CN100380546C - Electrode foil with wiring terminal, it prodn. plant and method - Google Patents
Electrode foil with wiring terminal, it prodn. plant and method Download PDFInfo
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- CN100380546C CN100380546C CNB021604444A CN02160444A CN100380546C CN 100380546 C CN100380546 C CN 100380546C CN B021604444 A CNB021604444 A CN B021604444A CN 02160444 A CN02160444 A CN 02160444A CN 100380546 C CN100380546 C CN 100380546C
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- electrode foil
- foil plate
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- joint
- lead
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- 239000011888 foil Substances 0.000 title claims abstract description 313
- 238000000034 method Methods 0.000 title claims abstract description 21
- 239000003990 capacitor Substances 0.000 claims description 19
- 239000000463 material Substances 0.000 claims description 14
- 238000012545 processing Methods 0.000 claims description 13
- 238000004519 manufacturing process Methods 0.000 claims description 9
- 238000009738 saturating Methods 0.000 claims description 7
- 238000001467 acupuncture Methods 0.000 claims 2
- 229910052751 metal Inorganic materials 0.000 abstract description 7
- 239000002184 metal Substances 0.000 abstract description 7
- 230000000694 effects Effects 0.000 abstract description 2
- 239000005030 aluminium foil Substances 0.000 description 23
- 238000005516 engineering process Methods 0.000 description 17
- 229910052782 aluminium Inorganic materials 0.000 description 12
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 12
- 230000003321 amplification Effects 0.000 description 8
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- 238000007796 conventional method Methods 0.000 description 3
- 230000000994 depressogenic effect Effects 0.000 description 3
- 238000012360 testing method Methods 0.000 description 3
- 208000002193 Pain Diseases 0.000 description 2
- 239000004411 aluminium Substances 0.000 description 2
- 230000009977 dual effect Effects 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- 239000000758 substrate Substances 0.000 description 2
- RATMLZHGSYTFBL-UHFFFAOYSA-N azanium;6-hydroxy-6-oxohexanoate Chemical compound N.OC(=O)CCCCC(O)=O RATMLZHGSYTFBL-UHFFFAOYSA-N 0.000 description 1
- RKTYLMNFRDHKIL-UHFFFAOYSA-N copper;5,10,15,20-tetraphenylporphyrin-22,24-diide Chemical compound [Cu+2].C1=CC(C(=C2C=CC([N-]2)=C(C=2C=CC=CC=2)C=2C=CC(N=2)=C(C=2C=CC=CC=2)C2=CC=C3[N-]2)C=2C=CC=CC=2)=NC1=C3C1=CC=CC=C1 RKTYLMNFRDHKIL-UHFFFAOYSA-N 0.000 description 1
- 238000007598 dipping method Methods 0.000 description 1
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- 230000004048 modification Effects 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
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Classifications
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01G—CAPACITORS; CAPACITORS, RECTIFIERS, DETECTORS, SWITCHING DEVICES, LIGHT-SENSITIVE OR TEMPERATURE-SENSITIVE DEVICES OF THE ELECTROLYTIC TYPE
- H01G9/00—Electrolytic capacitors, rectifiers, detectors, switching devices, light-sensitive or temperature-sensitive devices; Processes of their manufacture
- H01G9/004—Details
- H01G9/04—Electrodes or formation of dielectric layers thereon
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01G—CAPACITORS; CAPACITORS, RECTIFIERS, DETECTORS, SWITCHING DEVICES, LIGHT-SENSITIVE OR TEMPERATURE-SENSITIVE DEVICES OF THE ELECTROLYTIC TYPE
- H01G9/00—Electrolytic capacitors, rectifiers, detectors, switching devices, light-sensitive or temperature-sensitive devices; Processes of their manufacture
- H01G9/004—Details
- H01G9/008—Terminals
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- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Fixed Capacitors And Capacitor Manufacturing Machines (AREA)
- Manufacture Of Switches (AREA)
Abstract
A terminal attached electrode foil of electrically excellent conductive property may be produced by way of one point piercing process, wherein an electrode metal foil is fixedly connected to a tab of a lead attached terminal in contact with each other with an effect for reducing the electric conductive resistance in the electrode foil of about 1 mm width. More precisely, the tab 14b of the lead attached terminal 14 is superposed on a hole 13a formed at the electrode foil 13, and then a. piercing needle 12 is moved down from the upper side of the tab 14b to pierce through the tab and the hole of the electrode foil for the purpose of forming the fins 13c of the tab 14b at the under side of the electrode foil 13, the fins 13c of the tab 14b being subsequently processed to be directly in contact with the lower side of the electrode foil.
Description
Technical field
The present invention relates to be connected to the electrode foil plate of terminals and the apparatus and method of production thereof, this electrode foil plate comprises the terminals that are connected to lead, these terminals that are connected to lead have joint and electrode metal paillon foil, this joint is superimposed upon on the hole that is formed on the electrode foil plate, and the hole that moves down thorn needle-penetration joint and electrode foil plate by the upside from joint is connected on the electrode foil plate securely with the overlap that the downside at electrode foil plate forms joint, and this overlap and joint are pressed towards electrode foil plate.
Background technology
According to prior art, as shown in figure 21, electrolytic capacitor has the terminals that are connected to lead fixed thereon.This electrolytic capacitor contains: just etched purity is about 99.9%, thickness is the aluminium foil of 60-100 μ m (micron), and this positive electrode paillon foil has and is formed on its lip-deep oxide film; Thickness is the negative etching aluminum electric pole foil sheet of 40-60 μ m; And electrolytic paper; This positive electrode paillon foil, negative electrode paillon foil and one of electrolytic paper are superimposed upon on another and are rolled into cylinder.
