Battery cell detection device

Abstract

The utility model discloses a battery cell detection device, which belongs to the technical field of battery cell detection and comprises a base station provided with a material loading block. The driving part is mounted on the base table; the first detection part is connected with the driving part, the first detection part comprises a first air cylinder and a first probe block, the first air cylinder drives the first probe block to be close to a battery cell, and a plurality of probes are arranged on the first probe block to detect the battery cell; the second detection part comprises a second air cylinder and a second probe block, the second air cylinder drives the second probe block to be close to the battery cell, and a plurality of probes are arranged on the second probe block to detect the battery cell. According to the utility model, the multidirectional detection of the battery cell is realized, the probe is adopted to carry out multiple electrical tests on the battery cell, manual operation is not needed in the process, and the detection efficiency of the battery cell can be effectively improved while the manpower consumption is reduced.

Description

Technical Field

[0001] This utility model belongs to the field of battery cell testing technology, and in particular relates to a battery cell testing device. Background Technology

[0002] With the rapid development of new energy vehicles, energy storage systems, and consumer electronics, lithium-ion batteries, as core energy carriers, directly impact the quality of end products through their performance and safety. During cell manufacturing, internal defects (such as poor electrode alignment, separator wrinkles, and uneven electrolyte distribution) or process fluctuations can lead to capacity decay, abnormal internal resistance, and even thermal runaway risks. Therefore, multiple electrical tests must be performed on the cells using probes before they leave the factory.

[0003] Currently, the electrical testing of battery cells is usually done manually, with operators using hand tools to perform the tests. This method requires a lot of manpower, demands high skill levels from the operators, and suffers from insufficient testing accuracy. Utility Model Content

[0004] This invention overcomes the shortcomings of the prior art and provides a battery cell testing device to solve the problems existing in the prior art.

[0005] To achieve the above objectives, the technical solution adopted by this utility model is: a battery cell testing device, comprising...

[0006] A base platform, on which a material carrier block is provided for mounting the battery cell;

[0007] The drive unit is mounted on the base.

[0008] A first detection unit is connected to the driving unit. The first detection unit includes a first cylinder and a first probe block. The first cylinder drives the first probe block to approach the battery cell. The first probe block is provided with a plurality of probes for detecting the battery cell.

[0009] The second detection unit includes a second cylinder and a second probe block. The second cylinder drives the second probe block to approach the battery cell. The second probe block is provided with a plurality of probes for detecting the battery cell.

[0010] In a preferred embodiment of this utility model, the material block is provided with a material groove, and a plurality of positioning pins are provided in the material groove to position and install the battery cell.

[0011] In a preferred embodiment of the present invention, the driving unit includes a first module, a second module, and a third module. The first module is mounted on the base, and there are two of them arranged in parallel. The second module is connected to the first module through a support and moves along the length direction of the first module. The third module moves along the length direction of the second module.

[0012] In a preferred embodiment of this utility model, the first detection unit is connected to the third module via a connecting plate. The connecting plate is an L-shaped structure, and the first cylinder and the first probe block are both mounted on the short side of the connecting plate.

[0013] In a preferred embodiment of this utility model, a first camera is provided on the connecting plate to take pictures of the top of the battery cell.

[0014] In a preferred embodiment of this utility model, a transverse module is provided on the base, and the second detection unit is connected to the transverse module through a mounting plate.

[0015] In a preferred embodiment of this invention, a second camera is provided on the mounting plate to take pictures of the side of the battery cell.

[0016] This utility model solves the defects existing in the background technology, and has the following beneficial effects:

[0017] The battery cell testing device of this invention enables multi-directional testing of the battery cell. It uses probes to perform multiple electrical tests on the battery cell. During this process, no manual operation is required, which reduces manpower consumption and effectively improves the testing efficiency of the battery cell. Furthermore, the presence of the first and second testing units allows for testing of the battery cell from multiple angles, effectively improving the testing efficiency and ensuring the testing accuracy of the battery cell. Attached Figure Description

[0018] The present invention will be further described below with reference to the accompanying drawings and embodiments;

[0019] Figure 1 This is a schematic diagram of the overall structure of a preferred embodiment of the present invention;

[0020] Figure 2 This is a schematic diagram of another overall structure of a preferred embodiment of the present invention;

[0021] Figure 3 for Figure 2 Enlarged view of section A in the middle;

[0022] Figure 4 This is a front view of a preferred embodiment of the present invention;

[0023] In the diagram: 10, base; 11, material block; 111, material trough; 20, drive unit; 21, first module; 22, second module; 23, third module; 30, first detection unit; 31, first cylinder; 32, first probe block; 40, second detection unit; 41, second cylinder; 42, second probe block; 50, positioning pin; 60, connecting plate; 70, first camera; 80, transverse module; 90, second camera. Detailed Implementation

[0024] The following drawings will disclose several embodiments of this utility model. For clarity, many physical details will be described in the following description. However, it should be understood that these physical details should not be used to limit this utility model. That is, in some embodiments of this utility model, these physical details are not essential. In addition, for the sake of simplicity, some conventional structures and components will be shown in the drawings in a simple schematic manner.

