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Lithium battery square battery module shaping and pressing mechanism and method

A technology of square battery and pressing mechanism, applied in the field of battery pack, can solve the problem that the key size cannot meet the requirements, and achieve the effect of reasonable structure design

Active Publication Date: 2022-04-12
HEFEI GUOXUAN HIGH TECH POWER ENERGY
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0006] The technical problem to be solved by the present invention is: how to solve the problem that the key dimensions of the existing lithium battery square battery module cannot meet the requirements during the compaction process

Method used

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  • Lithium battery square battery module shaping and pressing mechanism and method
  • Lithium battery square battery module shaping and pressing mechanism and method
  • Lithium battery square battery module shaping and pressing mechanism and method

Examples

Experimental program
Comparison scheme
Effect test

Embodiment 1

[0050] Such as figure 1 As shown, the lithium battery square battery module shaping and pressing mechanism includes a first pressing assembly 100 for pressing the top pole surface of the battery module 600, and a second pressing assembly 100 for flattening the side of the battery module 600. A tightening assembly 200, a locking assembly 300 for compressing the length direction of the module, a distance measuring assembly 400 for measuring the length of the battery module 600;

[0051] The shaping and pressing station also includes a workbench 500. The workbench 500 includes a base 501, a circulation guide rail 502, and a module stacking tray 503 for carrying the battery module 600. The battery module 600 is installed on the module stacking tray 503. The walking rollers on both sides of the module stacking tray 503 are transported to the shaping and pressing station on the circulation guide rail 502;

[0052] combine figure 2 As shown, the first pressing assembly 100 is loca...

Embodiment 2

[0066] Such as Figure 13 As shown, on the basis of the first embodiment above, this embodiment describes the second pressing assembly 200;

[0067] The second pressing assembly 200 includes a pressing plate 201, a second support frame 202, a second cylinder 203, and a floating connection seat (not shown), and the second support frame 202 is fixed on both sides of the shaping and pressing station, so The second cylinder 203 is installed on the second support frame 202, the floating connection seat is connected to the side of the pressure plate 201, and the telescopic end of the second cylinder 203 is stretched out from the second support frame 202 to connect with the Floating socket connection.

[0068] The second pressing assembly 200 also includes a guide rod 204, a guide cylinder 205, and a third connecting plate 206, the guide cylinder 205 is connected to the second support frame 202, and the guide rod 204 is slidably connected to the guide Inside the barrel 205 , two gu...

Embodiment 3

[0072] Such as Figure 10 , 11 As shown, the locking assembly 300 includes a limit sleeve 301, a third cylinder 302, a third support base 303, and a motor 304. The third cylinder 302 is installed on the base 501 and is located on the side of the third support base 303 The telescopic end of the third cylinder 302 is connected to the third support seat 303, and the bottom of the third support seat 303 is slidably connected to the base 501. The sliding method can be a linear slide rail, and the motor 304 is installed on the On the third supporting seat 303, the motor 304 is connected to the reducer and then connected to the limiting sleeve 301.

[0073] The extension of the third cylinder 302 can push the third support seat 303 close to the locking shaft 506 along the linear slide rail, and be sleeved on the locking shaft 506. The cross section of the locking shaft 506 is square, and the end of the limit sleeve 301 A square hole adapted to the locking shaft 506;

[0074] Such ...

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PUM

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Abstract

The invention discloses a lithium battery square battery module shaping and pressing mechanism, including a first pressing assembly, a second pressing assembly, a locking assembly, and a distance measuring assembly; the first pressing assembly is located above the shaping and pressing station , the bottom of the first pressing assembly has a plurality of pressure rollers that can be lifted, the second pressing assembly is located on both sides of the shaping and pressing station, and the end of the second pressing assembly is a pressing plate that can move horizontally; There are extrusion plates at both ends of the module stacking tray carrying the battery module, and a locking shaft on the side; the locking assembly includes a limiting sleeve for clamping with the locking head and a locking positioning mechanism. The invention also discloses a shaping method to realize the pressing of the top, both sides and both ends of the battery module. The beneficial effect of the present invention is to ensure the flatness of the top and both sides, as well as the size in the length direction, and effectively ensure the control of each key dimension of the module during the pressing process of the module.

Description

technical field [0001] The invention relates to the field of battery packs, in particular to a shaping and pressing mechanism for a square battery module. Background technique [0002] Lithium batteries are used as the power source of electric vehicles. The key dimensions of the square module are easy to change during the pressing process, and the size of the module preloading process is not easy to control, resulting in problems such as the size of the module not meeting the technical requirements. [0003] At present, there is also a shaping process for lithium batteries, such as application number 201922291031.8, which discloses a square lithium-ion battery shaping fixture, including a bottom template and an upper template, and an elastic component is connected between the bottom template and the upper template for pushing The upper template is far away from the bottom template; the front surface of the bottom template is provided with a bottom shaping half groove, and t...

Claims

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Application Information

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Patent Type & Authority Patents(China)
IPC IPC(8): H01M10/058H01M10/04
CPCH01M10/058H01M10/0404Y02P70/50Y02E60/10
Inventor 高峰黄刚毛千秋
Owner HEFEI GUOXUAN HIGH TECH POWER ENERGY