In Figure 21 to Figure 25, the terminals 2 that are connected to lead are gone up by aluminium joint 2b being welded in wire guide rob 2a usually, compacting joint 2b becomes dull and stereotyped and the periphery of repairing plain adapter becomes to choose wantonly shape and makes.These terminals 2 that are connected to lead utilize the puncture method for processing to be connected securely on the aluminium foil 1.Exactly, the joint 2b that is connected to the terminals 2 of lead is superimposed on the aluminium foil 1 that is positioned on the workbench, shown in Figure 25 (a); And maintain securely by clamper 4, shown in Figure 25 (b); And the horizontal cross-section of end is that square pricker 5 moves down to sting joint 2b and aluminium foil 1, shown in Figure 25 (c), so that form overlap 1a and the 2c of aluminium foil 1 and joint 2b respectively at the downside of aluminium foil 1, and afterwards when on the arrow R direction as shown in Figure 22 and 23, being extruded overlap 1a and 2c be fixed to the downside of the metal part of aluminium foil 1.
In Figure 22 to 24, according to the conventional method of puncture technology, the overlap 1a of aluminium foil 1 and the overlap 2c of joint 2b are formed at the below of aluminium foil 1 with the form of dual structure, and this dual structure is the outside that the overlap 2c of joint 2b is formed at the overlap 1a of aluminium foil 1.Herein, it must be noted that: aluminium foil 1 and joint 2b are become mechanically connect securely mutually, this fixedly connected conductive resistance reduces significantly and the variation of conductive resistance reduces to minimum, these are the key factors that directly influence the electrolytic capacitor quality, and particularly the minimum electrolytic capacitor for atomic weak current is like this.
In order to reduce the conductive resistance of aluminium foil 1 and joint 2b, need aluminium foil 1 and joint 2b to be in direct contact with one another.Yet,, when the surface of film former maintains the original state, formed the overlap 1a of aluminium foil 1, and the overlap 2c of joint 2b is formed the overlap 1a around aluminium foil 1, as shown in Figure 23 according to traditional piercing method.Therefore, joint 2b contacts with the aluminium foil 1 with film former, and this film former is between joint 2b and aluminium foil 1.The result is that conductive resistance will be 1.9m Ω-2.2m Ω, and this value does not have sufficient minimizing conductive resistance.
On the other hand, the produced film of aluminium foil 1 can partly stave because of the generation of the overlap 2c of puncture technology center tap 2b, and the film of part or many parts breakage can partly enter with the metal of aluminium foil 1 and directly contacts so that reduce resistance more.Yet according to traditional piercing method, this hardly may Be Controlled be used for obtaining the desired contact area between the metal part branch of overlap and aluminium foil 1.The result will be inevitable in the variation that is conductive resistance.
Also have, in recent years the demand to minimum electrolytic capacitor has increased, and has wherein used the electrode foil plate of 1mm width.In this case, electrode foil plate staves easily, but need reduce conductive resistance and variation thereof greatly.With good grounds more traditional piercing method, the puncture technology that needs two point form is to obtain mechanical strength.Yet this is impossible carry out two point form puncture technology on the small electrode paillon foil of 1mm width.Therefore, unavoidably to carry out a point type puncture technology and obtain enough conductive areas.Because as noted abovely can not obtain enough conductive areas, so just can not satisfy minimal width and 4mm or the more requirement of the minimum electrolytic capacitor of low height by a traditional point type piercing method.
Also have,, may on aluminium foil 1, crack also and may cause that aluminium foil 1 is torn because aluminium foil 1 is staved in puncture technology by force.
Summary of the invention
The present invention has eliminated the weakness and the shortcoming of prior art.Therefore main purpose of the present invention is to produce minimum electrolytic capacitor.Wherein: the joint that is connected to the terminals of lead is superimposed on above the hole that is made on the electrode foil plate, the film former of this electrode foil plate tool processing in its surface, and pricker moves down with the hole of stinging joint and electrode foil plate to form the overlap of joint and do not have the overlap of electrode foil plate to generate at the downside of electrode foil plate from the upside of joint, with reach with mutually directly the mode of contact make the metal part of electrode foil plate and the terminals that are connected to lead purpose of connecting securely.
Another object of the present invention is the variation that reduces the conductive resistance of electrode foil plate and joint and reduce to have the conductive resistance of enough conductive areas simultaneously, this enough conductive area is by in minimal width, 1mm for example, electrode foil plate on carry out some formula puncture technology and obtain.
Another object of the present invention is to produce 5mm height or low height more, and the 3.25mm that says so exactly highly comprises the minimum electrolytic capacitor of substrate, and it is minimum in the world.
Another object of the present invention is to produce minimum electrolytic capacitor, the joint that wherein is connected to the terminals of lead is superimposed on the square opening that is formed on the electrode foil plate, this electrode foil plate has the film former of handling in its surface, this square opening has and lays respectively at electrode foil plate vertically and four angles transversely, and being square pricker, the horizontal cross-section moves down with stinging the square opening of joint and electrode foil plate in (four) angle of pricker from the upside of joint, four angles of this pricker are consistent with the position at four angles of square opening respectively, therefore form the overlap of joint and do not form the overlap of electrode foil plate at the downside of electrode foil plate, to reach the processing method for stamping that utilizes not generating electrodes paillon foil damage with the direct mode of the contact metal part and terminals that are connected to lead of connection electrode paillon foil securely mutually.
Another object of the present invention is to utilize single-point piercing process as noted above to produce the minimum electrolytic capacitor of atomic weak current.
Another object of the present invention is to use a kind of the device to produce the electrode foil plate that is connected to terminals that has reduced resistance, this device comprises: diel, this mould contains mould and piercer, this mould has nib and is disposed in a side of electrode foil plate, and this piercer is disposed in the opposite side of electrode foil plate and move into and shift out nib to form the hole on the electrode foil plate; The terminals that are connected to lead are supplied to the mechanism at electrode foil plate place, make the joint of the terminals that are connected to lead may be superimposed on the hole of electrode foil plate; Sting the pricker in joint and hole with upside from joint.
