CN108362739A - The method for detecting the equipment and detection welding battery quality of welding battery quality - Google Patents
The method for detecting the equipment and detection welding battery quality of welding battery quality Download PDFInfo
- Publication number
- CN108362739A CN108362739A CN201810290296.3A CN201810290296A CN108362739A CN 108362739 A CN108362739 A CN 108362739A CN 201810290296 A CN201810290296 A CN 201810290296A CN 108362739 A CN108362739 A CN 108362739A
- Authority
- CN
- China
- Prior art keywords
- cathode
- positive
- probe module
- lithium battery
- cover board
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
- 238000001514 detection method Methods 0.000 title claims abstract description 50
- 238000003466 welding Methods 0.000 title claims abstract description 35
- 238000000034 method Methods 0.000 title claims abstract description 12
- 239000000523 sample Substances 0.000 claims abstract description 76
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 claims abstract description 56
- 229910052744 lithium Inorganic materials 0.000 claims abstract description 56
- 238000005259 measurement Methods 0.000 claims description 4
- 230000032258 transport Effects 0.000 claims 1
- 238000012795 verification Methods 0.000 description 7
- 229910000679 solder Inorganic materials 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 229910001416 lithium ion Inorganic materials 0.000 description 3
- HBBGRARXTFLTSG-UHFFFAOYSA-N Lithium ion Chemical compound [Li+] HBBGRARXTFLTSG-UHFFFAOYSA-N 0.000 description 2
- 230000005611 electricity Effects 0.000 description 2
- 238000007689 inspection Methods 0.000 description 2
- 238000012797 qualification Methods 0.000 description 2
- 238000010923 batch production Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000001066 destructive effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000014509 gene expression Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000005070 sampling Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N27/00—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means
- G01N27/02—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating impedance
- G01N27/04—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating impedance by investigating resistance
- G01N27/041—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating impedance by investigating resistance of a solid body
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/05—Accumulators with non-aqueous electrolyte
- H01M10/052—Li-accumulators
- H01M10/0525—Rocking-chair batteries, i.e. batteries with lithium insertion or intercalation in both electrodes; Lithium-ion batteries
-
- 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
Abstract
The invention discloses the methods of the equipment of detection welding battery quality and detection welding battery quality, it includes lithium battery pallet and feed belt, lithium battery pallet two sides is respectively arranged with positive cover board and cathode cover board, the feed belt both ends are respectively arranged with positive Three-axis drive mechanism and cathode Three-axis drive mechanism, the anode CCD camera and the positive through-hole of positive probe module direction, the cathode CCD camera and negative probe module are towards cathode through-hole, the positive probe module and negative probe module are connected separately with the DC internal resistance tester for detecting welding position resistance value, the pad of lithium battery positive and negative end is detected simultaneously, improve detection efficiency, first detect shape detected resistance again, avoiding damage to property is verified and improves accuracy of detection.
Description
Technical field
The present invention relates to the methods of the equipment of detection welding battery quality and detection welding battery quality.
Background technology
Lithium ion battery is to form circuit by positive and negative welding series connection, and the firmness of welding is to influence the lithium ion battery longevity
One of the principal element of life and performance.Currently, detection welding quality generally requires manually to verify by destructiveness, but it is destructive
Verification can not be used in batches during manufacturing, therefore can not batch detection also buried matter to the use process of lithium battery
Measure hidden danger.
Application No. is 201210128251.9 Chinese patent application files to disclose a kind of detection lithium ion cell polar ear
The method of firm welding degree, this method include：Step 1, sampling observation percentage of batteries tab welding product is surveyed in batch production
Examination obtains secured solder joint resistance value and desoldering solder joint resistance value, and is carried out to secured solder joint resistance value and desoldering solder joint resistance value
F- is examined and t- is examined, and is obtained and is examined verification result；Step 2, if F- examines verification result to indicate standard deviation, there were significant differences,
Indicate that there are substandard products for part battery pole ear welding product；If F- examines verification result to indicate standard deviation either with or without difference,
And there were significant differences for t- inspection verification result expressions mean difference, then equally indicating part battery pole ear welding product, there are unqualified
Product；If F- examines verification result and t- that verification result is examined to indicate not show difference, then it represents that percentage of batteries lug welds
The product of practicing midwifery are qualified products.The technical solution although verify by avoiding damage to property, but detecting step is cumbersome, significantly impacts inspection
Survey efficiency.
