CN216432882U - Utmost point post depth of parallelism automatic checkout device of cylinder electricity core - Google Patents
Utmost point post depth of parallelism automatic checkout device of cylinder electricity core Download PDFInfo
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- CN216432882U CN216432882U CN202122519399.2U CN202122519399U CN216432882U CN 216432882 U CN216432882 U CN 216432882U CN 202122519399 U CN202122519399 U CN 202122519399U CN 216432882 U CN216432882 U CN 216432882U
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Abstract
The utility model discloses an automatic pole parallelism detection device of a cylindrical battery cell, relating to the technical field of battery cell pole detection devices; the detection device comprises two groups of detection assemblies, wherein each group of detection assembly comprises a CCD (charge coupled device) visual detection device, the two CCD visual detection devices are arranged oppositely, the polar columns at two ends of the cylindrical battery cell to be detected respectively correspond to the two CCD visual detection devices, and the central connecting line of the two CCD visual detection devices and the axis of the cylindrical battery cell to be detected are positioned on the same straight line; the CCD visual detection equipment is connected with the image data processing system; the utility model discloses can high-efficient and accurate automated inspection go out cylinder electricity core utmost point post depth of parallelism and judge whether qualified utmost point post depth of parallelism.
Description
Technical Field
The utility model relates to an electricity core utmost point post detection device technical field, concretely relates to utmost point post depth of parallelism automatic checkout device of cylinder electricity core.
Background
Lithium iron phosphate cylinder electricity core adopts bipolar post structure, and utmost point post distributes in the both ends of battery, and positive negative pole utmost point post is on the coplanar and be completely parallel after the cylinder electricity core is assembled under the theoretical condition, but because in the assembling process, positive negative pole apron material loading time location is not accurate, positive negative pole rolls over reasons such as utmost point ear is bad can lead to peripheral post welding positive negative pole utmost point post not on the coplanar, and the contained angle that exists between positive negative pole utmost point post is the depth of parallelism of cylinder electricity core utmost point post (theoretical positive negative pole degree of parallelism of cylinder electricity core is 0 degree).
At present, the field of domestic and foreign lithium battery equipment is temporarily provided with no related device for automatically detecting the parallelism of a cylindrical battery core pole, the parallelism of the battery core pole is only checked in an assembling process of a cylindrical battery core of the company, therefore, the cylindrical battery core with poor parallelism of the pole still has the possibility of flowing into a PACK end, when the cylindrical battery core enters the PACK end to be assembled into a module, if the parallelism of the pole at two ends is overlarge, the cylindrical battery core is inevitably unmatched with the size of a module box, and when a connecting sheet is welded by subsequent laser, the phenomena of explosion, insufficient welding and the like can occur, if the reworking is caused after the module with poor laser welding is detected, the material and the labor hour are wasted, if the module with poor laser welding is not detected and found by inspection, the battery PACK is directly assembled, and in the process of electrical property test, the abnormal phenomena of 'high and low' and the like can occur, so that the reworking and the whole battery PACK is caused and the maintenance; in order to avoid the adverse effects and influences, the parallelism of the finished product battery cell pole which flows into the PACK end must meet the process standard, and the cylindrical battery cell pole needs to be subjected to full inspection in the assembling procedure; therefore, a detection device capable of automatically detecting the parallelism of the cylindrical cell pole column efficiently and accurately and judging whether the parallelism of the pole column is qualified or not is urgently needed.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the technical problem how realize high-efficient and accurate automated inspection and go out the utmost point post depth of parallelism of cylinder electricity core and judge whether qualified utmost point post depth of parallelism.
In order to solve the technical problem, the utility model provides a following technical scheme:
the utility model discloses an automatic detection device for the parallelism of the polar columns of a cylindrical battery cell, which comprises two groups of detection components, wherein each group of detection components comprises a CCD visual detection device, two CCD visual detection devices are arranged oppositely, the polar columns at the two ends of the cylindrical battery cell to be detected correspond to the two CCD visual detection devices respectively, and the central connecting line of the two CCD visual detection devices and the axis of the cylindrical battery cell to be detected are positioned on the same straight line; the CCD visual detection equipment is connected with the image data processing system.
