CN220983150U - Appearance flaw detection mechanism for positive and negative electrode posts of battery cover plate - Google Patents
Appearance flaw detection mechanism for positive and negative electrode posts of battery cover plate Download PDFInfo
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- CN220983150U CN220983150U CN202322347460.9U CN202322347460U CN220983150U CN 220983150 U CN220983150 U CN 220983150U CN 202322347460 U CN202322347460 U CN 202322347460U CN 220983150 U CN220983150 U CN 220983150U
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- battery cover
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- 238000001514 detection method Methods 0.000 title claims abstract description 77
- 230000000149 penetrating effect Effects 0.000 claims description 8
- 230000007547 defect Effects 0.000 claims description 7
- 230000003287 optical effect Effects 0.000 claims description 3
- 230000000712 assembly Effects 0.000 abstract description 8
- 238000000429 assembly Methods 0.000 abstract description 8
- 238000007599 discharging Methods 0.000 abstract description 2
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 description 3
- 229910052744 lithium Inorganic materials 0.000 description 3
- 230000001105 regulatory effect Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000003292 glue Substances 0.000 description 1
- 238000005286 illumination Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000005498 polishing Methods 0.000 description 1
- 238000009966 trimming Methods 0.000 description 1
- 230000000007 visual effect Effects 0.000 description 1
Classifications
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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 Materials By The Use Of Optical Means Adapted For Particular Applications (AREA)
Abstract
The utility model relates to a battery cover plate positive and negative electrode column appearance flaw detection mechanism which comprises a fixed table, two groups of electrode column detection assemblies fixed on the fixed table, an index plate rotating around the fixed table and a cover plate positioning jig uniformly distributed on the index plate around a shaft, wherein a feeding station, a detection station and a discharging station are sequentially arranged on the index plate, the two groups of electrode column detection assemblies are positioned above the detection station, each electrode column detection assembly comprises a fixed plate, a detection lens arranged on the upper part of the fixed plate and a coaxial light source arranged on the lower part of the fixed plate, and the coaxial light source gives light downwards. The mechanism detects the surface structures of the positive pole and the negative pole of the battery cover plate respectively through the two electrode pole detection assemblies, utilizes the coaxial light sources to light and illuminate the upper surfaces of the electrode poles respectively, and if flaws exist on the surfaces of the electrode poles, shadows can be cast under strong light and captured by the detection lens, so that the appearance detection precision is improved.
Description
Technical Field
The utility model relates to the technical field of visual detection, in particular to a mechanism for detecting appearance flaws of positive and negative poles of a battery cover plate.
Background
The battery cover plate on the lithium battery is an insulating part, the back of the battery cover plate is provided with a positive pole and a negative pole which extend out, and the distance between the positive pole and the negative pole can be changed according to different models of the lithium battery, and the distance is different from 90 mm to 200 mm. In order to ensure the battery to be fully contacted with the connector, the surfaces of the positive electrode post and the negative electrode post cannot be provided with appearance flaws such as scratches, bulges and the like. Therefore, the electrode column needs to be inspected for appearance before the battery is shipped.
Chinese patent CN116603756a discloses a battery post detection device, which comprises a transparent turntable, a bottom surface detection unit, a glue surface detection unit, a central hole detection unit and a size detection group all arranged along the circumference of the turntable. The surface appearance detection unit is provided with at least two cameras for shooting the polar column through the shooting groove. However, the detection device aims at a smaller lithium battery, and if the detection device is used in our occasion, the distance between two electrode columns is increased, so that an image is unclear, and erroneous judgment is caused. And the appearance detection unit is not polished for the polar columns, so that the polar columns are easily affected by an external light source, and the detection accuracy is poor.
It is therefore desirable to provide a new detection mechanism configuration that addresses the above issues.
Disclosure of Invention
The utility model mainly aims to provide a mechanism for detecting appearance flaws of positive and negative poles of a battery cover plate, which can respectively detect the surface structures of the positive pole and the negative pole of the battery cover plate through two pole detection assemblies, and respectively illuminate the upper surfaces of the pole by utilizing a coaxial light source, thereby improving the appearance detection precision.
The utility model realizes the aim through the following technical scheme: the utility model provides a battery cover plate positive and negative pole post outward appearance flaw detection mechanism, includes the fixed station, is fixed in two sets of electrode post detection subassembly on the fixed station, centers on fixed station pivoted graduated disk and around the axle equipartition in apron location tool on the graduated disk, feeding station, detection station and ejection of compact station have been arranged in proper order to the graduated disk, and two sets of electrode post detection subassembly are located the top of detection station, every electrode post detection subassembly all include the fixed plate, locate detection lens on fixed plate upper portion and locate the coaxial light source of fixed plate lower part, the battery cover plate that has two electrode posts is fixed a position to the apron location tool, the optical axis of detection lens passes its electrode post on coaxial light source and the battery cover plate.
