CN218002401U - Cell thickness testing device - Google Patents
Cell thickness testing device Download PDFInfo
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- CN218002401U CN218002401U CN202222316522.5U CN202222316522U CN218002401U CN 218002401 U CN218002401 U CN 218002401U CN 202222316522 U CN202222316522 U CN 202222316522U CN 218002401 U CN218002401 U CN 218002401U
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- lower pressing
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Abstract
The utility model discloses electricity core thickness test device, including corresponding top board and the holding down plate that sets up in the frame, the holding down plate is connected with the lift driving piece, is provided with pressure sensor on the lift driving piece, and corresponds the holding down plate and still be provided with displacement sensor; the lifting driving piece is matched with the pressure sensor to form a lower pressing plate intelligent pressure control type ascending structure, the upper pressing plate ascends after the battery core is loaded into the lower pressing plate, the pressure sensor forms a lower pressing plate ascending control module through a set pressure value, and then a high-precision battery core thickness measuring structure for removing battery core bulge errors is formed.
Description
Technical Field
The utility model relates to a new forms of energy device and preparation technique, in particular to soft packet of electric core preparation technique of lithium ion and use automation equipment, it is specific, be an electricity core thickness test device.
Background
With the development of modern society, portable devices are intelligentized, and in order to meet the requirements of capacity and power and ensure sufficient service time, a power source-a battery of the portable devices is required to have higher energy density; however, in the process of assembling the battery, the maximum thickness of the battery cell must be ensured not to exceed the specification, and if the thickness of the battery cell is too large, not only is the assembling process difficult, but also the battery has safety problems in the circulating process; therefore, the work of detecting the thickness of the battery cell after the battery cell is produced and before the battery cell is shipped is particularly important.
In the manufacturing process of the battery cell, the battery cell is subjected to bulging phenomenon after being stored or charged for a long time, so that the size of the battery cell exceeds the error allowable range of the set size; before shipment of the lithium battery cell, the thickness of the lithium battery cell must be measured again to screen out qualified products.
The thickness of the soft package battery cell at the present stage is mainly manually tested, and in actual operation, each product to be measured needs to be detected by a worker holding a caliper; the measuring method needs manual operation, and under the condition of assembly line operation, a plurality of stations are arranged, so that the cost is increased and the production efficiency is low; because the electric core diolame is the aluminium material, artificial slide caliper rule measurement can lead to the measuring result inaccurate because of individual dynamics difference, subjective judgement's uncertainty to obtain inaccurate data result, bring the misleading for subsequent worker station operation and product quality's control, influence the production and the quality of product.
Therefore, it is necessary to provide a cell thickness testing apparatus to solve the above problems.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing an electricity core thickness test device.
The utility model discloses a following technical scheme realizes above-mentioned purpose:
a cell thickness testing device comprises an upper pressing plate and a lower pressing plate which are correspondingly arranged on a rack, wherein the lower pressing plate is connected with a lifting driving piece, a pressure sensor is arranged on the lifting driving piece, and a displacement sensor is also arranged corresponding to the lower pressing plate;
the lifting driving piece is matched with the pressure sensor to form a lower pressing plate intelligent pressure control type ascending structure, the upper pressing plate ascends after the battery core is loaded into the lower pressing plate, the pressure sensor forms a lower pressing plate ascending control module through a set pressure value, and then a high-precision battery core thickness measuring structure for removing battery core bulge errors is formed.
Furthermore, the displacement sensor is composed of a contact type digital display displacement sensor, and a rapid reading type battery cell thickness measuring structure is formed.
Furthermore, the upper pressing plate and the lower pressing plate are both made of marble plates.
Furthermore, the lower pressing plate is provided with a flatness adjusting plate, and a high-precision upper pressing plate and lower pressing plate matching precision adjusting structure is formed for the upper pressing plate.
Furthermore, the lower pressing plate is connected with a lifting driving piece through a lifting frame, a lifting smooth module is arranged at the joint of the lifting frame and the rack, and the lifting smooth module is composed of a linear guide rail or a linear bearing.
Furthermore, corresponding to the lower pressing plate, a battery cell loading detection structure is arranged on the rack and comprises correlation sensor components arranged at two ends of the lower pressing plate.
Furthermore, the correlation sensor assembly comprises a plurality of sensor supporting columns which are uniformly arranged on the rack, correlation sensors are arranged on the sensor supporting columns, and a multi-position battery cell loading detection structure in a set range is formed.
Compared with the prior art, the utility model forms a lower pressing plate intelligent pressure control type ascending structure by matching the lifting driving piece with the pressure sensor, the cell ascends corresponding to the upper pressing plate after being arranged on the lower pressing plate, the pressure sensor forms a lower pressing plate upper control module by setting a pressure value, and then a high-precision cell thickness measuring structure for removing the cell bulge error is formed; the automatic detection of the thickness of the battery cell with high efficiency and high precision is formed, the occupation of human resources is reduced, and the implementation of enterprise optimization production cost is facilitated.
Drawings
Fig. 1 is one of the schematic structural diagrams of the present invention.
Fig. 2 is a second schematic structural diagram of the present invention.
Fig. 3 is a third schematic structural diagram of the present invention.
