CN109037582A - Method of completing the square is bound in a kind of sealing - Google Patents
Method of completing the square is bound in a kind of sealing Download PDFInfo
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- CN109037582A CN109037582A CN201810862919.XA CN201810862919A CN109037582A CN 109037582 A CN109037582 A CN 109037582A CN 201810862919 A CN201810862919 A CN 201810862919A CN 109037582 A CN109037582 A CN 109037582A
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- sealing
- nail
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
- H01M50/60—Arrangements or processes for filling or topping-up with liquids; Arrangements or processes for draining liquids from casings
- H01M50/609—Arrangements or processes for filling with liquid, e.g. electrolytes
- H01M50/627—Filling ports
- H01M50/636—Closing or sealing filling ports, e.g. using lids
-
- 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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- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Sealing Battery Cases Or Jackets (AREA)
Abstract
The present invention relates to field of lithium, disclose a kind of seal and bind method of completing the square, comprising: sealing nail is put into the rigging position for sealing nail on battery, and detects whether the sealing nail is placed accurately；If detecting, sealing nail places inaccuracy, and the battery for being placed with the sealing nail is judged to rejected product；Alternatively, if detecting, sealing nail is placed accurately, will be placed with the battery for sealing nail and is judged to qualified product, and weld to sealing nail.Method of completing the square is bound in sealing provided by the invention, by detecting to the sealing nail of placement, the underproof battery of placement is followed closely in sealing and is judged to rejected product, the battery for only following closely placement qualification to sealing welds, and improves the qualification rate of finished battery.
Description
Technical field
The present invention relates to lithium battery production fields, bind method of completing the square more particularly to a kind of sealing.
Background technique
Existing electronic equipment majority is using sealing cells such as lithium ion battery or nickel-metal hydride batteries.In the life of sealing cell
During production, after injecting electrolyte to sealing cell, need to carry out binding encapsulation process to electrolyte inlet, to make
The electrolyte of injection will not leak outside.
The sealing of battery binding generally uses manual mode, and sealing is followed closely to the inlet of indentation electrolyte manually, therefore, existing
Cell sealing bind method of completing the square, there are it is inconvenient, sealing nail position inaccurate, binding low efficiency the problems such as, to cause
Finished battery rate is low.
Summary of the invention
(1) technical problems to be solved
The object of the present invention is to provide a kind of sealings to bind method of completing the square, it is intended at least solution prior art or in the related technology
One of.
(2) technical solution
In order to solve the above technical problem, the present invention provides a kind of sealings to bind method of completing the square, comprising: sealing nail is put into electricity
The rigging position of nail is sealed on pond, and detects whether the sealing nail is placed accurately；If detecting, sealing nail places inaccuracy,
The battery for being placed with the sealing nail is judged to rejected product；Alternatively, if detecting, sealing nail is placed accurately, will be placed with described close
The battery of envelope nail is judged to qualified product, and welds to sealing nail.
Wherein, it is described to the sealing nail weld after further include: detection it is described sealing nail welding it is whether qualified；
If detecting, the welding of sealing nail is unqualified, and the battery for being welded with the sealing nail is judged to rejected product；Alternatively, if detection
Welding to sealing nail is qualified, then the battery for being welded with the sealing nail is judged to qualified product.
Wherein, described that sealing nail is put into before the rigging position for sealing nail on battery further include: to obtain on the battery
The rigging position for taking sealing to follow closely.
Wherein, it includes: to obtain the assembly position for being placed with the sealing nail that whether the detection sealing nail, which places accurate step,
The image set judges of the image inner circular region of the rigging position according to the gray value of the image of the rigging position
Number；If only one border circular areas in the image of the rigging position, it is accurate that the sealing nail is placed；Otherwise, the sealing
Nail places inaccuracy.
Wherein, described the step of welding to the sealing nail includes: the angle of real-time adjustment plumb joint, so that described
The laser and the plane where the rigging position that plumb joint issues are at an acute angle；The plumb joint carries out a little sealing nail
Sealing nail is fixed in the rigging position by weldering；The plumb joint follows closely the sealing and carries out lap welding, so that described
Sealing nail is sealed the rigging position.
