CN216435970U

CN216435970U - Manual edge folding clamp for flexible package lithium ion battery

Info

Publication number: CN216435970U
Application number: CN202122576717.9U
Authority: CN
Inventors: 邓方立; 李娜; 尹东辉; 王菘如; 张凯凯; 王望花; 康志幸; 徐谦; 吴际良
Original assignee: China Electronic New Energy Wuhan Research Institute Co ltd
Current assignee: China Electronic New Energy Wuhan Research Institute Co ltd
Priority date: 2021-10-26
Filing date: 2021-10-26
Publication date: 2022-05-03
Anticipated expiration: 2031-10-26

Abstract

The utility model provides a manual flanging clamp for flexible package lithium ion batteries, which comprises two clamp handles, a clamp main body, a lower clamp plate and an upper clamp plate; the clamp main body is hinged to the outer wall of the clamp handle, a lower clamping plate which is propped against the aluminum-plastic film is arranged at one end of the clamp main body, and an upper clamping plate which is propped against one side, far away from the lower clamping plate, of the aluminum-plastic film is arranged at the other end of the clamp main body. The manual edge folding clamp for the flexible package lithium ion battery is matched with the clamp main body, the lower clamping plate and the upper clamping plate through the clamping handle, so that the edge folding clamp is small in size and convenient to move and clamp; the lower clamping plate and the upper clamping plate are detachably and fixedly connected through the clamp main body, so that the lower clamping plate and the upper clamping plate with different types and sizes can be replaced conveniently, and the application range of the edge folding clamp is wider; first socket and second socket on through lower plate and the punch holder and the first grafting portion and the cooperation installation of second grafting portion in the anchor clamps main part to be convenient for quick replacement lower plate and punch holder.

Description

Manual edge folding clamp for flexible package lithium ion battery

Technical Field

The utility model relates to a lithium ion battery production technical field especially relates to an artifical hem anchor clamps of soft-packing lithium ion battery.

Background

The soft package lithium ion battery is widely applied to various fields because of the advantages of good safety performance, flexible design, high energy density, good cycle performance and the like, and before the soft package laminated lithium ion battery is grouped, the aluminum plastic film edge sealing of two sides of the single battery can be folded for avoiding metal leakage of the edge sealing of two sides of the single battery and causing liquid leakage when the single battery is extruded or impacted in the transportation or use process.

At present, the edge folding of the flexible package lithium ion battery is mostly finished manually, the consistency of the edge folding width cannot be guaranteed after the edge folding is finished manually, the operation is difficult, and the efficiency is low, so that the manual edge folding clamp for the flexible package lithium ion battery is provided to solve the problems.

SUMMERY OF THE UTILITY MODEL

In view of this, the utility model provides a small, be convenient for remove and accurate manual hem anchor clamps of hem of flexible package lithium ion battery.

The technical scheme of the utility model is realized like this: the utility model provides a manual flanging clamp for flexible package lithium ion batteries, which comprises two clamp handles, a clamp main body, a lower clamp plate and an upper clamp plate; the clamp main body is hinged to the outer wall of the clamp handle, a lower clamping plate which is propped against the aluminum-plastic film is arranged at one end of the clamp main body, and an upper clamping plate which is propped against one side, far away from the lower clamping plate, of the aluminum-plastic film is arranged at the other end of the clamp main body.

On the basis of the above technical solution, the preferable clamp main body includes a first clamping portion, a bending portion, and a second clamping portion; the one end of first clamping part is provided with the lower plate, the one end that the lower plate was kept away from to first clamping part is provided with the kink, the one end that first clamping part was kept away from to the kink is provided with the second clamping part that extends to the splint inside, the back of the body side of first clamping part and second clamping part all articulates there is the clamp holder, the clamp holder is used for adjusting the angle that opens of first clamping part and second clamping part in the anchor clamps main part, the anchor clamps main part is used for driving lower plate and punch holder and carries out the centre gripping to the plastic-aluminum membrane.

On the basis of the technical scheme, the clamp main body, the lower clamping plate and the upper clamping plate are preferably fixedly connected in a detachable mode.

Further preferably, one end of the first clamping portion, which is far away from the bending portion, is provided with a first inserting portion, and one end of the second clamping portion, which is far away from the bending portion, is provided with a second inserting portion.

Preferably, the lower clamp plate is provided with a first socket inside adapted to the first socket, and the upper clamp plate is provided with a second socket inside adapted to the second socket.