Specifically, the fixed table is provided with an upright post, the back of the fixed plate is provided with a chuck sleeved on the upright post, and the chuck is locked on the upright post through a bolt.
Further, be equipped with horizontal fine setting subassembly between chuck with the fixed plate, horizontal fine setting subassembly includes C shape piece, slider and fine setting bolt, C shape piece with the slider respectively with chuck with fixed plate fixed connection, C shape piece face the one side of slider is equipped with horizontal spout, the slider is followed horizontal spout slides, the slider has the rack towards the surface of horizontal spout, the inner of fine setting bolt has the gear with rack meshing.
Further, the upper surface of C shape piece is equipped with the scale, the upper surface of slider is equipped with the scale mark that points to the scale.
Specifically, the detection lens is connected to the fixed plate through an L-shaped adjusting plate, and the L-shaped adjusting plate comprises a first rear surface and a first side surface; the first rear surface is provided with two first vertical waist holes, and the first rear surface is fixed on the fixing plate by using screws respectively penetrating through the two first vertical waist holes; the first side surface is provided with two first horizontal waist holes, and the detection lens is fixed on the first side surface by using screws respectively penetrating through the two first horizontal waist holes.
Specifically, the coaxial light source is connected to the fixing plate through a U-shaped adjusting plate, and the U-shaped adjusting plate comprises a second rear surface and two first side surfaces; the second rear surface is provided with two second vertical waist holes, and the second rear surface is fixed on the fixing plate by using screws respectively penetrating through the two second vertical waist holes; the second side surface is provided with two second horizontal waist holes, and the coaxial light source is fixed on the second side surface by using screws respectively penetrating through the two second horizontal waist holes.
The technical scheme of the utility model has the beneficial effects that:
The mechanism detects the surface structures of the positive pole and the negative pole of the battery cover plate respectively through the two electrode pole detection assemblies, and lights and illuminates the upper surface of the electrode pole respectively through the coaxial light source, if the surface of the electrode pole has flaws, shadows can be cast under strong light and captured by the detection lens, and therefore the appearance detection precision is improved.
Drawings
FIG. 1 is a perspective view of a mechanism for detecting appearance defects of a positive electrode column and a negative electrode column of a battery cover plate in detection;
FIG. 2 is a right side view of the battery cover plate positive and negative electrode column appearance flaw detection mechanism in detection;
FIG. 3 is a perspective view of an electrode column sensing assembly;
fig. 4 is a perspective view of a horizontal trim assembly.
The figures represent the numbers:
1-a detection mechanism, wherein the detection mechanism comprises a detection mechanism,
11-A fixed table, 111-a column,
12-Electrode column detection component, 121-fixing plate, 122-detection lens, 123-coaxial light source,
13-Dividing disc, 131-cover plate positioning jig,
14-A clamping head, wherein the clamping head is provided with a clamping groove,
15-Horizontal trimming components, 151-C-shaped blocks, 1511-transverse sliding grooves, 1512-scales, 152-sliding blocks, 1521-graduation marks,
A 16-L-shaped adjusting plate, 161-first rear surface, 1611-first vertical waist hole, 162-first side surface, 1621-first horizontal waist hole,
17-U-shaped adjusting plate, 171-second rear surface, 1711-second vertical waist hole, 172-second side surface, 1721-second horizontal waist hole;
2-battery cover plate, 21-electrode column.
Detailed Description
The present utility model will be described in further detail with reference to specific examples.
Examples:
As shown in fig. 1 to 3, the utility model relates to a detecting mechanism 1 for appearance defects of positive and negative poles of a battery cover plate, which comprises a fixed table 11, two groups of pole detection assemblies 12 fixed on the fixed table 11, an index plate 13 rotating around the fixed table 11 and a cover plate positioning jig 131 uniformly distributed on the index plate 13 around a shaft, wherein the index plate 131 is sequentially provided with a feeding station, a detecting station and a discharging station, the two groups of pole detection assemblies 12 are positioned above the detecting station, each pole detection assembly 12 comprises a fixed plate 121, a detecting lens 122 arranged at the upper part of the fixed plate 121 and a coaxial light source 123 arranged at the lower part of the fixed plate 121, the coaxial light source 123 supplies light downwards, the cover plate positioning jig 131 positions a battery cover plate 2 with two pole 21, and the optical axis of the detecting lens 122 passes through the coaxial light source 123 and one pole 21 on the battery cover plate 2.