In consideration of it, it is the art urgent problem to be solved to overcome the defect present in the above-mentioned prior art.
Invention content
The technical problem to be solved by the present invention is to provide the equipment that a kind of efficient detection lithium battery welds point mass.
The technical solution adopted by the present invention to solve the technical problems is：The equipment of detection welding battery quality includes lithium electricity
Pond pallet and feed belt for transmitting lithium battery pallet, lithium battery pallet two sides is respectively arranged with positive cover
Plate and cathode cover board, the anode cover board is evenly arranged with multiple positive through-holes for fixing lithium battery anode end, described negative
Polar cap plate is evenly arranged with multiple cathode through-holes for fixing cathode of lithium battery end, and the feed belt both ends are respectively arranged with
Positive Three-axis drive mechanism and cathode Three-axis drive mechanism, the anode Three-axis drive mechanism are provided with positive CCD camera and just
Towards positive through-hole, cathode Three-axis drive mechanism is arranged for pole probe module, the anode CCD camera and positive probe module
Have a cathode CCD camera and negative probe module, the cathode CCD camera and negative probe module towards cathode through-hole, it is described just
Pole probe module and negative probe module are connected separately with the DC internal resistance tester for detecting welding position resistance value.
It is further：The positive probe module includes positive motor and the multiple anode detections being connect with positive motor
Probe, multiple cathode detection probes that the negative probe module includes cathode motor and connect with cathode motor.
It is further：The anode Three-axis drive mechanism and cathode Three-axis drive mechanism are separately provided for fixing just
The positive mounting plate of pole CCD camera and positive probe module and the cathode for fixing cathode CCD camera and negative probe module
Mounting plate.
It is further：The lithium battery pallet is hinged with positive cover board and cathode cover board respectively, the lithium battery collection
Shelve the lock for being separately provided for fixed positive cover board and cathode cover board.
The technical problem to be solved by the present invention is to provide a kind of methods that efficient detection lithium battery welds point mass.
The technical solution adopted by the present invention to solve the technical problems is：The method for detecting welding battery quality, including lithium
Battery pallet and feed belt for transmitting lithium battery pallet, lithium battery pallet two sides is respectively arranged with anode
Cover board and cathode cover board, the anode cover board is evenly arranged with multiple positive through-holes for fixing lithium battery anode end, described
Cathode cover board is evenly arranged with multiple cathode through-holes for fixing cathode of lithium battery end, and the feed belt both ends are respectively set
Have a positive Three-axis drive mechanism and cathode Three-axis drive mechanism, the anode Three-axis drive mechanism be provided with positive CCD camera and
Towards positive through-hole, cathode Three-axis drive mechanism is set for positive probe module, the anode CCD camera and positive probe module
It is equipped with cathode CCD camera and negative probe module, the cathode CCD camera and negative probe module are described towards cathode through-hole
Positive probe module and negative probe module are connected separately with the DC internal resistance tester for detecting welding position resistance value.
It is further：The positive probe module includes positive motor and the multiple anode detections being connect with positive motor
Probe, multiple cathode detection probes that the negative probe module includes cathode motor and connect with cathode motor.
It is further：The anode Three-axis drive mechanism and cathode Three-axis drive mechanism are separately provided for fixing just
The positive mounting plate of pole CCD camera and positive probe module and the cathode for fixing cathode CCD camera and negative probe module
Mounting plate.
It is further：The lithium battery pallet is hinged with positive cover board and cathode cover board respectively, the lithium battery collection
Shelve the lock for being separately provided for fixed positive cover board and cathode cover board.
The beneficial effects of the invention are as follows：The pad of lithium battery positive and negative end is detected simultaneously, detection efficiency is provided, first
The shape detected resistance again for detecting pad, improves accuracy of detection；Positive and negative anodes motor respectively drives positive and negative anodes detection probe, polygonal
The resistance value of degree detection pad；By positive mounting plate, positive CCD camera and positive probe module work at the same time, and pass through simultaneously
Cathode mounting plate, cathode CCD camera and negative probe module work at the same time, and improve efficiency, simplify equipment；Positive and negative polar cap is set
Plate also allows for taking out convenient for placing and fixing lithium battery.