Wherein, whether He Ge step includes: the weld seam for obtaining the sealing nail for the welding of the detection sealing nail
Image, and according to the gray value of the weld image judge the weld seam in the weld image with the presence or absence of stomata, burst point and/or
Fried fire.
Wherein, whether He Ge step includes: the weld seam for obtaining the sealing nail for the welding of the detection sealing nail
Image, and the weld image is compared with weld image is prestored；If the weld image prestores weld image with described
Deviation less than 5%, the welding of the sealing nail is qualified；Wherein, the weld image that prestores is the weldering for sealing nail welding qualification
Image is stitched, and the weld seam prestored in weld image is first-order weld.
Wherein, the step of rigging position for obtaining sealing nail includes: the cover board image for obtaining the battery, according to institute
The gray value for stating cover board image determines the rigging position that nail is sealed in the cover board image.
Wherein, the angle of the plane where the plumb joint issues laser and the rigging position is 30 ° -60 °.
Wherein, after whether the welding of the detection sealing nail is qualified further include: follow closely sealing and place inaccuracy
Battery is delivered to NonConforming Parts Area；And/or the underproof battery of welding of sealing nail is delivered to NonConforming Parts Area.
(3) beneficial effect
Method of completing the square is bound in sealing provided by the invention, and by detecting to the sealing nail of placement, sealing nail is placed not
Qualified battery is judged to rejected product, only welds to the battery that it is qualified that placement is followed closely in sealing, improves the qualification of finished battery
Rate.
Detailed description of the invention
Fig. 1 is the flow diagram for the preferred embodiment that method of completing the square is bound in present invention sealing；
Fig. 2 is the flow diagram for another preferred embodiment that method of completing the square is bound in present invention sealing.
Specific embodiment
With reference to the accompanying drawings and examples, specific embodiments of the present invention will be described in further detail.Following instance
For illustrating the present invention, but it is not intended to limit the scope of the invention.
In the description of the present invention, it is to be understood that, term " center ", " longitudinal direction ", " transverse direction ", " length ", " width ",
" thickness ", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom" "inner", "outside", " up time
The orientation or positional relationship of the instructions such as needle ", " counterclockwise ", " axial direction ", " radial direction ", " circumferential direction " be orientation based on the figure or
Positional relationship is merely for convenience of description of the present invention and simplification of the description, rather than the device or element of indication or suggestion meaning must
There must be specific orientation, be constructed and operated in a specific orientation, therefore be not considered as limiting the invention.
In addition, term " first ", " second " are used for descriptive purposes only and cannot be understood as indicating or suggesting relative importance
Or implicitly indicate the quantity of indicated technical characteristic.Define " first " as a result, the feature of " second " can be expressed or
Implicitly include at least one this feature.In the description of the present invention, the meaning of " plurality " is at least two, such as two, three
It is a etc., unless otherwise specifically defined.
In the present invention unless specifically defined or limited otherwise, term " installation ", " connected ", " connection ", " fixation " etc.
Term shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or integral；It can be mechanical connect
It connects, is also possible to be electrically connected or can communicate each other；It can be directly connected, can also indirectly connected through an intermediary, it can be with
It is the interaction relationship of the connection or two elements inside two elements, unless otherwise restricted clearly.For this field
For those of ordinary skill, the specific meanings of the above terms in the present invention can be understood according to specific conditions.
As shown in Figure 1, the present invention, which provides a kind of seal, binds method of completing the square, comprising: be put into seal on battery by sealing nail and follow closely
Rigging position, and detect sealing nail whether place it is accurate；If detecting, sealing nail places inaccuracy, will be placed with sealing nail
Battery is judged to rejected product；Alternatively, if detecting, sealing nail placement is accurate, and the battery that will be placed with sealing nail is judged to qualified product,
And sealing nail is welded.