Briefly, the present invention relates to the method that a kind of production is connected to the electrode foil plate of terminals, this method comprises the steps: to form hole, the film former that this electrode foil plate was handled in its surface on electrode foil plate; The joint of the terminals that are connected to lead is superimposed upon on the described hole of electrode foil plate; The manipulation pricker stings described joint and described hole from the upside of described joint, form the overlap of described joint thus at the downside of described electrode foil plate, so that described electrode foil plate is connected mutually securely with the described joint that is connected to the terminals of lead, wherein when the saturating step of described thorn, be formed at the formation that described hole on the described electrode foil plate has prevented the overlap of described electrode foil plate.
Another aspect of the present invention relates to the method for producing the electrode foil plate that is connected to terminals, this method comprises the steps: to pull out electrode foil plate from the material volume, this material volume has the described electrode foil plate on its periphery, and described electrode foil plate has the film former of processing in its surface; Form square opening, this square opening has vertical and four angles transversely that lay respectively at described electrode foil plate; The joint of the terminals that are connected to lead is superimposed upon on the described square opening of electrode foil plate; The manipulation pricker stings described joint and described hole from the upside of described joint, form the overlap of described joint thus at the downside of described electrode foil plate, so that described electrode foil plate is connected mutually securely with the joint of the terminals that are connected to lead, the horizontal cross-section of wherein said pricker is that tool is quadricorn square, when described puncture step these four angles be placed with consistent with four angles of the described square opening of described electrode foil plate, and by wherein said electrode foil plate and the described joint of terminals that is connected to lead being interconnected for their applied pressures.
Another aspect of the present invention relates to the electrode foil plate that is connected to terminals, and this electrode foil plate comprises: the film former of handling is arranged on its surface and have the electrode foil plate in formation hole thereon; Have on the described hole that is superimposed upon electrode foil plate and be firmly attached to the terminals that are connected to lead of the joint on the electrode foil plate; Wherein sting described joint and described hole makes described electrode foil plate be connected securely with the described terminals that are connected to lead from the upside of described joint by handling pricker, form the overlap of described joint thus at the downside of described electrode foil plate, so that by described electrode foil plate is connected securely with the described joint of the terminals that are connected to lead.
Another aspect of the present invention relates to the electrode foil plate that is connected to terminals, and this electrode foil plate comprises: electrode foil plate, this electrode foil plate have the film former of handling in its surface and are wrapped on the material volume of will pull out from it; Be formed with the described electrode foil plate of square opening on it, described square opening has vertical and four angles transversely that are positioned at described electrode foil plate; Be connected to the terminals of lead, these terminals that are connected to lead have on the described square opening that is superimposed upon electrode foil plate and are firmly attached to joint on the electrode foil plate; Wherein said electrode foil plate and the described terminals that are connected to lead utilize pricker to couple together securely, this pricker is that tool is quadricorn square on the horizontal cross-section, described pricker is handled from the upside of described joint stings described joint and described square opening, it is consistent with four angles of described electrode foil plate respectively that operating mode at that time is that four angles of described pricker are placed with, form the overlap of described joint thus at the downside of described electrode foil plate, so that by described electrode foil plate is connected securely with the described joint of the terminals that are connected to lead.
Another aspect of the present invention relates to electrolytic capacitor, and this capacitor comprises: electrode foil plate, this electrode foil plate have the film former of handling in its surface and have formation hole thereon; Be connected to the terminals of lead, these terminals that are connected to lead have on the described hole that is superimposed upon electrode foil plate and are firmly attached to joint on the electrode foil plate; Wherein said electrode foil plate and the described terminals that are connected to lead couple together securely by pricker, this pricker is handled from the upside of described joint stings described joint and described hole, form the overlap of described joint thus at the downside of described electrode foil plate, so that by described electrode foil plate and the described joint that is connected to the terminals of lead are coupled together mutually securely, form the electrode foil plate that is connected to terminals thus, this electrode foil plate is applied to the side of the positive electrode and the negative side of electrolytic capacitor respectively.
Another aspect of the present invention relates to the device of producing the electrode foil plate that is connected to terminals, this device comprises: decompressor, this decompressor contains mould and piercer, this mould has nib formed thereon and is positioned at a side of electrode foil plate, this electrode foil plate has the film former of handling in its surface and is wrapped on the material volume of will pull out from it, and piercer is positioned at the opposite side of described electrode foil plate, the described nib that described piercer moves into described mould with match hole on the described electrode foil plate of incompatible formation of described mould; The terminals that are connected to lead are supplied to device on the described electrode foil plate, and operating mode at that time is: the joint of the described terminals that are connected to lead is on the described hole that is superimposed on described electrode foil plate under the situation consistent with it; The sting device that contains pricker, this pricker is handled the described hole of moving saturating described joint of thorn and described electrode foil plate from described joint side, to form the overlap of joint at the opposite side of described electrode foil plate, so that described electrode foil plate is connected mutually securely with the described terminals that are connected to lead.
