CN101320633A - Polarized capacitor aluminum case multi-station belt material continuous deep-drawing technique and continuous tandem die - Google Patents
Polarized capacitor aluminum case multi-station belt material continuous deep-drawing technique and continuous tandem die Download PDFInfo
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- CN101320633A CN101320633A CNA2008100625110A CN200810062511A CN101320633A CN 101320633 A CN101320633 A CN 101320633A CN A2008100625110 A CNA2008100625110 A CN A2008100625110A CN 200810062511 A CN200810062511 A CN 200810062511A CN 101320633 A CN101320633 A CN 101320633A
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Abstract
The invention relates to an aluminium case deep drawing technology of a capacitor and a deep drawing module. The invention is to provide a technology capable of synchronously punching multi-strand aluminium cases with good product quality and high production efficiency. The other purpose thereof is to provide a deep drawing module with compact and applied structure, good product quality, high production efficiency and low cost. The technical solution is aluminium case multi-station strip continuous deep drawing technology of electrolytic capacitor, comprising the steps of: 1) determining strip width according to stock layout of materials; 2) punching outline notches on the strip; 3) punching aluminium cases on strip in the middle of each outline notch; 4) separating the aluminium cases from the strip. The aluminium case multi-station strip continuous deep drawing module of electrolytic capacitor comprises convex modules of an upper module base and concave modules of a lower module base. The convex modules are arrayed into continuous row, and convex module holes are one-to-one corresponding to each other. 3 to 20 rows of convex modules are mounted on the deep drawing module. A notch module is respectively mounted in the front of each row of the convex module so as to form an outline notch.
Description
Technical field
The present invention relates to a kind of aluminum hull deep-drawing technique and cupping tool, specifically is aluminium shell of capacitor multi-station belt material continuous deep-drawing technique and multi-station belt material continuous deep-drawing mould.
Background technology
The inventor once disclosed a kind of polarized capacitor aluminum case band material progressive die in Chinese patent application file (application number 200420089948.0); This mould comprises the punch on the punch retainer that is fixed on upper bolster and is fixed on die on the die block of die shoe, and die is corresponding one by one up and down with punch, and described punch is respectively with pull and stretch, be arranged in a row towards the operation of explosion-proof groove, shaping, otch.This kind technology can continuous effective the qualified product of ground punching out, but punching out efficient still has much room for improvement.
Summary of the invention
An object of the present invention is to overcome the deficiency of above-mentioned background technology, a kind of improvement of continuous deep-drawing technique is provided, this technology should be on a band material punching out simultaneously go out many row's aluminum hulls, do not have the phase mutual interference between each row during punching out, and have good product quality, characteristics that production efficiency is high.
Another object of the present invention provides a kind of improvement of continuous deep drawing mold, and this Drawing Die should have practicality simple for structure, good product quality, production efficiency height, characteristics that cost is low.
The technical scheme that the present invention proposes is: polarized capacitor aluminum case multi-station belt material continuous deep-drawing technology the steps include:
1) carries out the stock layout of aluminum hull materials according to the transverse row number of aluminium shell of capacitor, and determine required band material width thus;
2) make the profile otch of respectively arranging the aluminum hull materials in band material upper punch, each profile otch is formed by the shaped form fracture that the 2-6 bar is interrupted, the band material position that each profile otch surrounds all becomes aluminum hull by the subsequent step punching out, and each profile otch is along the Width arrangement straggly of band material;
3) the band material upper punch in the middle of each profile otch of each row is made aluminum hull; Adopt 3-10 pull and stretch step therebetween, the band material pull and stretch on plane is become aluminum hull;
4) aluminum hull that punching out is finished separates from the band material.
Described profile otch is divided into 2-4 punching out step to be finished, each punching out step cutting 1-2 bar fracture.
The polarized capacitor aluminum case multi-station belt material continuous deep-drawing mould, comprise punch that is fixed on upper bolster and the die that is fixed on die shoe, described punch is arranged in a row continuous punch with 2-7 pull and stretch punch and explosion-proof geosynclinal convex mould, shaping punch, otch punch, and described die is provided with and each punch fit and row's die hole one to one up and down; It is characterized in that this Drawing Die is provided with 3-20 row punch, each is arranged punch and also is arranged in parallel each other along the Width layout of being with material, also is provided with the die hole of respective row number on the described die; Described front of respectively arranging punch is respectively arranged with notch die, so that form the profile otch earlier on the band material.