Specifically, sealing nail is put into the rigging position that nail is sealed on battery, for example, sealing nail is drawn by sucker, and
Sealing nail is placed on to the rigging position that nail is sealed on battery；Later, whether detection sealing nail is placed accurate, for example, passing through view
It is accurate to feel whether detector detection sealing nail is placed；Alternatively, whether being placed accurately by artificial detection sealing nail.It is preferred that using view
Feel detector detection sealing nail whether place it is accurate, for example, visual detector by be placed with the rigging position of sealing nail into
Row is taken pictures, and then detects whether the sealing nail in rigging position is accurately placed.If detecting, sealing nail places inaccuracy, for example,
Sealing nail is obliquely placed in rigging position etc., then illustrates that the placement of sealing nail is unqualified, can will be placed with sealing nail
Battery is judged to rejected product, not carries out the next step；Alternatively, if detect sealing nail place it is accurate, for example, sealing nail with
The intact cooperation of rigging position, i.e. sealing nail are placed vertically in rigging position, then illustrate that the placement of sealing nail is qualified, can will put
The battery for being equipped with sealing nail is judged to qualified product, can carry out the next step；It is carried out that is, placing accurate battery to sealing nail
Seal nail welding etc..
In the present embodiment, by being detected to the sealing nail of placement, sealing nail is placed into underproof battery and is judged to
Rejected product only welds the battery that it is qualified that placement is followed closely in sealing, improves the qualification rate of finished battery.
Further, as shown in Fig. 2, after being welded to sealing nail further include: whether the welding of detection sealing nail closes
Lattice；If detecting, the welding of sealing nail is unqualified, and the battery for being welded with sealing nail is judged to rejected product；Alternatively, if detection
Welding to sealing nail is qualified, then the battery for being welded with sealing nail is judged to qualified product.It is right again after to sealing nail welding
The welding of sealing nail is detected, i.e., detects to the weld seam at sealing nail, for example, carrying out ultrasound to the weld seam at sealing nail
Wave inspection etc.；Alternatively, the weld seam sealed at nail is compared with qualified weld seam.If detecting, the welding of sealing nail does not conform to
Lattice, i.e. weldquality at sealing nail are not up to standard, for example, there are stomatas etc. for the weld seam at sealing nail；The sealing will be then welded with
The battery of nail is judged to rejected product, not dispatches from the factory.Alternatively, detecting that sealing nail volume welding is qualified, that is, seal the weld seam matter at nail
Measure it is up to standard, for example, the face of weld at sealing nail is smooth, and internal without stomata, crackle etc.；The electricity of sealing nail will then be welded
Pond is judged to qualified product, is dispatched from the factory.Then on the basis of whether the placement to sealing nail accurately detects, then to close on battery
Whether qualification is detected for welding at envelope nail, ensure that the quality of factory battery.
Further, sealing nail is put into before the rigging position for sealing nail on battery further include: obtained on battery close
Seal the rigging position of nail.The step of obtaining the rigging position of sealing nail includes: the cover board image for obtaining battery, according to cover board image
Gray value determine the rigging position that nail is sealed in cover board image.The rigging position that nail is sealed on battery is normally at the lid of battery
On plate, i.e., the liquid injection hole on cover board is the rigging position of sealing nail.For example, obtaining sealing nail on battery by visual detector
Rigging position, for example, visual detector obtains the image of cover board, for example, the image is gray level image, then on cover board at liquid injection hole
Gray value and gray value elsewhere it is not identical, then the fluid injection hole location on cover board can be determined according to the gray value of cover board image
Set (that is, rigging position of sealing nail)；Alternatively, determining the fluid injection hole site etc. on cover board according to the rgb value of cover board image.So
Afterwards, it is sealed nail according to the rigging position of acquisition to place, for example, the assembly position that driving part is obtained according to visual detector
It sets, driving sucker is moved to the rigging position and sealing nail is placed in the rigging position, to complete the placement of sealing nail.Root
Nail is sealed according to the rigging position of acquisition to place, the accuracy that sealing nail is placed can be improved, and then is improved sealing nail and placed
Qualification rate；Meanwhile also improving the degree of automation of entire production line for manufacturing battery.
In addition, can also obtain the rigging position for sealing nail on battery by other methods；And it draws sealing nail and obtains electricity
The rigging position that nail is sealed on pond can carry out simultaneously, can also one in front and one in back carry out, but the sequencing of the two does not limit
System.
