CN107369569A - A kind of formation device of solid electrolyte/aluminum electrolytic capacitor - Google Patents
A kind of formation device of solid electrolyte/aluminum electrolytic capacitor Download PDFInfo
- Publication number
- CN107369569A CN107369569A CN201710685317.7A CN201710685317A CN107369569A CN 107369569 A CN107369569 A CN 107369569A CN 201710685317 A CN201710685317 A CN 201710685317A CN 107369569 A CN107369569 A CN 107369569A
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- China
- Prior art keywords
- formation device
- core bag
- solid electrolyte
- electrolytic capacitor
- chemical conversion
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- 239000003990 capacitor Substances 0.000 title claims abstract description 44
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 title claims abstract description 38
- 229910052782 aluminium Inorganic materials 0.000 title claims abstract description 38
- 230000015572 biosynthetic process Effects 0.000 title claims abstract description 32
- 239000007784 solid electrolyte Substances 0.000 title claims abstract description 19
- 239000007788 liquid Substances 0.000 claims abstract description 34
- 239000000126 substance Substances 0.000 claims abstract description 33
- 238000006243 chemical reaction Methods 0.000 claims abstract description 32
- 239000011888 foil Substances 0.000 claims description 34
- 239000005020 polyethylene terephthalate Substances 0.000 claims description 21
- 239000004745 nonwoven fabric Substances 0.000 claims description 15
- 229920000139 polyethylene terephthalate Polymers 0.000 claims description 12
- 239000000463 material Substances 0.000 claims description 10
- 229920004933 Terylene® Polymers 0.000 claims description 9
- 230000004888 barrier function Effects 0.000 claims description 7
- 230000007246 mechanism Effects 0.000 claims description 4
- 229920000642 polymer Polymers 0.000 claims description 4
- FLDCSPABIQBYKP-UHFFFAOYSA-N 5-chloro-1,2-dimethylbenzimidazole Chemical compound ClC1=CC=C2N(C)C(C)=NC2=C1 FLDCSPABIQBYKP-UHFFFAOYSA-N 0.000 claims description 3
- 239000001741 Ammonium adipate Substances 0.000 claims description 3
- 229910019142 PO4 Inorganic materials 0.000 claims description 3
- 239000004411 aluminium Substances 0.000 claims description 3
- 235000019293 ammonium adipate Nutrition 0.000 claims description 3
- KGBXLFKZBHKPEV-UHFFFAOYSA-N boric acid Chemical compound OB(O)O KGBXLFKZBHKPEV-UHFFFAOYSA-N 0.000 claims description 3
- 239000004327 boric acid Substances 0.000 claims description 3
- 230000005611 electricity Effects 0.000 claims description 3
- 239000000835 fiber Substances 0.000 claims description 3
- NBIIXXVUZAFLBC-UHFFFAOYSA-K phosphate Chemical compound [O-]P([O-])([O-])=O NBIIXXVUZAFLBC-UHFFFAOYSA-K 0.000 claims description 3
- 239000010452 phosphate Substances 0.000 claims description 3
- 229920000728 polyester Polymers 0.000 claims description 2
- VGGSQFUCUMXWEO-UHFFFAOYSA-N Ethene Chemical compound C=C VGGSQFUCUMXWEO-UHFFFAOYSA-N 0.000 claims 1
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 claims 1
- 239000010931 gold Substances 0.000 claims 1
- 229910052737 gold Inorganic materials 0.000 claims 1
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 6
- 239000010410 layer Substances 0.000 description 5
- 238000000034 method Methods 0.000 description 4
- 239000007787 solid Substances 0.000 description 4
- 229910052742 iron Inorganic materials 0.000 description 3
- 230000008439 repair process Effects 0.000 description 3
- 239000004698 Polyethylene Substances 0.000 description 2
- KKEYFWRCBNTPAC-UHFFFAOYSA-N Terephthalic acid Chemical compound OC(=O)C1=CC=C(C(O)=O)C=C1 KKEYFWRCBNTPAC-UHFFFAOYSA-N 0.000 description 2
- 230000008901 benefit Effects 0.000 description 2
- 229920005549 butyl rubber Polymers 0.000 description 2
- 230000006378 damage Effects 0.000 description 2
- 230000002950 deficient Effects 0.000 description 2
- 239000003822 epoxy resin Substances 0.000 description 2
- 239000003292 glue Substances 0.000 description 2
- 230000006872 improvement Effects 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 229920000647 polyepoxide Polymers 0.000 description 2
