CN105043888A - Battery module sample testing device - Google Patents
Battery module sample testing device Download PDFInfo
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- CN105043888A CN105043888A CN201510418156.6A CN201510418156A CN105043888A CN 105043888 A CN105043888 A CN 105043888A CN 201510418156 A CN201510418156 A CN 201510418156A CN 105043888 A CN105043888 A CN 105043888A
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- battery module
- die
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- punch
- module sample
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Abstract
The present invention discloses a battery module sample testing device, which comprises a concave die, a terrace die, U-shaped adjusting tabs, a T-shaped briquetting. The vertical planes of the concave die and the terrace die face each other; a boss on the upper part of the vertical surface of the terrace die cooperates with the vertical groove on the upper part of the concave die, so that an extrusion channel is formed between the two; by changing the number of U-shaped adjusting tabs, the width of the extrusion channel can be adjusted; a battery module sample is located in the extrusion channel; the T-shaped briquetting accepts loads and moves down to compressed and deform the battery module sample; the reaction force from the battery module sample and the amount of compressive deformation can be read from cylinder equipment; through a viewing port of horizontal groove located on the side of the concave die, the sample deformation process parameters are collected by a high-speed camera. The present invention optimizes the original test battery module into the battery module sample test; and the device facilitates handling, is simple doe test, has strong adaptability, and can the test battery module samples with different thicknesses.
Description
Technical field
The present invention relates to the measuring technology of automobile batteries, be specifically related to a kind of crimp proving installation of battery module.
Background technology
The advantage of lithium ion battery in lightweight and high-energy-density, makes it more and more become the first-selection of electric automobile power battery.In order to promote the universal of electric automobile, country and local government have put into effect a series of support policy, but electric automobile does not still reach the pouplarity of fuel-engined vehicle in consumer demographics far away.The reason that electric automobile cannot be accepted extensively by consumer, except price is high, course continuation mileage short except, another key issue is its collision safety performance.
A kind of typical condition of battery module in electric automobile collision accident is compression deformation in face, understanding Compressive Mechanical Properties in battery module face to what instruct electric automobile collision safety device is designed with very important effect, but battery module is generally made up of the cell of 10 groups or more, its energy comprised is comparatively large, and the compression deformation test realizing battery module is also comparatively difficult.If suppose that battery module is divided into rectangular parallelepiped sample little one by one, the mechanical property of each small sample is identical, and and battery module mechanical property closely, namely battery module sample can represent the mechanical property of battery module, so just can be reduced to the Mechanics Performance Testing to battery module sample to the test of battery module mechanical property.
Summary of the invention
The object of this invention is to provide the battery module Sample testing device that a kind of structure is simple, easy for installation, practical.The crimp test of battery module sample can be completed, for the design of electric automobile collision safety device provides test parameters by this device.
A kind of battery module Sample testing device of the present invention, tests for the rectangular parallelepiped test specimen intercepted from battery module, and comprise die, punch, U-shaped trimmer, T-shaped briquetting, described die is relative with punch vertical plane, cooperatively interacts; The top, face that described die is relative with punch is provided with a vertical groove and a horizontal groove, and the bottom of vertical groove and the right part of horizontal groove are connected, and transition angle is right angle; The vertical plane top of described punch is provided with a boss, and this boss coordinates with vertical groove, and the vertical groove degree of depth is greater than the protrusion height of boss, forms gap between the two as squeezing passage; Between die and punch, arrange the U-shaped trimmer of polylith, breach and the boss of U-shaped trimmer match, and can be regulated the width of described squeezing passage by the quantity increasing or reduce U-shaped trimmer; Described T-shaped briquetting comprises the pusher head of upper end and be connected to the extrusion head of pusher head lower end, and the transversal section of described extrusion head is corresponding and be less than the transversal section of squeezing passage, can move up and down in squeezing passage.
Further, the lower surface welding of described die or securing member connect or are bonded in plate upper surface, and described base plate is fixedly connected with by many bolts with test platform.
Further, described die, punch and U-shaped trimmer are fixedly connected with by many bolts.
