CN112718526B - Cell pressure testing and thickness detecting device - Google Patents
Cell pressure testing and thickness detecting device Download PDFInfo
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- CN112718526B CN112718526B CN202011488700.1A CN202011488700A CN112718526B CN 112718526 B CN112718526 B CN 112718526B CN 202011488700 A CN202011488700 A CN 202011488700A CN 112718526 B CN112718526 B CN 112718526B
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
- B07C—POSTAL SORTING; SORTING INDIVIDUAL ARTICLES, OR BULK MATERIAL FIT TO BE SORTED PIECE-MEAL, e.g. BY PICKING
- B07C5/00—Sorting according to a characteristic or feature of the articles or material being sorted, e.g. by control effected by devices which detect or measure such characteristic or feature; Sorting by manually actuated devices, e.g. switches
- B07C5/04—Sorting according to size
- B07C5/06—Sorting according to size measured mechanically
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
- B07C—POSTAL SORTING; SORTING INDIVIDUAL ARTICLES, OR BULK MATERIAL FIT TO BE SORTED PIECE-MEAL, e.g. BY PICKING
- B07C5/00—Sorting according to a characteristic or feature of the articles or material being sorted, e.g. by control effected by devices which detect or measure such characteristic or feature; Sorting by manually actuated devices, e.g. switches
- B07C5/02—Measures preceding sorting, e.g. arranging articles in a stream orientating
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
- B07C—POSTAL SORTING; SORTING INDIVIDUAL ARTICLES, OR BULK MATERIAL FIT TO BE SORTED PIECE-MEAL, e.g. BY PICKING
- B07C5/00—Sorting according to a characteristic or feature of the articles or material being sorted, e.g. by control effected by devices which detect or measure such characteristic or feature; Sorting by manually actuated devices, e.g. switches
- B07C5/34—Sorting according to other particular properties
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
- B07C—POSTAL SORTING; SORTING INDIVIDUAL ARTICLES, OR BULK MATERIAL FIT TO BE SORTED PIECE-MEAL, e.g. BY PICKING
- B07C5/00—Sorting according to a characteristic or feature of the articles or material being sorted, e.g. by control effected by devices which detect or measure such characteristic or feature; Sorting by manually actuated devices, e.g. switches
- B07C5/36—Sorting apparatus characterised by the means used for distribution
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/10—Energy storage using batteries
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- Investigating Strength Of Materials By Application Of Mechanical Stress (AREA)
- Length Measuring Devices With Unspecified Measuring Means (AREA)
Abstract
The invention relates to the technical field of cell detection, in particular to a cell pressure testing and thickness detecting device which comprises a stepping conveying line, a detection reference platform, an NG cell caching mechanism, a square tube frame and a detection off-line mechanism, wherein the detection reference platform is fixedly arranged on the left side of the stepping conveying line, the NG cell caching mechanism is arranged on the left side of the detection reference platform, the square tube frame is fixedly arranged above the tops of the stepping conveying line, the detection reference platform and the NG cell caching mechanism, and the detection off-line mechanism is fixedly arranged on the square tube frame. The invention achieves the purpose of automatically detecting the thickness and the pressure of the soft-packaged battery cell, and can automatically reject bad battery cells, thereby ensuring the consistency of the detection items of the battery cells, ensuring the quality of modules, improving the detection efficiency, reducing the labor intensity, and being not influenced by external factors, thereby ensuring the detection precision, avoiding the phenomenon of missing detection, and avoiding the phenomenon of damage to the battery cells.
Description
Technical Field
The invention relates to the technical field of cell detection, in particular to a cell pressure testing and thickness detecting device.
Background
The bulge phenomenon can take place for long-time storage in soft-packaged battery core, and the accidental factor in the production process also can lead to electric core thickness to have the uniformity problem, consequently must detect the management and control to the thickness and the pressure data of electric core before electric core piles up, rejects bad electric core, guarantees the uniformity of this detection item of electric core, and then guarantees the finished product quality of module.
And at present to the detection of soft-packaged electrical core mainly rely on the manual work to go on, this kind of mode leads to detection efficiency lower, detects to the unable precision of large batch of product simultaneously, appears lou examining the phenomenon easily, and artifical the detection receives external factor to influence great simultaneously, can't guarantee the accuracy that detects, causes the damage phenomenon to soft-packaged electrical core simultaneously easily, consequently can't satisfy and detect the user demand.