- -1 polyethylene Polymers 0.000 description 2
- 229920000573 polyethylene Polymers 0.000 description 2
- 229920000915 polyvinyl chloride Polymers 0.000 description 2
- 238000006467 substitution reaction Methods 0.000 description 2
- KXGFMDJXCMQABM-UHFFFAOYSA-N 2-methoxy-6-methylphenol Chemical compound [CH]OC1=CC=CC([CH])=C1O KXGFMDJXCMQABM-UHFFFAOYSA-N 0.000 description 1
- 239000002253 acid Substances 0.000 description 1
- 230000032683 aging Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 150000005690 diesters Chemical class 0.000 description 1
- 238000005538 encapsulation Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 150000002148 esters Chemical class 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 239000002346 layers by function Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 239000000178 monomer Substances 0.000 description 1
- 239000007800 oxidant agent Substances 0.000 description 1
- 230000001590 oxidative effect Effects 0.000 description 1
- 229920001568 phenolic resin Polymers 0.000 description 1
- 239000005011 phenolic resin Substances 0.000 description 1
- 238000006116 polymerization reaction Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000002194 synthesizing effect Effects 0.000 description 1
- KUCOHFSKRZZVRO-UHFFFAOYSA-N terephthalaldehyde Chemical compound O=CC1=CC=C(C=O)C=C1 KUCOHFSKRZZVRO-UHFFFAOYSA-N 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
- 238000004804 winding Methods 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01G—CAPACITORS; CAPACITORS, RECTIFIERS, DETECTORS, SWITCHING DEVICES, LIGHT-SENSITIVE OR TEMPERATURE-SENSITIVE DEVICES OF THE ELECTROLYTIC TYPE
- H01G13/00—Apparatus specially adapted for manufacturing capacitors; Processes specially adapted for manufacturing capacitors not provided for in groups H01G4/00 - H01G11/00
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01G—CAPACITORS; CAPACITORS, RECTIFIERS, DETECTORS, SWITCHING DEVICES, LIGHT-SENSITIVE OR TEMPERATURE-SENSITIVE DEVICES OF THE ELECTROLYTIC TYPE
- H01G13/00—Apparatus specially adapted for manufacturing capacitors; Processes specially adapted for manufacturing capacitors not provided for in groups H01G4/00 - H01G11/00
- H01G13/003—Apparatus or processes for encapsulating capacitors
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01G—CAPACITORS; CAPACITORS, RECTIFIERS, DETECTORS, SWITCHING DEVICES, LIGHT-SENSITIVE OR TEMPERATURE-SENSITIVE DEVICES OF THE ELECTROLYTIC TYPE
- H01G13/00—Apparatus specially adapted for manufacturing capacitors; Processes specially adapted for manufacturing capacitors not provided for in groups H01G4/00 - H01G11/00
- H01G13/02—Machines for winding capacitors
-
- 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
- Y02E60/13—Energy storage using capacitors
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Fixed Capacitors And Capacitor Manufacturing Machines (AREA)
Abstract
The present invention relates to the formation device of solid electrolyte/aluminum electrolytic capacitor, the capacitor includes aluminum hull, core bag, positive terminal, negative terminal, formation device includes with opening up setting and can contain the electrolytic bath of forming liquid and the multiple core bags of placement, it is melted into power supply, wherein electrolytic bath is can, core bag is placed in can from exposed parts, formation device also includes being used for the fixture that positive terminal is connected with chemical conversion positive source, for the connector that can is connected with chemical conversion power cathode, wherein fixture includes body, for the connecting portion that the upper end of the positive terminal of multiple core bags is connected with body, and the wire for body to be connected with chemical conversion positive source, during chemical conversion, fixture and can are powered simultaneously.The present invention can not only reduce the series equivalent resistance of capacitor, and small with the size fluctuating range of the ESR values of batch capacitor, and the homogeneity of product is good.
