CN202562795U - Device for detecting battery diaphragm puncture intensity - Google Patents
Device for detecting battery diaphragm puncture intensity Download PDFInfo
- Publication number
- CN202562795U CN202562795U CN2012201995579U CN201220199557U CN202562795U CN 202562795 U CN202562795 U CN 202562795U CN 2012201995579 U CN2012201995579 U CN 2012201995579U CN 201220199557 U CN201220199557 U CN 201220199557U CN 202562795 U CN202562795 U CN 202562795U
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- puncture
- battery diaphragm
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- intensity
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Abstract
The utility model relates to a device for detecting battery diaphragm puncture intensity. The device comprises a puncture needle, a clamping tool, a driving mechanism and a puncture force sensor, wherein the clamping tool is used for clamping a battery diaphragm, the driving mechanism is connected with the puncture needle and drives the puncture needle to move towards the direction of the clamping tool, so that a an end portion of the puncture needle exerts puncture force on the battery diaphragm inside the clamping tool, and the puncture force sensor is connected with the puncture needle. According to the device for detecting the battery diaphragm puncture intensity, the puncture needle exerts the puncture force on the fixed battery diaphragm clamped by the clamp tool, when the force exerted by the puncture needle just punctures the battery diaphragm, the exerted force is the puncture force, the puncture intensity detection of the battery diaphragm is achieved, and a basis can be provided for the quality control of the battery diaphragm. The device has the advantages of being simple in operation, low in cost, accurate in measurement result and the like.
Description
Technical field
The utility model relates to a kind of pick-up unit of battery diaphragm puncture intensity.
Background technology
The development of lithium ion battery now very rapidly, and battery diaphragm also the growth requirement along with lithium ion battery is huge.
In the electric battery process of assembling, very easily cause piercing through of battery diaphragm, thereby have influence on the quality of battery.Piercing through of battery diaphragm mainly contains the following aspects, and the first, in the electric battery process of assembling, the electrode surface that has is smooth inadequately, has protruding point; The second, because the cause that electrode cuts, electrode edge leaves burr; The 3rd, the assembling level is limited; At last, battery is in charge and discharge cycles use repeatedly, and electrode surface tends to form needle-like dendrite, when the undercapacity of battery diaphragm is enough big, also is the worse for wear easily and causes the micro-short circuit of battery.Therefore battery diaphragm must have the security that enough puncture intensity is guaranteed battery.
The utility model content
To above-mentioned technical matters, the utility model has been designed and developed a kind of pick-up unit of battery diaphragm puncture intensity.In the utility model; Utilize a puncture needle that the battery diaphragm that gripped by anchor clamps is applied a puncture force; Promptly working as the puncture needle applied force just punctures battery diaphragm; This moment, applied force was a puncture force just, thereby realized that the quality control that can be battery diaphragm provides foundation to the detection of the puncture intensity of battery diaphragm.
The technical scheme of the utility model is:
A kind of pick-up unit of battery diaphragm puncture intensity comprises:
Puncture needle;
Anchor clamps, it has battery diaphragm is fixed in space wherein;
Driving mechanism, it is connected in said puncture needle, drives the direction motion of said puncture needle to said anchor clamps, so that the battery diaphragm of the end of said puncture needle in said anchor clamps applies puncture force;
The puncture force sensor, it is connected with said puncture needle.
Preferably; In the pick-up unit of described battery diaphragm puncture intensity; Said anchor clamps include load bearing component and fixed part; Wherein, said load bearing component have one be used to carry battery diaphragm load plane, said fixed part is the fixed pan that cooperates with said load plane towards a side of said load bearing component; Form the space that said battery diaphragm is fixed therein between said load plane and the said fixed pan, and the center section of said fixed part and said load bearing component all has the space that the end of confession puncture needle is passed through.
Preferably, in the pick-up unit of described battery diaphragm puncture intensity, said fixed part and said load bearing component are a pair of annular element with same center of circle.