On the basis of above technical scheme, the preferred direction of keeping away from anchor clamps main part opening direction and outwards extending is regarded as the width direction of lower plate, and the lower plate is close to the one side surface of plastic-aluminum membrane and is located the width direction of lower plate and has seted up the scale groove.

Still further preferably, the extending direction of the shafts at the two ends of the clamp handle is taken as the length direction of the lower clamp plate, the length of the lower clamp plate is greater than that of the upper clamp plate, and the scale groove is formed on the surface of the lower clamp plate, which exceeds the length direction of the upper clamp plate.

Further preferably, the scale grooves are axially symmetrically distributed on the lower clamping plate.

On the basis of the technical scheme, the upper clamping plate is preferably a transparent plastic plate.

On the basis of the technical scheme, the end faces, far away from the clamp body, of the lower clamp plate and the upper clamp plate are preferably provided with transition faces inclined relative to the opposite faces of the lower clamp plate and the upper clamp plate.

The utility model discloses a have following beneficial effect for prior art:

(1) the folding clamp is small in size and convenient to move and clamp through the matching use of the clamp handle, the clamp main body, the lower clamp plate and the upper clamp plate;

(2) the lower clamping plate and the upper clamping plate are detachably and fixedly connected through the clamp main body, so that the lower clamping plate and the upper clamping plate with different types and sizes can be replaced conveniently, and the application range of the edge folding clamp is wider;

(3) the lower clamping plate and the upper clamping plate can be rapidly replaced conveniently by matching the first and second bearing ports on the lower clamping plate and the upper clamping plate with the first and second inserting parts on the clamp main body;

(4) the scale groove on the lower clamping plate is convenient for accurately positioning the aluminum-plastic film;

(5) the length of the lower clamping plate is greater than that of the upper clamping plate, and the scale groove is positioned on the surface of the lower clamping plate in the length direction exceeding the upper clamping plate, so that the situation that the scale groove is shielded to influence the positioning precision in the process of clamping the aluminum-plastic film by the upper clamping plate and the lower clamping plate is avoided;

(6) the upper clamping plate is a transparent plastic plate, so that the shape and the clamping position of the aluminum-plastic film can be conveniently and clearly observed in the process of clamping the aluminum-plastic film by the edge folding clamp, and the condition that the edge folding precision is influenced by the wrinkles of the aluminum-plastic film in the clamping process is avoided;

(7) the inclined planes on the lower clamping plate and the upper clamping plate are convenient for guiding and folding the aluminum-plastic film, the situation that the folding precision and effect are influenced due to the fact that the thicknesses of the lower clamping plate and the upper clamping plate are too large is avoided, and the folding precision of the folding clamp is further improved.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

FIG. 1 is a perspective view of the folding clamp of the present invention;

FIG. 2 is a top view of the folding clamp of the present invention;

FIG. 3 is a cross-sectional view taken along line A-A of FIG. 2;

fig. 4 is a perspective view of the clamp holder and the clamp body of the present invention.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely below with reference to the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work all belong to the protection scope of the present invention.

As shown in fig. 1, with reference to fig. 2-4, the utility model discloses a manual flanging clamp for flexible package lithium ion battery, which comprises two clamp holders 1, and further comprises a clamp main body 2, a lower clamp plate 3 and an upper clamp plate 4.

The clamp handle 1 is used for driving the clamp main body 2 to open and enabling the lower clamping plate 3 and the upper clamping plate 4 to be convenient for clamping the aluminum-plastic film; specifically, the clamp holder 1 is hinged to the clamp main body 2, the two clamp holders 1 are symmetrically distributed on the clamp main body 2, and the clamp holders 1 are hinged to the clamp main body 2 and connected with the clamp main body 1, so that the clamp holders 1 can be folded conveniently, and the occupied space of the edge folding clamp is reduced.

The clamp main body 2 is used for elastically connecting the lower clamp plate 3 and the upper clamp plate 4 and driving the lower clamp plate 3 and the upper clamp plate 4 to clamp the aluminum-plastic film; specifically, anchor clamps main part 2 includes first clamping part 21, kink 22 and second clamping part 23, the one end of first clamping part 21 is fixed with lower plate 3, kink 22 sets up in the one end that lower plate 3 was kept away from to first clamping part 21, second clamping part 23 sets up in the one end that first clamping part 21 was kept away from to kink 22, the one end that kink 22 was kept away from to second clamping part 23 is fixed with punch holder 4, the looks dorsal part of first clamping part 21 and second clamping part 23 all articulates there is clamp holder 1, anchor clamps main part 2 is the stainless steel spring leaf, through first clamping part 21 in clamp holder 1 and the anchor clamps main part 2, kink 22 and the cooperation of second clamping part 23 are used, and drive lower plate 3 and punch holder 4 and carry out the centre gripping to the plastic-aluminum membrane, make this hem anchor clamps body volume more small and exquisite, be convenient for remove and the centre gripping, thereby the convenience in use of this hem anchor clamps has been improved.

