CN218657565U - Clamp for welding square lithium ion battery - Google Patents

Abstract

The utility model relates to a lithium ion battery processing technology field, concretely relates to square lithium ion battery welding fixture, comprising a base plate, the bottom plate upper end is equipped with the insulating layer, be equipped with long insulating block on the bottom plate both sides of long insulating block front end all are equipped with the end insulating block, two be used for placing the battery between short insulating block and the long insulating block, and the apron of battery and casing junction are in long insulating block front end, be equipped with two cushion blocks on the bottom plate, the battery is located two between the cushion block, and be equipped with the elbow clamp in the cushion block upper end is fixed, the elbow clamp is equipped with the handle that compresses tightly and unclamps, be equipped with the compression leg in the elbow clamp front end; the utility model discloses a stop device of two kinds of differences carries out wide face and leptoprosopy spacing to the battery that is in on the backing plate, and convenient to use has practiced thrift a large amount of production time and manpower for production efficiency obtains improving, and producers' installation also obtains guaranteeing.

Description

Clamp for welding square lithium ion battery

Technical Field

The utility model relates to a lithium ion battery processing technology field, concretely relates to square clamp for lithium ion battery welding.

Background

Lithium ion batteries are widely used because of their high battery voltage, high specific energy density, long cycle life, low self-discharge, no memory effect, and no environmental pollution. The lithium ion battery can be divided into three types in shape, namely, a cylinder, a soft package and a square. In the existing lithium ion batteries for electric vehicles, the square lithium ion batteries occupy the largest proportion, which is about 60-80%;

in the production and processing process of the square lithium ion battery, the paired battery cores need to be placed in an aluminum shell, and the shell and a cover plate are welded, but the cover plate and the shell of the battery in the prior art have a form without clamping connection, and the welding of the cover plate and the shell of the lithium battery consumes time and labor, so that the clamp for welding the square lithium ion battery is provided to solve the problems;

disclosure of Invention

According to the problem that the background art provided, the utility model provides a square lithium ion battery welding is solved with anchor clamps, it is right next the utility model discloses do further to explain.

A clamp for welding a square lithium ion battery comprises a bottom plate, wherein an insulating layer is arranged at the upper end of the bottom plate, a long insulating block is arranged on the bottom plate, short insulating blocks are arranged on two sides of the front end of the long insulating block, a battery is arranged between the two short insulating blocks and the long insulating block, the joint of a cover plate of the battery and a shell is arranged at the front end of the long insulating block, two cushion blocks are arranged on the bottom plate, an elbow clamp is fixedly arranged between the two cushion blocks at the position of the battery and at the upper end of the cushion blocks, a first handle for pressing and loosening is arranged on the elbow clamp, a compression column is arranged at the front end of the elbow clamp, and the compression column is positioned above the battery;

preferably, a supporting column is arranged at the front end of the cushion block, the upper end of the supporting column is in a threaded shape, a knob is in threaded connection with the upper end of the supporting column, fan-shaped blocks are arranged at the lower end of the knob, the two fan-shaped blocks are connected through a pressing plate, and an insulating strip is arranged at the lower end of the pressing plate;

preferably, through holes are formed in the two ends of the pressing plate, guide posts are connected in the through holes in a sliding mode, springs are arranged on the outer sides of the guide posts, and the springs are located at the lower end of the pressing plate;

preferably, the two sides of the bottom plate are also provided with second handles convenient to carry;

preferably, a notch is arranged on one side of the bottom plate;

preferably, a groove is arranged in the bottom plate;

preferably, the upper end of the knob is triangular;

preferably, the cushion block is in a convex shape;

preferably, two mounting holes are formed in one side of the bottom plate, and the mounting holes are connected with welding equipment;

has the advantages that: compared with the prior art, the utility model has the advantages that the battery on the backing plate is limited by the wide surface and the narrow surface through two different limiting devices, so that the use is convenient, a large amount of production time and labor are saved, the production efficiency is improved, and the installation of production personnel is also guaranteed;

drawings

FIG. 1: the utility model has a schematic structure;

FIG. 2: the other structure of the utility model is schematically shown;

in the figure: the device comprises a bottom plate 1, a long insulating block 2, an end insulating block 3, a battery 4, a cushion block 5, an elbow clamp 6, a groove 7, a first handle 8, a pressing column 9, a mounting hole 10, a supporting column 11, a knob 12, a sector 13, a pressing plate 14, a through hole 15, a guide column 16, a spring 17, a second handle 18 and a notch 19;

Detailed Description

A specific embodiment of the present invention will be described in detail with reference to fig. 1-2.