Described notch die comprises that 2-6 is cut mould, and the shaped form fracture that is interrupted with punching out 2-4 bar on the band material forms the profile otch.
Described punch is fixed on the upper bolster by punch retainer.
Described die is fixed on the die shoe by die block.
Operation principle of the present invention is: owing to make the profile otch in band material upper punch earlier, afterwards when each step of punching out and pull and stretch aluminum hull, though the punching out pull and stretch position of band material has produced violent deformation, but deformation is all halted at each incision position of profile otch, no longer extend to the position beyond the profile otch, thus to adjacent punching out pull and stretch position without any interfere with or compromise; This just can on the band material simultaneously side by side the punching out pull and stretch arrange (transversely arranged 3 to 20 rows on the band material) aluminum hull more, and product quality is guaranteed.According to the mould of this principle design, except having the continuous drawing function that existing mold possesses, also carry out the punching out pull and stretch of many row's aluminum hulls simultaneously, production efficiency obtains the raising of several times.
The invention has the beneficial effects as follows: the flushing technology that is provided is owing to make the profile otch that isolation deformation is used in band material upper punch earlier, not but still can guarantee the accurate positioning of each semi-finished product when the punching out pull and stretch, guaranteed the quality of pull and stretch processing, and can be implemented on the band material simultaneously side by side the punching out pull and stretch and arrange (3 to 20 row) aluminum hull more, make production efficiency obtain the raising of several times.The multi-station belt material continuous deep-drawing mould that is provided except the continuous drawing function that possesses existing mold, also carries out the punching out pull and stretch of many row's aluminum hulls simultaneously, and production efficiency is significantly improved; In addition, the practicality simple for structure of this Drawing Die, it is all not high with cost to make requirement.
Description of drawings
Fig. 1 is the main TV structure schematic diagram through the band material behind one embodiment of the present of invention punching out pull and stretch.
Fig. 2 is the structural representation of looking up of Fig. 1 band material.
Fig. 3 is a main TV structure schematic diagram of implementing forcing press Drawing Die of the present invention.
Fig. 4 is that A-A among Fig. 3 is to schematic diagram.
Fig. 5 is the main TV structure schematic diagram through the band material behind the another embodiment of the present invention punching out pull and stretch.
Embodiment
Polarized capacitor aluminum case multi-station belt material continuous deep-drawing technology the steps include:
1) carries out the stock layout of aluminum hull materials according to the transverse row number (generally can arrange) of aluminium shell of capacitor, and determine required band material width thus at 3-20; This is because the aluminium on plane is three-dimensional tubular aluminum hull through the punching press pull and stretch, is the process that a diameter progressively reduces, highly progressively increases; So the area of the plane aluminium that is adopted than the projected area big (also thicker) of aluminum hull, can calculate by empirical equation and determine.
2) make the profile otch of respectively arranging the aluminum hull materials in band material upper punch, each profile otch is formed by the shaped form fracture that the 2-6 bar is interrupted, the part band material that each profile otch is surrounded all becomes aluminum hull by the subsequent step punching out, and each profile otch is arranged along the Width of band material; Described profile otch can be divided into 2-4 punching out step to be finished, each punching out step cutting 1-2 bar fracture; The quantity of concrete punching out step can be determined as required.
3) the part band material upper punch in the middle of each profile otch of each row is made aluminum hull; Adopt 3-10 pull and stretch step therebetween, the band material pull and stretch on plane is become aluminum hull (among Fig. 1, Fig. 2 aluminum hull be shaped gradually) as can be known;
4) aluminum hull of punching out being finished 30 excises from the band material.
Fig. 1, Fig. 2 have shown the shape changing figure of band material in each concrete punching out pull and stretch step in one embodiment of the present of invention (the 4 row's aluminum hulls of punching out simultaneously); Aluminum hull in each concrete punching out pull and stretch step, progressively form (on forcing press, every punching out once, the advance distance of a profile otch of band material).