Description of drawings
Fig. 1 to Figure 20 relates to embodiments of the invention, wherein:
Fig. 1 is the three-dimensional view that is connected to the electrode foil plate of terminals of the present invention;
Fig. 2 is the exploded perspective view that is connected to the electrode foil plate of terminals, and wherein: figure (a) is the three-dimensional view that is connected to the terminals of lead, is the three-dimensional view that is wrapped in material volume electrode foil plate on every side and scheme (b);
Fig. 3 is the preceding front view that is used to produce the device of the electrode foil plate that is connected to terminals of the present invention;
Fig. 4 is the preceding front view that is used to produce the device of the electrode foil plate that is connected to terminals, shows to be under the initial condition of work;
Fig. 5 is the anterior elevational view that is used to produce the device of the electrode foil plate that is connected to terminals, and wherein diel is handled with electrode and form square opening on paillon foil;
Fig. 6 is the preceding front view that is used to produce the device of the electrode foil plate that is connected to terminals, and wherein mould and piercer are moved apart electrode foil plate form square opening on electrode foil plate after;
Fig. 7 is the preceding front view that is used to produce the device of the electrode foil plate that is connected to terminals, and wherein the paillon foil clamper moves down maintaining electrode foil plate securely, and supplies with the terminals that are connected to lead simultaneously;
Fig. 8 is the preceding front view that is used to produce the electrode foil plate of the terminals that are connected to lead, and wherein pricker moves down to implement puncture technology;
Fig. 9 to Figure 18 relates to makes the terminals that are connected to lead be connected in the technology of electrode foil plate, wherein:
Fig. 9 is the preceding front view that amplifies, and has partly shown the vertical section of the major part of the device that is used to produce the electrode foil plate that is connected to terminals, and wherein electrode foil plate is supplied between mould and the piercer;
Figure 10 is the preceding front view that amplifies, and has partly shown the vertical section of the major part of the device that is used to produce the electrode foil plate that is connected to terminals, wherein mould move down and with the workbench incompatible electrode foil plate that clamps that matches;
Figure 11 is the preceding front view that amplifies, and has partly shown the vertical section of the major part of the device that is used to produce the electrode foil plate that is connected to terminals, and wherein piercer moves up in the nib that enters mould to form square opening on electrode foil plate;
Figure 12 is the preceding front view that amplifies, the vertical section that has partly shown the major part of the device that is used to produce the electrode foil plate that is connected to terminals, wherein figure (a) has shown that mould and piercer move apart electrode foil plate after forming square opening on the electrode foil plate, is the plan front view that is formed with the electrode foil plate of square opening on it and scheme (b);
Figure 13 is the preceding front view that amplifies, the vertical section that has partly shown the major part of the device that is used to produce the electrode foil plate that is connected to terminals, the terminals that are connected to lead that wherein have joint are supplied to electrode foil plate, and joint is placed with consistent with the square opening of electrode foil plate simultaneously;
Figure 14 is the preceding front view that amplifies, and has partly shown the vertical section of the major part of the device that is used to produce the electrode foil plate that is connected to terminals, and wherein mould moves down once more with workbench and cooperates to clamp joint and electrode foil plate;
Figure 15 is the preceding front view that amplifies, and has partly shown the vertical section of the major part of the device that is used to produce the electrode foil plate that is connected to terminals, and wherein pricker moves down the overlap that forms joint with the puncture joint at the downside of electrode foil plate;
Figure 16 is the preceding front view that amplifies, and has partly shown the vertical section of the major part of the device that is used to produce the electrode foil plate that is connected to terminals, and wherein pricker and mould move up after puncture processing;
Figure 17 is the preceding front view that amplifies, and has shown the vertical section of joint and electrode foil plate, and the overlap of its center tap is formed at the downside of electrode foil plate;
Figure 18 is the preceding front view that amplifies, and has shown the vertical section of joint and electrode foil plate, and downside and joint that the overlap of its center tap is pressed towards electrode foil plate are firmly attached on the electrode foil plate.
Figure 19 is the plan front view of amplification that is connected to the electrode foil plate of terminals;
Figure 20 is the three-dimensional view of amplification that is connected to the electrode foil plate of terminals;
Figure 21 to Figure 25 relates to prior art, wherein:
Figure 21 shows that pricker moves down with the saturating three-dimensional view that is placed with the electrode foil plate of joint on it of the joint that stings the terminals that are connected to lead and thorn;
Figure 22 is the preceding front view of amplification that shows the vertical section of joint and electrode foil plate, wherein utilizes puncture technology to make the overlap of joint and electrode foil plate be formed at the downside of electrode foil plate, and the overlap of electrode foil plate is greater than the overlap of joint;
Figure 23 is the preceding front view of amplification that shows the vertical section of joint and electrode foil plate, the overlap of its center tap and electrode foil plate is pressed towards the downside of electrode foil plate to be connected to the terminals and the electrode foil plate of lead securely, and the overlap of joint contacts with electrode foil plate by the bigger overlap of electrode foil plate.
Figure 24 shows to be connected to the plan front view that the terminals electrode foil plate extends to the electrode foil plate that is connected to terminals outside the overlap extension area of joint;
Figure 25 relates to the technology of the terminals and the electrode foil plate that are connected to lead securely, wherein:
Figure (a) is the preceding front view of amplification of the vertical section of major part of the present invention, and its center tap and electrode foil plate are supplied to the precalculated position respectively;
Figure (b) is the preceding front view of amplification of the vertical section of major part of the present invention, and wherein mould cooperates with workbench clamping joint and electrode foil plate to moving down, and the while pricker moves down;
Figure (c) is the preceding front view of amplification of the vertical section of major part of the present invention, and wherein pricker moves down puncture joint and electrode foil plate to form the overlap of joint and electrode foil plate at the downside of electrode foil plate.
Embodiment
Describe the embodiment of middle demonstration with reference to the accompanying drawings in detail the present invention.In Fig. 1,2 and 3, device 10 is used to produce the electrode foil plate with terminals.Operating device 10 punctures have the joint 14b of the terminals 14 of lead, joint 14b is placed on the electrode foil plate 13, electrode foil plate 13 etched processing are crossed and the film former of handling are arranged in its surface, to form the overlap of joint 14 at the rear side of electrode foil plate 13, electrode foil plate 13 and terminals 14 are fixed with each other.For reaching this purpose, this device is provided with: diel 11; Be used to supply with the device (not shown) of each terminals, each terminals has lead; Be used to puncture the joint 14b of terminals 14 and the pin 12 of electrode foil plate 13, as Fig. 3 to shown in Figure 8.