The utility model provides a square lithium ion battery anchor clamps for welding, includes bottom plate 1, bottom plate 1 upper end is equipped with the insulating layer, is equipped with long insulating block 2 on bottom plate 1, all be equipped with end insulating block 3 in long insulating block 2 front end both sides, two be used for placing battery 4 between short insulating block 3 and the long insulating block 2, just the apron of battery 4 is located with the casing junction long insulating block 2 front end, only spacing about the battery this moment, for this reason, be equipped with two cushion 5 on bottom plate 1, cushion 5 is "protruding" form, battery 4 is located two between the cushion 5, and in the fixed elbow clamp 6 that is equipped with in cushion 5 upper end, elbow clamp 6 is equipped with the first in command 8 that compresses tightly and loosen, elbow clamp 6 front end is equipped with compression column 9, compression column 9 is in battery 4 top, when the electric tool is used, the batteries are assembled, then the electric tool is pushed forwards along the bottom plate 1, so that a cover plate of the batteries 4 is propped against the long insulating block 2, then the handle on the elbow clamp 6 is pushed, so that the batteries on the bottom plate 1 are fixed by the pressing column 9, then the clamp is placed on a welding device, the joint of the cover plate of the batteries on the upper end face and a shell is welded, two mounting holes 10 are formed in one side of the bottom plate 1, the mounting holes 10 are connected with the welding device (not shown in the figure), the batteries are taken out after welding is completed, then the batteries are turned over, and the actions are repeated to weld the back face;

as mentioned above, when welding the battery, only the connection on the wide side can be welded, but for the narrow side, the toggle clamp 6 cannot weld the battery 4, and for this reason, the following measures are taken: a supporting column 11 is arranged at the front end of the cushion block 5, the upper end of the supporting column 11 is in a threaded shape, a knob 12 is connected to the upper end of the supporting column 11 in a threaded manner, a sector 13 is arranged at the lower end of the knob 12, the two sectors 13 are connected through a pressing plate 14, an insulating strip is arranged at the lower end of the pressing plate 14, namely, the sector 13 moves downwards by rotating the knob 12, so that the pressing plate 14 limits the narrow surface of the battery, and then the operation is repeated; welding the connection part of the cover plate and the shell of the battery;

in this embodiment, through holes 15 are formed at two ends of the pressing plate 14, guide posts 16 are slidably connected in the through holes 15, springs 17 are arranged outside the guide posts 16, and the springs 17 are located at the lower end of the pressing plate 14;

in this embodiment, the two sides of the bottom plate 1 are further provided with second handles 18 convenient for lifting;

in this embodiment, a notch 19 is formed on one side of the bottom plate 1;

in this embodiment, a groove 7 is provided in the bottom plate 1;

in this embodiment, the upper end of the knob 12 is triangular, which is convenient for rotation;

compared with the prior art, the utility model has the advantages that the battery on the backing plate is limited by the wide surface and the narrow surface through two different limiting devices, so that the use is convenient, a large amount of production time and labor are saved, the production efficiency is improved, and the installation of production personnel is also guaranteed;

the above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims (9)

1. The utility model provides a square lithium ion battery anchor clamps for welding which characterized in that: including bottom plate (1), bottom plate (1) upper end is equipped with the insulating layer be equipped with long collets (2) on bottom plate (1) long collets (2) front end both sides all are equipped with short collets (3), two short collets (3) with be used for placing battery (4) between long collets (2), just the apron and the casing junction of battery (4) are in long collets (2) front end be equipped with two cushion (5) on bottom plate (1), battery (4) locate two between cushion (5), and be in cushion (5) upper end is fixed and is equipped with elbow clamp (6), elbow clamp (6) are equipped with the first in command (8) that compresses tightly and loosen elbow clamp (6) front end is equipped with compression leg (9), compression leg (9) are in battery (4) top.

2. The clamp for welding the square lithium ion battery of claim 1, wherein: cushion (5) front end is equipped with support column (11), support column (11) upper end is the screw thread form support column (11) upper end threaded connection knob (12) lower extreme is equipped with segment (13), two segment (13) are connected through clamp plate (14), clamp plate (14) lower extreme is equipped with the insulating strip.

3. The clamp for welding the square lithium ion battery of claim 2, wherein: the pressing plate is characterized in that through holes (15) are formed in two ends of the pressing plate (14), guide columns (16) are connected in the through holes (15) in a sliding mode, springs (17) are arranged on the outer sides of the guide columns (16), and the springs (17) are located at the lower end of the pressing plate (14).

4. The clamp for welding the square lithium ion battery of claim 1, wherein: and second handles (18) convenient to carry are further arranged on the two sides of the bottom plate (1).

5. The square lithium ion battery welding fixture according to claim 1, characterized in that: a notch (19) is arranged on one side of the bottom plate (1).

6. The clamp for welding the square lithium ion battery of claim 1, wherein: a groove (7) is arranged in the bottom plate (1).

7. The jig for welding square lithium ion batteries according to claim 2, characterized in that: the upper end of the knob (12) is triangular.

8. The square lithium ion battery welding fixture according to claim 1, characterized in that: the cushion block (5) is in a convex shape.

9. The clamp for welding the square lithium ion battery of claim 1, wherein: two mounting holes (10) are formed in one side of the bottom plate (1), and the mounting holes (10) are connected with welding equipment.

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