Description
Technical field
The present invention relates to technical field of electrolytic, more particularly to a kind of chemical conversion of solid electrolyte/aluminum electrolytic capacitor
Equipment.
Background technology
Solid electrolytic capacitor compares more common wet electrolytic capacitors, and its electrical property is very prominent, has equivalent series
Resistance（ESR）Low, resistance to ripple current is high, service life is long, steady performance.Changed with the continuous upgrading of electronic product
In generation, the continuous improvement of its function and performance, to the high frequency characteristics requirement of capacitor, also more and more higher, people make different installations
Mode realizes different installation requirements, while also reduces the equivalent series resistance of solid electrolytic capacitor by all means
（ESR）, to meet the high frequency characteristics of capacitor.
At present, the winding that the formation device of solid electrolyte/aluminum electrolytic capacitor includes carrying out successively forms the step of core bag
Suddenly, carburising step, to core bag be melted into the chemical conversion step of repair process, be impregnated with monomer step, be impregnated with oxidant step, heating
Polymerization procedure, encapsulation step and Aging Step, wherein chemical conversion step is also very important, its result being melted into directly affects
The ESR values of capacitor.
However, in the prior art, its chemical conversion step used includes：Multiple core bags are arranged closely on posting frame simultaneously
Form multiple core bags row, and make each core bag arrange in the positive pole lead-out tablet wrapped of each core be arranged in a row, then with clamping plate by institute
The free end for stating row's positive pole lead-out tablet is clamped, and finally carrier is put into the electrolytic bath equipped with forming liquid, clamping plate connection power supply
Positive pole, power-up are melted into, and the clamping plate includes a pair of ing jaw bodies being made up of phenolic resin and is arranged at a pair of clamping plate sheets
It is used for the aluminium strip for clamping positive pole lead-out tablet on the inner surface of body.
According to above-mentioned chemical synthesizing method, found in practical operation：It is this by forming liquid by transmitting frame or electrolytic bath phase
Being connected to become the formation regime of negative pole has the problem of individual fatal, is exactly after cathode foil connects voltage, although between anode foil
Electrolytic paper is separated with, but because forming liquid has certain resistance value, there is certain pressure drop in a liquid, such anode foil will necessarily be held
Certain magnitude of voltage is carried on a shoulder pole, pressure-resistant very low due to negative pole, after bearing voltage, the functional layer on surface has a certain degree of damage,
After particularly positive and negative paper tinsel is jagged, the voltage being applied in anode foil is higher, and anode foil is destroyed more serious.The result meeting of destruction
The rise of ESR series equivalent resistances is shown as, and the big minor swing of ESR values is larger, and product homogeneity is bad, and fraction defective is higher.
The content of the invention
The technical problems to be solved by the invention are overcome the deficiencies in the prior art, there is provided a kind of improved solid electrolyte
The formation device of aluminium electrolutic capacitor, it can not only reduce the series equivalent resistance of capacitor, and with batch capacitor
The size fluctuating range of ESR values is small, and the homogeneity of product is good, and fraction defective declines.
To solve above technical problem, a kind of technical scheme that the present invention takes is：
A kind of formation device of solid electrolyte/aluminum electrolytic capacitor, the solid electrolyte/aluminum electrolytic capacitor include aluminum hull, set
The core bag being placed in aluminum hull, the Jiao Gai, positive terminal, the negative terminal that are arranged at the top of core bag and are tightly connected with aluminum hull, core bag
Including cathode foil, anode foil, the wherein electrolytic paper and polymer dielectric being arranged between cathode foil and anode foil, positive terminal
Son is connected to the one end of cathode foil, and anode foil is exposed beyond cathode foil and electrolytic paper, and formation device includes having opening court
Upper setting and forming liquid can be contained and place the electrolytic bath of multiple core bags, chemical conversion power supply, wherein electrolytic bath is can, core bag
It is placed on from exposed parts in can, formation device also includes being used for the folder that positive terminal is connected with chemical conversion positive source
Tool, for by can and the connector that is connected of chemical conversion power cathode, wherein fixture including body, for by multiple core bags
Connecting portion that the upper end of positive terminal is connected with body and for body to be led with what chemical conversion positive source was connected
Line, during chemical conversion, while the fixture and the can are powered.
