CN103487613A - Clamping device for voltage-withstanding testing of capacitor core group - Google Patents
Clamping device for voltage-withstanding testing of capacitor core group Download PDFInfo
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- CN103487613A CN103487613A CN201310451278.6A CN201310451278A CN103487613A CN 103487613 A CN103487613 A CN 103487613A CN 201310451278 A CN201310451278 A CN 201310451278A CN 103487613 A CN103487613 A CN 103487613A
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Abstract
The invention discloses a clamping device for voltage-withstanding testing of a capacitor core group. The clamping device comprises a base, a fixing portion and a movable portion opposite to the fixing portion. The fixing portion comprises an end base, a first connecting rod, a first spring, a first installing base and multiple first fixing chutes, wherein the end base is fixedly arranged on the base, the first connecting rod is connected with the end base and the first installing base, and the multiple first fixing chutes are arranged on the first installing base. The movable portion comprises an air cylinder, a second connecting rod, a second spring, a second installing base and second fixing chutes, wherein the air cylinder is fixedly arranged on the base, the second connecting rod is connected with the air cylinder and the second installing base, and the second fixing chutes are arranged on the second installing base and are correspondingly opposite to the first fixing chutes. By adopting the mechanical combined design, the clamping device for the voltage-withstanding testing of the capacitor core group has the advantages of buffering pressure of the capacitor core group and being good in contact surface and can effectively avoid a phenomenon that a metal spraying layer of the end face of the metalized core group is damaged due to over-large impact force or the arc discharge damage is produced by poor contact surfaces caused by too low pressure.
Description
Technical field
The present invention relates to a kind of capacitor core group voltage-withstand test clamping device, belong to capacitor production and detection technique field.
Background technology
The capacitor core group voltage-withstand test clamping device widely adopted at present is mainly the contact of two end electrodes copper coin formula face and contacts with the fixation pressure push-down.The deficiency that this two schemes exists is: the plug in the middle of capacitor core group protrudes metal spraying face 1 mm left and right, and capacitor body end face flatness is deposited certain error, therefore adopt the contact of two end electrodes copper coin formula face easily to form loose contact when test, produce high-voltage arc discharge, cause the damage of measured capacitance device core group; And fixation pressure push-down contact, pressure is fixed, and in the moment that clamps capacitor core group, has stronger impulse force, easily causes that the soft base metal spraying of capacitor core group end face cracks, the damage of modification equal stress.The deficiency of above-mentioned two schemes has increased capacitor initial failure probability, and has reduced the reliability of capacitor, also can produce harmful effect to life-span of capacitor.
Summary of the invention
The deficiency that the present invention exists for prior art just; a kind of capacitor core group voltage-withstand test clamping device is provided; there are characteristics simple to operation, highly effective and safe, can carry out pressure protect to capacitor core group end face gilding layer, and reduce loose contact and the fried fiery probability of electric arc that produces.
For addressing the above problem, the technical solution used in the present invention is as follows:
A kind of capacitor core group voltage-withstand test clamping device comprises: pedestal, fixed part, the movable part arranged in opposite directions with described fixed part; Described fixed part comprises end seat, connecting link one, spring one, mount pad one, fixing chute one, described end seat is fixedly arranged on described pedestal, described connecting link one connects described end seat and described mount pad one, described spring one is arranged between described end seat and described mount pad one, and described fixedly chute one is arranged on described mount pad one and is a plurality of; Described movable part comprises cylinder, connecting link two, spring two, mount pad two, fixing chute two, described cylinder is fixedly arranged on described pedestal, described connecting link two connects described cylinder and described mount pad two, described spring two is arranged between described cylinder and described mount pad two, described fixedly chute two be arranged on described mount pad two and with the corresponding in opposite directions setting of described fixedly chute one.
As improvement of the technical scheme, the electrode contact surface of described fixedly chute one and described fixedly chute two is truncated rectangular pyramids shape knurling structure; The possibility that causes loose contact in order to the out-of-flatness of eliminating the capacitor core group end face.Further, the end face length of side d of described truncated rectangular pyramids shape knurling structure is 0.5～2 mm, and height h is 0.5～3 mm; Sum up above-mentioned more suitable size by real work, can be applied to the capacitor core group of various different sizes, applied range, utilization rate is high, can reduce the quantity in response to the device for detection of the different size capacitor core group.
As improvement of the technical scheme, the stroke of described cylinder is 20～40 mm, and the elasticity coefficient of described spring one and described spring two is 70～150 N/mm, and the stroke of described spring one and described spring two is 10～20 mm.