Be provided with diel 11 and be used for forming for example square opening 13a on electrode foil plate 13, square opening 13a has vertical and four the angle 13b transversely that are positioned at electrode foil plate 13, as the concrete demonstration of institute among Figure 12 (b).As shown in Figure 3, diel 11 is made up of mould 18 and piercer 19, and mould 18 is positioned at the top of electrode foil plate 13, and electrode foil plate 13 is pulled out and is supplied under guide roll 16 guiding from material volume 17, and piercer 19 be positioned at electrode foil plate 13 below.
Provide the mechanism (not shown) that is used to supply with the terminals that are connected to lead to be provided with and supplied with the terminals 14 that are connected to lead, shown in Figure 19 and 20, the joint 14b of terminals 14 is placed on the electrode foil plate 13 with the corresponding to this mode of the square opening 13a of electrode foil plate 13, the terminals 14 that are connected to lead contain wire guide rob 14a, and wire guide rob 14a has welding aluminium joint 14b thereon.The terminals feed mechanism is usually known mechanism, this mechanism is made up of first device (not shown) and second device (not shown), this first device is used for carrying the terminals 14 that are connected to lead in a mode of aiming at another on predetermined direction, and this second device is used to accept be used to carry the terminals 14 that are connected to lead from first terminals that are connected to lead 14 that install with when terminals 14 are placed on the corresponding to position of square opening 13a with electrode foil plate 13.
As shown in Figure 3, above piercer guider 25, paillon foil compactor 28 is arranged to be fixed on the paillon foil compactor seat 29, and seat 29 combines with support 27 so that vertically mobile.Cam follower 30 is arranged in the top of paillon foil compactor seat 29.Cam follower 30 can be by cam gear and in arrow H indicated direction motion, as shown in Figure 7, and thus with the piercer guider 25 incompatible electrode foil plate 13 that maintains that matches.
Be provided with pricker 12 and implement puncture processing, so that terminals 14 are fixed on the electrode foil plate 13 with joint 14b to the terminals 14 that are connected to lead.Further with reference to Figure 14, pricker 12 is pin or the pins with top end 12a, and top end 12a is tetragonal awl, and pricker 12 securely by needle stand 31 clampings so that vertically move the square nib 18a penetrate and shift out mould 18.Needle stand 31 combines with support 27, so that utilize the cam follower 32 that is arranged on needle stand 31 tops that needle stand 31 is moved both vertically on the arrow J indicated direction in Fig. 8, cam follower 32 is handled by cam gear (not shown).So pricker 12 moves downward with the joint 14b to the terminals 14 that are connected to lead in arrow L indicated direction and implements puncture processing.
Use producing the electrode foil plate that is connected to terminals 15 that the device 10 of the electrode foil plate that is connected to terminals produced comprises: electrode foil plate 13 and be connected to the terminals 14 of lead, they are made into one, shown in Figure 19 and 20, the terminals 14 that are connected to lead contain joint 14b, joint 14b is superimposed upon the upside of electrode foil plate 13 by this way: joint 14b be placed to be formed on electrode foil plate 13 on square opening 13a consistent, joint 14b is stung by pricker 12, pricker 12 moves down to sting joint 14b and to sting square opening 13a, as shown in Figure 5, so that form the overlap 14c of joint 14b at the downside of electrode foil plate 13, overlap 14c is pressed towards the downside of electrode foil plate 13.
In fact a kind of method that production is connected to the electrode foil plate 15 of terminals comprises the steps: to form hole 13a on electrode foil plate 13, and electrode foil plate 13 has the film former of handling in its surface; The joint 14b of the terminals 14 that are connected to lead is superimposed upon on the hole 13a of electrode foil plate 13; Utilize pricker to sting joint 14b and thorn open-work 13a from the upside of joint 14b, to form the overlap 14c of joint 14b at the downside of electrode foil plate 13, so that the joint 14b of the terminals 14 that are connected to lead is fixed on the electrode foil plate 13, wherein can on electrode foil plate 13, not produce overlap owing to porose 13a on electrode foil plate 13.
Production be connected to terminals electrode foil plate 15 method roughly comprise the steps: on the other hand pull out electrode foil plate 13 from material volume 17, electrode foil plate 13 have the film former of handling in its surface and be wrapped in material volume 17 around; Form square opening 13a on electrode foil plate 13, square opening 13a has vertical transversely four the angle 13b that reach that lay respectively at electrode foil plate 13; The joint 14b of the terminals 14 that are connected to lead is superimposed upon on the square opening 13a of electrode foil plate 13; Utilize pricker to sting joint 14b and sting square opening 13a to form the overlap 14c of joint 14b at the downside of electrode foil plate 3 from joint 14b upside, so that the joint 14b that is connected to the terminals 14 of lead is fixed on the electrode foil plate 13 by the downside of overlap 14c being pressed to electrode foil plate 13, pricker 12 is square on the horizontal cross-section and has four angles, pricker 12 puncture joint 14b and square opening 13a and four angles of pricker 12 are consistent with four angle 13b of the square opening 13a of electrode foil plate 13 respectively simultaneously.
The key element that the present invention includes as mentioned above.
Be connected to the joint 14b of terminals 14 of lead and the step and the technology of electrode foil plate 13 securely, will be described in detail with reference to figure 4 and Figure 16.Among Fig. 4 and Fig. 9, the electrode foil plate 13 of the film former of the processing that has is in its surface being pulled out and is being positioned between mould 18 and the piercer guider 25 from material volume 17 under the guiding of guide roll 16 now.