Preferably, core bag is erect and is placed in can, and positive terminal is located at the top of core bag and set upward.
Preferably, during chemical conversion, the forming liquid liquid level in electrolytic bath flushes with the upper edge of core bag.
Preferably, forming liquid is phosphate forming liquid, boric acid system forming liquid or ammonium adipate system forming liquid.
According to one of present invention specific implementation and preferred aspect, multiple core bags are divided into multiple core bag rows, and per adjacent
Two core bags row on core bag be staggered setting.
According to another specific implementation of the present invention and preferred aspect, fixture is corresponded with core bag row and set, and body is
Bar is conductively connected along the row's length direction extension of core bag.
Preferably, connecting portion includes being located at the chuck that is conductively connected and on bar and can be clamped at the top of positive terminal, wherein
It is conductively connected bar and is connected with being melted into the positive pole of power supply, chuck is capable of being arranged on for oscilaltion and is conductively connected on bar.
Further, fixture also includes the fixed winder for being located at and being conductively connected on bar；One end is with being conductively connected bar company
Connect, the lead that the other end and chuck are connected and be wrapped on winder；It is arranged on to be conductively connected on bar and is led for what lead passed
To module；And for driving winder around the drive mechanism of own axis and folding and unfolding lead, when winder unwrapping wire, folder
Head gradually falls；When winder take-up, the gradual lifting of described chuck.Meet that difference is big by the regulation that moves up and down of chuck
Small core bag（Such as height）Chemical conversion, meanwhile, can the core bag from lifting in electrolytic bath at any time, in order to detect the needs of observation.
It is made up of according to another specific implementation of the present invention and preferred aspect, electrolytic paper three layers of non-woven fabrics, it is at the middle and upper levels
It is respectively the terylene spun-bonded non-woven fabrics of 10 ~ 30 μm of thickness with lower floor；Intermediate layer is the PET non-woven fabrics of 10 ~ 40 μm of thickness, forms institute
The average diameter for stating the polyester fiber of terylene spun-bonded non-woven fabrics is 10 ~ 20 μm, form the PET non-woven fabrics PET it is flat
It is a diameter of 0.5 ~ 2.0 μm.
Preferably, Jiao Gai material is vulcanized butyl rubber or PET.
Preferably, the insulating barrier or be coated with poly- terephthaldehyde that thickness is 5 μm ~ 150 μm are covered with the outer wall of aluminum hull
The sebific duct of sour second diester material or polyethylene material.
Further, the material of insulating barrier is terylene, epoxy resin or polyvinyl resin.
Due to the use of above-mentioned technical proposal, the present invention has advantages below compared with prior art：
The formation device of the present invention, the series equivalent resistance of capacitor can not only be reduced, and with the ESR values of batch capacitor
Size fluctuating range it is small, the homogeneity of product is good, bad low.
Brief description of the drawings
Fig. 1 is the structural representation of the solid electrolytic aluminum capacitor of the present invention；
Fig. 2 is the structural representation of the core bag of the solid electrolytic aluminum capacitor of the present invention；
Fig. 3 is the structural representation of the electrolytic paper of the present invention；
Fig. 4 is the formation device structural representation of the present invention；
Fig. 5 is the enlarged diagram of fixture in Fig. 4；
Fig. 6 is existing conventional formation device structural representation；
Wherein：1st, positive terminal；2nd, negative terminal；3rd, Jiao Gai；4th, aluminum hull；5th, cathode conductive film；6th, insulating barrier；7th, core bag；71、
Cathode foil；72nd, anode foil；73rd, electrolytic paper；C1, upper strata；C2, intermediate layer；C3, lower floor；74th, polymer dielectric；A, electrolytic bath
（Can）；8th, fixture；80th, it is conductively connected bar（Body）；81st, connecting portion；810th, chuck；82nd, winder；83rd, lead；84、
Oriented module；D, it is melted into power supply；E, connector（It is conductive）；9th, iron bar.
Embodiment
It is contemplated that by being improved to the manufacture method of capacitor, to realize capacitor product miniaturization and drop
The series equivalent of low product（ESR）, improve the anti-ripple ability of product.