Description of the drawings
Fig. 1 is the schematic diagram for the equipment for detecting welding battery quality.
Fig. 2 is the partial schematic diagram for the equipment for detecting welding battery quality.
Fig. 3 is the schematic diagram for the equipment side view for detecting welding battery quality.
In figure label for：Battery pallet 1, feed belt 2, positive cover board 3, positive through-hole 5, positive Three-axis drive mechanism
7, mounting plate 71, cathode Three-axis drive mechanism 8, positive CCD camera 9, positive probe module 10, positive motor 101, anode detection
Probe 102, cathode CCD camera 11, negative probe module 12, lock 13.
Specific implementation mode
The present invention is further described with reference to the accompanying drawings and detailed description.
As shown in figures 1 and 3, detection welding battery quality equipment include lithium battery pallet 1 and for transmit lithium electricity
The feed belt 2 of pond pallet 1,1 two sides of lithium battery pallet is respectively arranged with positive cover board 3 and cathode cover board, described
Positive cover board 3 is evenly arranged with multiple positive through-holes 5 for fixing lithium battery anode end, and the cathode cover board is evenly arranged with
Multiple cathode through-holes for fixing cathode of lithium battery end, 2 both ends of the feed belt are respectively arranged with positive Three-axis drive machine
Structure 7 and cathode Three-axis drive mechanism 8, the anode Three-axis drive mechanism 7 are provided with positive CCD camera 9 and positive probe module
10, towards positive through-hole 5, cathode Three-axis drive mechanism 8 is provided with for the anode CCD camera 9 and positive probe module 10
Cathode CCD camera 11 and negative probe module 12, the cathode CCD camera 11 and negative probe module 12 towards cathode through-hole,
The positive probe module 10 and negative probe module 12 are separately connected the DC internal resistance survey for being useful for detection welding position resistance value
Instrument is tried, the DC internal resistance tester is day to set RM3545.
In use, lithium battery is arranged in order in lithium battery pallet 1, positive cover board 3 and cathode cover board are fixed from two sides
Lithium battery can be fixed.Lithium battery anode end pad from positive through-hole 5 stretch out, cathode of lithium battery end pad from
Cathode through-hole stretches out.Positive Three-axis drive mechanism 7 and cathode Three-axis drive mechanism 8 all include three X-axis, Y-axis and Z axis directions
Driving mechanism, three directions are driven by cylinder respectively.Lithium battery pallet 1 is transported by feed belt 2 to setting position, gas
Cylinder, which stretches out blocking lithium battery pallet 1, to be continued to move, at this point, positive CCD camera 9 by positive through-hole 5 to lithium battery anode end
Pad is taken pictures, and whether detection shape qualified and records, at the same cathode CCD camera 11 by cathode through-hole to cathode of lithium battery end
Pad is taken pictures, and whether detection shape is qualified and records.If positive terminal pad profile measurement is qualified, positive Three-axis drive machine
Structure 7 drives positive probe module 10, and resistance value detection is carried out to positive terminal pad by DC internal resistance tester, otherwise without
Resistance value detects.Equally, if negative pole end pad profile measurement is qualified, cathode Three-axis drive mechanism 8 drives negative probe module
12, resistance value detection is carried out to negative pole end pad by DC internal resistance tester, is otherwise detected without resistance value.Positive and negative anodes weld
It puts while detecting, improve plus survey efficiency.Also, shape detected resistance again is first detected, detection efficiency and precision are further increased.
As shown in Fig. 2, the positive probe module 10 includes positive motor 101 and is connect with positive motor 101 multiple
Positive detection probe 102, the negative probe module 12 include cathode motor and the multiple cathode being connect with cathode motor detection
Probe.101 Stud connection of positive motor passes through in the mounting plate 71 of positive Three-axis drive mechanism 7, the output end of positive motor 101
Holder is connect with positive detection probe 102, and positive motor 101 drives positive detection probe 102 to rotate multiple angles, butt welding contact
Multi-orientation detection is carried out, accuracy of detection is improved.
