CN112985984A - Many electric core solder joints quality detection device - Google Patents
Many electric core solder joints quality detection device Download PDFInfo
- Publication number
- CN112985984A CN112985984A CN202011473994.0A CN202011473994A CN112985984A CN 112985984 A CN112985984 A CN 112985984A CN 202011473994 A CN202011473994 A CN 202011473994A CN 112985984 A CN112985984 A CN 112985984A
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- CN
- China
- Prior art keywords
- detection device
- pressure sensor
- processor
- quality detection
- pressure
- 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.)
- Pending
Links
- 238000001514 detection method Methods 0.000 title claims abstract description 24
- 229910000679 solder Inorganic materials 0.000 title claims description 5
- 238000003466 welding Methods 0.000 claims abstract description 22
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 claims description 8
- 229910000831 Steel Inorganic materials 0.000 claims description 4
- 229910052759 nickel Inorganic materials 0.000 claims description 4
- 239000010959 steel Substances 0.000 claims description 4
- 238000000034 method Methods 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000001066 destructive effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000000737 periodic effect Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Images
Classifications
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N3/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N3/08—Investigating strength properties of solid materials by application of mechanical stress by applying steady tensile or compressive forces
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N2203/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N2203/0001—Type of application of the stress
- G01N2203/0003—Steady
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N2203/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N2203/0014—Type of force applied
- G01N2203/0016—Tensile or compressive
- G01N2203/0019—Compressive
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N2203/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N2203/003—Generation of the force
- G01N2203/005—Electromagnetic means
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N2203/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N2203/02—Details not specific for a particular testing method
- G01N2203/06—Indicating or recording means; Sensing means
- G01N2203/067—Parameter measured for estimating the property
- G01N2203/0676—Force, weight, load, energy, speed or acceleration
Abstract
A multi-electric core welding spot quality detection device is characterized in that electric core electrodes are electrically connected through electrode tabs, and the detection device comprises a magnet element and a processor; the magnet element comprises a plurality of magnetic components and a pressure sensor loaded on the magnetic components; the processor is electrically connected with the pressure sensor and used for receiving the pressure signal output by the pressure sensor and outputting a pressure value according to the pressure signal; according to the welding spot quality detection device, whether the welding quality reaches the standard or not is judged by reading the pressure value displayed by the processor and judging whether the pressure value at the welding spot reaches the standard value or not, so that the welding spot quality detection can be realized in a short time, the detection efficiency is improved, the comprehensive detection is facilitated, and the manual judgment error is avoided.
Description
Technical Field
The invention relates to the technical field of welding spot detection, in particular to a multi-electric-core welding spot quality detection device.
Background
In a battery system, the cell and the busbar are often welded by a nickel plate or a nickel-plated steel plate. In order to ensure the quality of products with welding spots, the quality of the welding spots of the products is generally detected before the products are shipped; the current method for detecting the welding quality generally uses a clamp to perform a drawing force test, and has the following disadvantages and limitations: the point to be tested must have sufficient space to accommodate the fixture and the product must have features that allow it to be securely clamped, and therefore, it is not commonly used for process condition determination and destructive periodic spot checks, and cannot be applied to full inspection of the product weld quality.
Disclosure of Invention
The technical problem to be solved by the invention is to overcome the existing defects and provide a multi-electric core welding spot quality detection device, wherein electric core electrodes are electrically connected through electrode tabs, and the detection device comprises a magnet element and a processor; the magnet element comprises a plurality of magnetic components and a pressure sensor loaded on the magnetic components; the processor is electrically connected with the pressure sensor and used for receiving the pressure signal output by the pressure sensor and outputting a pressure value according to the pressure signal.
Preferably, the electrode tab is a nickel sheet or a nickel-plated steel sheet.
Preferably, the magnetic component is a magnet, electromagnet or other magnetic member.
Preferably, a relay is further arranged on a wire between the magnet element and the processor.
Preferably, the magnetic member is a cylindrical magnet with a central hole, and the pressure sensor is loaded in the hole.
Has the advantages that: according to the welding spot quality detection device, whether the welding quality reaches the standard or not is judged by reading the pressure value displayed by the processor and judging whether the pressure value at the welding spot reaches the standard value or not, so that the welding spot quality detection can be realized in a short time, the detection efficiency is improved, the comprehensive detection is facilitated, and the manual judgment error is avoided.
Drawings
Fig. 1 is a schematic structural diagram of a multi-cell welding spot quality detection apparatus according to the present invention.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1, a multi-cell welding spot quality detection device, cell electrodes 1 are electrically connected through electrode tabs, and the detection device includes a magnet element and a processor; the magnet element comprises a plurality of magnetic components and a pressure sensor loaded on the magnetic components; the processor is electrically connected with the pressure sensor and used for receiving the pressure signal output by the pressure sensor and outputting a pressure value according to the pressure signal.
In the technical scheme, the electrode tab is a nickel sheet or a nickel-plated steel sheet.