[0025] Furthermore, in this utility model, the use of terms such as "first" and "second" is for descriptive purposes only and does not specifically refer to any order or sequence, nor is it intended to limit the utility model. They are merely used to distinguish components or operations described with the same technical terms and should not be construed as indicating or implying their relative importance or implicitly specifying the number of indicated technical features. Therefore, a feature defined with "first" or "second" may explicitly or implicitly include at least one of those features. Additionally, the technical solutions of various embodiments can be combined with each other, but only if they are feasible for those skilled in the art. If a combination of technical solutions is contradictory or impossible to implement, it should be considered that such a combination of technical solutions does not exist and is not within the scope of protection claimed by this utility model.

[0026] This embodiment provides a battery cell testing device that enables multi-directional testing of the battery cell. It uses probes to perform multiple electrical tests on the battery cell without manual operation, reducing manpower consumption and effectively improving the testing efficiency. Furthermore, the presence of the first testing unit 30 and the second testing unit 40 allows for testing of the battery cell from multiple angles, effectively improving the testing efficiency and ensuring the testing accuracy.

[0027] Combination Figures 1 to 4As shown, the battery cell testing device of this embodiment includes a base 10, a driving unit 20, a first testing unit 30, and a second testing unit 40. A material carrier block 11 is provided on the base 10, and a material groove 111 is provided on the material carrier block 11. A plurality of positioning pins 50 are provided in the material groove 111. The positioning pins 50 are used to position and install the battery cell located in the material groove 111. The driving unit 20 drives the first testing unit 30 to change the position of the first testing unit 30, so that the first testing unit 30 can perform electrical testing on the top of the battery cell. The second testing unit 40 can perform electrical testing on the side of the battery cell, realizing all-round testing of the battery cell and improving the testing efficiency of the battery cell.

[0028] In this embodiment, the drive unit 20 is mounted on the base 10. The drive unit 20 includes a first module 21, a second module 22, and a third module 23. The first module 21 is mounted on the base 10, and there are two of them arranged in parallel. The second module 22 is connected to the first module 21 through a support base and moves along the length direction of the first module 21. The third module 23 moves along the length direction of the second module 22. The first detection unit 30 is connected to the third module 23 through a connecting plate 60. In this embodiment, the first module 21, the second module 22, and the third module 23 are all linear modules and form a three-axis drive direction (XYZ) to drive the first detection unit 30, so that the first detection unit 30 can move effectively above the battery cell.

[0029] Combination Figure 1 and Figure 4 As shown, the first detection unit 30 in this embodiment includes a first cylinder 31 and a first probe block 32. The first cylinder 31 drives the first probe block 32 closer to the battery cell. The first probe block 32 is provided with a plurality of probes. When the probes are inserted into the battery cell, the battery cell is electrically tested. The connecting plate 60 is an L-shaped structure. The first cylinder 31 and the first probe block 32 are both installed on the short side of the connecting plate 60. During the battery cell testing process, the first detection unit 30 moves to a predetermined position in the driving unit 20, and then the first cylinder 31 drives the first probe block 32 so that the probes on the first probe block 32 are inserted into the battery cell to perform electrical testing on the battery cell.

[0030] In this embodiment, a first camera 70 is provided on the connecting plate 60 to take pictures of the top of the battery cell. Before the battery cell is tested, the first camera 70 takes pictures of the top of the battery cell to determine the position of the battery cell to be tested, so as to ensure the accuracy of subsequent testing.

[0031] Combination Figures 1 to 3As shown, the second detection unit 40 in this embodiment includes a second cylinder 41 and a second probe block 42. The second cylinder 41 drives the second probe block 42 to approach the battery cell. The second probe block 42 is provided with a plurality of probes to detect the battery cell. After the battery cell is positioned and installed, the second cylinder 41 drives the second probe block 42 to insert the probes on the second probe block 42 into the battery cell to perform electrical testing on the battery cell.

[0032] In this embodiment, a transverse module 80 is provided on the base 10. The second detection unit 40 is connected to the transverse module 80 through a mounting plate. A second camera 90 is provided on the mounting plate to take pictures of the side of the battery cell. Before the second detection unit 40 performs detection, the transverse module 80 drives the second detection unit 40 to a predetermined position, and the second camera 90 takes pictures of the side of the battery cell to determine the position to be tested of the battery cell. Then, the second detection unit 40 performs electrical detection on the battery cell.