The utility model discloses a set up two sets of relative CCD visual detection equipment and be connected CCD visual detection equipment and image data processing system, CCD visual detection equipment can detect out the contained angle that forms between utmost point post and the water flat line at the cylinder electricity core both ends that await measuring automatically and simultaneously to two contained angles that will detect out automatically are passed to image data processing system, image data processing system adopts current algorithm automatic comparison, thereby calculate the depth of parallelism of utmost point post and judge whether the depth of parallelism of utmost point post is qualified; the utility model discloses a high-efficient and accurate automated inspection goes out cylinder electricity core utmost point post depth of parallelism and judges whether qualified utmost point post depth of parallelism.
Preferably, the detection assembly further comprises a detection support frame and a horizontal sliding table; two detect the support frame and fix the both ends at the base, the horizontal slip table is fixed detect on the support frame, two the length direction of horizontal slip table is on same straight line, CCD visual detection equipment is in slide and can fix on the horizontal slip table.
Preferably, the base is fixed on the working plane by bolts or welding.
Preferably, the detection support frame is fixed on the base through bolts or welding.
Preferably, the horizontal sliding table is fixed on the detection support frame through bolts or welding.
Preferably, the automatic pole parallelism detection device further comprises a feeding and discharging assembly, wherein the feeding and discharging assembly comprises a feeding and discharging support frame, a vertical guide rail and a battery cell clamping jaw; the battery core clamping jaw is vertically arranged on the vertical guide rail in a sliding mode, and the battery core clamping jaw is located between the two detection assemblies.
Preferably, the feeding and discharging support frame is fixed on the base through bolts or welding.
Preferably, the vertical guide rail is fixed on the feeding and discharging support frame through bolts or welding.
Preferably, two reinforcing ribs are symmetrically arranged between the bottom end of the detection support frame and the base; two reinforcing ribs are symmetrically arranged between the bottom end of the feeding and discharging support frame and the base.
Preferably, the reinforcing rib and the detection support frame, the feeding and discharging support frame and the base are fixed through bolts or welding.
Therefore, the utility model has the advantages that: the utility model discloses a set up two sets of relative CCD visual detection equipment and be connected CCD visual detection equipment and image data processing system, CCD visual detection equipment can detect out the contained angle that forms between utmost point post and the water flat line at the cylinder electricity core both ends that await measuring automatically and simultaneously to two contained angles that will detect out automatically are passed to image data processing system, image data processing system adopts current algorithm automatic comparison, thereby calculate the depth of parallelism of utmost point post and judge whether the depth of parallelism of utmost point post is qualified; the utility model discloses a high-efficient and accurate automated inspection goes out cylinder electricity core utmost point post depth of parallelism and judges whether qualified utmost point post depth of parallelism.
Drawings
Fig. 1 is a schematic perspective view of an automatic detecting device for parallelism of a pole of a cylindrical electrical core according to an embodiment of the present invention;
fig. 2 is a schematic diagram of a detection process of the automatic detecting device for parallelism of the pole of the cylindrical electrical core in the embodiment of the present invention;
fig. 3 shows an embodiment of the present invention, in which an included angle α between a terminal and a horizontal line is formed in an automatic detecting device for parallelism of a terminal of a cylindrical electrical corenIs shown in the figure.
The reference numbers in the figures illustrate: 1. a base; 2. a detection component; 21. detecting a support frame; 22. a horizontal sliding table; 23. a CCD visual detection device; 3. a feeding and discharging assembly; 31. a loading and unloading support frame; 32. a vertical guide rail; 33. a cell clamping jaw; 4. reinforcing ribs; 5. a cylindrical battery cell to be tested; 6. a pole column; 7. a horizontal line.
Detailed Description
In order to make the purpose, technical solution and advantages of the embodiments of the present invention clearer, the following embodiments of the present invention will be combined to clearly and completely describe the technical solution in the embodiments of the present invention, and obviously, the described embodiments are some embodiments of the present invention, rather than all embodiments, based on the embodiments in the present invention, all other embodiments obtained by a person having ordinary skill in the art without creative work belong to the protection scope of the present invention.