As improvement of the technical scheme, described connecting link one comprises link one, working end one, slide bar one, spacing preiection one, described link one connects described end seat, described working end one connects described mount pad one, described slide bar is held one by one as working end one, the other end connects described link one, is provided with described spacing preiection one between described link one and described slide bar one, and described spring one is set on described slide bar one and between described spacing preiection one and described mount pad one; Described connecting link two comprises link two, working end two, slide bar two, spacing preiection two, described link two is provided with the cylinder link slot, described working end two connects described mount pad two, described slide bar 21 ends are working end two, the other end connects described link two, be provided with described spacing preiection two between described link two and described slide bar two, described spring two is set on described slide bar two and between described spacing preiection two and described mount pad two.Further, the circle that the cross section of described slide bar one and described slide bar two is straight cuts; Described structure turns to when working for preventing described slide bar one and described slide bar two.
Compared with prior art, implementation result of the present invention is as follows in the present invention:
Capacitor core group voltage-withstand test clamping device of the present invention, by combined type mechanically, design, make it to have buffer condenser core group pressure, the good characteristics of junction, the core group end face gilding layer of can effectively avoiding metallizing causes the bad generation arcing damage of surface of contact because the excessive impaired or pressure of impulse force is too small.This clamping device fixed part is fixed, movable part is done advance and retreat work by cylinder, the impulse force brought by spring one and spring two bounce cylinder moment work are set, electrode contact surface adopts truncated rectangular pyramids shape annular knurl, but the contact strength of intensifier electrode surface of contact and gilding layer, and this clamping device by arranging a plurality of fixedly chutes on a mount pad, can carry out multicore group synchronism detection, thereby the time that discharges and recharges in the time of can saving a large amount of test capacitors core group, improve efficiency, be suitable for line production in enormous quantities.
The accompanying drawing explanation
Fig. 1 is capacitor core group voltage-withstand test clamping device structural representation of the present invention;
Fig. 2 is capacitor core group voltage-withstand test clamping device movable part structural representation of the present invention;
Fig. 3 is capacitor core group voltage-withstand test clamping device fixing part structure schematic diagram of the present invention;
Fig. 4 is capacitor core group voltage-withstand test clamping device electrode contact surface one of the present invention and electrode contact surface two Facad structure schematic diagram;
Fig. 5 is capacitor core group voltage-withstand test clamping device electrode contact surface one of the present invention and electrode contact surface two cross-sectional view;
Fig. 6 is capacitor core group voltage-withstand test clamping device slide bar cross section structure schematic diagram of the present invention.
Embodiment
Content of the present invention is described below in conjunction with specific embodiments.
As Figure 1-5, be capacitor core group voltage-withstand test clamping device structural representation of the present invention.Capacitor core group voltage-withstand test clamping device of the present invention comprises: pedestal 1, fixed part, the movable part arranged in opposite directions with described fixed part; It is characterized in that: described fixed part comprises end seat 2, connecting link 1, spring 1, mount pad 1, fixing chute 1, described end seat 2 is fixedly arranged on described pedestal 1, described connecting link 1 connects described end seat 2 and described mount pad 1, described spring 1 is arranged between described end seat 2 and described mount pad 1, described fixedly chute 1 is arranged on described mount pad 1 and, for a plurality of, general described fixedly chute 1 is 8～12; Described movable part comprises cylinder 3, connecting link 2 31, spring 2 32, mount pad 2 33, fixing chute 2 34, described cylinder 3 is fixedly arranged on described pedestal 1, described connecting link 2 31 connects described cylinder 3 and described mount pad 2 33, described spring 2 32 is arranged between described cylinder 3 and described mount pad 2 33, described fixedly chute 2 34 be arranged on described mount pad 2 33 and with the corresponding in opposite directions setting of described fixedly chute 1.The stroke of described cylinder 3 is 20～40 mm, and the elasticity coefficient of described spring 1 and described spring 2 32 is 70～150 N/mm, and the stroke of described spring 1 and described spring 2 32 is 10～20 mm.
Further with improvement, the electrode contact surface 241(341 of described fixedly chute 1 and described fixedly chute 2 34) be truncated rectangular pyramids shape knurling structure, and the end face length of side d of described truncated rectangular pyramids shape knurling structure is 0.5～2 mm, height h is 0.5～3 mm.