In this embodiment, four cover plate positioning jigs 131 are disposed on the indexing disc 13, and the spacing angle between adjacent cover plate positioning jigs 131 is 90 °, so each cover plate positioning jig 131 switches a station once every 90 ° rotation, and thus loading, detecting and unloading can be completed sequentially. The coaxial light source 123 has a light splitting sheet disposed at 45 ° and a light source emitting horizontally, so that light emitted from the light source can be reflected to a downward direction to illuminate the electrode column 21, and an image can be received by the detection lens 122 located above the coaxial light source 123. The two electrode post detection assemblies 12 detect the surface structures of the positive electrode post and the negative electrode post of the battery cover plate 2, respectively. When a cover plate positioning jig 131 carries the battery cover plate 2 to rotate to a detection station, the upper surfaces of the electrode columns 21 are respectively illuminated by the coaxial light sources 123, and if flaws exist on the surfaces of the electrode columns 21, shadows are cast under strong light and captured by the detection lens 122, so that the appearance detection precision is improved.
As shown in fig. 1 to 3, the fixing table 11 is provided with a column 111, and the back of the fixing plate 121 is provided with a clamping head 14 sleeved on the column 111, and the clamping head 14 is locked on the column 111 by bolts (not shown).
When the bolts are loosened, the clamping heads 14 can move relative to the rotation angles and the heights of the upright posts 111, and when the bolts are screwed down, the clamping heads 14 are fixed with the upright posts 111 to play a role in initially positioning the electrode post detection assembly 12.
As shown in fig. 2, a horizontal fine adjustment assembly 15 is disposed between the clamping head 14 and the fixing plate 121, the horizontal fine adjustment assembly 15 includes a C-shaped block 151, a sliding block 152 and a fine adjustment bolt 153, the C-shaped block 151 is fixedly connected with the clamping head 14, the sliding block 152 is fixedly connected with the fixing plate 121, a lateral sliding groove 1511 is disposed on a surface of the C-shaped block 151 facing the sliding block 152, the sliding block 152 slides along the lateral sliding groove 1511, a rack (not exposed) is disposed on a surface of the sliding block 152 facing the lateral sliding groove 1511, and a gear (not exposed) meshed with the rack is disposed at an inner end of the fine adjustment bolt 153. The upper surface of the C-shaped block 151 is provided with a scale 1512, and the upper surface of the slider 152 is provided with graduation marks 1521 pointing toward the scale 1512.
After the electrode column detecting assembly 12 is initially positioned, the electrode column detecting assembly 12 can also adjust the transverse position by means of the horizontal fine adjusting assembly 15, the C-shaped block 151 and the sliding block 152 can be embedded together to perform transverse relative movement, and the driving is completed by means of rotating the fine adjusting bolt 153 by means of the cooperation of the gear and the rack. The amount of adjustment may be reflected by the relative position of the scale 1512 and the tick mark 1521. The relative positions of the C-shaped block 151 and the slider 152 may be interchanged.
As shown in fig. 3, the detection lens 122 is connected to the fixing plate 121 through the L-shaped adjustment plate 16, and the L-shaped adjustment plate 16 includes a first rear surface 161 and a first side surface 162; the first rear surface 161 is provided with two first vertical waist holes 1611, and the first rear surface 1611 is fixed to the fixing plate 121 by screws (not shown) respectively passing through the two first vertical waist holes 1611; the first side surface 162 is provided with two first horizontal waist holes 1621, and the detection lens 122 is fixed on the first side surface 162 by using screws (not shown) respectively passing through the two first horizontal waist holes 1621.
The L-shaped adjusting plate 16 allows the detecting lens 122 to have degrees of freedom of adjustment in both up and down and front and rear directions, thereby aligning the detecting lens 122 with the upper surface of the electrode column 21, and making the detection more accurate.
As shown in fig. 3, the coaxial light source 123 is connected to the fixed plate 121 by a U-shaped adjustment plate 17, the U-shaped adjustment plate 17 including a second rear surface 171 and two first side surfaces 172; the second rear surface 171 is provided with two second vertical waist holes 1711, and the second rear surface 171 is fixed to the fixing plate 121 by screws (not shown) respectively passing through the two second vertical waist holes 1711; the second side surface 172 is provided with two second horizontal waist holes 1721, and the coaxial light source 123 is fixed to the second side surface 172 by screws (not shown) respectively passing through the two second horizontal waist holes 1711.