Disclosure of Invention
Aiming at the defects of the prior art, the invention provides a cell pressure testing and thickness detecting device, which achieves the purpose of automatically detecting the thickness and the pressure of a soft-packaged cell, can automatically reject bad cells, and ensures the consistency of a detection item of the cell, thereby ensuring the quality of a module, improving the detection efficiency, reducing the labor intensity, being free from the influence of external factors, ensuring the detection precision, avoiding the phenomenon of missing detection, and avoiding the damage phenomenon caused to the cell.
In order to solve the technical problems, the invention provides the following technical scheme: a cell pressure testing and thickness detecting device comprises a stepping conveying line, a detection reference platform, an NG cell caching mechanism, a square tube frame and a detection off-line mechanism, wherein the detection reference platform is fixedly arranged on the left side of the stepping conveying line;
the detection off-line mechanism comprises a girder rail, a moving shaft, a linear motor, an X-axis displacement structure, a moving Z-axis, a detection sucker and a torque motor, wherein the girder rail is fixedly installed at the middle position of the top of the square frame, the moving shaft is slidably installed on the left side of the bottom of the girder rail, the linear motor is fixedly installed on the moving shaft, the linear motor is in transmission connection with the girder rail, the X-axis displacement structure is slidably installed at the bottom of the moving shaft, the bottom of the X-axis displacement structure is in sliding connection with the moving Z-axis through a support, the free end of the bottom of the moving Z-axis is in transmission connection with the top of the detection sucker, and the torque motor is fixedly installed at the top of the moving Z-axis.
Furthermore, the main beam track and the moving shaft are distributed in a mutually perpendicular state, a buffer sucking disc is slidably mounted at the bottom of the moving shaft through a support, a guide rod cylinder is arranged on the buffer sucking disc, and the X-axis displacement structure is composed of a linear motor and the moving shaft.
Further, step-by-step transfer chain includes board, section bar frame, slide rail, belt pulley, servo step motor, step-by-step belt and loads the frame, the top of board is located the below that detects off-line mechanism bottom, section bar frame fixed mounting is on the board, the top of section bar frame and the bottom fixed connection of slide rail.
Further, the front end at section bar frame top passes through support fixed connection with the belt pulley, servo step motor fixed mounting is on the rear end at section bar frame top, servo step motor's output is provided with the action wheel, servo step motor's output passes through step belt transmission with the belt pulley and is connected.
Furthermore, the top of the sliding rail is connected with the bottom of the loading frame in a sliding mode, and the front side and the rear side of the loading frame are fixedly connected with the two ends of the stepping belt respectively.
Furthermore, the bottom of board fixed mounting has the footing, the quantity of footing is four, and four footing are located the board bottom respectively all around.
The invention provides a cell pressure testing and thickness detecting device, which has the following beneficial effects:
1. according to the invention, due to the arrangement of the detection off-line mechanism, the four battery cells are carried in place by the battery cells through the stepping conveying line, then the Z shaft is moved to descend for a certain distance, the four detection suckers adsorb the battery cells, the Z shaft is moved to ascend for a certain distance, the X shaft displacement structure is moved to the detection reference platform, then the Z shaft is moved to descend, the thickness measurement data of the battery cells are calculated through the descending displacement data of the Z shaft, and the pressure data of the battery cells are calculated through the output torque value of the torque motor, so that the purpose of automatically detecting the thickness and the pressure of the soft-packaged battery cells is achieved, meanwhile, the defective battery cells can be automatically eliminated, the consistency of the detection items of the battery cells is ensured, the quality of the module is ensured, the detection efficiency can be improved, the labor intensity is reduced, the detection accuracy is not influenced by external factors, the omission phenomenon is avoided, and the damage phenomenon caused to the battery cells is avoided.
2. The invention can simultaneously test more than four battery cores, and completely meets the progress of beat PPM; meanwhile, the testing mechanism and the NG offline mechanism are integrated on the same station, the thickness of the battery cell is tested by the torque motor, and compared with a testing structure adopting a pressure sensor, the integrated testing structure is simpler in overall structure, high in integration level, convenient to debug and maintain and lower in boundary cost.
3. According to the invention, due to the arrangement of the stepping conveying line, the section frame for assembly is arranged on the machine table, and meanwhile, the loading frame for loading the battery cell is matched with the sliding rail to slide on the section frame, so that the stepping belt is driven to perform a circulating action when the servo stepping motor operates, and simultaneously, the stepping belt acts and drives the loading frame to drive the battery cell to perform a stepping movement, and a synchronous action can be performed according to the detection process requirements, so that the conveying capacity for battery cell detection is ensured, the whole device is in a reasonable control and automatic state, the participation of personnel can be reduced, and the integral automation degree is improved.