Preferably; In the pick-up unit of described battery diaphragm puncture intensity; Said fixed part is articulated in said load bearing component, and said fixed part has first fastener that extends laterally, and said load bearing component is articulated with one second fastener; The said relatively load bearing component of said second fastener pivots, and fastens each other with said first fastener.
Preferably, in the pick-up unit of described battery diaphragm puncture intensity, said first fastener is a projection of being extended laterally by the edge of said fixed part, and said second fastener has the block button hole that cooperates with said first fastener.
Preferably, in the pick-up unit of described battery diaphragm puncture intensity, the end of said puncture needle is blunt nosed.
Preferably, in the pick-up unit of described battery diaphragm puncture intensity, said anchor clamps are arranged at the below of said puncture needle.
Preferably, the pick-up unit of described battery diaphragm puncture intensity also comprises:
Data processing module, it connects and said puncture force sensor, receives the puncture force signal of said puncture force sensor.
Preferably, the pick-up unit of described battery diaphragm puncture intensity also comprises:
Control module, it is connected in said driving mechanism, controls the said puncture needle motion of said drive mechanism.
Preferably, in the pick-up unit of described battery diaphragm puncture intensity, the diameter of section of said puncture needle is 1mm.
The pick-up unit of the described battery diaphragm puncture of the utility model intensity utilizes a puncture needle that the battery diaphragm that gripped by anchor clamps is applied a puncture force; Promptly working as the puncture needle applied force just punctures battery diaphragm; This moment, applied force was a puncture force just; Thereby realize that the quality control that can be battery diaphragm provides foundation to the detection of the puncture intensity of battery diaphragm.The utlity model has simple to operate, with low cost and advantage such as test result is accurate.
Description of drawings
Fig. 1 is the structural representation of the pick-up unit of the described battery diaphragm puncture of the utility model intensity.
Fig. 2 is the front view of the described anchor clamps of the utility model.
Fig. 3 is the vertical view of the described anchor clamps of the utility model.
Fig. 4 is the front view of the described puncture needle of the utility model.
Embodiment
Like Fig. 1, Fig. 2, Fig. 3 and shown in Figure 4, the utility model provides a kind of pick-up unit of battery diaphragm puncture intensity, comprising: puncture needle 1; Anchor clamps 2, it has battery diaphragm is fixed in space wherein; Driving mechanism, it is connected in said puncture needle, drives the direction motion of said puncture needle to said anchor clamps, so that the battery diaphragm of end 11 in said anchor clamps of said puncture needle applies puncture force; Puncture force sensor 3, it is connected with said puncture needle.
In the pick-up unit of described battery diaphragm puncture intensity; Said anchor clamps 2 include load bearing component 22 and fixed part 21; Wherein, Said load bearing component have one be used to carry battery diaphragm load plane 221; Said fixed part is the fixed pan 212 that cooperates with said load plane towards a side of said load bearing component, forms the space that said battery diaphragm is fixed therein between said load plane and the said fixed pan, and the center section of said fixed part and said load bearing component all has the space that the end of confession puncture needle is passed through.
In the pick-up unit of described battery diaphragm puncture intensity, said fixed part and said load bearing component are a pair of annular element with same center of circle.
In the pick-up unit of described battery diaphragm puncture intensity; Said fixed part is articulated in said load bearing component; And said fixed part has first fastener 211 that extends laterally; Said load bearing component is articulated with one second fastener 222, and the said relatively load bearing component 22 of said second fastener 222 pivots, and fastens each other with said first fastener 211.
In the pick-up unit of described battery diaphragm puncture intensity, said first fastener 211 is a projection of being extended laterally by the edge of said fixed part 21, and said second fastener 222 has the block button hole that cooperates with said first fastener 211.
In the pick-up unit of described battery diaphragm puncture intensity, the end 11 of said puncture needle is blunt nosed.
In the pick-up unit of described battery diaphragm puncture intensity, said anchor clamps are arranged at the below of said puncture needle.
The pick-up unit of described battery diaphragm puncture intensity also comprises: data processing module, it connects and said puncture force sensor, receives the puncture force signal of said puncture force sensor.
