CN218963342U

CN218963342U - Automatic test screening device for battery cells

Info

Publication number: CN218963342U
Application number: CN202223158295.4U
Authority: CN
Inventors: 袁银瑶; 余兵; 张孝同
Original assignee: Jiangsu Weiteng Energy Technology Co ltd
Current assignee: Jiangsu Weiteng Energy Technology Co ltd
Priority date: 2022-11-28
Filing date: 2022-11-28
Publication date: 2023-05-05
Anticipated expiration: 2032-11-28

Abstract

The utility model discloses an electric core automatic test sieving mechanism, including two at least conveying portions that convey the opposite direction, wherein first conveying portion is used for conveying the electric core that waits to test, and second conveying portion is used for conveying unqualified electric core, the export of second conveying portion is adjacent with the entry of first conveying portion, and the middle part of first conveying portion is connected with second conveying portion through test portion, test portion is including the test assembly that is used for testing the electric core for push rod subassembly on the second conveying portion with unqualified electric core propelling movement. Compared with the existing manual detection screening, the utility model has the advantages of higher production efficiency and product qualification rate, labor hour saving and production cost reduction.

Description

Automatic test screening device for battery cells

Technical Field

The application belongs to electric core screening equipment field, especially relates to electric core automatic test sieving mechanism.

Background

The battery cell refers to an electrochemical battery cell containing a positive electrode and a negative electrode, is an electric storage part in a rechargeable battery, cannot be used independently under most conditions, is formed by connecting a plurality of single battery cells in series-parallel connection by utilizing a mechanical structure, and considers the problems of mechanical strength, thermal management, BMS (battery management system) matching and the like.

The quality of the battery cell directly determines the quality of the battery cell package, the battery cell needs to be detected before the battery cell package is put into production, whether the battery cell meets the production requirement or not is determined, and then qualified products and unqualified products meeting the requirement are screened.

At present, in the detection and screening process of the battery cell package, the existing enterprises mostly use manual detection and screening, so that the influence factors of the manual conditions are more, the working strength is high, the efficiency is low, and the production cost is high.

Further, the existing semi-automatic detection device often adopts a single assembly line transportation mode, is unstable in the transportation process, is easy to rotate and slide in the transportation process, and causes collision damage.

Disclosure of Invention

The utility model aims at providing a battery cell automatic test sieving mechanism to solve the cost of labor height, detection efficiency's technical problem.

In order to achieve the above purpose, the specific technical scheme of the automatic testing and screening device for the battery cells provided by the utility model is as follows:

the utility model provides an electric core automatic test sieving mechanism, includes two at least conveying portions that convey opposite direction, and wherein first conveying portion is used for conveying the electric core that waits to test, and second conveying portion is used for conveying unqualified electric core, the export of second conveying portion is adjacent with the entry of first conveying portion, and the middle part of first conveying portion is connected with second conveying portion through test portion, test portion is including the test assembly that is used for testing the electric core for push rod subassembly in the second conveying portion with unqualified electric core propelling movement.

For more stable conveying to the electric core package of rectangle, first conveying portion and second conveying portion both sides all are equipped with the gyro wheel track, and the gyro wheel track includes a plurality of gyro wheel, and the distance between two adjacent gyro wheels is less than the length of single electric core, the side butt of gyro wheel on waiting to convey the lateral wall of electric core, the distance between two gyro wheel tracks of same conveying portion and the width phase-match of waiting to convey the electric core. The battery cell package can be effectively guaranteed to operate according to requirements through the limit of the idler wheels on two sides, and rotation or sliding cannot be generated in the operation process, so that the detection device and the mobile device can operate stably.

In order to better adapt to the requirements of a working place, the electric core automatic test screening device is convenient to move, and the lower end of the electric core automatic test screening device is provided with a driving part capable of driving the device to move.

The driving part can be a universal wheel or any device convenient to move.

In order to stably move the defective products from the first conveying part to the second conveying part, the first conveying part and the second conveying part are positioned on the same plane.

In order to ensure smooth movement of the reject, the driving means of the pusher assembly includes a vertical elevating portion and a horizontal pushing portion.

The push rod assembly is driven by hydraulic pressure, and is simple in structure and easy to maintain.

In order to stably convey the battery cell to be tested, the first conveying part and the second conveying part are driven by the crawler belt.

The beneficial effects are that:

through this automatic test sieving mechanism realizes the automated inspection of electric core, and the automation of the unqualified article of screening is categorized, has improved production efficiency and product quality, has reduced manufacturing cost.

Drawings

Fig. 1 is a schematic structural diagram of an automatic test screening device for a battery cell according to a first embodiment;

FIG. 2 is a top view of an automatic test and screening device for battery cells according to a first embodiment;

FIG. 3 is a schematic structural diagram of a test part in the first embodiment;

the figure indicates: 100. the cell automatic test screening device; 1. a first conveying section; 2. a second conveying section; 3. a test section; 301. a testing component; 302. a pushing assembly; 4. a roller track; 5. a driving part.