Show all in step I among Fig. 1, the Step II that punching out goes out 4 profile otch and (connects 4 profile otch with double dot dash line, expression is in same procedure of processing), each profile otch is made up of 4 shaped form fracture 1-1,1-2,1-3,1-4, and the part band material that each profile otch is surrounded is as the materials of punching out in subsequent step and pull and stretch aluminum hull.The disposable punching out of step I among Fig. 1 has gone out all fractures; In the Step II, all fractures are further torn (not demonstrating among the figure).
The nature, also can make shaped form fracture 1-1 and 1-3 at step I subpunch, during Step II again punching out go out shaped form fracture 1-2 and 1-4; The perhaps directly disposable punching out (only with a punching out step) of finishing all shaped form fractures in step I; These can be determined as required.
The band material is through Step II I, step IV among Fig. 1, the punching out pull and stretch of step V, step VI afterwards, and aluminum hull progressively forms; And the projected area of the aluminum hull material 1 of profile otch middle part (aluminum hull semi-finished product) is progressively to reduce, and highly is progressively to increase.The deformation that aluminum hull material 1 produces makes shaped form fracture 1-1,1-2,1-3,1-4 be become four breach 1-1 ', 1-2 ', 1-3 ', 1-4 ' by drawing crack respectively, only have only four muscle that aluminum hull material 1 and band material are on every side maintained together, guarantee the punching out correct position of aluminum hull material 1.The existence of these four breach has also been arranged just, the deformation that aluminum hull material 1 produces can have been terminated in certain limit, and not have influence on the punching out of adjacent aluminum hull material.Another conspicuous advantage of the arrangement mode that Fig. 1 shows is that the utilance of material reaches the highest, remaining feed back minimum (consumes least) after the punching out.
Adopt the polarized capacitor aluminum case multi-station belt material continuous deep-drawing mould of above-mentioned technology; Comprise punch that is fixed on upper bolster and the die that is fixed on die shoe, described punch is arranged in a row continuous punch with 2-7 pull and stretch punch and explosion-proof geosynclinal convex mould, shaping punch, otch punch, and described die is provided with and each punch fit and row's die hole one to one up and down.
The polarized capacitor aluminum case multi-station belt material continuous deep-drawing mould that Fig. 3 shows comprises upper bolster 11, die shoe 24 and therebetween guide pillar, guide pin bushing, the die shank that links to each other with forcing press etc.; Punch 14 and associated components thereof are fixed on the upper bolster, and die 20 and associated components thereof, ejector 25 are fixed on the die shoe 24, and stripper plate 16 is placed in the middle.From top to bottom be convex mould pad 12, punch retainer 13, stripper plate 16, die block 20, die backing plate 22, ejector 25 successively in the mould, stripper plate is enclosed within on the stripper plate guide pillar 18 by its guide hole, be with spring 19 on this guide pillar, convex mould pad, die backing plate 22, punch retainer 13, die block 20, stripper plate all are single piece, all can make the close rectangle of area, its thickness should be fixed according to the diameter of pressing product, total principle is that punching out is large diameter thicker, otherwise thin.Columniform punch is fastened on the punch retainer, and the punch that wherein plays the pull and stretch effect has 3 at least, and this recently sets according to pull and stretch; Pull and stretch is than big, and the punch number is some more, otherwise less.They are descending or be arranged in order from short to long point-blank by its length by its diameter, rise towards each one of the punch of explosion-proof groove, shaping, cutting action, and their diameter equates substantially with length, has come the back of the punch of pull and stretch effect successively.Because the polarized capacitor aluminum case of institute's punching out is a kind of series of products, diameter, length have nothing in common with each other, so the diameter of punch 4 and length should be by the dimensional requirement designs of pressing product, spacing size between each punch 4 of different moulds is also relevant with diameter, the length scale of pressing product finished product, but the centre-to-centre spacing of each punch of same mould should be equal fully.Stripper plate is provided with circular hole 15, corresponding also being arranged in order point-blank of position, diameter of punch of circular hole 15 and its top; Internal diameter and the degree of depth also are fastened on the die block with the corresponding die of the punch of top, and wherein the die that cooperates with the punch that plays the pull and stretch effect is linked to be single piece and is located on the die block; Also be provided with on the described die block and rise, describedly be located in the hole 23 with a die that matches towards the punch of explosion-proof groove, shaping, cutting action towards the corresponding hole 22 of position, diameter, length of the punch of explosion-proof groove, shaping, cutting action.Above structure is that 200420089948.0 technical scheme is identical with application number all.