The preferred embodiments of the present invention are illustrated below in conjunction with accompanying drawing, it will be appreciated that described herein preferred real
Apply example to be merely to illustrate and explain the present invention, be not intended to limit the present invention.
Refering to Fig. 1 to Fig. 5, the present embodiment provides a kind of capacitor, it include positive terminal 1, negative terminal 2, glue lid 3,
Aluminum hull 4, cathode conductive film 5 and core bag 7.Core bag 7 is by cathode foil 71, anode foil 72, electrolytic paper 73 and polymer dielectric
74 are formed.Positive terminal 1 is connected to the one end of cathode foil 71, and anode foil 72 is exposed beyond cathode foil 71 and electrolytic paper 73,
When forming capacitor, exposed parts connection cathode conductive film 5.Glue lid 3 and aluminum hull 4 are separately positioned on the top and four of core bag 7
Week, aluminum hull 4 are connected with cathode conductive film 5, the bottom of aluminum hull 4 connection negative terminal 2, and aluminum hull 4 is outer covered with insulating barrier 6.
In this example, electrolytic paper 73, its by three layers it is non-woven fabric compounded form, its at the middle and upper levels c1 and lower floor c3 be respectively thickness about
20 μm of terylene spun-bonded non-woven fabrics；Intermediate layer c2 is the PET non-woven fabrics of 25 μm of thickness, forms the terylene of terylene spun-bonded non-woven fabrics
The average diameter of fiber is 10 ~ 20 μm, and the average diameter for forming the PET of PET non-woven fabrics is 0.5 ~ 2.0 μm.
Formation device involved by the present embodiment（With reference to attached Figure 4 and 5）, it include have it is opening up setting and can
Contain forming liquid and place the electrolytic bath a of multiple core bags 7；It is melted into power supply d；For by positive terminal 1 and chemical conversion power supply d positive pole phases
The fixture 8 of connection, the connector e for electrolytic bath a to be connected with being melted into power supply d negative pole.
Specifically, electrolytic bath a is can, core bag 7 is placed in can a from exposed parts f, during chemical conversion, and meanwhile it is right
The cathode foil 71 and anode foil 72 of core bag are powered.
Fixture 8 includes body 80, the connection for the upper end of the positive terminal 1 of multiple core bags to be connected with body 80
Portion 81 and for by body 80 and the wire 82 that is connected of chemical conversion power supply d positive poles, during chemical conversion, while to fixture 8 and can
A is powered.
In this example, core bag 7 is erect and is placed in can a, and positive terminal 1 is located at the top of core bag 7 and set upward.
Further, multiple core bags 7 are divided into multiple core bag rows, and are staggered per the core bag 7 on adjacent two core bags row
Open up and put.So that multigroup core bag row can be placed in whole can a.When chemical conversion, forming liquid liquid level and core in electrolytic bath a
The upper edge of bag 7 flushes.
In this example, fixture 8 is corresponded with core bag row and set, and body 80 is the conduction that length direction extension is arranged along core bag
Connection strap.
Connecting portion 81 is included positioned at the chuck 810 that is conductively connected on bar 80 and can be clamped at the top of positive terminal 1, wherein
It is conductively connected bar 80 and is connected with being melted into power supply d positive pole, chuck 810 is capable of being arranged on for oscilaltion and is conductively connected bar 80
On.
Further, fixture 8 also includes the fixed winder 82 for being located at and being conductively connected on bar 80；One end is with being conductively connected
The lead 83 that bar 80 is connected, the other end and chuck 810 are connected and be wrapped on winder 82；It is arranged on and is conductively connected on bar 80
The oriented module 84 passed for lead 83；And for driving winder 82 around own axis and the driving of folding and unfolding lead 83
Mechanism, when 82 unwrapping wire of winder, chuck 810 gradually falls；When 82 take-up of winder, described 810 gradual lifting of chuck.
Different size core bag is met by the regulation that moves up and down of chuck 810（Such as height）Chemical conversion, meanwhile, can be at any time from electrolytic bath
Lifting plays core bag, in order to detect the needs of observation.