Further, the transversal section of described vertical groove and horizontal groove is rectangle, and the transversal section of extrusion head is rectangle.
Further, described U-shaped adjustment spacer thickness is 1mm.
Original battery module is tested by the present invention, is optimized for the test of battery module sample, compact conformation, saves space, easy to loading and unloading, and test is more simple, and strong adaptability, can test the battery module sample of different-thickness.
Accompanying drawing explanation
Fig. 1 is structural representation of the present invention;
Fig. 2 is die schematic diagram;
Fig. 3 is punch schematic diagram;
Fig. 4 is U-shaped trimmer schematic diagram;
Fig. 5 is T-shaped briquetting schematic diagram;
In figure: 10-die, 11-vertical groove, 12-horizontal groove, 20-punch, 21-boss, 30-U type trimmer, 31-breach, 40-T type briquetting, 41-pusher head, 42-extrusion head, 50-base plate, 60-squeezing passage.
Embodiment
Below in conjunction with accompanying drawing, the present invention is described in further detail:
See a kind of battery module Sample testing device shown in Fig. 1-Fig. 5, test for the rectangular parallelepiped test specimen intercepted from battery module, comprise die 10, punch 20, U-shaped trimmer 30, T-shaped briquetting 40, described die 10 is relative with punch 20 vertical plane, cooperatively interacts; The top, face that described die 10 is relative with punch 20 is provided with a vertical groove 11 and a horizontal groove 12, and the bottom of vertical groove 11 and the right part of horizontal groove 12 are connected, and transition angle is right angle; The vertical plane top of described punch 20 is provided with a boss 21, and this boss coordinates with vertical groove 11, and vertical groove 11 degree of depth is greater than the protrusion height of boss 21, forms gap between the two as squeezing passage 60; Between die 10 and punch 20, arrange the U-shaped trimmer 30 of polylith, breach 31 and the boss 21 of U-shaped trimmer 30 match, and can be regulated the width of described squeezing passage 60 by the quantity increasing or reduce U-shaped trimmer 30; Described T-shaped briquetting 40 comprises the pusher head 41 of upper end and is connected to the extrusion head 42 of pusher head 41 lower end, and the transversal section of described extrusion head is corresponding and be less than the transversal section of squeezing passage 60, can move up and down in squeezing passage 60.
Further, the lower surface welding of described die 10 or securing member connect or are bonded in base plate 50 upper surface, and described base plate 50 is fixedly connected with by many bolts with test platform.
Further, described die 10, punch 20 and U-shaped trimmer 30 are fixedly connected with by many bolts.
Further, the transversal section of described vertical groove 11 and horizontal groove 12 is rectangle, and the transversal section of extrusion head 42 is rectangle.
Further, described U-shaped adjustment pad 30 thickness is 1mm.
During test, it is inner that battery module sample is positioned at described gap 60, battery module sample lower surface contacts with bottom vertical groove 11, upper surface contacts with extrusion head 42 lower surface, T-shaped briquetting 40 accepts the load from hydraulic cylinder, and extrusion head 42 extrudes battery module sample, and T-shaped briquetting 40 moves down, can compress and make battery module sample deformations, reacting force and the compress variation of battery module sample can be read from hydraulic cylinder equipment; Be positioned at the horizontal groove 12 of die 10 side, can be used as the observation panel of battery module sample squeeze test, collected the deformation process parameter of sample by this observation panel with high-speed camera.
Claims (5)
1. a battery module Sample testing device, tests for the rectangular parallelepiped test specimen intercepted from battery module, comprises die (10), punch (20), U-shaped trimmer (30), T-shaped briquetting (40); It is characterized in that: described die (10) is relative with punch (20) vertical plane, cooperatively interacts; The top, face that described die (10) is relative with punch (20) is provided with a vertical groove (11) and a horizontal groove (12), and the bottom of vertical groove (11) and the right part of horizontal groove (12) are connected, and transition angle is right angle; The vertical plane top of described punch (20) is provided with a boss (21), and this boss coordinates with vertical groove (11), and vertical groove (11) degree of depth is greater than the protrusion height of boss (21), forms gap between the two as squeezing passage (60); The U-shaped trimmer of polylith (30) is set between die (10) and punch (20), breach and the boss (21) of U-shaped trimmer (30) match, and can be regulated the width of described squeezing passage (60) by the quantity increasing or reduce U-shaped trimmer (30); Described T-shaped briquetting (40) comprises the pusher head (41) of upper end and is connected to the extrusion head (42) of pusher head (41) lower end, the transversal section of described extrusion head is corresponding and be less than the transversal section of squeezing passage (60), can move up and down in squeezing passage (60).