The U-shaped adjusting plate 17 enables the coaxial light source 123 to have the degree of freedom of adjustment in the up-down direction and the front-back direction, enables the polishing area of the coaxial light source 123 to cover the electrode column 21, and enables the detection picture to be clearer.
The cooperation of chuck 14 and stand 111, horizontal fine setting subassembly 15, L shape regulating plate 16 and U-shaped regulating plate 17 can control the relative position between electrode post 21, detection lens 122 and the coaxial light source 123, makes electrode post 21 have the best illumination, and detection lens 122 and electrode post 21's positional relationship is reasonable to adapt to battery apron 2 of different models, and guarantee outward appearance testing result accuracy.
What has been described above is merely some embodiments of the present utility model. It will be apparent to those skilled in the art that various modifications and improvements can be made without departing from the spirit of the utility model.
Claims (6)
1. The utility model provides a battery cover positive negative pole post outward appearance flaw detection mechanism which characterized in that: including the fixed station, be fixed in two sets of electrode post detection subassembly on the fixed station, around fixed station pivoted graduated disk and around the axle equipartition in apron location tool on the graduated disk, the graduated disk has arranged feeding station, detection station and ejection of compact station in proper order, two sets of electrode post detection subassembly are located the top of detection station, every electrode post detection subassembly all includes the fixed plate, locates the detection lens on fixed plate upper portion and locate the coaxial light source of fixed plate lower part, coaxial light source gives light downwards, the battery apron that has two electrode posts is fixed a position to the apron location tool, the optical axis of detection lens passes one of them electrode post on coaxial light source and the battery apron.
2. The battery cover positive and negative electrode post appearance defect detection mechanism according to claim 1, wherein: the fixed table is provided with an upright post, the back of the fixed plate is provided with a chuck sleeved on the upright post, and the chuck is locked on the upright post through a bolt.
3. The battery cover positive and negative electrode post appearance defect detection mechanism according to claim 2, wherein: the horizontal fine adjustment assembly comprises a C-shaped block, a sliding block and a fine adjustment bolt, wherein the C-shaped block is fixedly connected with the clamping head and the fixing plate respectively, a transverse sliding groove is formed in one surface of the C-shaped block, which faces the sliding block, the sliding block slides along the transverse sliding groove, a rack is arranged on the surface of the sliding block, facing the transverse sliding groove, of the sliding block, and a gear meshed with the rack is arranged at the inner end of the fine adjustment bolt.
4. The battery cover positive and negative electrode post appearance defect detection mechanism according to claim 3, wherein: the upper surface of C shape piece is equipped with the scale, the upper surface of slider is equipped with the scale mark that points to the scale.
5. The battery cover positive and negative electrode post appearance defect detection mechanism according to claim 1, wherein: the detection lens is connected to the fixed plate through an L-shaped adjusting plate, and the L-shaped adjusting plate comprises a first rear surface and a first side surface; the first rear surface is provided with two first vertical waist holes, and the first rear surface is fixed on the fixing plate by using screws respectively penetrating through the two first vertical waist holes; the first side surface is provided with two first horizontal waist holes, and the detection lens is fixed on the first side surface by using screws respectively penetrating through the two first horizontal waist holes.
6. The battery cover positive and negative electrode post appearance defect detection mechanism according to claim 1, wherein: the coaxial light source is connected to the fixed plate through a U-shaped adjusting plate, and the U-shaped adjusting plate comprises a second rear surface and two second side surfaces; the second rear surface is provided with two second vertical waist holes, and the second rear surface is fixed on the fixing plate by using screws respectively penetrating through the two second vertical waist holes; the second side surface is provided with two second horizontal waist holes, and the coaxial light source is fixed on the second side surface by using screws respectively penetrating through the two second horizontal waist holes.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322347460.9U CN220983150U (en) | 2023-08-30 | 2023-08-30 | Appearance flaw detection mechanism for positive and negative electrode posts of battery cover plate |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322347460.9U CN220983150U (en) | 2023-08-30 | 2023-08-30 | Appearance flaw detection mechanism for positive and negative electrode posts of battery cover plate |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220983150U true CN220983150U (en) | 2024-05-17 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322347460.9U Active CN220983150U (en) | 2023-08-30 | 2023-08-30 | Appearance flaw detection mechanism for positive and negative electrode posts of battery cover plate |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220983150U (en) |
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2023
- 2023-08-30 CN CN202322347460.9U patent/CN220983150U/en active Active
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