The present invention is provided with arrange (3-20 row is generally arranged) punch more on this Drawing Die, each is arranged punch and is arranged in parallel each other along being with the Width of expecting to arrange also; Also be correspondingly provided with the die hole of respective row number on the described die; The described punch of respectively arranging is respectively arranged with notch die 14-1 before, so that form the profile otch earlier on the band material, is convenient to subsequent step punching out aluminum hull.Described notch die comprises that 2-6 cuts mould (show 2 among Fig. 1 and cut mould), so that punching out 2-4 bar forms the shaped form fracture (showing 4 shaped form fracture 1-1,1-2,1-3,1-4 among the figure) of the interruption of profile otch on the band material.
During work, this Drawing Die is installed on the forcing press, the aluminium matter band material of dish dress is passed through by the transmission rhythm and pace of moving things is equidistant below stripper plate continuously by pay-off, makes the shaped form fracture by notch die in band material upper punch at first and forms the profile otch; The then band material joint that advances in the mould, by the punch punching out shaping of diameter maximum, length minimum, aluminium strip again toward interior transmission one joint, then the semi-finished product that are shaped of second punch punching out for the first time again pull and stretch once, the convex mould diameter of use reduces, the length increasing; Again by the past interior transmission of joint, after being subjected at least 3 pull and stretch, the semi-finished product diameter reduce with length increase to meet the trimmed size requirement after, respectively by rising towards each punching out of punch of explosion-proof groove, shaping, cutting action once, each row promptly finishes the production of a polarized capacitor aluminum case again.Because be many rows punching out simultaneously, sending to of band material is continuous action, and punching out is also undertaken by continuous rhythm, therefore in process subsequently, just becomes and whenever dashes the production of once promptly having finished many aluminum hulls.
Fig. 2 has shown the shape changing figure of band material in each concrete punching out pull and stretch step in an alternative embodiment of the invention (the 8 row's aluminum hulls of punching out simultaneously).According to thinking of the present invention, punching out simultaneously is 20 rows' aluminum hull nearly.
Still it should be noted that: for drawing clear, only shown the section of row's punch and die among Fig. 3, the projection of all the other punch is omitted.
Claims (7)
1, polarized capacitor aluminum case multi-station belt material continuous deep-drawing technology the steps include:
1) carries out the stock layout of aluminum hull materials according to the transverse row number of aluminium shell of capacitor, and determine required band material width thus;
2) make the profile otch of respectively arranging aluminum hull usefulness material in band material upper punch, each profile otch is formed by the shaped form fracture that the 2-6 bar is interrupted, the band material position that each profile otch surrounds all becomes aluminum hull by the subsequent step punching out, and each profile otch is along the Width arrangement straggly of band material;
3) the band material upper punch in the middle of each profile otch of each row is made aluminum hull; Adopt 3-10 pull and stretch step therebetween, the band material pull and stretch on plane is become aluminum hull;
4) aluminum hull that punching out is finished separates from the band material.
2, polarized capacitor aluminum case multi-station belt material continuous deep-drawing technology according to claim 1 is characterized in that described profile otch is divided into 2-4 punching out step and finishes, each punching out step cutting 1-2 bar fracture.
3, polarized capacitor aluminum case multi-station belt material continuous deep-drawing mould, comprise punch (14) that is fixed on upper bolster (11) and the die (20) that is fixed on die shoe (24), described punch is arranged in a row continuous punch with 2-7 pull and stretch punch and explosion-proof geosynclinal convex mould, shaping punch, otch punch, and described die is provided with and each punch fit and row's die hole one to one up and down; It is characterized in that this Drawing Die is provided with 3-20 row punch, each is arranged punch and also is arranged in parallel each other along the Width layout of being with material, also is provided with the die hole of respective row number on the described die; Described front of respectively arranging punch is respectively arranged with notch die (14-1), so that form the profile otch earlier on the band material.