The pick-up unit of described battery diaphragm puncture intensity also comprises: control module, it is connected in said driving mechanism, controls the said puncture needle motion of said drive mechanism.
In the pick-up unit of described battery diaphragm puncture intensity, the diameter of section of said puncture needle is 1mm.
In the utility model, data processing module and control module are integrated into a computer realization, and after testing result can be accomplished data processing by computing machine, the form of reporting with standard test provided.
The testing process of the utility model does, make the end be the diameter of section of blunt nosed (not having sharp edge) be the puncture needle (draw point) of 1mm with certain speed to clamp movement.When draw point penetrates battery diaphragm, the power of the maximum of being born on the puncture needle by the puncture intensity of survey battery diaphragm.The puncture force that the battery diaphragm of end in said anchor clamps of the said puncture needle of puncture force sensor applies.
Above-mentioned each embodiment only is used to explain the utility model; The structure of each parts and connected mode all can change to some extent; On the basis of the utility model technical scheme; All improvement and equivalents of the connection and the structure of individual component being carried out according to the utility model principle all should not got rid of outside the protection domain of the utility model.
Claims (10)
1. the pick-up unit of a battery diaphragm puncture intensity is characterized in that, comprising:
Puncture needle;
Anchor clamps, it has battery diaphragm is fixed in space wherein;
Driving mechanism, it is connected in said puncture needle, drives the direction motion of said puncture needle to said anchor clamps, so that the battery diaphragm of the end of said puncture needle in said anchor clamps applies puncture force;
The puncture force sensor, it is connected with said puncture needle.
2. the pick-up unit of battery diaphragm puncture intensity as claimed in claim 1; It is characterized in that; Said anchor clamps include load bearing component and fixed part; Wherein, said load bearing component have one be used to carry battery diaphragm load plane, said fixed part is the fixed pan that cooperates with said load plane towards a side of said load bearing component; Form the space that said battery diaphragm is fixed therein between said load plane and the said fixed pan, and the center section of said fixed part and said load bearing component all has the space that the end of confession puncture needle is passed through.
3. the pick-up unit of battery diaphragm puncture intensity as claimed in claim 2 is characterized in that said fixed part and said load bearing component are a pair of annular element with same center of circle.
4. like the pick-up unit of claim 2 or 3 described battery diaphragms puncture intensity; It is characterized in that; Said fixed part is articulated in said load bearing component, and said fixed part has first fastener that extends laterally, and said load bearing component is articulated with one second fastener; The said relatively load bearing component of said second fastener pivots, and fastens each other with said first fastener.
5. the pick-up unit of battery diaphragm puncture intensity as claimed in claim 4; It is characterized in that; Said first fastener is a projection of being extended laterally by the edge of said fixed part, and said second fastener has the block button hole that cooperates with said first fastener.
6. the pick-up unit of battery diaphragm puncture intensity as claimed in claim 1 is characterized in that the end of said puncture needle is blunt nosed.
7. the pick-up unit of battery diaphragm puncture intensity as claimed in claim 5 is characterized in that said anchor clamps are arranged at the below of said puncture needle.
8. the pick-up unit of battery diaphragm puncture intensity as claimed in claim 1 is characterized in that, also comprises:
Data processing module, it connects and said puncture force sensor, receives the puncture force signal of said puncture force sensor.
9. the pick-up unit of battery diaphragm puncture intensity as claimed in claim 1 is characterized in that, also comprises:
Control module, it is connected in said driving mechanism, controls the said puncture needle motion of said drive mechanism.