Fig. 5,10 and Figure 15 in, utilize cam gear (not shown) to depress cam follower 22 in the arrow A indicated direction, mould seat 20 is moved down on the arrow B indicated direction.Therefore the mould of being supported by mould seat 20 18 clamps electrode foil plate 13 jointly with following piercer guider 25, and electrode foil plate for example is that 1mm is wide.Then piercer seat 24 moves up on arrow c indicated direction, piercer 19 is moved up enter among the square nib 18a of mould 18 to form square opening 13 on electrode foil plate 13.
In Fig. 6 and 12, because of mould seat 20 moves in arrow D indicated direction, mould 18 is moved up, piercer 19 moves down on arrow F indicated direction simultaneously, electrode foil plate 13 will have formation square opening 13a thereon, and square opening 13a has vertical and four angles transversely that lay respectively at electrode foil plate 13.In this case, square opening 13a has and makes the minimum overlap 13c that erects at its periphery, and the end surfaces of square opening 13a has exposure aluminum thereon simultaneously.Issuable residue (not shown) will be stayed in the square nib 18a of mould 18 when going out square opening 13.Yet when mould 18 moves on the arrow E indicated direction, this residue will be released square nib 18a by pricker 12.
In Fig. 7 and 13, cam follower 31 is depressed to move down on arrow H indicated direction by cam gear (not shown), moves down paillon foil compactor 28 thus and electrode foil plate 13 is remained on its position.The terminals 14 that then are connected to lead are carried in the arrow G indicated direction by terminals conveying mechanism (not shown) by this way: this mode is consistent with the square opening 13a of electrode foil plate 13 for joint 14b is placed to.
Then with reference to figure 8,14 and 15, cam follower 21 moves on arrow I indicated direction, and cam follower 32 is depressed on arrow J indicated direction simultaneously, and mould 18 moves down on arrow K indicated direction and makes mould 18 press to the joint 14b that is connected to the terminals 14 of lead the square opening 13a of electrode foil plate 13 thus.Then pricker 12 moves down on arrow L indicated direction and makes the end points at square angle of pricker sting the square opening 13a of joint 14b and thorn transflective electrode paillon foil 13, and causes the overlap 14c of joint 14b to be formed at the downside of electrode foil plate 13, as shown in Figure 15.Then as shown in Figure 16, pricker 12 and mould 18 move up on arrow M and arrow N indicated direction respectively.
In Figure 17,, when utilizing pricker 12 to implement puncture technology, will can on electrode foil plate 13, not produce overlap on electrode foil plate 13 because square opening 13a forms in advance.Also have, because the aluminum of electrode foil plate 13 is exposed to the inner rim of square opening 13c and directly contacts with the overlap 14c of joint 14b, so the conductive resistance level between electrode foil plate 13 and the joint 14b is little.Also have as shown in Figure 18, utilize as applied pressure on the rightabout of arrow 0 and P indication joint 14b is connected on the electrode foil plate 13, electrode foil plate 13 is clamped between the overlap 14c of joint 14b and joint 14b.In the case, conductive resistance further reduces.Therefore, the electrode foil plate 15 that is connected to terminals can be produced under this operating mode: the power that increases by the utilization of the puncture of the single-point shown in Figure 19 and 20 method for processing is connected with each other electrode foil plate 13 and joint 14b.
Example 1
20 electrode foil plates that are connected to terminals have been made, wherein: the thick 80 μ m of the wide 1.08mm of aluminum electric pole foil sheet, model 80LJ (44FV), and be connected to the thick 0.18mm of joint of the terminals of lead, the square opening of electrode foil plate is used the square piercer of 0.43mm and is formed, use the pricker of diameter phi 0.43mm and implement single-point puncture technology, and joint and overlap thereof are compacted, so catercorner length is about 0.79mm.Those electrode foil plates that are connected to terminals have been carried out electrode foil plate and have been connected to the measurement of the conductive resistance between the terminals of lead.The result who measures: mean value is 1.37m Ω, and maximum is that 1.49m Ω and minimum value are 1.28m Ω.
Example 2
17 electrode foil plates that are connected to terminals have been made, wherein: the thick 80 μ m of the wide 1.08mm of aluminum electric pole foil sheet, model 80LJ (12.5FV), and be connected to the thick 0.18mm of joint of the terminals of lead, the square opening of electrode foil plate is used the square piercer of 0.43mm and is formed, use the pricker of diameter phi 0.43mm and implement the technology that punctures, and joint and overlap thereof are compacted, so catercorner length is about 0.82mm.Those electrode foil plates that are connected to terminals have been carried out electrode foil plate and have been connected to the measurement of the conductive resistance between the terminals of lead.The result who measures: mean value is 1.19m Ω, and maximum is that 1.32m Ω and minimum value are 1.14m Ω.
Example 3
20 electrode foil plates that are connected to terminals have been made, wherein: the thick 100 μ m of the wide 1.08mm of aluminum electric pole foil sheet, model AO6S, and be connected to the thick 0.18mm of joint of the terminals of lead, the square opening of electrode foil plate is used the square piercer of 0.43mm and is formed, use the pricker of diameter phi 0.43 and implement the technology that punctures, and joint and overlap thereof are compacted, so catercorner length is about 0.86mm.Those electrode foil plates that are connected to terminals have been carried out electrode foil plate and have been connected to the measurement of the conductive resistance between the terminals of lead.The result who measures: mean value is 1.14m Ω, and maximum is that 1.38m Ω and minimum value are 0.99m Ω.
Example 4
Table 1 shows be by puncture of the present invention and flatten processing method of attachment connection resistance and traditional method of attachment be connected comparison between the resistance, wherein three types electrode foil plate has been used the single-point connection, that is: the high power that forms voltage 8V is amplified etching aluminum electric pole foil sheet, the high power that forms voltage 50V is amplified the high power amplification etching aluminum electric pole foil sheet of etching aluminum electric pole foil sheet and formation voltage 68V.