Further, it includes: to obtain the rigging position for being placed with sealing nail that whether detection sealing nail, which places accurate step,
Image judges the number of the image inner circular region of rigging position according to the gray value of the image of rigging position；If rigging position
Image in only one border circular areas, then seal nail place it is accurate；Otherwise, sealing nail places inaccuracy.For example, utilizing vision
Detector (for example, visual detector is CCD camera) obtains the image for being placed with the rigging position of sealing nail；For example, rigging position
Image be gray level image.If sealing nail is accurately placed at rigging position, sealing nail and assembly in the image of the rigging position
Position should be intact fitting, i.e., only one border circular areas in the image of rigging position, the i.e. border circular areas are sealing
Nail and the region after rigging position cooperation；If sealing nail fails to be properly placed on rigging position, the image of the rigging position
Middle sealing nail is obliquely placed in rigging position, i.e., may have multiple border circular areas in the image of rigging position, not justify
Shape region or the region etc. for being likely to occur similar ellipse.
The number of the Circle in Digital Images shape can be then judged according to the gray value of the image of rigging position, and then determines sealing nail
Whether place accurate；Alternatively, if the image of the rigging position obtained is color image, it can also be according to the rgb value of the color image
Judge the number in the Circle in Digital Images shape region, and then to determine whether sealing nail is placed accurate.If according to the image of rigging position
Gray value or rgb value, judge only one border circular areas in the image, then illustrate sealing nail be properly placed on assembly position
In setting, then the battery for being placed with sealing nail can be welded etc.；If judging to have in the image multiple round or having one
It is a non-circular, then illustrate that sealing nail fails to be properly placed in rigging position, is then judged to the battery for being placed with sealing nail
Rejected product, not with carry out subsequent handling.
Further, the step of welding to sealing nail includes: the angle of real-time adjustment plumb joint, so that welding hair
The plane where laser and rigging position out is at an acute angle；Plumb joint follows closely sealing and carries out spot welding, will seal nail and be fixed on dress
With in position；Plumb joint follows closely sealing and carries out lap welding, so that sealing nail is sealed rigging position.The laser that plumb joint issues
Angle with the plane where rigging position is 30 ° -60 °.The angle of adjustment plumb joint in real time, so that plumb joint is followed closely to sealing
Edge when being welded, the laser that plumb joint issues is at an acute angle with the plane where rigging position always, that is, plumb joint issues
Laser always with sealing nail where plane it is at an acute angle, i.e., to sealing follow closely carry out oblique weld, avoid laser to sealing follow closely into
Sealing nail is caused to burn out when row vertical welding, so that the case where destroying inside battery structure generation, that is, ensure that battery is welding
Quality and safety in the process.Preferably, the angle of the plane where the laser and rigging position of plumb joint sending is set as
30 ° -60 °, so that laser is followed closely sealing while carrying out oblique weld, moreover it is possible to guarantee the welding quality of sealing nail, i.e. sealing nail
The weld seam at place meets welding requirements.
And after the angle of the plane where the laser and rigging position for issuing plumb joint is set as 30 ° -60 °, first
Spot welding is carried out to the sealing nail in rigging position by laser, for example, three points first nailed on to sealing weld, i.e., first will
Sealing nail is relatively firmly secured in rigging position, in order to avoid sent out the case where the appearance position offset of sealing nail in subsequent welding process
It is raw, to guarantee the welding quality of subsequent sealing nail.Then, sealing is followed closely and carries out lap welding, i.e., by the edge of sealing nail and assembly position
The edge set completely welds, then can be sealed rigging position by sealing nail, to avoid the electrolyte in battery
Outflow.
Further, whether He Ge step includes: the weld image for obtaining sealing and following closely, and root for the welding of detection sealing nail
Judge the weld seam in weld image with the presence or absence of stomata, burst point and/or fried fire according to the gray value of weld image.For example, utilizing view
The weld image of detector acquisition sealing nail is felt, for example, the weld image for the sealing nail that visual detector obtains is gray level image；
If sealing the weld seam at nail there are stomata, burst point and/or frying fire, there are at stomata, burst point and/or fried fire in the gray level image
Gray scale and other positions gray scale degree it is significantly different；If the weld seam at sealing nail is met the requirements, the gray level image is each
The gray scale degree at place is identical or is not much different.Then it can judge whether the weld seam in weld image is deposited according to the gray value of weld image
In stomata, burst point and/or fried fire.And it is detected by the weld seam to sealing nail, and then the underproof electricity of nail welding will be sealed
Pond is judged to rejected product, improves the quality of factory battery.