Detailed Description
Referring to fig. 1-3, this embodiment shows a device for testing a cell thickness, which includes an upper pressing plate 2 and a lower pressing plate 3 correspondingly disposed on a rack 1, where the lower pressing plate 2 is connected to a lifting driving member 4, the lifting driving member 4 is provided with a pressure sensor 41, and a displacement sensor 5 is further disposed correspondingly to the lower pressing plate 3;
The displacement sensor 5 is composed of a contact type digital display displacement sensor, and forms a rapid reading type battery cell thickness measuring structure.
The upper pressing plate 2 and the lower pressing plate 3 are both made of marble plates.
The lower press plate 3 is provided with a flatness adjusting plate 31, and a high-precision upper and lower press plate matching precision adjusting structure is formed for the upper press plate 2.
The lower pressing plate 3 is connected with a lifting driving piece 4 through a lifting frame, a lifting smooth module 6 is arranged at the joint of the lifting frame and the rack 2, and the lifting smooth module 6 is composed of a linear guide rail or a linear bearing.
Corresponding holding down plate 3, be provided with electric core on the frame 1 and load into detection structure 7, electric core loads into detection structure 7 and includes the correlation sensor subassembly that corresponds holding down plate both ends and set up.
The correlation sensor assembly comprises a plurality of sensor support columns 71 which are uniformly arranged on the rack, correlation sensors are arranged on the sensor support columns 71, and a multi-bit battery cell loading detection structure in a set range is formed.
The working process of this embodiment:
1) The battery core 100 is loaded into the lower pressing plate 3, and whether the battery core is loaded is detected through the battery core loading detection structure 7;
2) The lower pressing plate 3 rises until the battery core 100 is attached to the upper pressing plate 2, and the pressure sensor 41 reaches a set value, at this time, the lower pressing plate 3 and the upper pressing plate 2 form micro extrusion on the battery core, and errors caused by battery core bulge are removed;
3) The lower pressing plate 3 is kept for 3 seconds under the current pressure, and the reading is carried out through the displacement sensor 5, so that the thickness detection of the battery cell is completed.
Wherein: the displacement sensor 5 can also adopt a digital display dial indicator, the resolution is 0.001mm, and the single-point measurement error is less than 0.003mm;
marble plate with flatness of 0.005mm;
meanwhile, a data acquisition system can be imported, the battery cell 100 is scanned before the step 1), and then the data of the displacement sensor is acquired to record the thickness data of the battery cell, so that an intelligent battery cell data tracing system is formed.
Compared with the prior art, the utility model forms a lower pressing plate intelligent pressure control type ascending structure by matching the lifting driving piece with the pressure sensor, the cell ascends corresponding to the upper pressing plate after being arranged on the lower pressing plate, the pressure sensor forms a lower pressing plate upper control module by setting a pressure value, and then a high-precision cell thickness measuring structure for removing the cell bulge error is formed; the automatic detection of the thickness of the battery cell with high efficiency and high precision is formed, the occupation of human resources is reduced, and the implementation of enterprise optimization production cost is facilitated.
What has been described above are only some embodiments of the invention. For those skilled in the art, without departing from the inventive concept, several modifications and improvements can be made, which are within the scope of the invention.
Claims (7)
1. The utility model provides a battery core thickness testing arrangement which characterized in that: the device comprises an upper pressing plate and a lower pressing plate which are correspondingly arranged on a rack, wherein the lower pressing plate is connected with a lifting driving piece, a pressure sensor is arranged on the lifting driving piece, and a displacement sensor is also arranged corresponding to the lower pressing plate;
the lifting driving piece is matched with the pressure sensor to form a lower pressing plate intelligent pressure control type ascending structure, the upper pressing plate ascends after the battery core is loaded into the lower pressing plate, the pressure sensor forms a lower pressing plate ascending control module through a set pressure value, and then a high-precision battery core thickness measuring structure for removing battery core bulge errors is formed.
2. The cell thickness testing device of claim 1, wherein: the displacement sensor is composed of a contact type digital display displacement sensor, and a rapid reading type battery cell thickness measuring structure is formed.
3. The cell thickness testing device according to claim 2, wherein: the upper pressing plate and the lower pressing plate are both made of marble plates.
4. The cell thickness testing device of claim 3, wherein: the lower pressing plate is provided with a flatness adjusting plate, and a high-precision upper pressing plate and lower pressing plate matching precision adjusting structure is formed for the upper pressing plate.
5. The cell thickness testing device of claim 4, wherein: the lower pressing plate is connected with a lifting driving piece through a lifting frame, a lifting smooth module is arranged at the joint of the lifting frame and the rack, and the lifting smooth module is composed of a linear guide rail or a linear bearing.
6. The cell thickness testing device according to claim 5, wherein: correspond the holding down plate, be provided with electric core on the frame and load into detection structure, electric core loads into detection structure and includes the correlation sensor subassembly that corresponds holding down plate both ends and set up.
7. The cell thickness testing device according to claim 6, wherein: the correlation sensor assembly comprises a plurality of sensor supporting columns which are uniformly arranged on the rack, correlation sensors are arranged on the sensor supporting columns, and a multi-position battery cell loading detection structure in a set range is formed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222316522.5U CN218002401U (en) | 2022-08-31 | 2022-08-31 | Cell thickness testing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222316522.5U CN218002401U (en) | 2022-08-31 | 2022-08-31 | Cell thickness testing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218002401U true CN218002401U (en) | 2022-12-09 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222316522.5U Active CN218002401U (en) | 2022-08-31 | 2022-08-31 | Cell thickness testing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218002401U (en) |
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2022
- 2022-08-31 CN CN202222316522.5U patent/CN218002401U/en active Active
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