Detailed Description

In order to enhance the understanding of the present utility model, the present utility model will be further described in detail with reference to the following examples and drawings, which are provided for the purpose of illustrating the present utility model only and are not to be construed as limiting the scope of the present utility model.

Embodiment one:

as shown in fig. 1 and 2, an automatic cell testing and screening device 100 includes at least two conveying parts with opposite conveying directions, wherein a first conveying part 1 is used for conveying a cell to be tested, a second conveying part 2 is used for conveying a failed cell, an outlet of the second conveying part 1 is adjacent to an inlet of the first conveying part 2, and the failed cell can be removed while conveying the cell to be tested. The middle part of the first conveying part 1 is connected with the second conveying part 2 through a testing part 3, and the testing part 3 comprises a testing component 301 for testing the battery cells and a push rod component 302 for pushing the unqualified battery cells onto the second conveying part 2.

In this embodiment, the to-be-tested battery cell passes through the first conveying part 1 to the testing part 3, is detected by the testing component 301, and the battery cell determined to be a qualified product by the testing component 301 is continuously conveyed to the designated position by the first conveying part 1; the test unit 3 drives the push rod unit 302 located above the cell to move the defective product from the first conveying unit to the second conveying unit 2 in the horizontal direction, and the second conveying unit 2 conveys the defective product to a designated position for centralized processing. The automatic test screening device 100 for the battery cells provided by the embodiment of the utility model realizes the automatic test screening of the battery cells, and has the advantages of higher efficiency and product qualification rate, labor hour saving and production cost reduction compared with manual test screening.

All both sides of conveying portion all are equipped with gyro wheel track 4, and gyro wheel track 4 includes a plurality of gyro wheel, and the distance between two adjacent gyro wheels is less than the length of the electric core that carries, avoids electric core card to go into the gyro wheel, and in the conveying, the side butt of gyro wheel is on waiting to convey the lateral wall of electric core, and the distance between two gyro wheel tracks of same conveying portion and the width phase-match of waiting to convey the electric core, guarantees the stability of the direction and the position of electric core in the conveying, guarantees the continuity of follow-up test stage.

And (3) detecting and screening: the battery core to be detected enters through the inlet of the first conveying part 1, is conveyed to the lower part of the testing part 3 by the first conveying part, the testing component 301 of the testing part 3 is rapidly contacted with the battery core to be detected, whether the battery core meets the production requirement or not is judged, and the battery core meeting the requirement is continuously conveyed to the appointed position by the first conveying part; the cell north which does not meet the requirements is judged to be a defective product, and the test part 3 drives the push rod assembly 302 to move the defective product from the horizontal direction to the second conveying part 2, and the defective product is conveyed to an outlet by the second conveying part.

It will be understood that the utility model has been described in terms of several embodiments, and that various changes and equivalents may be made to these features and embodiments by those skilled in the art without departing from the spirit and scope of the utility model. In addition, many modifications may be made to adapt a particular situation or material to the teachings of the utility model without departing from the essential scope thereof. Therefore, it is intended that the utility model not be limited to the particular embodiment disclosed, but that the utility model will include all embodiments falling within the scope of the appended claims.

Claims

1. The utility model provides an electric core automatic test sieving mechanism, includes two at least conveying portions that convey the opposite direction, and wherein first conveying portion is used for conveying the electric core that waits to test, and second conveying portion is used for conveying unqualified electric core, its characterized in that, the export of second conveying portion is adjacent with the entry of first conveying portion, and the middle part of first conveying portion is connected with second conveying portion through test portion, and test portion is including the test assembly that is used for testing the electric core for with the push rod subassembly in the push of unqualified electric core to the second conveying portion.

2. The automatic battery cell testing and screening device according to claim 1, wherein roller tracks are arranged on two sides of the first conveying part and the second conveying part, each roller track comprises a plurality of rollers, the distance between two adjacent rollers is smaller than the length of a single battery cell, the side faces of the rollers can be abutted to the side wall of the battery cell to be conveyed, and the distance between the two roller tracks of the same conveying part is matched with the width of the battery cell to be conveyed.

3. The automatic cell testing and screening device according to claim 1, wherein a driving part capable of driving the device to move is arranged at the lower end of the automatic cell testing and screening device.

4. The automatic cell testing and screening device according to claim 3, wherein the driving part is a universal wheel.

5. The automatic cell testing and screening device according to claim 1, wherein the first conveyor and the second conveyor are located on the same plane.

6. The automatic cell testing and screening device according to claim 1, wherein the driving means of the push rod assembly comprises a vertical lifting portion and a horizontal pushing portion.

7. The automatic cell testing and screening device of claim 6, wherein the push rod assembly is hydraulically driven.

8. The automatic cell testing and screening device of claim 1, wherein the first and second conveyor sections are track driven.