CN214152958U

CN214152958U - Cold sealing equipment

Info

Publication number: CN214152958U
Application number: CN202022784241.3U
Authority: CN
Inventors: 韩丹丹; 蒋新欣; 许永顺; 李长春
Original assignee: Huizhou Yiwei Energy Collection Co ltd
Current assignee: Huizhou Yiwei Energy Collection Co ltd
Priority date: 2020-11-26
Filing date: 2020-11-26
Publication date: 2021-09-07
Anticipated expiration: 2030-11-26

Abstract

The utility model discloses a cold sealing equipment, through setting up the base, cold sealing device and utmost point ear positioner, before the antipodal ear carries out cold sealing, sideslip cylinder drive tool board is toward the direction removal near utmost point ear, tool board utilizes protruding top to hold utmost point ear, then two spacing of clamping jaw cylinder drive are close to each other, it is spacing to carry out the both sides limit of utmost point ear, accomplish the regular location to utmost point ear promptly, let the utmost point ear of utmost point ear glue can aim at the plastic-aluminum membrane PP layer, last lift cylinder drive cold sealing head holds close laminate polymer battery, accomplish the cold sealing operation to laminate polymer battery. Because before carrying out cold seal operation, regular location has been carried out to utmost point ear, can make the utmost point ear of utmost point ear glue and aim at aluminium-plastic film PP layer, improve cold seal effect, can prevent that follow-up laminate polymer battery that heat-seal came out from taking place the electrolyte and leaking the problem.

Description

Cold sealing equipment

Technical Field

The utility model relates to a laminate polymer battery production technical field especially relates to a cold sealing equipment.

Background

The performance parameters of the battery are mainly electromotive force, capacity, specific energy and resistance. The battery has simple structure, convenient carrying, simple and easy charging and discharging operation, stable and reliable performance and no influence of outside climate and temperature, and plays a great role in various aspects of modern social life. The most that the battery used at present is laminate polymer battery, laminate polymer battery adopts aluminium-plastic film encapsulation electricity core usually, and laminate polymer battery can only blow out and split at most under the condition that takes place the potential safety hazard, and laminate polymer battery compares in most batteries, and its security performance is higher, therefore laminate polymer battery is liked by vast electronic equipment manufacturer.

The soft package battery can involve the cold seal process in the production manufacturing process of reality, and the cold seal process is the same with the heat-seal process, and the difference lies in that the temperature of cold head is lower than the heat-seal head. The cold sealing process aims to firstly connect the tab glue of the tab with the PP layer of the aluminum plastic film to finish the pre-sealing of the tab, and then formally transferring the soft package battery to a heat sealing station to finally finish the packaging of the tab.

However, the existing cold sealing equipment has the following defects that in the cold sealing process of the antipodal lug, regular positioning of the antipodal lug is not involved, the tab glue of the tab cannot be aligned to the PP layer of the aluminum plastic film, namely, the tab can deviate to a certain position, the cold sealing head cannot be aligned to the tab to realize cold sealing, the soft package battery finally subjected to cold sealing cannot meet the requirement, the subsequent heat sealing process is finally influenced, and the soft package battery subjected to heat sealing is easy to leak electrolyte.

SUMMERY OF THE UTILITY MODEL

The utility model aims at overcoming the weak point among the prior art, provide one kind and carry out regular location to laminate polymer battery's utmost point ear before cold sealing, let the utmost point ear of utmost point ear glue and aim at the plastic-aluminum membrane PP layer, cold seal effectual, can prevent that laminate polymer battery that follow-up heat-seal came out from taking place the cold sealing equipment of electrolyte leakage problem.

The purpose of the utility model is realized through the following technical scheme:

a cold sealing apparatus, comprising:

a base;

the cold sealing device comprises two cold sealing modules which are symmetrically arranged on the base, and in one cold sealing module, the cold sealing module comprises a lifting cylinder and a cold seal head, the lifting cylinder is arranged on the base, and the cold seal head is connected with a driving shaft of the lifting cylinder; and

utmost point ear positioner, utmost point ear positioner includes slide rail, slider, sideslip cylinder, tool board, clamping jaw cylinder and two spacing, the slide rail set up in on the base, the slider slide set up in on the slide rail, the sideslip cylinder set up in on the base, the drive shaft of sideslip cylinder with the slider is connected, the tool board set up in on the slider, be provided with the arch on the tool board, the clamping jaw cylinder set up in on the slider, two spacing respectively with the clamping jaw cylinder is connected, the clamping jaw cylinder is used for driving two spacing is close to each other or keeps away from.

In one embodiment, the cold sealing module comprises two guide rods, the cold sealing head comprises a sliding seat and a sealing head body, the two guide rods are arranged on the base, the sliding seat is arranged on the two guide rods in a sliding mode, the sliding seat is connected with a driving shaft of the lifting cylinder, and the sealing head body is arranged on the sliding seat.

In one embodiment, the two guide rods are axially symmetrically distributed with respect to a central axis of the lifting cylinder.

In one embodiment, two of the limiting strips are provided with a spacing part.

In one embodiment, the position avoiding portion is disposed at a position where the limiting strip is close to the cold seal head.