In order to further improve the use convenience and the use range of the flanging clamp; specifically, detachable fixed connection is all adopted with lower plate 3 and second clamping part 23 and punch holder 4 to first clamping part 21 of lower plate 3 and the punch holder 4 cooperation and the use of second clamping part 23 of the different models of being convenient for change, and then make this hem anchor clamps use more conveniently and application scope is wider.

In order to further improve the efficiency of mounting and dismounting the lower clamping plate 3 and the upper clamping plate 4 and the first clamping part 21 and the second clamping part 23; specifically, the one end of keeping away from kink 22 of first clamping part 21 is provided with first grafting portion 2a, the one end that kink 22 was kept away from to second clamping part 23 is provided with second grafting portion 2b, the first bellmouth 31 with first grafting portion 2a looks adaptation is seted up to the inside of lower plate 3, the second bellmouth 41 with second grafting portion 2b looks adaptation is seted up to the inside of punch holder 4, install fast through the mode of pegging graft and dismantle first clamping part 21 and lower plate 3 and second clamping part 23 and punch holder 4 promptly, the installation and disassembly cycle of lower plate 3 and punch holder 4 has been shortened greatly, and then the installation and disassembly efficiency of lower plate 3 and punch holder 4 has been improved.

It should be noted that, the clamp main body 2 in this technical scheme can be a stainless steel spring plate, and also can be other elastic parts, as long as it can be guaranteed that the clamp main body 2 can drive the lower clamp plate 3 and the upper clamp plate 4 to stably clamp the aluminum-plastic film.

The lower clamping plate 3 is used for abutting against the surface of the aluminum-plastic film; specifically, the lower clamp plate 3 is disposed at an end of the first clamping portion 21 away from the bending portion 22, and the bending portion 22 drives the lower clamp plate 3 to abut against the surface of the aluminum-plastic film through the first clamping portion 21.

In order to further improve the supporting precision of the lower splint 3 to the aluminum-plastic film; specifically, the lower plate 3 has been seted up the scale groove on being close to the one side surface of plastic-aluminum membrane, keeps away from 2 opening directions of anchor clamps main part and the width direction as lower plate 3 of the direction of outside extension, and the measurement interval in scale groove is located the width direction of lower plate 3.

The upper clamping plate 4 is used for clamping the aluminum-plastic film by matching with the lower clamping plate 3; specifically, the upper plate 4 is disposed at one end of the second clamping portion 23 far away from the bending portion 22, and the bending portion 22 drives the upper plate 4 to cooperate with the lower plate 3 to clamp the aluminum-plastic film through the second clamping portion 23.

In order to further improve the clamping precision of the flanging clamp; specifically, the extending direction of the shafts at the two ends of the clamp holder 1 is used as the length direction of the lower clamp plate 3, the length of the lower clamp plate 3 is greater than that of the upper clamp plate 4, and the scale grooves are positioned on the surface of the lower clamp plate 3 exceeding the length direction of the upper clamp plate 4, so that the situation that the scale grooves are shielded and the clamping precision of the aluminum-plastic film is inconvenient to observe when the aluminum-plastic film is clamped by the upper clamp plate 4 and the lower clamp plate 3 is avoided, then the scale grooves are axially symmetrically distributed on the lower clamp plate 3, so that the two ends of the aluminum-plastic film can be simultaneously measured, the clamping precision of the flanging clamp is further improved, finally, the upper clamp plate 4 is a transparent plastic plate, so that the clamping state of the aluminum-plastic film can be observed conveniently, the situation that the clamping precision is influenced by the wrinkles generated in the clamping process of the aluminum-plastic film is avoided, and transition surfaces which are far away from the clamp main body 2 through the lower clamp plate 3 and the upper clamp plate 4 are respectively provided with transition surfaces which are inclined relative to the opposite sides of the lower clamp plate 3 and the upper clamp plate 4, make the plastic-aluminum membrane more accurate at the in-process of hem, avoid lower plate 3 and punch holder 4 to keep away from the terminal surface of anchor clamps main part 2 too thick and influence the condition emergence of hem effect, realize the effect of high-efficient accurate hem.

