high, and the precision is lower, influences die-cut effect greatly, can not accurate control, shortens the life of mould greatly, is inconvenient for carrying out quick assembly disassembly to the mould and changes.

Accordingly, based on the above-mentioned technical problems, it is necessary for those skilled in the art to develop a punching device for processing the tab of the soft package lithium battery.

Disclosure of Invention

The utility model aims to provide a punching device for processing lugs of a soft-package lithium battery, so as to solve the problems in the background technology.

In order to achieve the above purpose, the present utility model provides the following technical solutions:

the utility model provides a die-cut device technical scheme that soft packet lithium cell utmost point ear processing was used, includes the bottom plate, be the relative form on the bottom plate and be equipped with the curb plate, two the curb plate top is equipped with the roof, be equipped with die-cut subassembly on the roof, die-cut subassembly includes the electric jar, the electric jar output runs through the roof, and the terminal surface is equipped with the mould, it is equipped with the bed die to go up the mould below, be equipped with the location sliding sleeve on the roof, the location sliding sleeve inlays and establishes in the roof, wear to be equipped with the locating lever in the location sliding sleeve, locating lever and location sliding sleeve sliding fit, just the locating lever bottom is connected with last mould.

Preferably, a mounting seat is arranged between the two side plates, a raised line is arranged at the top of the mounting seat, the lower die is positioned on the mounting seat, and the raised line is in sliding fit with the lower die.

Preferably, the positioning sliding sleeve and the positioning rod are provided with a plurality of groups, and the plurality of groups of positioning sliding sleeve and the positioning rod are distributed around the electric cylinder in an array shape.

Preferably, each side plate outer wall is provided with a positioning component, each positioning component comprises a shell, a pull rod penetrates through the corresponding side plate and extends inwards, a positioning block is arranged on the end face of each pull rod, a pressing plate is arranged on each pull rod in the corresponding shell, a spring is sleeved on each pull rod between each pressing plate and each shell inner wall, and notches matched with the corresponding positioning block are formed in two sides of the lower die.

Preferably, the pull rod is in sliding fit with the shell and the side plates, the pressing plate is fixedly connected with the pull rod, and a chamfer is formed at the corner of the positioning block.

Compared with the prior art, the utility model has the beneficial effects that:

(1) The utility model relates to a punching device for processing a soft package lithium battery tab, which is provided with a punching component, wherein an upper die is controlled by an electric cylinder to move, the punching efficiency is improved by more than 1.5 times compared with that of a conventional cylinder, meanwhile, the punching precision driven by the electric cylinder can be accurate to 0.01mm, and the punching precision of the die can be controlled, so that the service life of the die is prolonged, and a positioning rod smoke is utilized to position a sliding sleeve to be in sliding fit during punching, so that the precision and stability of punching operation can be further ensured.

(2) The utility model relates to a punching device for processing lugs of a soft-package lithium battery, which is provided with a positioning assembly, wherein a lower die is only required to be assembled on a mounting seat and pushed forward along a convex strip, the lower die extrudes a positioning block to drive a pressing plate to extrude a spring until the positioning block enters a notch, so that the assembly is completed.

Drawings

FIG. 1 is a schematic diagram of the overall structure of the present utility model;

fig. 2 is a schematic view of the positioning assembly in fig. 1.

In the reference numerals: 1. a bottom plate; 11. a side plate; 12. a top plate; 2. a mounting base; 21. a convex strip; 31. a lower die; 32. an electric cylinder; 33. an upper die; 34. positioning a sliding sleeve; 35. a positioning rod; 4. a housing; 41. a pull rod; 42. a pressing plate; 43. a spring; 44. and (5) positioning blocks.

Detailed Description

The technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model.

In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present utility model, however, the present utility model may be practiced otherwise than as described herein, and therefore the present utility model is not limited to the specific embodiments of the disclosure that follow.

Examples

Referring to fig. 1 and 2, the present utility model provides a punching device for processing a tab of a soft package lithium battery, which comprises the following steps: the automatic punching machine comprises a bottom plate 1, wherein side plates 11 are oppositely arranged on the bottom plate 1, top plates 12 are arranged at the tops of the two side plates 11, punching components are arranged on the top plates 12, each punching component comprises an electric cylinder 32, and specifically, each electric cylinder is a modularized product designed by integrating a servo motor with a screw rod, and converts the rotary motion of the servo motor into linear motion, and simultaneously converts the optimal advantage of the servo motor, namely accurate rotation speed control, accurate rotation number control, accurate torque control into accurate speed control, accurate position control and accurate thrust control; the high-precision linear motion is realized, the output end of the electric cylinder 32 penetrates through the top plate 12, the end surface of the electric cylinder is provided with an upper die 33, the lower die 31 is arranged below the upper die 33, the top plate 12 is provided with a positioning sliding sleeve 34, the positioning sliding sleeve 34 is embedded in the top plate 12, a positioning rod 35 penetrates through the positioning sliding sleeve 34, the positioning rod 35 is in sliding fit with the positioning sliding sleeve 34, the bottom end of the positioning rod 35 is connected with the upper die 33, and concretely, chamfering punching, round corner punching and special-shaped opening punching at different positions can be respectively realized through a plurality of punching assemblies;

the positioning sliding sleeve 34 and the positioning rod 35 are provided with a plurality of groups, and the plurality of groups of positioning sliding sleeve 34 and the positioning rod 35 are distributed around the electric cylinder 32 in an array shape, and specifically, the designed plurality of groups of positioning sliding sleeve 3 and positioning rod 35 can enable punching operation of the upper die to be more stable.