In addition, can be sentenced according to the rgb value of the color image if the weld image of the sealing nail obtained is color image
Whether the weld seam at disconnected sealing nail is qualified.
Alternatively, whether He Ge step includes: the weld image for obtaining sealing and following closely for the welding of detection sealing nail, and by weld seam
Image is compared with weld image is prestored；If weld image and the deviation for prestoring weld image seal the welding of nail less than 5%
It is qualified；Wherein, prestoring weld image is the weld image for sealing nail welding qualification, and prestoring the weld seam in weld image is level-one
Weld seam.For example, the weld image of sealing nail is obtained using visual detector, for example, weld image is gray level image or cromogram
Picture；Later, the weld image that will acquire is compared with weld image is prestored, for example, weld image input nerve net will be prestored
Learn in network, and constantly modify the parameter in neural network in learning process, enables neural network accurate judgement weld seam
Whether image is qualified, i.e., neural network completes study and amendment stage；Later, by the weld image at the sealing nail obtained in real time
It inputs in neural network, to judge whether the weld image obtained in real time is qualified using neural network, that is, neural network will be real
When the weld image that obtains compared with weld image is prestored, the similarity both obtained, if the similarity of the two is more than
95%, then the weld is accepted in weld image that neural network judgement obtains in real time.And this prestores weld image as sealing tack welding
The weld image of lattice is engaged, it is first-order weld that this, which prestores the weld seam in weld image, that is, the weld seam is through visual examination, ultrasonic wave
Flaw detection, X-ray procedure are qualified.It is compared by the weld image for the sealing nail that will be obtained in real time with weld image is prestored,
It is whether qualified to judge to seal nail welding, can be improved judge sealing nail welding whether He Ge efficiency, while battery can also be improved
The degree of automation of production line.
Further, after whether the welding of detection sealing nail is qualified further include: sealing is followed closely to the battery for placing inaccuracy
It is delivered to NonConforming Parts Area；And/or the underproof battery of welding of sealing nail is delivered to NonConforming Parts Area.It can will then be judged to
The battery of rejected product is delivered to NonConforming Parts Area, realizes the recycling of rejected product.Can also battery to NonConforming Parts Area into
Row secondary treatment is adjusted for example, following closely sealing and placing inaccurate battery, so that sealing nail is accurately placed at the battery
In rigging position, then the battery can be delivered to again to sealing nail welding station, achieve the purpose that economize on resources.Similarly,
Can be to the sealing underproof battery of nail welding and then weld cleaning, and be sealed to bind again and match and welding sequence, so that close
The assembly and welding for sealing nail are all satisfied requirement.
The foregoing is merely illustrative of the preferred embodiments of the present invention, is not intended to limit the invention, all in essence of the invention
Within mind and principle, any modification, equivalent replacement, improvement and so on be should all be included in the protection scope of the present invention.
Claims (10)
1. method of completing the square is bound in a kind of sealing characterized by comprising
Sealing nail is put into the rigging position for sealing nail on battery, and detects whether the sealing nail is placed accurately；
If detecting, sealing nail places inaccuracy, and the battery for being placed with the sealing nail is judged to rejected product；Alternatively,
If detecting, sealing nail is placed accurately, will be placed with the battery for sealing nail and is judged to qualified product, and follow closely the sealing
It is welded.
2. method of completing the square is bound in sealing according to claim 1, which is characterized in that described to carry out welding it to sealing nail
Afterwards further include: whether the welding of the detection sealing nail is qualified；
If detecting, the welding of sealing nail is unqualified, and the battery for being welded with the sealing nail is judged to rejected product；Alternatively,
If detecting, the welding of sealing nail is qualified, and the battery for being welded with the sealing nail is judged to qualified product.
3. method of completing the square is bound in sealing according to claim 1, which is characterized in that described sealing nail is put on battery seals
Before the rigging position of nail further include: obtain the rigging position of sealing nail on the battery.
