CN-121974131-A - Battery cell rotating and overturning mechanism and application method thereof

CN121974131ACN 121974131 ACN121974131 ACN 121974131ACN-121974131-A

Abstract

The invention relates to the field of battery cell production and processing equipment, in particular to a battery cell rotary turnover mechanism and a use method thereof, wherein the battery cell rotary turnover mechanism comprises a front station left side battery cell rotary grip, a front station right side battery cell rotary grip, a left branch battery cell turnover jacking clamping mechanism, a rear station left side battery cell grip, a rear station right side battery cell grip and a right branch battery cell turnover jacking clamping mechanism; the left branch battery core overturning and jacking clamping mechanism and the right branch battery core overturning and jacking clamping mechanism are responsible for overturning 180 degrees of battery cores and realizing battery core positioning and overturning avoidance, the front station left side battery core rotating gripper and the front station right side battery core rotating gripper can finish 90-degree rotation of the battery cores in the transferring process, and the rear station left side battery core gripper and the rear station right side battery core gripper are responsible for converging the battery cores subjected to the rotating overturning to the main line body.

Inventors

YU XINCHEN
ZHENG RUIQIANG
Lei Shouchang
CHEN LIXIONG
XING WEI

Assignees

宁德思客琦智能装备有限公司

Dates

Publication Date: 20260505
Application Date: 20260108

Claims (10)

1. The battery cell rotating and overturning mechanism is characterized by comprising a front station left battery cell rotating grip, a front station right battery cell rotating grip, a left branch battery cell overturning and jacking clamping mechanism, a rear station left battery cell grip, a rear station right battery cell grip and a right branch battery cell overturning and jacking clamping mechanism; The front station left side cell rotating gripper and the front station right side cell rotating gripper are driven by a first driving device to move left and right; the left battery cell gripper of the rear station and the right battery cell gripper of the rear station are driven by a second driving device to move left and right; The left branch battery cell overturning and jacking clamping mechanism is driven by a third driving device to move back and forth, and comprises a left branch battery cell overturning clamping mechanism and a left station battery cell jacking installation mechanism; the right branch circuit cell overturning and jacking clamping mechanism is driven by the fourth driving device to move back and forth, and comprises a left branch circuit cell overturning clamping mechanism and a right station cell jacking installation mechanism.
2. The rotary turnover mechanism of a battery cell according to claim 1, wherein the front station left side battery cell rotary gripper and the front station right side battery cell rotary gripper comprise a first lifting single-shaft module, a front connecting plate fixedly connected with a moving end of the first lifting single-shaft module, a pair of first rotary cylinders fixed on the front side and the rear side of the lower end of the front connecting plate, and a first finger cylinder fixedly connected with a rotary shaft of the first rotary cylinder.
3. The rotary turnover mechanism of a battery cell according to claim 2, wherein the first driving device is a front station traversing single-shaft module, a first left slider and a first right slider are slidably connected to the moving end of the front station traversing single-shaft module, the first left slider is fixedly connected with a first lifting single-shaft module of the left battery cell rotary gripper, and the first right slider is fixedly connected with a first lifting single-shaft module of the front station right battery cell rotary gripper.
4. The rotary turnover mechanism of claim 1, wherein the rear station left side cell gripper and the rear station right side cell gripper each comprise a second lifting single-shaft module, a rear connecting plate fixedly connected with a moving end of the second lifting single-shaft module, and a pair of second finger cylinders.
5. The rotary turnover mechanism of claim 4, wherein the second driving device comprises a rear station traversing single-shaft module, a second left slider and a second right slider are slidably connected to the moving end of the rear station traversing single-shaft module, the first left slider is fixedly connected with a second lifting single-shaft module of the rear station left battery cell gripper, and the second right slider is fixedly connected with a second lifting single-shaft module of the rear station right battery cell gripper.
6. The rotary turnover mechanism of the battery cell according to claim 1, wherein the third driving device is a left station front-back displacement single-shaft module, and the moving end of the left station front-back displacement single-shaft module is fixedly connected with the left branch battery cell turnover jacking clamping mechanism.
7. The rotary turnover mechanism of a battery cell according to claim 6, wherein the turnover clamping mechanism of the left branch battery cell comprises a left connecting plate fixedly connected with the moving end of the left station front-rear displacement single-shaft module, a pair of first brackets fixed on the front and rear sides of the upper end of the left connecting plate, a second rotary cylinder fixed on the first brackets, and a third finger cylinder fixedly connected with the rotary shaft of the second rotary cylinder, and the second rotary cylinder and the third finger cylinder on the pair of first brackets are arranged in opposite directions; The left station electric core jacking installation mechanism is fixedly connected to the upper end of the left connecting plate between the first brackets, and comprises a plurality of guide posts arranged on the left connecting plate, a left station jacking cylinder fixedly connected to the middle of the upper end of the left connecting plate and a left station electric core fixing plate fixedly connected with the telescopic end of the left station jacking cylinder, wherein two groups of installation grooves for placing electric cores are formed in the left station electric core fixing plate, and the installation grooves are formed by four L-shaped installation blocks.
8. The rotary turnover mechanism of the battery cell according to claim 1, wherein the fourth driving device is a right station front-back displacement single-shaft module, and the moving end of the right station front-back displacement single-shaft module is fixedly connected with the right branch battery cell turnover jacking clamping mechanism.
9. The rotary turnover mechanism of the battery cell according to claim 8, wherein the turnover clamping mechanism of the battery cell of the right branch comprises a right connecting plate fixedly connected with the moving end of the right station front-rear displacement single-shaft module, a pair of second brackets fixed on the front and rear sides of the upper end of the right connecting plate, a third rotary cylinder fixed on the second brackets and a fourth finger cylinder fixedly connected with the rotary shaft of the third rotary cylinder, and the third rotary cylinder and the fourth finger cylinder on the pair of second brackets are arranged in opposite directions; the right station electric core jacking installation mechanism is fixedly connected to the upper end of the right connecting plate between the second brackets, and comprises a plurality of guide posts arranged on the right connecting plate, a right station jacking cylinder fixedly connected to the middle of the upper end of the right connecting plate and a right station electric core fixing plate fixedly connected with the telescopic end of the right station jacking cylinder, wherein two groups of installation grooves for placing electric cores are formed in the right station electric core fixing plate, and the installation grooves are formed by four L-shaped installation blocks.
10. The use method of the cell rotating and overturning mechanism is realized by the cell rotating and overturning mechanism as claimed in claim 1, and is characterized in that, The conveying line conveys the electric core to the front station of the main line body; the battery cell is alternately grabbed by the front station left battery cell rotary grab and the front station right battery cell rotary grab, 90-degree rotation is completed in the process of transferring the left branch and the right branch respectively after grabbing, and the battery cells are respectively placed on the left station battery cell jacking installation mechanism and the right station battery cell jacking installation mechanism; After the left branch battery cell overturning and transporting mechanism grabs the battery cell on the left station battery cell jacking and installing mechanism, the battery cell is driven by the third driving device to move to the rear station, 180-degree overturning of the battery cell is completed in the process of transferring to the rear station, and the battery cell is put back to the left station battery cell jacking and installing mechanism; the left battery cell gripper of the rear station and the right battery cell gripper of the rear station are driven by a second driving device to move left and right respectively, so as to grasp the battery cells placed on the left battery cell jacking and mounting mechanism and the right battery cell jacking and mounting mechanism respectively, and transfer the battery cells to the rear station of the main body; The time for each component to complete a group of reciprocating motion is consistent, and the component actions of the left branch and the right branch are arranged at intervals, so that a cycle operation with a fixed period is formed.