In this embodiment, the metal sheet is placed in the lower die 31, the electric cylinder 32 is started, the upper die 33 is driven by the electric cylinder 32 to move downwards, and the positioning rod 35 slides along the positioning sliding sleeve 34 until the upper die 33 is matched with the lower die 31, and the punching operation of the metal sheet is completed.

Referring to fig. 1 and 2, further, a mounting seat 2 is provided between two side plates 11, a protruding strip 21 is provided at the top of the mounting seat 2, a lower mold 31 is positioned on the mounting seat 2, and the protruding strip 21 is slidably matched with the lower mold 31;

every curb plate 11 outer wall all is equipped with locating component, locating component includes casing 4, wear to be equipped with pull rod 41 on the casing 4, pull rod 41 runs through curb plate 11, and inwards extend, pull rod 41 and casing 4 and curb plate 11 sliding fit, the terminal surface of pull rod 41 is equipped with locating piece 44, the chamfer has been seted up to locating piece 44 corner, specifically, one side of chamfer sets up down mould 31, be equipped with clamp plate 42 on the pull rod 41 that is located the casing 4, clamp plate 42 and pull rod 41 fixed connection, the cover is equipped with spring 43 on the pull rod 41 between clamp plate 42 and the casing 4 inner wall, the lower mould 31 both sides are equipped with the notch with locating piece 44 looks adaptation.

In this embodiment, the lower die 31 is placed on the mounting seat 2, and the lower die 31 is pushed forward along the convex strip 21, the lower die 31 presses the positioning block 44, and the pressing plate 42 is driven to press the spring 43 until the positioning block 44 enters the notch, so that the assembly is completed.

Specifically, the working principle and the use flow of the utility model are as follows: the metal sheet is placed in the lower die 31, the electric cylinder 32 is started, the upper die 33 is driven by the electric cylinder 32 to move downwards, the positioning rod 35 slides along the positioning sliding sleeve 34 until the upper die 33 is matched with the lower die 31, and the punching operation of the metal sheet is completed until all working sequences are completed.

The foregoing is only a preferred embodiment of the present utility model, but the scope of the present utility model is not limited thereto, and any person skilled in the art, who is within the scope of the present utility model, should make equivalent substitutions or modifications according to the technical scheme of the present utility model and the inventive concept thereof, and should be covered by the scope of the present utility model.

In the description of the present utility model, it should be understood that the terms "coaxial," "bottom," "one end," "top," "middle," "another end," "upper," "one side," "top," "inner," "front," "center," "two ends," etc. indicate orientations or positional relationships based on the orientation or positional relationships shown in the drawings, are merely for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model.

In the present utility model, unless explicitly specified and limited otherwise, the terms "mounted," "configured," "connected," "secured," "screwed," and the like are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; either directly or indirectly through intermediaries, or in communication with each other or in interaction with each other, unless explicitly defined otherwise, the meaning of the terms described above in this application will be understood by those of ordinary skill in the art in view of the specific circumstances.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a die-cut device that soft packet of lithium cell utmost point ear processing was used, its characterized in that, including bottom plate (1), be relatively form on bottom plate (1) and be equipped with curb plate (11), two curb plate (11) top is equipped with roof (12), be equipped with die-cut subassembly on roof (12), die-cut subassembly includes electric jar (32), electric jar (32) output runs through roof (12), and the terminal surface is equipped with mould (33), it is equipped with bed die (31) to go up mould (33) below, be equipped with location sliding sleeve (34) on roof (12), location sliding sleeve (34) are inlayed and are established in roof (12), wear to be equipped with locating lever (35) in location sliding sleeve (34), locating lever (35) and location sliding sleeve (34) sliding fit, just locating lever (35) bottom is connected with last mould (33).

2. The punching device for processing lugs of soft-package lithium batteries according to claim 1, wherein: be equipped with mount pad (2) between two curb plate (11), mount pad (2) top is equipped with sand grip (21), bed die (31) are located mount pad (2), sand grip (21) and bed die (31) slip adaptation.

3. The punching device for processing lugs of soft-package lithium batteries according to claim 1, wherein: the positioning sliding sleeve (34) and the positioning rod (35) are provided with a plurality of groups, and the plurality of groups of positioning sliding sleeve (34) and the positioning rod (35) are distributed around the electric cylinder (32) in an array mode.

4. The punching device for processing lugs of soft-package lithium batteries according to claim 1, wherein: every curb plate (11) outer wall all is equipped with locating component, locating component includes casing (4), wear to be equipped with pull rod (41) on casing (4), pull rod (41) run through curb plate (11) to inwards extend, the terminal surface of pull rod (41) is equipped with locating piece (44), is located be equipped with clamp plate (42) on pull rod (41) in casing (4), the cover is equipped with spring (43) on pull rod (41) between clamp plate (42) and casing (4) inner wall, bed die (31) both sides are equipped with the notch with locating piece (44) looks adaptation.

5. The punching device for processing the tab of the soft-packaged lithium battery according to claim 4, wherein: the pull rod (41) is in sliding fit with the shell (4) and the side plates (11), the pressing plate (42) is fixedly connected with the pull rod (41), and a chamfer is formed at the corner of the positioning block (44).