The working principle is as follows:

firstly, by pressing the two clamp handles 1, the two clamp handles 1 drive the lower clamp plate 3 and the upper clamp plate 4 to open through the first clamping part 21 and the second clamping part 23;

then, conveniently placing the aluminum-plastic film between the lower clamping plate 3 and the upper clamping plate 4, and accurately measuring the placing positions of the aluminum-plastic film and the lower clamping plate 3 through the scale grooves on the lower clamping plate 3;

then, by slowly releasing the clamp handle 1, the bending part 22 drives the lower clamp plate 3 and the upper clamp plate 4 to fold through the first clamping part 21 and the second clamping part 23 and clamps the aluminum-plastic film;

and finally, the aluminum-plastic film is folded, so that the effects of simple, convenient, rapid and accurate clamping and folding are realized.

The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides an artifical hem anchor clamps of soft-packing lithium ion battery, its includes that quantity is two clamp holders (1), its characterized in that: the clamp comprises a clamp main body (2), a lower clamping plate (3) and an upper clamping plate (4); the clamp handle (1) is hinged to the outer wall of the clamp main body (2), a lower clamping plate (3) which is propped against the aluminum-plastic film is arranged at one end of the clamp main body (2), and an upper clamping plate (4) which is propped against one side, far away from the lower clamping plate (3), of the aluminum-plastic film is arranged at the other end of the clamp main body (2).

2. The manual flanging clamp for the flexible package lithium ion battery of claim 1, which is characterized in that: the clamp main body (2) comprises a first clamping part (21), a bending part (22) and a second clamping part (23); one end of the first clamping part (21) is provided with a lower clamping plate (3), one end of the first clamping part (21) far away from the lower clamping plate (3) is provided with a bending part (22), one end of the bending part (22) far away from the first clamping part (21) is provided with a second clamping part (23) extending to the inside of the upper clamping plate (4), the back sides of the first clamping part (21) and the second clamping part (23) are hinged with a clamping handle (1), the clamping handle (1) is used for adjusting the opening angle of the first clamping part (21) and the second clamping part (23) on the clamp main body (2), and the clamp main body (2) is used for driving the lower clamping plate (3) and the upper clamping plate (4) to clamp the aluminum plastic film.

3. The manual flanging clamp for the flexible package lithium ion battery of claim 2, wherein: the clamp main body (2) is detachably and fixedly connected with the lower clamping plate (3) and the upper clamping plate (4).

4. The manual flanging clamp for the flexible package lithium ion battery of claim 3, wherein: one end of the first clamping part (21) far away from the bending part (22) is provided with a first insertion part (2a), and one end of the second clamping part (23) far away from the bending part (22) is provided with a second insertion part (2 b).

5. The manual flanging clamp for the flexible package lithium ion battery of claim 4, wherein: the inside of lower plate (3) is seted up first bellmouth (31) with first grafting portion (2a) looks adaptation, and the inside of upper plate (4) is seted up second bellmouth (41) with second grafting portion (2b) looks adaptation.

6. The manual flanging clamp for the flexible package lithium ion battery of claim 1, which is characterized in that: keep away from anchor clamps main part (2) opening direction and the width direction of outside extension as lower plate (3), lower plate (3) are close to the one side surface of plastic-aluminum membrane and are located the width direction of lower plate (3) and have seted up the scale groove.

7. The manual flanging clamp for the flexible package lithium ion battery of claim 6, wherein: the extension direction of the shafts at the two ends of the clamp handle (1) is used as the length direction of the lower clamp plate (3), the length of the lower clamp plate (3) is greater than that of the upper clamp plate (4), and the scale groove is formed in the surface of the lower clamp plate (3) exceeding the length direction of the upper clamp plate (4).

8. The manual flanging clamp for the flexible package lithium ion battery of claim 6, wherein: the scale grooves are axially symmetrically distributed on the lower clamping plate (3).

9. The manual flanging clamp for the flexible package lithium ion battery of claim 1, which is characterized in that: the upper splint (4) is a transparent plastic plate.

10. The manual flanging clamp for the flexible package lithium ion battery of claim 1, which is characterized in that: the end faces, far away from the clamp main body (2), of the lower clamp plate (3) and the upper clamp plate (4) are provided with transition faces inclined opposite to each other relative to the lower clamp plate (3) and the upper clamp plate (4).