10. the pick-up unit of battery diaphragm puncture intensity as claimed in claim 1 is characterized in that the diameter of section of said puncture needle is 1mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012201995579U CN202562795U (en) | 2012-05-03 | 2012-05-03 | Device for detecting battery diaphragm puncture intensity |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012201995579U CN202562795U (en) | 2012-05-03 | 2012-05-03 | Device for detecting battery diaphragm puncture intensity |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202562795U true CN202562795U (en) | 2012-11-28 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012201995579U Expired - Fee Related CN202562795U (en) | 2012-05-03 | 2012-05-03 | Device for detecting battery diaphragm puncture intensity |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202562795U (en) |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104048987A (en) * | 2014-07-07 | 2014-09-17 | 合肥国轩高科动力能源股份公司 | Lithium ion battery separator hot puncturing testing device and testing method thereof |
| CN104089827A (en) * | 2014-03-31 | 2014-10-08 | 海宁长宇镀铝材料有限公司 | Puncture resistance detector of aluminized PET (polyethylene glycol terephthalate) film |
| CN105319139A (en) * | 2015-11-30 | 2016-02-10 | 深圳市星源材质科技股份有限公司 | Diaphragm puncture strength testing device and method |
| CN105806536A (en) * | 2016-06-04 | 2016-07-27 | 安徽双鹤药业有限责任公司 | Device and method for detecting removal force of gasket |
| CN105973691A (en) * | 2016-06-20 | 2016-09-28 | 天能电池集团有限公司 | Detection method for puncture resistance performance of lead storage battery separator as well as special clamp |
| CN109030173A (en) * | 2018-07-10 | 2018-12-18 | 华南理工大学 | Test the infiltration type device and method of lithium ion battery separator hygrometric state puncture strength |
| CN111112854A (en) * | 2020-01-07 | 2020-05-08 | 深圳市兴禾自动化有限公司 | Isolating membrane puncture detection and laser cutting equipment |
| CN114414365A (en) * | 2021-12-09 | 2022-04-29 | 北京交通大学 | Waterproofing membrane anti-puncture testing device |
-
2012
- 2012-05-03 CN CN2012201995579U patent/CN202562795U/en not_active Expired - Fee Related
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104089827A (en) * | 2014-03-31 | 2014-10-08 | 海宁长宇镀铝材料有限公司 | Puncture resistance detector of aluminized PET (polyethylene glycol terephthalate) film |
| CN104048987A (en) * | 2014-07-07 | 2014-09-17 | 合肥国轩高科动力能源股份公司 | Lithium ion battery separator hot puncturing testing device and testing method thereof |
| CN105319139A (en) * | 2015-11-30 | 2016-02-10 | 深圳市星源材质科技股份有限公司 | Diaphragm puncture strength testing device and method |
| CN105806536A (en) * | 2016-06-04 | 2016-07-27 | 安徽双鹤药业有限责任公司 | Device and method for detecting removal force of gasket |
| CN105973691A (en) * | 2016-06-20 | 2016-09-28 | 天能电池集团有限公司 | Detection method for puncture resistance performance of lead storage battery separator as well as special clamp |
| CN105973691B (en) * | 2016-06-20 | 2019-04-30 | 天能电池集团有限公司 | A kind of lead storage battery partition anti-puncture method for testing performance and special fixture |
| CN109030173A (en) * | 2018-07-10 | 2018-12-18 | 华南理工大学 | Test the infiltration type device and method of lithium ion battery separator hygrometric state puncture strength |
| CN111112854A (en) * | 2020-01-07 | 2020-05-08 | 深圳市兴禾自动化有限公司 | Isolating membrane puncture detection and laser cutting equipment |
| CN111112854B (en) * | 2020-01-07 | 2023-02-10 | 深圳市兴禾自动化股份有限公司 | Isolating membrane puncture detection and laser cutting equipment |
| CN114414365A (en) * | 2021-12-09 | 2022-04-29 | 北京交通大学 | Waterproofing membrane anti-puncture testing device |
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Legal Events
| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| PP01 | Preservation of patent right | ||
| PP01 | Preservation of patent right |
Effective date of registration: 20180720 Granted publication date: 20121128 |
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| PD01 | Discharge of preservation of patent | ||
| PD01 | Discharge of preservation of patent |
Date of cancellation: 20210720 Granted publication date: 20121128 |
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| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20121128 Termination date: 20180503 |