It is conventional design, herein not to the concrete principle and knot of drive mechanism as driving winder b12 rotating manner
Structure is illustrated, and simply, applicant explains the multiple winder b12 a bit, being conductively connected positioned at one on bar b10 can be same
Step is rotated or relatively independent mode is driven.
Meanwhile when chemical conversion, forming liquid is phosphate forming liquid, boric acid system forming liquid or ammonium adipate system forming liquid.
In this example, Jiao Gai material is vulcanized butyl rubber or PET.
The insulating barrier or be coated with poly terephthalic acid second two that thickness is 5 μm ~ 150 μm are covered with the outer wall of aluminum hull
The sebific duct of ester material or polyethylene material.
Further, the material of insulating barrier is terylene, epoxy resin or polyvinyl resin.
The present embodiment specific implementation process is as follows：
Core bag is erect and is placed in can, positive terminal is upward, the exposed parts of anode foil are directed downwardly is erected at can
It is interior, then the positive terminal of core bag is electrically connected with being melted into the positive pole of power supply by above-mentioned fixture, by can and chemical conversion electricity
The negative pole electrical connection in source, then adds forming liquid into can, and the liquid level of forming liquid is flushed with the upper edge of core bag, so
After be put into forming liquid and impregnate 10 minutes, be then powered, under conditions of formation voltage is 50V, be melted into 25 minutes, you can complete
It is melted into repair process.
In addition, according to above-mentioned embodiment, in the application by way of one group of contrast, this is further proved with data
The advantage of implementation.
Specifically, so that a kind of specification is 25V820 μ F capacitor products as an example, chooses the Waste Acid From Hua Cheng Foil that formation voltage is 51V and make
For cathode foil, cut width 17mm；The cut width of electrolytic paper is 19 mm；Choose appropriate anode foil, cut width 19
Mm, and use above-mentioned electrolytic paper, by following closely volume machine by positive terminal riveting in cathode foil and anode foil, among the two press from both sides with
Electrolytic paper, core bag is wound into nail volume machine.Then on the premise of the same terms are identical with other steps, using the present embodiment
In after involved chemical conversion step, the capacitor product of gained is under 100KHz frequencies in the test result of ESR measured values（Same
Arbitrary extracting 10PCS is tested in batch 300PCS）, equivalent series resistance（ESR）Value is respectively：6.4、6.3、6.3、6.4、
6.2nd, 6.4,6.6,6.3,6.3,6.2, wherein maximum is 6.6, minimum value 6.2, average value 6.34.
And formation device routinely（With reference to Fig. 6）, core bag is mainly erect and is placed in electrolytic bath by it, then passes through iron
Bar 9 welds the positive terminal of core bag, and then iron bar 9 is electrically connected with being melted into the positive pole of power supply, then added into can
Forming liquid, and the liquid level of forming liquid is flushed with the upper edge of core bag, it is then placed in forming liquid and impregnates 10 minutes, then leads to
Electricity, under conditions of formation voltage is 50V, it is melted into 25 minutes, you can complete chemical conversion repair process.The capacitor product finally obtained
Under 100KHz frequencies in the test result of ESR measured values（Arbitrary extracting 10PCS is tested in same batch 300PCS）, etc.
Imitate series resistance（ESR）Value is respectively：7.0th, 7.1,6.9,7.2,9.1,7.2,6.7,7.0,7.1,7.2, wherein maximum is
9.1, minimum value 6.7, average value 7.1.
Therefore, after using formation device used in the present embodiment, its capacitor product produced and conventional chemical conversion
The capacitor product that equipment is produced is compared, and the ESR test values of this implementation production capacitor product are smaller, with the change of duration size
Dynamic amplitude is also small, and the homogeneity of product is more preferable.
Finally it should be noted that：The preferred embodiments of the present invention are these are only, are not intended to limit the invention, although
The present invention is described in detail with reference to embodiment, for those skilled in the art, it still can be to foregoing
Technical scheme described in each embodiment is modified, or carries out equivalent substitution to which part technical characteristic, as long as at this
Within the spirit and principle of invention, any modification, equivalent substitution and improvements made etc., the protection model of the present invention should be included in
Within enclosing.