In the above technical solution, the magnetic component is a magnet, an electromagnet, or other magnetic members.
In the above technical solution, a relay is further disposed on a wire between the magnet element and the processor.
In the above technical solution, the magnetic member is a cylindrical magnet with a hole at the center, and the pressure sensor is loaded in the hole.
When the welding spot detector is used, the relay is opened, the magnet element is placed at a certain distance away from the electrode connector, the pressure value is read from the processor, whether the pressure gauge value reaches the standard value or not is judged, if the pressure gauge value is not smaller than the standard value, the welding spot quality passes the detection, and if the pressure gauge value is smaller than the standard value or the electrode connector is broken, the welding spot quality is unqualified.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (5)
1. A multi-electric core welding spot quality detection device is characterized in that electric core electrodes are electrically connected through electrode tabs, and the detection device comprises a magnet element and a processor; the magnet element comprises a plurality of magnetic components and a pressure sensor loaded on the magnetic components; the processor is electrically connected with the pressure sensor and used for receiving the pressure signal output by the pressure sensor and outputting a pressure value according to the pressure signal.
2. The device for detecting the quality of the welding spots of the multiple electrical cores according to claim 1, wherein the electrode tabs are nickel sheets or nickel-plated steel sheets.
3. The device for detecting the quality of the solder joints of multiple electrical cores according to claim 1, wherein the magnetic component is a magnet, an electromagnet or other magnetic members.
4. The multi-core solder joint quality detection device of claim 1, wherein a relay is further disposed on the wire between the magnet element and the processor.
5. The multi-core solder joint quality detection device of claim 1 or 3, wherein the magnetic component is a cylindrical magnet with a central opening, and the pressure sensor is loaded in the opening.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011473994.0A CN112985984A (en) | 2020-12-14 | 2020-12-14 | Many electric core solder joints quality detection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011473994.0A CN112985984A (en) | 2020-12-14 | 2020-12-14 | Many electric core solder joints quality detection device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112985984A true CN112985984A (en) | 2021-06-18 |
Family
ID=76344978
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011473994.0A Pending CN112985984A (en) | 2020-12-14 | 2020-12-14 | Many electric core solder joints quality detection device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112985984A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113497309A (en) * | 2021-08-02 | 2021-10-12 | 安徽和鼎机电设备有限公司 | Lithium battery electrode series or parallel assembling and welding device |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102590290A (en) * | 2011-12-29 | 2012-07-18 | 东莞新能德科技有限公司 | Detection device and detection method |
| CN106404533A (en) * | 2016-08-29 | 2017-02-15 | 华霆（合肥）动力技术有限公司 | Welding spot detection method |
| CN108241009A (en) * | 2018-01-12 | 2018-07-03 | 陈彪 | A kind of pad welding quality detection method and its detection device |
| CN108489813A (en) * | 2018-05-09 | 2018-09-04 | 华霆（合肥）动力技术有限公司 | Welding detection device and welding system |
| CN109332205A (en) * | 2018-10-17 | 2019-02-15 | 李爱根 | A kind of battery welding spot detector device |
| CN110726773A (en) * | 2019-11-22 | 2020-01-24 | 吉林大学 | Couplant-free in-situ pressure holding resistance spot welding ultrasonic detection device and method |
| CN111781056A (en) * | 2020-09-07 | 2020-10-16 | 爱德曼氢能源装备有限公司 | Fuel cell stack and circuit board welding spot testing device |
-
2020
- 2020-12-14 CN CN202011473994.0A patent/CN112985984A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102590290A (en) * | 2011-12-29 | 2012-07-18 | 东莞新能德科技有限公司 | Detection device and detection method |
| CN106404533A (en) * | 2016-08-29 | 2017-02-15 | 华霆（合肥）动力技术有限公司 | Welding spot detection method |
| CN108241009A (en) * | 2018-01-12 | 2018-07-03 | 陈彪 | A kind of pad welding quality detection method and its detection device |
| CN108489813A (en) * | 2018-05-09 | 2018-09-04 | 华霆（合肥）动力技术有限公司 | Welding detection device and welding system |
| CN109332205A (en) * | 2018-10-17 | 2019-02-15 | 李爱根 | A kind of battery welding spot detector device |
| CN110726773A (en) * | 2019-11-22 | 2020-01-24 | 吉林大学 | Couplant-free in-situ pressure holding resistance spot welding ultrasonic detection device and method |
| CN111781056A (en) * | 2020-09-07 | 2020-10-16 | 爱德曼氢能源装备有限公司 | Fuel cell stack and circuit board welding spot testing device |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113497309A (en) * | 2021-08-02 | 2021-10-12 | 安徽和鼎机电设备有限公司 | Lithium battery electrode series or parallel assembling and welding device |
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| PB01 | Publication | ||
| PB01 | Publication | ||
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| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20210618 |
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| RJ01 | Rejection of invention patent application after publication |