CN200975973Y - Device for testing slurry adhesive force of battery plate - Google Patents
Device for testing slurry adhesive force of battery plate Download PDFInfo
- Publication number
- CN200975973Y CN200975973Y CNU2006200156792U CN200620015679U CN200975973Y CN 200975973 Y CN200975973 Y CN 200975973Y CN U2006200156792 U CNU2006200156792 U CN U2006200156792U CN 200620015679 U CN200620015679 U CN 200620015679U CN 200975973 Y CN200975973 Y CN 200975973Y
- Authority
- CN
- China
- Prior art keywords
- pole piece
- bounding force
- proving installation
- slide block
- battery pole
- 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.)
- Expired - Lifetime
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/10—Energy storage using batteries
Abstract
The utility model provides an adhesive force measuring device of sizing agent on battery electrode flake, which comprises a turnplate that can rotate around a fixed beeline, a slide block that can relatively slide along a direction vertical to the fixed beeline and a dynamometer arranged on the block. Wherein, a convex arc surface centered by the fixed beeline is arranged on the turnplate surface, a compacting device that can fix the electrode flake under test in the shape of ring or circular arc is arranged on the convex arc surface, a clamp is arranged at the force measuring end of the dynamometer which can clamp testing proof fabric and draw the testing proof fabric along the radial direction of the convex arc surface. The utility model has the advantages of simple configuration, convenient testing process, and convenient to manipulate as well. The device offers relatively accurate data of adhesive force between the sizing agent and the electrode flake base, thus provides quantitative basis for research work on batteries.
Description
[technical field]
The utility model relates to a kind of battery pole piece performance testing device, especially a kind of proving installation of measuring bounding force between slurry and the pole piece matrix.
[background technology]
In lithium ion battery, the surface applied of pole piece has slurry.The size of the bounding force between slurry and the pole piece matrix (as Copper Foil or aluminium foil) has determined slurry to be bonded in the firm degree on the pole piece matrix, slurry is bonded in firm degree on the pole piece matrix and the internal electrical chemical reaction process when battery operated has direct relation, and is most important to battery quality.Mensuration to bounding force size between slurry and the pole piece matrix will provide quantitative basis for the research work that improves battery quality.Therefore, be necessary to develop the proving installation that to measure bounding force between slurry and the pole piece matrix.
[utility model content]
Technical problem to be solved in the utility model provides a kind of proving installation of measuring bounding force between slurry and the pole piece matrix.
For solving the problems of the technologies described above, the utility model provides a kind of battery pole piece slurry bounding force proving installation, comprise can around one fixedly the rotating disk that rotates of straight line, can along perpendicular to this fixedly the direction of straight line with respect to this fixing straight-line dynamometer; It is the convex arc surface of center line that disc surfaces is provided with fixing straight line, and convex arc surface is provided with and tested pole piece can be fixed on hold down gag on the convex arc surface with annulus or circular shape; The dynamometry end of dynamometer is provided with the anchor clamps that can clamp the test adhesive plaster and will test the adhesive plaster pulling along the convex arc surface radial direction when slide block slides.
This battery pole piece slurry bounding force proving installation is tested by means of the test adhesive plaster, and the bounding force between selected test adhesive plaster and the tested pole piece spreading mass should be greater than the bounding force between slurry and the tested pole piece.During test, earlier tested pole piece is fitted on the convex arc surface of rotating disk continuously, the front of tested pole piece (one side that slurry is arranged) be convex arc surface dorsad, and tested pole piece two ends are fixed by hold down gag; To test the front of rubberized fabric adhere at tested pole piece again, and keep an end (test adhesive plaster free end) of test adhesive plaster to separate with tested pole piece, the free-ended upper end of test adhesive plaster is clamped on the anchor clamps.Dynamometer along perpendicular to the direction of described fixedly straight line with respect to this fixedly during rectilinear motion, anchor clamps produce tractive force to test adhesive plaster free end, when producing tension force in the test adhesive plaster free end, the free-ended lower end of test adhesive plaster is positioned at the peak of rotating disk convex arc surface; When test adhesive plaster free-ended tension force size is enough to overcome the slurry that is pasted together and the bounding force between the pole piece, the tested adhesive plaster of slurry pulls off from pole piece, rotating disk rotates, the length that the test adhesive plaster sticks on the part in tested pole piece front originally shortens gradually, the free-ended length of test adhesive plaster extends gradually, dynamometer can measure anchor clamps test adhesive plaster free end is produced the size of tractive force in this process, get wherein maximal value and minimum value as test result.After producing tension force in the test adhesive plaster free end in the test process, the free-ended lower end of test adhesive plaster is positioned at the peak of rotating disk convex arc surface always.