Drawings
FIG. 1 is a schematic front view of the structure of the present invention;
FIG. 2 is a schematic structural diagram of an off-line detection mechanism according to the present invention.
In the figure: 1. a stepping conveying line; 2. detecting a reference platform; 3. a NG battery cell caching mechanism; 4. a square through frame; 5. detecting an offline mechanism; 11. a machine platform; 12. a section bar frame; 13. a slide rail; 14. a belt pulley; 15. a servo stepping motor; 16. a step belt; 17. a loading frame; 18. a footing; 51. a main beam track; 52. a motion shaft; 53. a linear motor; 54. an X-axis displacement structure; 55. a Z axis of motion; 56. detecting the sucker; 57. a torque motor; 58. caching a sucker; 59. a guide rod cylinder.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-2, the present invention provides a technical solution: the utility model provides an electricity core pressure test and thickness detection device, including step-by-step transfer chain 1, detection reference platform 2, NG electricity core buffer mechanism 3, square tube frame 4 and detection off- line mechanism 5, 2 fixed mounting of detection reference platform are in the left side of step-by-step transfer chain 1, NG electricity core buffer mechanism 3 sets up in the left side of detection reference platform 2, square tube frame 4 fixed mounting is in step-by-step transfer chain 1, the top at detection reference platform 2 and 3 tops of NG electricity core buffer mechanism, 5 fixed mounting of detection off-line mechanism are on square tube frame 4.
The stepping conveying line 1 comprises a machine table 11, a section bar frame 12, a sliding rail 13, a belt pulley 14, a servo stepping motor 15, a stepping belt 16 and a loading frame 17, wherein the top of the machine table 11 is positioned below the bottom of the off-line detection mechanism 5, the section bar frame 12 is fixedly arranged on the machine table 11, the top of the section bar frame 12 is fixedly connected with the bottom of the sliding rail 13, the front end of the top of the section bar frame 12 is fixedly connected with the belt pulley 14 through a support, the servo stepping motor 15 is fixedly arranged on the rear end of the top of the section bar frame 12, the output end of the servo stepping motor 15 is provided with a driving wheel, the output end of the servo stepping motor 15 is in transmission connection with the belt pulley 14 through the stepping belt 16, the top of the sliding rail 13 is in sliding connection with the bottom of the loading frame 17, and the front side and the rear side of the loading frame 17 are respectively fixedly connected with two ends of the stepping belt 16, the bottom of the machine table 11 is fixedly provided with four feet 18, the four feet 18 are respectively positioned on the periphery of the bottom of the machine table 11, due to the arrangement of the stepping conveying line 1, the machine table 11 is provided with the section frame 12 for assembly, and meanwhile, the loading frame 17 for loading the battery cell is matched with the sliding rail 13 to slide on the section frame 12, when the servo stepping motor 15 operates, the stepping belt 16 is driven to perform circulating action, and meanwhile, the stepping belt 16 acts and drives the loading frame 17 to drive the battery cell to perform stepping movement, so that synchronous action can be performed according to the requirement of a detection process, the conveying capacity for battery cell detection is ensured, the whole device is in a reasonable control state and an automatic state, the participation of personnel can be reduced, and the integral automation degree is improved;
the off-line detection mechanism 5 comprises a main beam track 51, a moving shaft 52, a linear motor 53, an X-axis displacement structure 54, a moving Z-axis 55, a detection sucker 56 and a torque motor 57, wherein the main beam track 51 is fixedly arranged in the middle of the top of the square tube frame 4, the moving shaft 52 is slidably arranged on the left side of the bottom of the main beam track 51, the linear motor 53 is fixedly arranged on the moving shaft 52, the linear motor 53 is in transmission connection with the main beam track 51, the X-axis displacement structure 54 is slidably arranged at the bottom of the moving shaft 52, the bottom of the X-axis displacement structure 54 is in sliding connection with the moving Z-axis 55 through a bracket, the free end of the bottom of the moving Z-axis 55 is in transmission connection with the top of the detection sucker 56, the torque motor 57 is fixedly arranged at the top of the moving Z-axis 55, the main beam track 51 and the moving shaft 52 are distributed in a mutually vertical state, and the bottom of the moving shaft 52 is provided with a buffer sucker 58 in a sliding way through the bracket, the buffer sucker 58 is provided with a guide rod cylinder 59, the X-axis displacement structure 54 is composed of a linear motor and a moving shaft, due to the arrangement of the detection off-line mechanism 5, the electric core carries four electric cores in place through the stepping conveying line 1, then the moving Z-axis 55 descends for a certain distance, the four detection suckers 56 adsorb the electric cores, the moving Z-axis 55 ascends for a certain distance, the X-axis displacement structure 54 moves to the detection reference platform 2, then the moving Z-axis 55 descends, the thickness measurement data of the electric core is calculated through the descending displacement data of the moving Z-axis 55, and the electric core pressure data is calculated through the output torque value of the torque motor 57, so that the purposes of automatically detecting the thickness and the pressure of the soft package electric core are achieved, meanwhile, the bad electric core can be automatically eliminated, the consistency of the detection items of the electric core is ensured, the quality of the module is ensured, the detection efficiency can be improved, the labor intensity is reduced, the influence of external factors is avoided, the detection precision is guaranteed, the missing detection phenomenon is avoided, and meanwhile, the damage phenomenon caused to the battery cell is avoided.