As shown in Figures 2 and 3, Stud connection has respectively for the positive Three-axis drive mechanism 7 and cathode Three-axis drive mechanism 8
For the positive mounting plate 71 of fixed positive CCD camera 9 and positive probe module 10 and for fixing cathode CCD camera 11 and negative
The cathode mounting plate of pole probe module 12.Positive CCD camera 9 and 10 Stud connection of positive probe module in positive mounting plate 71,
Spacing is set as the diameter of positive through-hole 5 between positive CCD camera 9 and positive probe module 10.When positive Three-axis drive mechanism 7
When driving anode mounting plate 71 is moved to positive through-hole 5, positive CCD camera 9 is taken pictures and is examined to the pad in the anode through-hole 5
After surveying shape qualification, positive Three-axis drive mechanism 7 drives positive mounting plate 71 that positive CCD camera 9 is made to be moved to next anode
When through-hole 5, the positive detection probe 102 of positive probe module 10 stretches into pad of the positive through-hole 5 to shape qualification
Detected resistance improves efficiency, simplifies equipment.
As shown in Figure 1, the lithium battery pallet 1 is hinged with positive cover board 3 and cathode cover board respectively, the lithium battery collection
Shelve 1 respectively Stud connection be useful for the lock 13 of fixed positive cover board 3 and cathode cover board, convenient for placing and fixed lithium battery
Convenient for taking out.
Particular embodiments described above has carried out further in detail the purpose of the present invention, technical solution and advantageous effect
It describes in detail bright, it should be understood that the above is only a specific embodiment of the present invention, is not intended to restrict the invention, it is all
Within the spirit and principles in the present invention, any modification, equivalent substitution, improvement and etc. done should be included in the guarantor of the present invention
Within the scope of shield.
Claims (7)
1. the equipment for detecting welding battery quality, including lithium battery pallet (1) and the biography for transmitting lithium battery pallet (1)
Send belt (2), it is characterised in that：Lithium battery pallet (1) two sides is respectively arranged with positive cover board (3) and cathode cover board,
The anode cover board (3) is evenly arranged with multiple positive through-holes (5) for fixing lithium battery anode end, and the cathode cover board is equal
Even to be provided with multiple cathode through-holes for fixing cathode of lithium battery end, feed belt (2) both ends are respectively arranged with anode
Three-axis drive mechanism (7) and cathode Three-axis drive mechanism (8), the anode Three-axis drive mechanism (7) are provided with positive CCD camera
(9) and positive probe module (10), the anode CCD camera (9) and positive probe module (10) are towards anode through-hole (5), institute
It states cathode Three-axis drive mechanism (8) and is provided with cathode CCD camera (11) and negative probe module (12), the cathode CCD camera
(11) and negative probe module (12) is towards cathode through-hole, and the positive probe module (10) and negative probe module (12) are respectively
It is connected with the DC internal resistance tester for detecting welding position resistance value.
2. the equipment of detection welding battery quality according to claim 1, it is characterised in that：The positive probe module
(10) include positive motor (101) and the multiple positive detection probes (102) being connect with positive motor (101), the cathode spy
Multiple cathode detection probes that needle mould group (12) includes cathode motor and connect with cathode motor.
3. the equipment of detection welding battery quality according to claim 2, it is characterised in that：The anode Three-axis drive machine
Structure (7) and cathode Three-axis drive mechanism (8) are separately provided for fixed positive CCD camera (9) and positive probe module (10)
Positive mounting plate (71) and cathode mounting plate for fixing cathode CCD camera (11) and negative probe module (12).
4. the equipment of detection welding battery quality according to claim 1, it is characterised in that：The lithium battery pallet
(1) hinged with positive cover board (3) and cathode cover board respectively, the lithium battery pallet (1) is separately provided for fixed anode
The lock (13) of cover board (3) and cathode cover board.