[0033] In actual use, the battery cell testing device of this embodiment places the battery cell to be tested in the material slot 111 of the material block 11 and positions it with the positioning pin 50. Then, the driving unit 20 drives the first testing unit 30 to a predetermined position, the first camera 70 takes a picture of the battery cell and positions it, and moves the first testing unit 30 to the testing position. Then, the first cylinder 31 drives the first probe block 32, and the probe on the first probe block 32 is inserted into the battery cell from the top to perform electrical testing on the battery cell. The second testing unit 40 is moved to a predetermined position under the drive of the transverse module 80, the second camera 90 takes a picture of the battery cell and positions it, and moves the second testing unit 40 to the testing position. Then, the second cylinder 41 drives the second probe block 42, and the probe on the second probe block 42 is inserted into the battery cell from the side to perform electrical testing on the battery cell.

[0034] While the present invention has been described above with reference to various embodiments, it should be understood that many changes and modifications can be made without departing from the scope of the present invention. That is, the methods, systems, or devices discussed above are merely examples. Various configurations can be appropriately omitted, substituted, or added to various processes or components. For example, in alternative configurations, methods can be performed in a different order than described, and / or various stages can be added, omitted, and / or combined. Moreover, features described with respect to certain configurations can be combined in various other configurations. Different aspects and elements of the configuration can be combined in a similar manner. Furthermore, as technology develops, many elements are merely examples and do not limit the scope of this disclosure or the claims.

[0035] Specific details are provided in the specification to offer a thorough understanding of exemplary configurations, including implementations. However, configurations can be practiced without these specific details; for example, well-known circuits, processes, algorithms, structures, and techniques have been shown without unnecessary detail to avoid obscuring the configuration. This description provides only exemplary configurations and does not limit the scope, applicability, or configuration of the claims. Rather, the foregoing description of the configurations will provide those skilled in the art with an enabling description for implementing the described techniques. Various changes can be made to the function and arrangement of the elements without departing from the spirit or scope of this disclosure.

[0036] Furthermore, although each operation can be described as a sequential process, many operations can be executed in parallel or simultaneously. Additionally, the order of operations can be rearranged. A process may have additional steps. Moreover, examples of methods can be implemented using hardware, software, firmware, middleware, code, hardware description languages, or any combination thereof. When implemented in software, firmware, middleware, or code, the program code or code segments used to perform the necessary tasks can be stored in a non-transitory computer-readable medium such as a storage medium and executed by a processor.

[0037] In summary, the above detailed description is intended to be exemplary rather than limiting, and it should be understood that the claims (including all equivalents) are intended to define the spirit and scope of this invention. These embodiments should be understood as illustrative only and not as limiting the scope of protection of this invention. After reading the description of this invention, those skilled in the art can make various alterations or modifications to it, and these equivalent changes and modifications also fall within the scope defined by the claims of this invention.

Claims

1. A battery cell testing device, characterized in that, include A base (10) is provided on which a material carrier block (11) is provided for mounting the battery cell; A drive unit (20) is mounted on the base (10); The first detection unit (30) is connected to the driving unit (20). The first detection unit (30) includes a first cylinder (31) and a first probe block (32). The first cylinder (31) drives the first probe block (32) to approach the battery cell. The first probe block (32) is provided with a plurality of probes for detecting the battery cell. The second detection unit (40) includes a second cylinder (41) and a second probe block (42). The second cylinder (41) drives the second probe block (42) to approach the battery cell. The second probe block (42) is provided with a plurality of probes for detecting the battery cell.

2. The cell testing device according to claim 1, characterized in that, The material block (11) is provided with a material groove (111), and a number of positioning pins (50) are provided in the material groove (111) to position and install the battery cell.

3. The cell testing device according to claim 1, characterized in that, The drive unit (20) includes a first module (21), a second module (22) and a third module (23). The first module (21) is mounted on the base (10), and there are two of them arranged in parallel. The second module (22) is connected to the first module (21) through a support and moves along the length direction of the first module (21). The third module (23) moves along the length direction of the second module (22).

4. The cell testing device according to claim 3, characterized in that, The first detection unit (30) is connected to the third module (23) via a connecting plate (60). The connecting plate (60) is an L-shaped structure. The first cylinder (31) and the first probe block (32) are both installed on the short side of the connecting plate (60).

5. The battery cell testing device according to claim 4, characterized in that, The connecting plate (60) is equipped with a first camera (70) to take pictures of the top of the battery cell.

6. The battery cell testing device according to claim 1, characterized in that, A transverse module (80) is provided on the base (10), and the second detection unit (40) is connected to the transverse module (80) through a mounting plate.

7. The battery cell testing device according to claim 6, characterized in that, A second camera (90) is provided on the mounting plate to take pictures of the side of the battery cell.

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