4, polarized capacitor aluminum case multi-station belt material continuous deep-drawing mould according to claim 3 is characterized in that described notch die comprises that 2-6 is cut mould, and the shaped form fracture that is interrupted with punching out 2-6 bar on the band material forms the profile otch.
5,, it is characterized in that described punch is fixed on the upper bolster by punch retainer (13) according to claim 3 or 4 described polarized capacitor aluminum case multi-station belt material continuous deep-drawing moulds.
6,, it is characterized in that described die is fixed on the die shoe by die block (22) according to claim 3 or 4 described polarized capacitor aluminum case multi-station belt material continuous deep-drawing moulds.
7, polarized capacitor aluminum case multi-station belt material continuous deep-drawing mould according to claim 5 is characterized in that described die is fixed on the die shoe by die block (22).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2008100625110A CN101320633B (en) | 2008-06-13 | 2008-06-13 | Electrolytic capacitor aluminum case multi-station belt material continuous deep-drawing technique and continuous tandem die |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2008100625110A CN101320633B (en) | 2008-06-13 | 2008-06-13 | Electrolytic capacitor aluminum case multi-station belt material continuous deep-drawing technique and continuous tandem die |
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| Publication Number | Publication Date |
|---|---|
| CN101320633A true CN101320633A (en) | 2008-12-10 |
| CN101320633B CN101320633B (en) | 2011-05-04 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN2008100625110A Active CN101320633B (en) | 2008-06-13 | 2008-06-13 | Electrolytic capacitor aluminum case multi-station belt material continuous deep-drawing technique and continuous tandem die |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101920286A (en) * | 2010-07-21 | 2010-12-22 | 青岛海立达冲压件有限公司 | Method for machining blanking blanks of compressor shell |
| CN106424340A (en) * | 2016-10-13 | 2017-02-22 | 江苏钱达能源科技有限公司 | Composite die kitting structure |
| CN109513820A (en) * | 2018-12-21 | 2019-03-26 | 如东联亿机电有限公司 | A kind of cupping tool of polarized capacitor aluminum case and the technique for producing aluminum hull using it |
| CN111229931A (en) * | 2020-02-22 | 2020-06-05 | 厦门山润峰工贸有限公司 | Continuous stretch forming die for capacitor shell |
| CN113145763A (en) * | 2021-04-02 | 2021-07-23 | 东莞市钮纽实业有限公司 | High-speed stamping die for producing metal parts |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2759632Y (en) * | 2004-09-28 | 2006-02-22 | 詹有耕 | Aluminium case strip material continuous stretching die for electrolytic capacitor |
| CN201229855Y (en) * | 2008-06-13 | 2009-04-29 | 詹有耕 | Aluminum case multi-position belt material continuously stretching die for electrolytic capacitor |
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2008
- 2008-06-13 CN CN2008100625110A patent/CN101320633B/en active Active
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101920286A (en) * | 2010-07-21 | 2010-12-22 | 青岛海立达冲压件有限公司 | Method for machining blanking blanks of compressor shell |
| CN101920286B (en) * | 2010-07-21 | 2012-05-16 | 青岛海立达冲压件有限公司 | Method for machining blanking blanks of compressor shell |
| CN106424340A (en) * | 2016-10-13 | 2017-02-22 | 江苏钱达能源科技有限公司 | Composite die kitting structure |
| CN109513820A (en) * | 2018-12-21 | 2019-03-26 | 如东联亿机电有限公司 | A kind of cupping tool of polarized capacitor aluminum case and the technique for producing aluminum hull using it |
| CN111229931A (en) * | 2020-02-22 | 2020-06-05 | 厦门山润峰工贸有限公司 | Continuous stretch forming die for capacitor shell |
| CN113145763A (en) * | 2021-04-02 | 2021-07-23 | 东莞市钮纽实业有限公司 | High-speed stamping die for producing metal parts |
| CN113145763B (en) * | 2021-04-02 | 2023-03-10 | 东莞市钮纽实业有限公司 | High-speed stamping die for producing metal parts |
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| CN101320633B (en) | 2011-05-04 |
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