CN102903522B - Production method of aluminum electrolytic capacitor and full-automatic assembling machine - Google Patents

Production method of aluminum electrolytic capacitor and full-automatic assembling machine Download PDF

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Publication number
CN102903522B
CN102903522B CN201210403725.6A CN201210403725A CN102903522B CN 102903522 B CN102903522 B CN 102903522B CN 201210403725 A CN201210403725 A CN 201210403725A CN 102903522 B CN102903522 B CN 102903522B
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CN
China
Prior art keywords
electrolytic capacitor
prime
sub
aluminum hull
automatic
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CN201210403725.6A
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Chinese (zh)
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CN102903522A (en
Inventor
陈太平
艾立华
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湖南艾华集团股份有限公司
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Priority to CN201210403725.6A priority Critical patent/CN102903522B/en
Publication of CN102903522A publication Critical patent/CN102903522A/en
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Publication of CN102903522B publication Critical patent/CN102903522B/en

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    • HELECTRICITY
    • H01BASIC ELECTRIC ELEMENTS
    • H01GCAPACITORS; CAPACITORS, RECTIFIERS, DETECTORS, SWITCHING DEVICES OR LIGHT-SENSITIVE DEVICES, OF THE ELECTROLYTIC TYPE
    • H01G13/00Apparatus specially adapted for manufacturing capacitors; Processes specially adapted for manufacturing capacitors not provided for in groups H01G4/00 - H01G11/00
    • H01G13/003Apparatus or processes for encapsulating capacitors

Abstract

The invention discloses a production method of a vibration-resistant aluminum electrolytic capacitor. The production method of the vibration-resistant aluminum electrolytic capacitor is characterized by comprising the following steps of element preparation, impregnation, assembling, sleeving, aging, detecting and packaging. An assembling machine comprises a rack platen (4), and the rack platen (4) is provided with a packaging device used for packaging an element (1) into an aluminum shell (2). The assembling machine is characterized in that a rolling groove device is arranged behind the packaging device, namely the rack platen (4) is provided with a guiding and positioning sleeve (8), a rotary clamping head (6) and a movable rolling groove wheel (9); the aluminum electrolytic capacitor is clamped by the guiding and positioning sleeve (8) and the rotary clamping head (6); and during the rotation process of the rotary clamping head (6), at least one technology groove (4) is rolled in the middle part of an aluminum shell (2) of the aluminum electrolytic capacitor by the rolling groove wheel (9). According to the invention, electric performance variation and quality problem of products, caused by product vibration, are prevented, and the service life of the products is prolonged.