In the using process, the four battery cells are conveyed in place by the stepping conveying line 1; then, the Z shaft 55 is moved to descend for a certain distance, the four detection suckers 56 adsorb the battery cell, and the Z shaft 55 is moved to ascend for a certain distance; the X-axis displacement structure 54 moves to the detection reference platform 2, then the Z-axis 55 moves downwards, the thickness measurement data of the battery cell is calculated through the displacement data of the descending Z-axis 55, and the battery cell pressure data is calculated through the output torque value of the torque motor 57; after the data of the computer system is judged, the corresponding cache sucker 58 stops adsorbing the NG battery cell, the moving Z shaft 55 rises for a certain distance, the X-axis displacement structure 54 moves to the position above the battery cell stepping conveyor line 1, the moving Z shaft 55 descends to place the qualified battery cell back on the battery cell stepping conveyor line 1, and the moving Z shaft 55 rises and resets to wait for the battery cell stepping of the next beat to be in place; after the step-by-step transfer chain 1 of electric core was put back to qualified electric core, linear electric motor 53 drove cache sucking disc 58 and snatchs the back with NG electric core and put NG electric core buffer memory mechanism 3 and carry out the buffer memory, and movement shaft 52 can drive the position of locating that cache sucking disc 58 corresponds four electric cores to this is convenient for adsorb the unloading operation.
The invention can simultaneously test more than four battery cores, and completely meets the schedule of 15 PPM; meanwhile, the testing mechanism and the NG offline mechanism are integrated on the same station, the thickness of the battery cell is tested by the torque motor, and compared with a testing structure adopting a pressure sensor, the integrated testing structure is simpler in overall structure, high in integration level, convenient to debug and maintain and lower in boundary cost.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. The utility model provides a cell pressure test and thickness detection device, includes step-by-step transfer chain (1), detection benchmark platform (2), NG electricity core buffer memory mechanism (3), square tube frame (4) and detection off-line mechanism (5), its characterized in that: the detection reference platform (2) is fixedly arranged on the left side of the stepping conveying line (1), the NG battery cell caching mechanism (3) is arranged on the left side of the detection reference platform (2), the square tube frame (4) is fixedly arranged above the tops of the stepping conveying line (1), the detection reference platform (2) and the NG battery cell caching mechanism (3), and the detection off-line mechanism (5) is fixedly arranged on the square tube frame (4);
the detection offline mechanism (5) comprises a main beam track (51), a movement shaft (52), a linear motor (53), an X-axis displacement structure (54), a movement Z shaft (55), a detection sucker (56) and a torque motor (57), wherein the main beam track (51) is fixedly installed at the middle position of the top of the square tube frame (4), the movement shaft (52) is slidably installed at the left side of the bottom of the main beam track (51), the linear motor (53) is fixedly installed on the movement shaft (52), the linear motor (53) is in transmission connection with the main beam track (51), the X-axis displacement structure (54) is slidably installed at the bottom of the movement shaft (52), the bottom of the X-axis displacement structure (54) is in sliding connection with the movement Z shaft (55) through a support, the free end of the bottom of the movement Z shaft (55) is in transmission connection with the top of the detection sucker (56), and the torque motor (57) is fixedly installed at the top of the movement Z shaft (55).