Particularly, described connecting link 1 comprises link 1, working end 1, slide bar 1, spacing preiection 1, described link 1 connects described end seat 2, described working end 1 connects described mount pad 1, described slide bar one 213 one ends are working end 1, the other end connects described link 1, be provided with described spacing preiection 1 between described link 1 and described slide bar 1, described spring 1 is set on described slide bar 1 and between described spacing preiection 1 and described mount pad 1; Described connecting link 2 31 comprises link 2 311, working end 2 312, slide bar 2 313, spacing preiection 2 314, described link 2 311 is provided with the cylinder link slot, described working end 2 312 connects described mount pad 2 33, described slide bar 2 313 1 ends are working end 2 312, the other end connects described link 2 311, be provided with described spacing preiection 2 314 between described link 2 311 and described slide bar 2 313, described spring 2 32 is set on described slide bar 2 313 and between described spacing preiection 2 314 and described mount pad 2 33.Further with improvement, the circle that the cross section of described slide bar 1 and described slide bar 2 313 is straight cuts.
Above content is detailed description made for the present invention in conjunction with specific embodiments, can not assert that the concrete enforcement of the present invention only limits to these explanations.For those skilled in the art, without departing from the inventive concept of the premise, can also make some simple deduction or replace, all should be considered as belonging to the scope of protection of the invention.
Claims (6)
1. a capacitor core group voltage-withstand test clamping device, the movable part that comprises pedestal (1), fixed part, arranges in opposite directions with described fixed part; It is characterized in that: described fixed part comprises end seat (2), a connecting link one (21), spring one (22), mount pad one (23), fixing chute one (24), described end seat (2) is fixedly arranged on described pedestal (1), described connecting link one (21) connects described end seat (2) and described mount pad one (23), described spring one (22) is arranged between described end seat (2) and described mount pad one (23), and described fixedly chute one (24) is arranged at described mount pad one (23) above and is a plurality of; Described movable part comprises cylinder (3), connecting link two (31), spring two (32), mount pad two (33), fixing chute two (34), described cylinder (3) is fixedly arranged on described pedestal (1), described connecting link two (31) connects described cylinder (3) and described mount pad two (33), described spring two (32) is arranged between described cylinder (3) and described mount pad two (33), described fixedly chute two (34) be arranged at described mount pad two (33) upper and with the corresponding in opposite directions setting of described fixedly chute one (24).
2. capacitor core group voltage-withstand test clamping device as claimed in claim 1, it is characterized in that: the electrode contact surface (241 and 341) of described fixedly chute one (24) and described fixedly chute two (34) is truncated rectangular pyramids shape knurling structure.
3. capacitor core group voltage-withstand test clamping device as claimed in claim 2, it is characterized in that: the end face length of side (d) of described truncated rectangular pyramids shape knurling structure is 0.5～2 mm, and highly (h) is 0.5～3 mm.
4. capacitor core group voltage-withstand test clamping device as claimed in claim 1, it is characterized in that: the stroke of described cylinder (3) is 20～40 mm, the elasticity coefficient of described spring one (22) and described spring two (32) is 70～150 N/mm, and the stroke of described spring one (22) and described spring two (32) is 10～20 mm.
5. capacitor core group voltage-withstand test clamping device as claimed in claim 1, it is characterized in that: described connecting link one (21) comprises link one (211), working end one (212), slide bar one (213), spacing preiection one (214), described link one (211) connects described end seat (2), described working end one (212) connects described mount pad one (23), described slide bar one (213) one end is working end one (212), the other end connects described link one (211), be provided with described spacing preiection one (214) between described link one (211) and described slide bar one (213), described spring one (22) is set in described slide bar one (213) above and is positioned between described spacing preiection one (214) and described mount pad one (23), described connecting link two (31) comprises link two (311), working end two (312), slide bar two (313), spacing preiection two (314), described link two (311) is provided with cylinder link slot (), described working end two (312) connects described mount pad two (33), described slide bar two (313) one ends are working end two (312), the other end connects described link two (311), be provided with described spacing preiection two (314) between described link two (311) and described slide bar two (313), described spring two (32) is set in described slide bar two (313) above and is positioned between described spacing preiection two (314) and described mount pad two (33).