Description

Production method of aluminum electrolytic capacitor and the vertical machine of full-automatic group
Technical field
The present invention relates to a kind of aluminium electrolytic capacitor, specifically a kind of production method of aluminum electrolytic capacitor and the vertical machine of full-automatic group.
Background technology
In aluminium electrolytic capacitor is produced, the encapsulation of capacitor be by complete for impregnation electrolyte after sub-prime, by the vertical mantle top cement plug of full-automatic group, be encapsulated in aluminum hull, then on Full-automatic sleeve machine, carry out sleeve pipe, be prepared into capacitor.Due under normal circumstances, the external diameter of sub-prime is less than the internal diameter of aluminum hull.Therefore, just there is gap between sub-prime and aluminum hull.Like this, the product made is in transhipment and use procedure, and sub-prime will produce swing in aluminum hull, and sub-prime and aluminum hull inwall can produce friction.When particularly larger shell number and the larger product of length being used under vibration, as mobile unit, more serious swing and friction can be produced, and cause the change of product electrical property, produce quality problems, thus affect the useful life of capacitor, finally affect the life-span of product.
Summary of the invention
The object of this invention is to provide a kind of production method of aluminum electrolytic capacitor and the vertical machine of full-automatic group of vibration resistance.
The present invention adopts following technical scheme to realize its goal of the invention, a kind of production method of aluminum electrolytic capacitor, and it comprises the following steps:
(1) prepare sub-prime: the electrolytic paper cut, cathode foil, anode foil, through automatic nail volume machine, by positive pole guide pin, negative electrode guide needle, thorn, riveting are in cathode foil, anode foil respectively, and done to isolate by electrolytic paper, automatic rolling is coiled into sub-prime;
(2) impregnation: sub-prime step (1) prepared is put in the electrolyte prepared, and floods;
(3) organize vertical and sleeve pipe: by the sub-prime (2) prepared through step, by the vertical mantle top cement plug of full-automatic group, be encapsulated in aluminum hull, then groove pressing device indent is delivered to by manipulator, namely a technology groove is at least pressed at the middle part of aluminum hull, finally on Full-automatic sleeve machine, carry out sleeve pipe, be prepared into aluminium electrolytic capacitor;
(4) aging: aluminium electrolytic capacitor step (3) made is aging in ageing machine, in step (1), step (2) with step (3) manufacturing process in damage aluminium foil, guide pin surface oxide-film repair;
(5) detect, pack: surface quality detection and charging detection are carried out to the aluminium electrolytic capacitor that (4) step is made, sends after non-defective unit counting into packing machine packaging.
The present invention step (3) in, the groove depth of described technology groove is less than or equal to the half of the difference of aluminum hull internal diameter and sub-prime external diameter.
Vertical machine automatically organized by a kind of aluminium electrolytic capacitor, it comprises rack platen, rack platen is provided with the packaging system be encapsulated in by sub-prime in aluminum hull, groove pressing device is provided with after packaging system, namely guide-localization cover, rotatable chuck and moveable indent wheel are installed in rack platen, aluminium electrolytic capacitor is by guide-localization cover, rotatable grips, and rotatable chuck, in rotary course, is taken turns by indent and at least pressed a technology groove at the middle part of aluminium electrolytic capacitor aluminum hull.
The groove depth of technology groove of the present invention is less than or equal to the half of the difference of aluminum hull internal diameter and sub-prime external diameter.
Owing to adopting technique scheme, the present invention achieves goal of the invention preferably, its method is simple, easy realization, by compression technology groove in the middle part of aluminum hull, make sub-prime and aluminum hull inwall close contact, sub-prime is fixed, prevent the change and the quality problems that cause product electrical property because of product vibration, extend the useful life of product.
Accompanying drawing explanation
Fig. 1 is the structural representation of existing aluminium electrolytic capacitor;
Fig. 2 is structural representation of the present invention;
Fig. 3 is the structural representation of indent station of the present invention;
Fig. 4 is the structural representation of aluminium electrolytic capacitor of the present invention.
Embodiment
Below in conjunction with drawings and Examples, the invention will be further described.
As shown in Figure 1, due under normal circumstances, the external diameter of sub-prime 1 is less than the internal diameter of aluminum hull 2.Therefore, just there is gap 3 between sub-prime 1 and aluminum hull 2.Like this, the product made is in transhipment and use procedure, and sub-prime 1 will produce swing in aluminum hull 2, and sub-prime 1 and aluminum hull 2 inwall can produce friction.When particularly larger shell number and the larger product of length being used under vibration, as mobile unit, more serious swing and friction can be produced, and cause the change of product electrical property, thus affect the useful life of aluminium electrolytic capacitor, finally affect the life-span of product.
A kind of production method of aluminum electrolytic capacitor, it comprises the following steps:
(1) prepare sub-prime: the electrolytic paper cut, cathode foil, anode foil, through automatic nail volume machine, by positive pole guide pin, negative electrode guide needle, thorn, riveting are in cathode foil, anode foil respectively, and done to isolate by electrolytic paper, automatic rolling is coiled into sub-prime 1;
(2) impregnation: the sub-prime 1 step (1) prepared is put in the electrolyte prepared, and floods;
(3) organize vertical and sleeve pipe: by the sub-prime 1 (2) prepared through step, by the vertical mantle top cement plug of full-automatic group, be encapsulated in aluminum hull 2 li, then groove pressing device indent is delivered to by manipulator, namely a technology groove 4(the present embodiment is at least pressed to be one at the middle part of aluminum hull 2), finally on Full-automatic sleeve machine, carry out sleeve pipe, be prepared into aluminium electrolytic capacitor;
(4) aging: aluminium electrolytic capacitor step (3) made is aging in ageing machine, in step (1), step (2) with step (3) manufacturing process in damage aluminium foil, guide pin surface oxide-film repair;
(5) detect, pack: surface quality detection and charging detection are carried out to the aluminium electrolytic capacitor that (4) step is made, sends after non-defective unit counting into packing machine packaging.
The present invention step (3) in, the groove depth of described technology groove 4 is less than or equal to the half of the difference of (the present embodiment is for equaling) aluminum hull 2 internal diameter and sub-prime 1 external diameter.
By Fig. 2, Fig. 3 is known, vertical machine automatically organized by a kind of aluminium electrolytic capacitor, it comprises rack platen 4, rack platen 4 is provided with the packaging system be encapsulated in by sub-prime 1 in aluminum hull 2, groove pressing device is provided with after packaging system, namely guide-localization cover 8 is installed in rack platen 4, rotatable chuck 6 and moveable indent wheel 9, aluminium electrolytic capacitor is by guide-localization cover 8, rotatable chuck 6 clamps, rotatable chuck 6 is in rotary course, taking turns 9 by indent at least presses a technology groove 4(the present embodiment to be one at the middle part of aluminium electrolytic capacitor aluminum hull 2).
The groove depth of technology groove 4 of the present invention is less than or equal to the half of the difference of (the present embodiment is for equaling) aluminum hull 2 internal diameter and sub-prime 1 external diameter.
When the present invention applies, the sub-prime 1 prepared, by the vertical mantle top cement plug of full-automatic group, is positioned over aluminum hull 2 li, is clamped by rotatable chuck 6, and in rotatable chuck 6 rotary course, by fore shaft wheel 5, crimping cutter 7, sub-prime 1 is encapsulated in aluminum hull 2 li.Then deliver to groove pressing device indent by manipulator, clamped by guide-localization cover 8, rotatable chuck 6, rotatable chuck 6, in rotary course, is taken turns 9 by indent and is at least pressed a technology groove 4 at the middle part of aluminium electrolytic capacitor aluminum hull 2.Finally on Full-automatic sleeve machine, carry out sleeve pipe, be prepared into aluminium electrolytic capacitor.
As shown in Figure 4, aluminium electrolytic capacitor of the present invention is after overpressure grooves station indent, namely a technology groove 4 is at least pressed at the middle part of aluminum hull 2, sub-prime 1 is made to be fixed on the centre of aluminum hull 2 firmly, reduce or eliminate the gap between sub-prime 1 and aluminum hull 2 inwall, thus the swing decreased between sub-prime 1 and aluminum hull 2 and friction, thus greatly increase quality and the useful life of product.