5. the method for detecting welding battery quality, including lithium battery pallet (1) and the biography for transmitting lithium battery pallet (1)
Send belt (2), it is characterised in that：Lithium battery pallet (1) two sides is respectively arranged with positive cover board (3) and cathode cover board,
The anode cover board (3) is evenly arranged with multiple positive through-holes (5) for fixing lithium battery anode end, and the cathode cover board is equal
Even to be provided with multiple cathode through-holes for fixing cathode of lithium battery end, feed belt (2) both ends are respectively arranged with anode
Three-axis drive mechanism (7) and cathode Three-axis drive mechanism (8), the anode Three-axis drive mechanism (7) are provided with positive CCD camera
(9) and positive probe module (10), the anode CCD camera (9) and positive probe module (10) are towards anode through-hole (5), institute
It states cathode Three-axis drive mechanism (8) and is provided with cathode CCD camera (11) and negative probe module (12), the cathode CCD camera
(11) and negative probe module (12) is towards cathode through-hole, and the positive probe module (10) and negative probe module (12) are respectively
It is connected with the DC internal resistance tester for detecting welding position resistance value, step 1：Feed belt (2) transports lithium battery pallet
(1), step 2：The positive positive CCD camera (9) of Three-axis drive mechanism (7) driving, positive CCD camera (9) pass through positive through-hole
(5) it takes pictures to lithium battery anode end pad, whether detection shape is qualified and records, while cathode Three-axis drive mechanism (8) drives
Dynamic cathode CCD camera (11), cathode CCD camera (11) take pictures to cathode of lithium battery end pad by cathode through-hole, and detection is outer
Whether shape is qualified and records, step 3：If the positive terminal pad profile measurement in step 2 is qualified, positive Three-axis drive machine
Structure (7) drives positive probe module (10), carries out resistance value detection to positive terminal pad by DC internal resistance tester and records,
Otherwise it is detected without resistance value, while if negative pole end pad profile measurement is qualified, cathode Three-axis drive mechanism (8) driving is negative
Pole probe module (12) to negative pole end pad resistance value detection and record by DC internal resistance tester, otherwise without
Resistance value detects.
6. the method for detection welding battery quality according to claim 5, it is characterised in that：The positive probe module
(10) include positive motor (101) and the multiple positive detection probes (102) being connect with positive motor (101), the cathode spy
Multiple cathode detection probes that needle mould group (12) includes cathode motor and connect with cathode motor.
7. the method for detection welding battery quality according to claim 5, it is characterised in that：The lithium battery pallet
(1) hinged with positive cover board (3) and cathode cover board respectively, the lithium battery pallet (1) is separately provided for fixed anode
The lock (13) of cover board (3) and cathode cover board.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810290296.3A CN108362739B (en) | 2018-03-30 | 2018-03-30 | Device for detecting welding quality of battery and method for detecting welding quality of battery |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810290296.3A CN108362739B (en) | 2018-03-30 | 2018-03-30 | Device for detecting welding quality of battery and method for detecting welding quality of battery |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108362739A true CN108362739A (en) | 2018-08-03 |
| CN108362739B CN108362739B (en) | 2023-11-10 |
Family
ID=63001793
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810290296.3A Active CN108362739B (en) | 2018-03-30 | 2018-03-30 | Device for detecting welding quality of battery and method for detecting welding quality of battery |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108362739B (en) |
Cited By (5)
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| CN109116253A (en) * | 2018-08-28 | 2019-01-01 | 东莞仕群智能科技有限公司 | A kind of lithium battery voltage internal resistance automatic detection mechanism |
| CN109175735A (en) * | 2018-08-09 | 2019-01-11 | 北京长城华冠汽车科技股份有限公司 | Battery modules Laser Welding Quality appraisal procedure and device |
| CN109709154A (en) * | 2018-12-25 | 2019-05-03 | 北方民族大学 | A kind of weld inspection method |
| CN110828762A (en) * | 2019-11-05 | 2020-02-21 | 联动天翼新能源有限公司 | Detection welding device and detection welding method for cylindrical battery module |
| CN115684207A (en) * | 2023-01-04 | 2023-02-03 | 深圳市欣博跃电子有限公司 | Router PCB board test machine |
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| CN109709154A (en) * | 2018-12-25 | 2019-05-03 | 北方民族大学 | A kind of weld inspection method |
| CN110828762A (en) * | 2019-11-05 | 2020-02-21 | 联动天翼新能源有限公司 | Detection welding device and detection welding method for cylindrical battery module |
| CN110828762B (en) * | 2019-11-05 | 2022-04-19 | 联动天翼新能源有限公司 | Detection welding device and detection welding method for cylindrical battery module |
| CN115684207A (en) * | 2023-01-04 | 2023-02-03 | 深圳市欣博跃电子有限公司 | Router PCB board test machine |
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|---|---|
| CN108362739B (en) | 2023-11-10 |
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