Table 1
The initial resistance n=20 (unit: m Ω) that connects
What table 2 was represented is to measure product of the present invention and those traditional results that product obtained, this measurement is that the product in product of the present invention and conventional method has passed through after the dipping bath in the ammonium adipic acid liquid 10% under 60 ℃ and carried out in 48 hours, and has applied and formed the voltage of voltage equivalence.Difference is significant as shown in Table.
Table 2
Connection resistance n=20 (unit: m Ω) after the test
Example 5
Table 3 and table 4 have shown the result, and wherein: as with example 1, the high power that forms voltage 8V is amplified the electrolytic capacitor that etching aluminum electric pole foil sheet is applied to producing 6V and 10 μ F, and this capacitor is applied in rated voltage 6V and reaches 1000 hours under 105 ℃ of temperature.After the above-mentioned time of experience, product of the present invention is stable on performance, but the product of conventional method is unsettled, opening on performance and reduces significantly.
Table 3
Table 4
As shown in table 1 and table 2, the initial connection resistance of traditional product is approximately up to the twice of product of the present invention.As for product of the present invention, the variation of the shakedown test back numerical value in forming liquid is stable, is about 1.7 times or less slightly.And for traditional product, its variation is about 5 times.
As for the life test at high temperature that shows in the table 3, product of the present invention has shown that good result does not almost demonstrate any change on the performance.And traditional product has shown significant inferior result on performance, comprises open and unsettled situation.
As described above, according to the present invention, this product can be produced and tool effectively very effectively In fact very reliably performance is arranged. In fact as shown in the measurement result, conductive resistance very Low, that is, the maximum that obtains in single-point puncture technology is 1.5m Ω, and this is worth proof: this It is to have very much that bright processing method is compared with the 2.2m Ω conductive resistance that is obtained by traditional diamond-making technique Effect. Also have, according to processing method of the present invention, the terminals that are connected to lead can be fixed in approximately The electrode foil plate of 1mm width and can not reduce its electrical property. Therefore can produce in the world minimum Electrolytic capacitor, this electrolytic capacitor comprises the high 3.5mm of substrate.
The present invention who so describes is with significantly equally in many aspects change. This Change not to be counted as and deviate from spirit of the present invention, and all such modifications all can be included in In the scope of following claim.
Claims (6)
1. a production is connected to the method for the electrode foil plate of terminals, comprises the steps: to form on electrode foil plate the hole, and this electrode foil plate has the film former of processing in its surface; The joint of the terminals that are connected to lead is superimposed upon on the described hole of electrode foil plate; Handle perverse pin and sting described joint and described hole from the upside of described joint, downside at described electrode foil plate forms the overlap of described joint so that described electrode foil plate is connected mutually securely with the described joint of the terminals that are connected to lead thus, and the described hole that wherein is formed on the described electrode foil plate has prevented to form overlap on described electrode foil plate when the saturating step of described thorn.
2. a production is connected to the method for the electrode foil plate of terminals, comprises the steps: that the material volume that is wound with described electrode foil plate around described electrode foil plate pulls out electrode foil plate, and described electrode foil plate has the film former of handling in its surface; Form square opening on described electrode foil plate, described square opening has vertical and four angles transversely that lay respectively at described electrode foil plate; The joint of the terminals that are connected to lead is superimposed upon on the described square opening of electrode foil plate; The manipulation pricker stings described joint and described hole from the upside of described joint, form the overlap of described joint thus at the downside of described electrode foil plate, so that described electrode foil plate is connected mutually securely with the described joint of the terminals that are connected to lead, wherein said pricker is that tool is quadricorn square in the horizontal cross-section, these four angles are placed with consistent with four angles of the described square opening of described electrode foil plate when the saturating step of described thorn, and wherein by the described joint applied pressure to described electrode foil plate and the terminals that are connected to lead described electrode foil plate are connected mutually securely with the described joint of the terminals that are connected to lead.
3. electrode foil plate that is connected to terminals comprises: electrode foil plate, this electrode foil plate have the film former of processing in its surface and have hole formed thereon; Have on the described hole that is superimposed upon electrode foil plate and be firmly attached to the terminals that are connected to lead of electrode foil plate; Wherein handle thorn saturating described joint of acupuncture and described hole to form the overlap of joint, come to make described electrode foil plate be connected securely, with by described electrode foil plate is connected mutually securely with the described joint of the terminals that are connected to lead with the described terminals that are connected to lead by exerting pressure to them.
4. electrode foil plate that is connected to terminals, comprise: electrode foil plate, this electrode foil plate has the film former of processing in its surface and is wound around material volume, so that described electrode foil plate is drawn out from this material volume, described electrode foil plate has square opening formed thereon, and described square opening has vertical and four angles transversely that lay respectively at described electrode foil plate; The terminals that are connected to lead have on the described square opening that is superimposed upon electrode foil plate and are firmly attached to the joint of electrode foil plate; Wherein said electrode foil plate is connected securely with the pricker of the described terminals that are connected to lead by the quadricorn square configuration of tool on the horizontal cross-section, under four angles of described pricker are placed with respectively four corresponding to conditions in angle with described electrode foil plate, handle described pricker and sting described joint and described square opening from the upside of described joint, form the overlap of described joint thus at the downside of described electrode foil plate, so that by described electrode foil plate is connected mutually securely with the described joint of the terminals that are connected to lead.
5. electrolytic capacitor comprises: electrode foil plate, this electrode foil plate have the film former of handling in its surface and have hole formed thereon; Have on the described hole that is superimposed upon electrode foil plate and be firmly attached to the terminals that are connected to lead of electrode foil plate; Wherein handle thorn saturating described joint of acupuncture and described hole to form the overlap of joint, make described electrode foil plate be connected securely with the described terminals that are connected to lead by exerting pressure to them, so that by described electrode foil plate is connected mutually securely with the described joint of the terminals that are connected to lead, form the electrode foil plate that is connected to terminals thus, this electrode foil plate will be applied to the side of the positive electrode and the negative side of electrolytic capacitor respectively.