Example (b):
referring to fig. 1, the utility model discloses a utmost point post depth of parallelism automatic checkout device of cylinder electricity core, including base 1, two sets of determine module 2 and go up unloading subassembly 3, base 1 passes through bolt or welded fastening on the working plane, and two sets of determine module 2 set up at base 1's both ends relatively, and last unloading subassembly 3 also fixes on base 1.
Referring to fig. 1, each set of detecting assembly 2 includes a detecting support frame 21, a horizontal sliding table 22 and a CCD vision detecting device 23; two detect support frame 21 and pass through bolt or welded fastening at the both ends of base 1, detect and be fixed with a horizontal slip table 22 through bolt or welded fastening on the support frame 21, two horizontal slip table 22's length direction is on same straight line, and slidable mounting has CCD visual detection equipment 23 on horizontal slip table 22, and the sense terminal of two CCD visual detection equipment 23 sets up relatively, and CCD visual detection equipment 23 can fix after the position is adjusted well in the sliding on horizontal slip table 22.
Referring to fig. 1, the feeding and discharging assembly 3 includes a feeding and discharging support frame 31, a vertical guide rail 32 and a battery cell clamping jaw 33, the feeding and discharging support frame 31 is fixed on the base 1 through a bolt or a welding, the feeding and discharging support frame 31 is fixed with the vertical guide rail 32 through a bolt or a welding, the length direction of the vertical guide rail 32 is a vertical direction, the battery cell clamping jaw 33 vertically slides on the vertical guide rail 32, and the battery cell clamping hand is located between the two sets of detection assemblies 2.
Referring to fig. 1, after the cell clamping jaw 33 slides vertically downward to grab the cylindrical cell 5 to be detected, the cell clamping jaw 33 moves vertically upward, when the cell clamping jaw 33 moves to the position to be detected, the terminal posts 6 at two ends of the cylindrical cell 5 to be detected respectively correspond to the two CCD vision detection devices 23, and the central connecting line of the two CCD vision detection devices 23 and the axis of the cylindrical cell 5 to be detected are located on the same straight line; the CCD vision inspection device 23 is connected to an image data processing system.
Referring to fig. 1, the automatic pole parallelism detection device for a cylindrical battery cell disclosed by the utility model further comprises two reinforcing ribs 4, wherein the two reinforcing ribs 4 are symmetrically arranged between the bottom end of the detection support frame 21 and the base 1 through bolts or welding; two reinforcing ribs 4 are also symmetrically arranged between the bottom end of the loading and unloading support frame 31 and the base 1 through bolts or welding.
Referring to fig. 1 to 3, the utility model discloses a utmost point post depth of parallelism automatic checkout device of cylinder electricity core's working procedure as follows:
s1: after the cylindrical battery cell 5 to be detected is loaded, the battery cell clamping jaw 33 vertically moves downwards to grab the cylindrical battery cell 5 to be detected, then the battery cell clamping jaw 33 vertically moves upwards, and the battery cell clamping jaw 33 grabs the cylindrical battery cell 5 to be detected to a position to be detected; at this time, the polar columns 6 at the two ends of the cylindrical battery cell 5 to be detected respectively correspond to the detection ends of the two CCD vision detection devices 23, and the central connecting line of the two CCD vision detection devices 23 and the axis of the cylindrical battery cell 5 to be detected are located on the same straight line;
s2: the positions of the two CCD visual detection devices 23 on the horizontal sliding table 22 are adjusted in a sliding mode, namely the testing distance between the two CCD visual detection devices 23 is adjusted, and the CCD visual detection devices 23 are fixed after the positions are adjusted;
s3: after the detection operation starts, the two CCD vision detecting devices 23 respectively detect the included angle α between the polar post 6 at the two ends of the cylindrical battery cell 5 to be detected and the horizontal line 71、α2Wherein alpha is more than or equal to-90 degreesnNot more than 90 degrees (n is 1 and 2), and the parallelism alpha of the pole 6 on the cylindrical battery cell 5 to be measured is calculated by an image data processing system1-α2And calculating the parallelism process standard alpha of the alpha and the cell pole column0(0°≤α0Comparing at least 8 deg. C, when alpha is less than or equal to alpha0In time, the cylindrical battery cell to be tested5 the parallelism of the upper pole 6 is qualified when the alpha is>α0In the process, the parallelism of the pole 6 on the cylindrical battery cell 5 to be tested is unqualified;
s4: after the detection is completed, the battery cell clamping jaw 33 puts the cylindrical battery cell 5 to be detected back to the assembly line, and according to the data processing result, the battery cell with qualified pole column parallelism normally circulates, and the battery cell with unqualified pole column parallelism is rejected at the waste discharge station.