Claims (2)

1. a production method of aluminum electrolytic capacitor, is characterized in that it comprises the following steps:
(1) prepare sub-prime: the electrolytic paper cut, cathode foil, anode foil, through automatic nail volume machine, by positive pole guide pin, negative electrode guide needle, thorn, riveting are in cathode foil, anode foil respectively, and done to isolate by electrolytic paper, automatic rolling is coiled into sub-prime (1);
(2) impregnation: the sub-prime (1) step (1) prepared is put in the electrolyte prepared, and floods;
(3) organize vertical and sleeve pipe: by the sub-prime (1) (2) prepared through step, by the vertical mantle top cement plug of full-automatic group, be encapsulated in aluminum hull (2) inner, then groove pressing device indent is delivered to by manipulator, namely a technology groove is at least pressed at the middle part of aluminum hull (2), finally on Full-automatic sleeve machine, carry out sleeve pipe, be prepared into aluminium electrolytic capacitor;
Described full-automatic group is found machine it comprises rack platen, rack platen is provided with the packaging system be encapsulated in by sub-prime (1) in aluminum hull (2), groove pressing device is provided with after packaging system, guide-localization cover (8) is namely installed in rack platen, rotatable chuck (6) and moveable indent wheel (9), aluminium electrolytic capacitor is by guide-localization cover (8), rotatable chuck (6) clamps, rotatable chuck (6) is in rotary course, take turns (9) by indent and at least press a technology groove at the middle part of aluminium electrolytic capacitor aluminum hull (2),
(4) aging: aluminium electrolytic capacitor step (3) made is aging in ageing machine, in step (1), step (2) with step (3) manufacturing process in damage aluminium foil, guide pin surface oxide-film repair;
(5) detect, pack: surface quality detection and charging detection are carried out to the aluminium electrolytic capacitor that (4) step is made, sends after non-defective unit counting into packing machine packaging.
2. production method of aluminum electrolytic capacitor according to claim 1, it is characterized in that step (3) in, the groove depth of described technology groove is less than or equal to the half of the difference of aluminum hull (2) internal diameter and sub-prime (1) external diameter.
CN201210403725.6A 2012-10-22 2012-10-22 Production method of aluminum electrolytic capacitor and full-automatic assembling machine CN102903522B (en)