4. method of completing the square is bound in sealing according to claim 1, which is characterized in that it is accurate whether the detection sealing nail is placed
The step of include:
The image that acquisition is placed with the rigging position of the sealing nail judges institute according to the gray value of the image of the rigging position
State the number of the image inner circular region of rigging position；
If only one border circular areas in the image of the rigging position, it is accurate that the sealing nail is placed；Otherwise, the sealing
Nail places inaccuracy.
5. method of completing the square is bound in sealing according to claim 1, which is characterized in that described to seal what nail was welded to described
Step includes:
The angle of adjustment plumb joint in real time, so that the laser of plumb joint sending is with the plane where the rigging position in sharp
Angle；
The plumb joint follows closely the sealing and carries out spot welding, and sealing nail is fixed in the rigging position；
The plumb joint follows closely the sealing and carries out lap welding, so that sealing nail is sealed the rigging position.
6. method of completing the square is bound in sealing according to claim 2, which is characterized in that it is described detection it is described sealing nail welding be
The step of no qualification includes:
The weld image of the sealing nail is obtained, and the weldering in the weld image is judged according to the gray value of the weld image
Seam is with the presence or absence of stomata, burst point and/or fried fire.
7. method of completing the square is bound in sealing according to claim 2, which is characterized in that it is described detection it is described sealing nail welding be
The step of no qualification includes:
The weld image of the sealing nail is obtained, and the weld image is compared with weld image is prestored；If the weldering
Image and the deviation for prestoring weld image are stitched less than 5%, the welding of the sealing nail is qualified；
Wherein, described to prestore the weld image that weld image is sealing nail welding qualification, and the weldering prestored in weld image
Seam is first-order weld.
8. method of completing the square is bound in sealing according to claim 3, which is characterized in that the rigging position for obtaining sealing nail
Step includes:
The cover board image for obtaining the battery determines sealing nail in the cover board image according to the gray value of the cover board image
Rigging position.
9. method of completing the square is bound in sealing according to claim 5, which is characterized in that the laser that the plumb joint issues with it is described
The angle of plane where rigging position is 30 ° -60 °.
10. method of completing the square is bound in sealing according to claim 2, which is characterized in that the welding of the detection sealing nail
Whether it is qualified after further include:
The battery that placement inaccuracy is followed closely in sealing is delivered to NonConforming Parts Area；And/or the underproof battery of welding for following closely sealing
It is delivered to NonConforming Parts Area.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810862919.XA CN109037582A (en) | 2018-08-01 | 2018-08-01 | Method of completing the square is bound in a kind of sealing |
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| CN201810862919.XA CN109037582A (en) | 2018-08-01 | 2018-08-01 | Method of completing the square is bound in a kind of sealing |
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Cited By (3)
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| CN114543701A (en) * | 2022-02-10 | 2022-05-27 | 武汉逸飞激光股份有限公司 | Battery seal nail assembly detection device |
| CN114562940A (en) * | 2022-02-10 | 2022-05-31 | 武汉逸飞激光股份有限公司 | Battery sealing nail assembly detection method |
| WO2022262351A1 (en) * | 2021-06-15 | 2022-12-22 | 宁德时代新能源科技股份有限公司 | Cleaning apparatus, battery cell, electrical device and battery cell processing method |
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| CN107199393A (en) * | 2017-06-02 | 2017-09-26 | 深圳吉阳智能科技有限公司 | A kind of battery liquid-filling mouthful sealing nail welding equipment |
| CN107331804A (en) * | 2017-06-29 | 2017-11-07 | 大族激光科技产业集团股份有限公司 | A kind of electrokinetic cell, its sealing nail and its welding method |
| CN108039448A (en) * | 2017-12-27 | 2018-05-15 | 深圳市誉辰自动化设备有限公司 | Full-automatic battery fluid injection enters nail system |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| WO2022262351A1 (en) * | 2021-06-15 | 2022-12-22 | 宁德时代新能源科技股份有限公司 | Cleaning apparatus, battery cell, electrical device and battery cell processing method |
| CN114543701A (en) * | 2022-02-10 | 2022-05-27 | 武汉逸飞激光股份有限公司 | Battery seal nail assembly detection device |
| CN114562940A (en) * | 2022-02-10 | 2022-05-31 | 武汉逸飞激光股份有限公司 | Battery sealing nail assembly detection method |
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Application publication date: 20181218 |