Can be provided with can along perpendicular to the direction of described fixedly straight line with respect to this fixing slide block of linear slide, dynamometer is installed on the slide block.
The utility model can be provided with test board, is fixed with propulsion system and slider guide bar on this test board; The slider guide bar is perpendicular to fixing straight line, and slide block is movably set on the slider guide bar; Slide block and propulsion system form transmission and cooperate; Rotating disk is articulated on the test board.
Preferred rotating disk is the disc rotating disk.
Can adopt the set bolt hold down gag on the circumferential surface that comprises briquetting and briquetting can be fixed on the disc rotating disk, the circumferential surface of disc rotating disk is provided with the threaded hole suitable with set bolt.
Can on the circumferential surface of disc rotating disk, be provided with and the suitable cavity of briquetting.
The number of hold down gag can be one, and it is fixing that this moment, this hold down gag realization was all passed through at tested pole piece two ends; Perhaps, the number of hold down gag is two, and this moment, tested pole piece two ends were corresponding one by one with these two hold down gags.
As improvement of the present utility model, two or two above slider guide bars can be set, can guarantee the accurate glide direction of slide block so effectively, to improve the precision of test.
Propulsion system can select motor for use and by this electric motor driven screw mandrel, this moment, slide block and screw mandrel formed threaded engagement, and screw mandrel and slider guide bar are parallel to each other.
Propulsion system also can select motor for use and by this electric motor driven gear mechanism, this moment, slide block and gear mechanism formed the transmission cooperation.
Propulsion system can also select motor for use and by this electric motor driven pulley mechanism, this moment, slide block and pulley mechanism formed the transmission cooperation.
The utility model is simple in structure, and is easy to operate, and simple testing process can provide bounding force data between the slurry and pole piece matrix comparatively accurately, for the battery research work provides quantitative basis.
[description of drawings]
For convenience of explanation, the utility model uses following preferred embodiment and accompanying drawing to do to describe in detail.
Fig. 1 is that the master of a kind of embodiment of the utility model looks synoptic diagram.
Fig. 2 is that synoptic diagram is looked on the left side of battery pole piece slurry bounding force proving installation shown in Figure 1.
Fig. 3 is the synoptic diagram after Fig. 1 removes support for rotary disc 10 and rotating disk 11.
Fig. 4 be test process turntable support 10, rotating disk 11, spring chuck 9, tested pole piece 17 and test adhesive plaster 15 enlarged diagram.
[embodiment]
Fig. 1-Fig. 4 shows a kind of embodiment of the present utility model.
As Fig. 1, Fig. 2 and shown in Figure 3, this battery pole piece slurry bounding force proving installation comprises test board 1, be fixed with two parallel slide blocks, 7 guide poles 2 on the test board 1, fixedly connected with web joint 3 respectively in the upper end of two slider guide bars 2, test board 1, two slider guide bars 2, web joints 3 form a fixing general frame.Motor 4 is installed on the test board 1, and the two ends sleeve of screw mandrel 5 is in the outer ring is separately fixed at bearing on test board 1 and the web joint 3, and the lower end of screw mandrel 5 is connected with the rotating shaft 12 of motor 4 by shaft coupling 6, and screw mandrel 5 is parallel with two slider guide bars 2.Slide block 7 is set on two slider guide bars 2, and 2 pairs of slide blocks 7 of two slider guide bars play the guiding role; Slide block 7 forms threaded engagement with screw mandrel 5.Be fixed with dynamometer 8 on the slide block 7, dynamometer 8 dynamometry ends hang with the spring chuck 9 (daily used common spring clamp) that can clamp test adhesive plaster 15.Also be fixed with support for rotary disc 10 on the test board 1, round turntable 11 is articulated on the support for rotary disc 10 by rotating shaft 12, and rotating disk 11 12 axial line around the shaft rotates.In conjunction with Fig. 1 and Fig. 2, spring chuck 9 be positioned at rotating disk 11 directly over.
As shown in Figure 4, rotating disk 11 circumferential surfaces are arranged with two cavitys, and the cavity bottom offers threaded hole, and the set bolt 13 suitable with threaded hole can be fixed on briquetting 14 in the cavity.