2. battery module Sample testing device according to claim 1, it is characterized in that: the lower surface welding of die (10) or securing member connect or be bonded in base plate (50) upper surface, and described base plate (50) is fixedly connected with by many bolts with test platform.
3. battery module Sample testing device according to claim 1, is characterized in that: described die (10), punch (20) and U-shaped trimmer (30) are fixedly connected with by many bolts.
4. battery module Sample testing device according to claim 1, is characterized in that: the transversal section of described vertical groove (11) and horizontal groove (12) is rectangle, and the transversal section of extrusion head (42) is rectangle.
5. the battery module Sample testing device according to claim 1 or 3, is characterized in that: described U-shaped adjustment pad (30) thickness is 1mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510418156.6A CN105043888A (en) | 2015-07-16 | 2015-07-16 | Battery module sample testing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510418156.6A CN105043888A (en) | 2015-07-16 | 2015-07-16 | Battery module sample testing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105043888A true CN105043888A (en) | 2015-11-11 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510418156.6A Pending CN105043888A (en) | 2015-07-16 | 2015-07-16 | Battery module sample testing device |
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Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| SU1589124A1 (en) * | 1988-09-21 | 1990-08-30 | Московский автомеханический институт | Device for testing specimens of materials in extrusion |
| CN201096606Y (en) * | 2007-08-30 | 2008-08-06 | 深圳市比克电池有限公司 | Battery squeezing-resistant test device |
| CN101511462A (en) * | 2006-09-01 | 2009-08-19 | 可乐丽璐密奈丝株式会社 | Impact target capsule and impact compressor |
| CN202994643U (en) * | 2012-12-17 | 2013-06-12 | 深圳市普康电子有限公司 | Biochemical analyzer with height adjusting mechanism |
| CN203282378U (en) * | 2013-05-07 | 2013-11-13 | 宁波长振铜业有限公司 | Detection clamp for metal materials |
| CN103889611A (en) * | 2011-06-08 | 2014-06-25 | 威尔逊模具国际公司 | Die shoe assembly with bearing surface mechanism, method for retaining a die, and die for use therewith |
| CN204302085U (en) * | 2014-11-30 | 2015-04-29 | 中国科学院金属研究所 | A kind of device of bending crossbeam stress corrosion (cracking) test |
-
2015
- 2015-07-16 CN CN201510418156.6A patent/CN105043888A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| SU1589124A1 (en) * | 1988-09-21 | 1990-08-30 | Московский автомеханический институт | Device for testing specimens of materials in extrusion |
| CN101511462A (en) * | 2006-09-01 | 2009-08-19 | 可乐丽璐密奈丝株式会社 | Impact target capsule and impact compressor |
| CN201096606Y (en) * | 2007-08-30 | 2008-08-06 | 深圳市比克电池有限公司 | Battery squeezing-resistant test device |
| CN103889611A (en) * | 2011-06-08 | 2014-06-25 | 威尔逊模具国际公司 | Die shoe assembly with bearing surface mechanism, method for retaining a die, and die for use therewith |
| CN202994643U (en) * | 2012-12-17 | 2013-06-12 | 深圳市普康电子有限公司 | Biochemical analyzer with height adjusting mechanism |
| CN203282378U (en) * | 2013-05-07 | 2013-11-13 | 宁波长振铜业有限公司 | Detection clamp for metal materials |
| CN204302085U (en) * | 2014-11-30 | 2015-04-29 | 中国科学院金属研究所 | A kind of device of bending crossbeam stress corrosion (cracking) test |
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Application publication date: 20151111 |
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