2. The cell pressure testing and thickness detecting device according to claim 1, wherein: the main beam track (51) and the movement shaft (52) are distributed in a mutually perpendicular state, a buffer sucking disc (58) is installed at the bottom of the movement shaft (52) through a support in a sliding mode, a guide rod cylinder (59) is arranged on the buffer sucking disc (58), and the X-axis displacement structure (54) is composed of a linear motor and the movement shaft.
3. The cell pressure testing and thickness detecting device of claim 1, wherein: step-by-step transfer chain (1) is including board (11), section bar frame (12), slide rail (13), belt pulley (14), servo step motor (15), step-by-step belt (16) and loading frame (17), the top of board (11) is located the below that detects off-line mechanism (5) bottom, section bar frame (12) fixed mounting is on board (11), the top of section bar frame (12) and the bottom fixed connection of slide rail (13).
4. The cell pressure testing and thickness detecting device of claim 3, wherein: the front end at section bar frame (12) top passes through support fixed connection with belt pulley (14), servo step motor (15) fixed mounting is on the rear end at section bar frame (12) top, the output of servo step motor (15) is provided with the action wheel, the output and belt pulley (14) of servo step motor (15) are connected through step belt (16) transmission.
5. The cell pressure testing and thickness detecting device of claim 3, wherein: the top of the sliding rail (13) is in sliding connection with the bottom of the loading frame (17), and the front side and the rear side of the loading frame (17) are fixedly connected with the two ends of the stepping belt (16) respectively.
6. The cell pressure testing and thickness detecting device of claim 3, wherein: the bottom of the machine table (11) is fixedly provided with four bottom feet (18), and the four bottom feet (18) are respectively positioned on the periphery of the bottom of the machine table (11).
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| Application Number | Priority Date | Filing Date | Title |
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| CN202011488700.1A CN112718526B (en) | 2020-12-16 | 2020-12-16 | Cell pressure testing and thickness detecting device |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202011488700.1A CN112718526B (en) | 2020-12-16 | 2020-12-16 | Cell pressure testing and thickness detecting device |
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| CN112718526A CN112718526A (en) | 2021-04-30 |
| CN112718526B true CN112718526B (en) | 2022-10-28 |
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| CN114535138A (en) * | 2022-03-01 | 2022-05-27 | 湖北德普电气股份有限公司 | Full-automatic sorting unit of power battery |
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| CN205655814U (en) * | 2016-03-22 | 2016-10-19 | 东莞市骏智机电科技有限公司 | Lithium battery thickness measurement system |
| KR102357026B1 (en) * | 2017-06-14 | 2022-01-28 | 에스케이온 주식회사 | Test Device for Battery Cell |
| CN107402219A (en) * | 2017-08-21 | 2017-11-28 | 苏州巨智能装备有限公司 | Battery core apparent visual detection device and its detection method |
| CN107677688A (en) * | 2017-09-21 | 2018-02-09 | 苏州轩明视测控科技有限公司 | Notebook computer appearance delection device |
| CN209166394U (en) * | 2018-12-29 | 2019-07-26 | 东莞市中天自动化科技有限公司 | A kind of battery mechanism for measuring thick |
| CN109860727B (en) * | 2018-12-30 | 2024-05-03 | 珠海华冠科技股份有限公司 | Square cell hot press and processing method thereof |
| CN109466932B (en) * | 2018-12-30 | 2023-10-31 | 珠海华冠科技股份有限公司 | Feeding and discharging mechanical arm of square battery cell hot press and feeding and discharging method thereof |
| CN209432096U (en) * | 2019-03-07 | 2019-09-24 | 东莞市名动智能科技有限公司 | A high-precision thickness measuring device for a small square lithium battery |
| CN210119198U (en) * | 2019-05-14 | 2020-02-28 | 大族激光科技产业集团股份有限公司 | Soft-package battery electricity core thickness detection mechanism |
| CN210279874U (en) * | 2019-06-24 | 2020-04-10 | 东莞新易科电子有限公司 | Lithium-ion battery size inspection equipment |
| KR102146945B1 (en) * | 2020-03-27 | 2020-08-21 | 주식회사 와이에이치티 | Inspection system for inspecting secondary battery cell |
| CN211971008U (en) * | 2020-03-31 | 2020-11-20 | 东莞市爱康电子科技有限公司 | Material separating and discharging mechanism |
| CN111948559A (en) * | 2020-09-04 | 2020-11-17 | 深圳市新威尔电子有限公司 | Multi-channel soft package lithium battery voltage and internal resistance testing machine |
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