6. capacitor core group voltage-withstand test clamping device as claimed in claim 5, is characterized in that: the circle that the cross section of described slide bar one (213) and described slide bar two (313) is straight cuts.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310451278.6A CN103487613A (en) | 2013-09-27 | 2013-09-27 | Clamping device for voltage-withstanding testing of capacitor core group |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310451278.6A CN103487613A (en) | 2013-09-27 | 2013-09-27 | Clamping device for voltage-withstanding testing of capacitor core group |
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| CN103487613A true CN103487613A (en) | 2014-01-01 |
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| CN201310451278.6A Pending CN103487613A (en) | 2013-09-27 | 2013-09-27 | Clamping device for voltage-withstanding testing of capacitor core group |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105929309A (en) * | 2016-04-13 | 2016-09-07 | 盐城工学院 | Withstand voltage test system and device of ceramic capacitor |
| CN107671788A (en) * | 2017-09-26 | 2018-02-09 | 亿和精密工业（苏州）有限公司 | A kind of fixed jig of cover plate encapsulation |
| CN108374073A (en) * | 2018-04-24 | 2018-08-07 | 东莞市联洲知识产权运营管理有限公司 | A kind of heat treatment local heating mechanism |
| CN110364373A (en) * | 2019-08-01 | 2019-10-22 | 南通新江海动力电子有限公司 | Flat core packet metal spraying has with frame |
| WO2021012398A1 (en) * | 2019-07-23 | 2021-01-28 | 中国科学院深圳先进技术研究院 | Electrode fixing holder |
| CN112505495A (en) * | 2020-11-03 | 2021-03-16 | 温州威斯康工业有限公司 | Capacitor core voltage-resistant strength tester |
| CN115616295A (en) * | 2022-12-15 | 2023-01-17 | 四川中星电子有限责任公司 | Capacitor capacity detection device |
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| CN2272851Y (en) * | 1996-02-09 | 1998-01-21 | 天津迅达摩托车公司 | Clamp for main production line of motorcycle |
| CN2518230Y (en) * | 2001-09-30 | 2002-10-23 | 田金康 | Fast clamping bridge gripper |
| EP1445620A1 (en) * | 1999-07-14 | 2004-08-11 | Aehr Test Systems, Inc. | Wafer-level burn-in or testing method using a burn-in or test cartridge |
| CN2743839Y (en) * | 2004-06-12 | 2005-11-30 | 横店集团东磁有限公司 | Vertical plug pin type electric parameter testing clamp |
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| CN202886597U (en) * | 2012-10-23 | 2013-04-17 | 南京国睿安泰信科技股份有限公司 | Clamping apparatus for testing radar TR (temperature recorder) assembly |
| CN203519663U (en) * | 2013-09-27 | 2014-04-02 | 安徽赛福电子有限公司 | Clamping device for voltage-withstanding testing of capacitor core group |
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2013
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| CN2272851Y (en) * | 1996-02-09 | 1998-01-21 | 天津迅达摩托车公司 | Clamp for main production line of motorcycle |
| EP1445620A1 (en) * | 1999-07-14 | 2004-08-11 | Aehr Test Systems, Inc. | Wafer-level burn-in or testing method using a burn-in or test cartridge |
| CN2518230Y (en) * | 2001-09-30 | 2002-10-23 | 田金康 | Fast clamping bridge gripper |
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| CN202886597U (en) * | 2012-10-23 | 2013-04-17 | 南京国睿安泰信科技股份有限公司 | Clamping apparatus for testing radar TR (temperature recorder) assembly |
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Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105929309A (en) * | 2016-04-13 | 2016-09-07 | 盐城工学院 | Withstand voltage test system and device of ceramic capacitor |
| CN105929309B (en) * | 2016-04-13 | 2019-06-21 | 盐城工学院 | A kind of pressure-resistant test system and test device of ceramic capacitor |
| CN107671788A (en) * | 2017-09-26 | 2018-02-09 | 亿和精密工业（苏州）有限公司 | A kind of fixed jig of cover plate encapsulation |
| CN108374073A (en) * | 2018-04-24 | 2018-08-07 | 东莞市联洲知识产权运营管理有限公司 | A kind of heat treatment local heating mechanism |
| WO2021012398A1 (en) * | 2019-07-23 | 2021-01-28 | 中国科学院深圳先进技术研究院 | Electrode fixing holder |
| CN110364373A (en) * | 2019-08-01 | 2019-10-22 | 南通新江海动力电子有限公司 | Flat core packet metal spraying has with frame |
| CN112505495A (en) * | 2020-11-03 | 2021-03-16 | 温州威斯康工业有限公司 | Capacitor core voltage-resistant strength tester |
| CN112505495B (en) * | 2020-11-03 | 2024-01-26 | 温州威斯康工业有限公司 | Capacitance core withstand voltage strength tester |
| CN115616295A (en) * | 2022-12-15 | 2023-01-17 | 四川中星电子有限责任公司 | Capacitor capacity detection device |
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Application publication date: 20140101 |