Although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that various changes and modifications may be made without departing from the spirit and scope of the invention as defined by the appended claims.
Claims (10)
1. The utility model provides a utmost point post depth of parallelism automatic checkout device of cylinder electricity core which characterized in that: the detection device comprises two groups of detection assemblies (2), wherein each group of detection assemblies (2) comprises a CCD visual detection device (23), the two CCD visual detection devices (23) are arranged oppositely, polar columns (6) at two ends of a cylindrical battery cell (5) to be detected respectively correspond to the two CCD visual detection devices (23), and a central connecting line of the two CCD visual detection devices (23) and the axis of the cylindrical battery cell (5) to be detected are positioned on the same straight line; the CCD visual detection device (23) is connected with an image data processing system.
2. The automatic pole parallelism detection device for the cylindrical battery cell according to claim 1, characterized in that: the detection assembly (2) further comprises a detection support frame (21) and a horizontal sliding table (22); two detect support frame (21) and fix the both ends at base (1), horizontal slip table (22) are fixed detect on support frame (21), two the length direction of horizontal slip table (22) is on same straight line, CCD visual detection equipment (23) are in slide and can fix on horizontal slip table (22).
3. The automatic pole parallelism detection device for the cylindrical battery cell according to claim 2, characterized in that: the base (1) is fixed on the working plane through bolts or welding.
4. The automatic pole parallelism detection device for the cylindrical battery cell according to claim 2, characterized in that: the detection support frame (21) is fixed on the base (1) through bolts or welding; two reinforcing ribs (4) are symmetrically arranged between the bottom end of the detection support frame (21) and the base (1).
5. The automatic pole parallelism detection device for the cylindrical battery cell according to claim 2, characterized in that: the detection support frame (21) is fixedly provided with one horizontal sliding table (22) through bolts or welding.
6. The automatic pole parallelism detection device for the cylindrical battery cell according to claim 2, characterized in that: the automatic pole parallelism detection device further comprises a feeding and discharging assembly (3), wherein the feeding and discharging assembly (3) comprises a feeding and discharging support frame (31), a vertical guide rail (32) and a battery cell clamping jaw (33); go up unloading subassembly (3) and fix on base (1), go up unloading support frame (31) and fix on base (1), vertical guide rail (32) are fixed go up unloading support frame (31) are gone up, electric core clamping jaw (33) can vertical slip on vertical guide rail (32), electric core clamping jaw (33) are located two between detecting component (2).
7. The automatic detection device for the parallelism of the poles of the cylindrical battery cell according to claim 6, characterized in that: the feeding and discharging support frame (31) is fixed on the base (1) through bolts or welding.
8. The automatic detection device for the parallelism of the poles of the cylindrical battery cell according to claim 6, characterized in that: the vertical guide rail (32) is fixed on the feeding and discharging support frame (31) through bolts or welding.
9. The automatic detection device for the parallelism of the poles of the cylindrical battery cell according to claim 6, characterized in that: two reinforcing ribs (4) are symmetrically arranged between the bottom end of the feeding and discharging support frame (31) and the base (1).
10. The automatic detection device for the parallelism of the poles of the cylindrical battery cell according to claim 9, is characterized in that: the reinforcing ribs (4) are fixed with the detection support frame (21), the feeding and discharging support frame (31) and the base (1) through bolts or welding.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122519399.2U CN216432882U (en) | 2021-10-19 | 2021-10-19 | Utmost point post depth of parallelism automatic checkout device of cylinder electricity core |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122519399.2U CN216432882U (en) | 2021-10-19 | 2021-10-19 | Utmost point post depth of parallelism automatic checkout device of cylinder electricity core |
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| Publication Number | Publication Date |
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| CN216432882U true CN216432882U (en) | 2022-05-03 |
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| CN202122519399.2U Active CN216432882U (en) | 2021-10-19 | 2021-10-19 | Utmost point post depth of parallelism automatic checkout device of cylinder electricity core |
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2021
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