In conjunction with Fig. 1, Fig. 2, Fig. 3 and Fig. 4, the utility model battery pole piece slurry bounding force proving installation is tested by means of test adhesive plaster 15, and the bounding force between selected test adhesive plaster 15 and tested pole piece 17 spreading masses is greater than the bounding force between slurry and the pole piece.During test, the tested pole piece 17 of intercepting certain-length, the back side of tested pole piece 17 (one side of no slurry) is fitted on the periphery of round turntable 11 continuously, and the two ends of tested pole piece 17 are pressed in respectively between briquetting 14 and the cavity; The test adhesive plaster 15 of intercepting certain-length sticks on the front (one side that slurry is arranged) of tested pole piece 17, test adhesive plaster 15 is pasted together with slurry, keep an end of test adhesive plaster 15 to separate (this end is test adhesive plaster free end 16), the upper end of test adhesive plaster free end 16 is clamped on the spring chuck 9 with tested pole piece 17.Starter motor 4, screw mandrel 5 drive slide blocks 7, dynamometer 8, spring chuck 9 at the uniform velocity rise with the speed edge direction straight up of 30-80mm/min; 9 pairs of tests of spring chuck adhesive plaster free end 16 produces tractive force, and when producing tension force in the test adhesive plaster free end 16, test adhesive plaster free end 16 vertically stretches, and the lower end of test adhesive plaster free end 16 is positioned at the peak of rotating disk 11 circumferential surfaces; When the tension force size of test adhesive plaster free end 16 is enough to overcome the slurry that is pasted together and the bounding force between the pole piece, because the bounding force between test adhesive plaster 15 and tested pole piece 17 spreading masses is greater than the bounding force between slurry and the pole piece, so the tested adhesive plaster of corresponding slurry 15 pulls off from pole piece, rotating disk 11 is pulled and rotates along clockwise direction, the length that test adhesive plaster 15 sticks on the part in tested pole piece 17 fronts originally shortens gradually, the test adhesive plaster 15 of respective length separates with pole piece with the slurry that is pulled off, the length of test adhesive plaster free end 16 extends gradually, and test adhesive plaster free end 16 vertically upwards rises.Dynamometer 8 can measure the size that 9 pairs of spring chucks test adhesive plaster free end 16 produces tractive force in this process, read wherein maximal value and minimum value as test result.Because it is slower that screw mandrel 5 drives the speed of slide block 7, dynamometer 8, the directions rising straight up of spring chuck 9 edges, the lower end of testing adhesive plaster free end 16 in the test process in the test adhesive plaster free end 16 behind the generation tension force is positioned at the peak of rotating disk 11 circumferential surfaces always, and test adhesive plaster free end 16 vertically stretches all the time.
Claims (10)
1, a kind of battery pole piece slurry bounding force proving installation is characterized in that: comprise can around one fixedly the rotating disk that rotates of straight line, can along perpendicular to the direction of described fixedly straight line with respect to described fixing straight-line dynamometer; The convex arc surface that it is center line that described disc surfaces is provided with described fixedly straight line, described convex arc surface are provided with and tested pole piece can be fixed on hold down gag on the described convex arc surface with annulus or circular shape; The dynamometry end of described dynamometer is provided with the anchor clamps that can clamp the test adhesive plaster and will test the adhesive plaster pulling along described convex arc surface radial direction when slide block slides.
2, battery pole piece slurry bounding force proving installation according to claim 1 is characterized in that: comprising can be along perpendicular to the direction of the described fixedly straight line slide block with respect to described fixedly linear slide; Described dynamometer is installed on the described slide block.
3, battery pole piece slurry bounding force proving installation according to claim 2 is characterized in that: comprise the test board that is fixed with propulsion system and slider guide bar; Described slider guide bar is perpendicular to described fixedly straight line, and described slide block is movably set on the described slider guide bar; Described slide block and propulsion system form transmission and cooperate; Described rotating disk is articulated on the described test board.
4, battery pole piece slurry bounding force proving installation according to claim 3, it is characterized in that: described rotating disk is the disc rotating disk.
5, battery pole piece slurry bounding force proving installation according to claim 4, it is characterized in that: described hold down gag comprises briquetting and briquetting can be fixed on set bolt on the circumferential surface of described disc rotating disk that the circumferential surface of described disc rotating disk is provided with and the suitable threaded hole of described set bolt.
6, battery pole piece slurry bounding force proving installation according to claim 5, it is characterized in that: the circumferential surface of described disc rotating disk is provided with and the suitable cavity of described briquetting.