Description

Battery cell rotating and overturning mechanism and application method thereof Technical Field The invention relates to the field of battery cell production and processing equipment, in particular to a battery cell rotating and overturning mechanism and a use method thereof. Background In the process of producing the battery cell, part of the processing technology (such as laser cleaning of the battery cell) needs to process all 6 surfaces of the square-shell battery cell with the cuboid structure. However, in the conventional manner of placing the conveyor line, the lower side of the cell is a carrying surface, the front and rear sides are shielded by the adjacent cells, only 2 sides and upper sides are exposed, and only 3 surfaces can be treated. In order to treat the remaining 3 surfaces, the cell needs to be rotated first, the front and back surfaces of the cell are turned to the left and right side surfaces, and then the cell is turned over, and the bottom surface of the cell is turned to the top surface. In the prior art, taking a 15ppm production line as an example, 4 electric cores are generally adopted as a group, independent electric core rotating stations and electric core overturning stations are respectively arranged, the period of each station is 16 seconds, and the rotating and overturning actions are sequentially completed. The method has the obvious defects that firstly, the production efficiency is low, the productivity of only 15ppm can be achieved, secondly, the mechanism is large in size, the occupied space is large, and the compact layout requirement of a high-speed production line is difficult to adapt Disclosure of Invention The invention aims to solve the problems of low production efficiency and large occupied space of the traditional battery cell rotary turnover mechanism, and provides a battery cell rotary turnover mechanism capable of improving productivity and reducing occupied space of the mechanism and a use method thereof. The technical scheme of the invention is as follows: the battery core rotating and overturning mechanism comprises a front station left battery core rotating grip, a front station right battery core rotating grip, a left branch battery core overturning and jacking clamping mechanism, a rear station left battery core grip, a rear station right battery core grip and a right branch battery core overturning and jacking clamping mechanism; The front station left side cell rotating gripper and the front station right side cell rotating gripper are driven by a first driving device to move left and right; the left battery cell gripper of the rear station and the right battery cell gripper of the rear station are driven by a second driving device to move left and right; The left branch battery cell overturning and jacking clamping mechanism is driven by a third driving device to move back and forth, and comprises a left branch battery cell overturning clamping mechanism and a left station battery cell jacking installation mechanism; The right branch circuit cell overturning and jacking clamping mechanism is driven by the fourth driving device to move back and forth, and comprises a right branch circuit cell overturning clamping mechanism and a right station cell jacking installation mechanism. Further, the front station left side electric core rotary gripper and the front station right side electric core rotary gripper comprise a first lifting single-shaft module, a front connecting plate fixedly connected with the moving end of the first lifting single-shaft module, a pair of first rotary cylinders fixed on the front side and the rear side of the lower end of the front connecting plate, and a first finger cylinder fixedly connected with the rotary shaft of the first rotary cylinder. The first lifting single-shaft module is used for driving the whole gripper assembly to lift and achieve height adjustment during cell grabbing and releasing, the front connecting plate provides mounting references for all components to ensure structural stability, the first rotating cylinder provides power for cell rotation and can drive the first finger cylinder to drive the cell to achieve 90-degree accurate rotation, and the first finger cylinder is used for achieving reliable clamping of the cell and preventing looseness or deviation in the transferring process. Further, the first driving device is a front station transverse movement single-shaft module, a first left slider and a first right slider are connected to the moving end of the front station transverse movement single-shaft module in a sliding mode, the first left slider is fixedly connected with a first lifting single-shaft module of the front station left side electric core rotary gripper, and the first right slider is fixedly connected with a first lifting single-shaft module of the front station right side electric core rotary gripper. The front station sideslip unipolar module provides power and the direction of cont