Claims (10)
1. a kind of formation device of solid electrolyte/aluminum electrolytic capacitor, the solid electrolyte/aluminum electrolytic capacitor include aluminum hull,
The core bag that is arranged in the aluminum hull, the Jiao Gai for being arranged at the top of the core bag and being tightly connected with the aluminum hull, positive terminal,
Negative terminal, the core bag include cathode foil, anode foil, the electrolytic paper that is arranged between the cathode foil and the anode foil with
And polymer dielectric, wherein described positive terminal is connected to the one end of cathode foil, the anode foil beyond cathode foil and
Electrolytic paper and it is exposed, described formation device includes having opening up setting and can contain forming liquid and place multiple core bags
Electrolytic bath, chemical conversion power supply, it is characterised in that：Described electrolytic bath is can, and described core bag is from outside the anode foil
Dew is partially disposed in described can, and the formation device also includes being used for described positive terminal and described chemical conversion
Fixture that positive source is connected, the connector for the can and the chemical conversion power cathode to be connected, it is described
Fixture include body, for the upper end of the positive terminal of multiple core bags is connected with the body connecting portion, with
And for by the body and the wire that is connected of chemical conversion positive source, during chemical conversion, while to the fixture and the gold
Belong to box to be powered.
2. the formation device of solid electrolyte/aluminum electrolytic capacitor according to claim 1, it is characterised in that：Described core
Bag, which is erect, to be placed in described can, and the positive terminal is located at the top of the core bag and set upward.
3. the formation device of solid electrolyte/aluminum electrolytic capacitor according to claim 2, it is characterised in that：During chemical conversion,
Forming liquid liquid level in the electrolytic bath flushes with the upper edge of the core bag.
4. the formation device of the solid electrolyte/aluminum electrolytic capacitor according to claim 1 or 3, it is characterised in that：It is described
Forming liquid is phosphate forming liquid, boric acid system forming liquid or ammonium adipate system forming liquid.
5. the formation device of solid electrolyte/aluminum electrolytic capacitor according to claim 1, it is characterised in that：It is multiple described
Core bag is divided into multiple core bag rows, and the setting that is staggered per the core bag on adjacent two core bags row.
6. the formation device of solid electrolyte/aluminum electrolytic capacitor according to claim 5, it is characterised in that：Described folder
Tool is corresponded with core bag row and set, and described body is to arrange being conductively connected for length direction extension along the core bag
Bar.
7. the formation device of solid electrolyte/aluminum electrolytic capacitor according to claim 6, it is characterised in that：Described company
Socket part includes being conductively connected the chuck that on bar and can be clamped at the top of the positive terminal positioned at described, wherein the conduction is even
Narrow bars are connected with being melted into the positive pole of power supply, and what described chuck was capable of oscilaltion is arranged on described be conductively connected on bar.
8. the formation device of solid electrolyte/aluminum electrolytic capacitor according to claim 7, it is characterised in that：Described folder
Tool also includes the winder being conductively connected described in fixed be located on bar；One end with it is described be conductively connected bar be connected, the other end
The lead for being connected and being wrapped on the winder with the chuck；Described be conductively connected on bar is arranged on to pass for the lead
Oriented module；And for driving the winder around own axis and the drive mechanism of folding and unfolding lead, when the volume
During drum unwrapping wire, described chuck gradually falls；When the winder take-up, the gradual lifting of described chuck.
9. the formation device of solid electrolyte/aluminum electrolytic capacitor according to claim 1, it is characterised in that：Described electricity
Solution paper is made up of three layers of non-woven fabrics, and wherein the upper and lower are respectively the terylene spun-bonded non-woven fabrics of 10 ~ 30 μm of thickness；Intermediate layer is
The PET non-woven fabrics of 10 ~ 40 μm of thickness, the average diameter for forming the polyester fiber of the terylene spun-bonded non-woven fabrics are 10 ~ 20 μm, structure
Average diameter into the PET of the PET non-woven fabrics is 0.5 ~ 2.0 μm.
10. the formation device of solid electrolyte/aluminum electrolytic capacitor according to claim 1, it is characterised in that：The aluminium
The insulating barrier or be coated with PET material or poly- that thickness is 5 μm ~ 150 μm are covered with the outer wall of shell
The sebific duct of ethene material.
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