7, battery pole piece slurry bounding force proving installation according to claim 6 is characterized in that: the number of described hold down gag is one or two.
8, battery pole piece slurry bounding force proving installation according to claim 7 is characterized in that: comprise two or two the above slider guide bars.
9, battery pole piece slurry bounding force proving installation according to claim 8 is characterized in that: described propulsion system comprise motor and by this electric motor driven screw mandrel; Described slide block and screw mandrel form threaded engagement; Described screw mandrel and slider guide bar are parallel to each other.
10, battery pole piece slurry bounding force proving installation according to claim 8 is characterized in that: described propulsion system comprise motor and by this electric motor driven gear mechanism, described slide block and gear mechanism form transmission and cooperate; Perhaps, described propulsion system comprise motor and by this electric motor driven pulley mechanism, and described slide block and pulley mechanism form transmission and cooperate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2006200156792U CN200975973Y (en) | 2006-11-09 | 2006-11-09 | Device for testing slurry adhesive force of battery plate |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2006200156792U CN200975973Y (en) | 2006-11-09 | 2006-11-09 | Device for testing slurry adhesive force of battery plate |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN200975973Y true CN200975973Y (en) | 2007-11-14 |
Family
ID=38902257
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2006200156792U Expired - Lifetime CN200975973Y (en) | 2006-11-09 | 2006-11-09 | Device for testing slurry adhesive force of battery plate |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN200975973Y (en) |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101241065B (en) * | 2007-02-06 | 2012-08-08 | 深圳市比克电池有限公司 | Battery pole piece active substance and current collector adhesion force test method |
| CN103017964A (en) * | 2012-12-24 | 2013-04-03 | 天津力神电池股份有限公司 | Testing device for rivet force between battery cover and cathode nickel sheet |
| CN105181584A (en) * | 2015-09-23 | 2015-12-23 | 合肥国轩高科动力能源有限公司 | Device for qualitatively testing adhesion performance of battery pole piece |
| CN106226233A (en) * | 2016-08-26 | 2016-12-14 | 江苏天鹏电源有限公司 | A kind of pole piece adhesion monitoring device and detection method |
| CN108226031A (en) * | 2017-12-29 | 2018-06-29 | 国联汽车动力电池研究院有限责任公司 | A kind of detection method of electrodes of lithium-ion batteries adhesive force |
| CN109632630A (en) * | 2017-10-09 | 2019-04-16 | 深圳先进技术研究院 | The test method and test equipment of battery pole piece adhesive force |
| CN111929235A (en) * | 2020-08-12 | 2020-11-13 | 赛轮集团股份有限公司 | Apparatus and method for testing tire label adhesion |
| CN112284905A (en) * | 2020-12-29 | 2021-01-29 | 中铁科学研究院有限公司 | Concrete detection device and method |
-
2006
- 2006-11-09 CN CNU2006200156792U patent/CN200975973Y/en not_active Expired - Lifetime
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101241065B (en) * | 2007-02-06 | 2012-08-08 | 深圳市比克电池有限公司 | Battery pole piece active substance and current collector adhesion force test method |
| CN103017964A (en) * | 2012-12-24 | 2013-04-03 | 天津力神电池股份有限公司 | Testing device for rivet force between battery cover and cathode nickel sheet |
| CN105181584A (en) * | 2015-09-23 | 2015-12-23 | 合肥国轩高科动力能源有限公司 | Device for qualitatively testing adhesion performance of battery pole piece |
| CN106226233A (en) * | 2016-08-26 | 2016-12-14 | 江苏天鹏电源有限公司 | A kind of pole piece adhesion monitoring device and detection method |
| CN109632630A (en) * | 2017-10-09 | 2019-04-16 | 深圳先进技术研究院 | The test method and test equipment of battery pole piece adhesive force |
| CN109632630B (en) * | 2017-10-09 | 2022-04-26 | 深圳先进技术研究院 | Method and equipment for testing adhesive force of battery pole piece |
| CN108226031A (en) * | 2017-12-29 | 2018-06-29 | 国联汽车动力电池研究院有限责任公司 | A kind of detection method of electrodes of lithium-ion batteries adhesive force |
| CN111929235A (en) * | 2020-08-12 | 2020-11-13 | 赛轮集团股份有限公司 | Apparatus and method for testing tire label adhesion |
| CN112284905A (en) * | 2020-12-29 | 2021-01-29 | 中铁科学研究院有限公司 | Concrete detection device and method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20071114 |
|
| EXPY | Termination of patent right or utility model |