Priority Applications (1)

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CN104021949B (en) * 2014-01-17 2017-02-15 宁波中车新能源科技有限公司 Groove-pressing equipment for super capacitor housing
CN104851594B (en) * 2015-04-13 2018-03-06 湖南艾华集团股份有限公司 Aluminium electroloysis electrochemical mixed capacitor and preparation method
CN104795242A (en) * 2015-04-13 2015-07-22 湖南艾华集团股份有限公司 Aluminum electrolytic capacitor and its production method and application
CN104952637B (en) * 2015-07-14 2018-01-19 益阳市和天电子有限公司 A kind of ageing machine cutting, detection, counting, packing apparatus
CN105225853A (en) * 2015-09-18 2016-01-06 无锡泰威电子有限公司 Vibrating disk sleeve pipe limit for height structure
CN105321717A (en) * 2015-11-03 2016-02-10 铜陵市胜美达电子制造有限公司 Production technology for aluminium electrolytic capacitor
CN107799310B (en) * 2016-08-31 2019-06-25 江苏泗阳欣宏电子科技有限公司 A kind of electrolytic capacitor aging method
CN106971848B (en) * 2017-04-05 2018-09-28 东莞市承兴电子有限公司 The preparation method of aluminium electrolutic capacitor
JP2020535088A (en) * 2018-08-24 2020-12-03 深▲せん▼市誠捷智能装備股▲ふん▼有限公司 Conveyor and capacitor assembly machine

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CN101290830A (en) * 2007-04-19 2008-10-22 朱健雄 Production method of aluminum electrolysis capacitor
CN201387816Y (en) * 2009-01-12 2010-01-20 深圳江浩电子有限公司 Girdling wheel of aluminum electrolytic capacitor assembly machine
CN201732693U (en) * 2010-03-15 2011-02-02 湖南艾华集团股份有限公司 Aluminum electrolytic capacitor
CN201927493U (en) * 2010-12-14 2011-08-10 珠海华冠电容器有限公司 Capacitor assembly machine
CN102386422A (en) * 2011-08-18 2012-03-21 欧阳忠东 Slender capacitor and battery assembly machine
CN102509615A (en) * 2011-10-28 2012-06-20 湖南艾华集团股份有限公司 Aluminium electrolytic capacitor production process and automatic testing packaging machine
CN202363272U (en) * 2011-11-15 2012-08-01 安徽铜峰电子股份有限公司 Capacitor housing notching machine
CN202871588U (en) * 2012-10-22 2013-04-10 湖南艾华集团股份有限公司 Aluminium electrolytic capacitor full-automatic assemblage machine

Patent Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101290830A (en) * 2007-04-19 2008-10-22 朱健雄 Production method of aluminum electrolysis capacitor
CN201387816Y (en) * 2009-01-12 2010-01-20 深圳江浩电子有限公司 Girdling wheel of aluminum electrolytic capacitor assembly machine
CN201732693U (en) * 2010-03-15 2011-02-02 湖南艾华集团股份有限公司 Aluminum electrolytic capacitor
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CN202871588U (en) * 2012-10-22 2013-04-10 湖南艾华集团股份有限公司 Aluminium electrolytic capacitor full-automatic assemblage machine

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