6. a production is connected to the device of the electrode foil plate of terminals, comprise decompressor, this decompressor contains: have the mould that is formed on the nib on the electrode foil plate and is positioned at electrode foil plate one side, this electrode foil plate has the film former of processing in its surface and is wound around material volume, so that described electrode foil plate is drawn out from this material volume; With the piercer on the opposite side that is positioned at described electrode foil plate, described piercer is moved in the described nib of described mould and with described mould and matches to form the hole on described electrode foil plate; Under the joint and the condition on its described hole that consistently is superimposed upon described electrode foil plate of the described terminals that are connected to lead, the terminals that are connected to lead are supplied to device on the described electrode foil plate; Sting device, this sting device contains pricker, this pricker is handled from a side shifting of described joint stings the described hole of described joint and described electrode foil plate to form the overlap of joint at the opposite side of described electrode foil plate, so that described electrode foil plate is connected mutually securely with the described terminals that are connected to lead.
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP84444/02 | 2002-03-25 | ||
| JP84444/2002 | 2002-03-25 | ||
| JP2002084444A JP4175822B2 (en) | 2002-03-25 | 2002-03-25 | Electrode foil with terminal and manufacturing method and apparatus thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1447359A CN1447359A (en) | 2003-10-08 |
| CN100380546C true CN100380546C (en) | 2008-04-09 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNB021604444A Expired - Lifetime CN100380546C (en) | 2002-03-25 | 2002-12-30 | Electrode foil with wiring terminal, it prodn. plant and method |
Country Status (6)
| Country | Link |
|---|---|
| JP (1) | JP4175822B2 (en) |
| KR (1) | KR100891476B1 (en) |
| CN (1) | CN100380546C (en) |
| MY (1) | MY142461A (en) |
| SG (1) | SG117425A1 (en) |
| TW (1) | TW564447B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110199366A (en) * | 2017-01-25 | 2019-09-03 | 日本贵弥功株式会社 | Capacitor and its manufacturing method |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP4878967B2 (en) * | 2006-09-07 | 2012-02-15 | 三洋電機株式会社 | Electrolytic capacitor |
| JP2008091562A (en) * | 2006-09-29 | 2008-04-17 | Nippon Chemicon Corp | Electrolytic capacitor |
| JP5321817B2 (en) * | 2009-03-31 | 2013-10-23 | 日本ケミコン株式会社 | Electrolytic capacitor and manufacturing method thereof |
| JP5402475B2 (en) * | 2009-09-30 | 2014-01-29 | 日本ケミコン株式会社 | Electrolytic capacitor manufacturing method |
| CN106710896A (en) * | 2016-12-22 | 2017-05-24 | 广东风华高新科技股份有限公司 | Electrolytic condenser core manufacturing device |
| JP2023067187A (en) | 2021-10-29 | 2023-05-16 | パナソニックＩｐマネジメント株式会社 | Electrolytic capacitor and manufacturing method for the same |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS63127527A (en) * | 1986-11-17 | 1988-05-31 | 日本ケミコン株式会社 | Manufacture of electrolytic capacitor |
| JPH07106203A (en) * | 1993-10-06 | 1995-04-21 | Matsushita Electric Ind Co Ltd | Connecting method between electrode foil and lead of aluminum electrolytic capacitor |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP3264674B2 (en) * | 1991-01-09 | 2002-03-11 | ニューセントラル株式会社 | Method of manufacturing electrode terminal for electrolytic capacitor |
| JP3438060B2 (en) * | 1994-02-24 | 2003-08-18 | ジェーシーシーエンジニアリング株式会社 | Electrode foil for capacitor and method of manufacturing the same |
| DE4426807A1 (en) * | 1994-07-28 | 1996-02-01 | Siemens Matsushita Components | Aluminium tape to lead through connection formation for electrolytic capacitor |
| JP3401976B2 (en) * | 1995-02-24 | 2003-04-28 | 松下電器産業株式会社 | Manufacturing method of aluminum electrolytic capacitor |
-
2002
- 2002-03-25 JP JP2002084444A patent/JP4175822B2/en not_active Expired - Lifetime
- 2002-10-22 TW TW091124283A patent/TW564447B/en not_active IP Right Cessation
- 2002-10-31 SG SG200206572A patent/SG117425A1/en unknown
- 2002-12-12 MY MYPI20024655A patent/MY142461A/en unknown
- 2002-12-30 CN CNB021604444A patent/CN100380546C/en not_active Expired - Lifetime
-
2003
- 2003-02-11 KR KR1020030008426A patent/KR100891476B1/en active IP Right Grant
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS63127527A (en) * | 1986-11-17 | 1988-05-31 | 日本ケミコン株式会社 | Manufacture of electrolytic capacitor |
| JPH07106203A (en) * | 1993-10-06 | 1995-04-21 | Matsushita Electric Ind Co Ltd | Connecting method between electrode foil and lead of aluminum electrolytic capacitor |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110199366A (en) * | 2017-01-25 | 2019-09-03 | 日本贵弥功株式会社 | Capacitor and its manufacturing method |
| CN110199366B (en) * | 2017-01-25 | 2021-12-31 | 日本贵弥功株式会社 | Capacitor and method for manufacturing the same |
Also Published As
| Publication number | Publication date |
|---|---|
| CN1447359A (en) | 2003-10-08 |
| JP4175822B2 (en) | 2008-11-05 |
| SG117425A1 (en) | 2005-12-29 |
| TW564447B (en) | 2003-12-01 |
| KR100891476B1 (en) | 2009-04-02 |
| JP2003282364A (en) | 2003-10-03 |
| MY142461A (en) | 2010-11-30 |
| KR20030077954A (en) | 2003-10-04 |
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