The utility model discloses compare in prior art's advantage and beneficial effect as follows:

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are required to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention, and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained according to the drawings without inventive efforts.

Fig. 1 is a schematic structural diagram of a cold sealing apparatus according to an embodiment of the present invention;

fig. 2 is an enlarged schematic view at a of fig. 1.

Detailed Description

In order to facilitate understanding of the present invention, the present invention will be described more fully hereinafter with reference to the accompanying drawings. The preferred embodiments of the present invention are shown in the drawings. The invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete.

It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "left," "right," and the like as used herein are for illustrative purposes only and do not represent the only embodiments.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used herein in the description of the invention is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.

Referring to fig. 1, a cold sealing apparatus 10 includes a base 100, a cold sealing device 200, and a tab positioning device 300.

Thus, it should be noted that the base 100 plays a role of bearing; the cold sealing device 200 is used for performing cold sealing operation on the soft package battery; the tab positioning device 300 is used for regularly positioning tabs of the soft package battery.

Referring to fig. 1, the cold sealing apparatus 200 includes two cold sealing modules 210, the two cold sealing modules 210 are symmetrically disposed on the base 100, in one cold sealing module 210, the cold sealing module 210 includes a lifting cylinder 211 and a cold sealing head 212, the lifting cylinder 211 is disposed on the base 100, and the cold sealing head 212 is connected to a driving shaft of the lifting cylinder 211.

Referring to fig. 1 and fig. 2, the tab positioning device 300 includes a slide rail, a slide block, a traverse cylinder, a jig plate 310, a clamping jaw cylinder 320 and two limiting strips 330, the slide rail is disposed on the base 100, the slide block is slidably disposed on the slide rail, the traverse cylinder is disposed on the base 100, a driving shaft of the traverse cylinder is connected to the slide block, the jig plate 310 is disposed on the slide block, a protrusion 311 is disposed on the jig plate 310, the clamping jaw cylinder 320 is disposed on the slide block, the two limiting strips 330 are respectively connected to the clamping jaw cylinder 320, and the clamping jaw cylinder 320 is configured to drive the two limiting strips 330 to approach or separate from each other.

So, it should explain, before carrying out cold sealing to utmost point ear, sideslip cylinder drive tool board 310 is toward the direction removal that is close to utmost point ear, tool board 310 utilizes protruding 311 top to hold utmost point ear, and two spacing 330 of back clamping jaw cylinder 320 drive are close to each other, and limit to the both sides limit of utmost point ear, accomplish the regular location to utmost point ear promptly, let the utmost point ear of utmost point ear glue can aim at plastic-aluminum membrane PP layer, and last lift cylinder 211 drive cold seal 212 is close to laminate polymer battery, accomplishes the cold sealing operation to laminate polymer battery. Because before carrying out cold seal operation, regular location has been carried out to utmost point ear, can make the utmost point ear of utmost point ear glue and aim at aluminium-plastic film PP layer, improve cold seal effect, can prevent that follow-up laminate polymer battery that heat-seal came out from taking place the electrolyte and leaking the problem.

Further, referring to fig. 1 again, in one embodiment, the cold sealing module 210 includes two guide rods 213, the cold sealing head 212 includes a sliding base 212a and a sealing head body 212b, the two guide rods 213 are disposed on the base 100, the sliding base 212a is slidably disposed on the two guide rods 213, the sliding base 212a is connected to the driving shaft of the lifting cylinder 211, and the sealing head body 212b is disposed on the sliding base 212 a.

Thus, it should be noted that the two guide rods 213 are arranged to allow the cold head 212 to move more smoothly and quickly. Specifically, the two guide rods 213 are axially symmetrically distributed about the central axis of the lift cylinder 211.

Further, referring to fig. 2 again, in one embodiment, the two position-avoiding portions 331 are disposed on the two position-limiting bars 330.

In this way, the installation of the avoiding portion 331 can perform a certain avoiding function. Specifically, the avoiding portion 331 is disposed at a position where the limiting strip 330 is close to the cold seal head 212.

The above-mentioned embodiments only represent some embodiments of the present invention, and the description thereof is more specific and detailed, but not to be construed as limiting the scope of the present invention. It should be noted that, for those skilled in the art, without departing from the spirit of the present invention, several variations and modifications can be made, which are within the scope of the present invention. Therefore, the protection scope of the present invention should be subject to the appended claims.

Claims

1. A cold sealing apparatus, comprising:

a base;

2. A cold sealing device according to claim 1, wherein the cold sealing module comprises two guide rods, the cold sealing head comprises a sliding base and a sealing head body, the two guide rods are both disposed on the base, the sliding base is slidably disposed on the two guide rods, the sliding base is connected with the driving shaft of the lifting cylinder, and the sealing head body is disposed on the sliding base.

3. A cold seal apparatus according to claim 2, wherein two of said guide rods are axisymmetrically distributed about a central axis of said lift cylinder.

4. A cold sealing apparatus according to claim 1, wherein a position avoiding portion is provided on each of the two position limiting strips.

5. A cold sealing device according to claim 4, wherein the avoiding portion is disposed at a position where the limiting strip is close to the cold sealing head.