CN104043727B - A kind of securing member processing method and securing member continuous mould - Google Patents
A kind of securing member processing method and securing member continuous mould Download PDFInfo
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- CN104043727B CN104043727B CN201410274580.3A CN201410274580A CN104043727B CN 104043727 B CN104043727 B CN 104043727B CN 201410274580 A CN201410274580 A CN 201410274580A CN 104043727 B CN104043727 B CN 104043727B
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Abstract
The present invention relates to a kind of securing member processing method and device, material strip cuts out the middleware along material strip lateral symmetry protuberance; Drawing mechanism drawing goes out barrel; Rush through hole and flange at the middle part of barrel, make barrel become straight barrel; In the middle part operation of adjacent two intermediates, blank is carried out to the bump pad of last intermediate, make bump pad form symmetrical flank face, and form lateral part surface in the end of intermediate, cut out the straight loading end in edge in the end of a rear intermediate; Formation is isolated only in the upset face that via hole side is connected with intermediate with intermediate in plane both sides, straight barrel root place, and the part between upset face and flank face is basal plane; Described securing member is obtained by repeatedly bending and forming operation.Material strip is carried out pulsed operation successively by the present invention on adjacent multiple stations can form described securing member, improves production efficiency and avoids the error that existing processing mode brings, improve product quality while reducing production cost.
Description
Technical field
The present invention relates to continuous mould field, is especially a kind of securing member processing method and securing member continuous mould.
Background technology
As shown in Figure 1, Figure 2 and shown in Fig. 3, the connecting ring 15 that this securing member comprises straight barrel 11 on the upset face of being positioned at, be positioned at the flank face 12 of straight barrel week side and lateral part surface 13, the loading end 14 parallel with upset face and be positioned in the middle part of loading end, upset face is connected with loading end by connecting side 16, connecting ring side be connected with loading end and and in 15 degree of angles between loading end, the inside of straight barrel has internal thread, is positioned at straight barrel upper end opening ovalize.As previously indicated, the textural anomaly of this securing member is complicated, the cost adopting the independent operation of multiple tracks to process it by existing processing method is higher, and the relative positional accuracy relation between securing member each several part is difficult to ensure, the percent defective producing this securing member by existing processing method is higher, and economic benefit is poor.
Summary of the invention
The object of the invention is to solve the problems of the technologies described above, and provides a kind of securing member continuous mould and securing member processing method, is specifically realized by following technical scheme:
A kind of securing member processing method, material strip is fed in securing member continuous mould, and on each station of material strip in securing member continuous mould, pulsed moves, and carries out following operation successively: on material strip, go out locating hole by each station of securing member continuous mould to material strip; Then on material strip, cut out the intermediate along material strip lateral symmetry protuberance, this intermediate is connected along one end of material strip longitudinal direction with material strip, and the other end departs from material strip; Drawing mechanism goes out barrel by 7 drawing operations drawing in the middle of bump pad; Through hole is rushed at the middle part of barrel; Flange operation is carried out to through hole, makes barrel become straight barrel; The part internal thread extruding being positioned at straight barrel end eliminated by hole extruding machine and make straight barrel end ovalize after tapping internal thread by mould tapping machine in straight barrel, material cutting mechanism is in adjacent two intermediates i.e. middle part operation of the first intermediate and the second intermediate; Material cutting mechanism carries out blank to the bump pad of the first intermediate, makes bump pad form symmetrical flank face, and forms lateral part surface in the end of the first intermediate, cut out the straight loading end in edge in the end of the second intermediate; The middle clout of flank face and lateral part surface is excised, and inside the interface point of flank face and lateral part surface, punch out two via holes, in the middle part of loading end, punch out the connecting ring be only connected with material strip by 2 in side, between connecting ring and straight barrel, cut out the resigning hole of rectangle; Two flank face bendings are made itself and material strip plane orthogonal; Carrying out cutting off operation between via hole with resigning hole at two makes two via holes be communicated with formation the 3rd intermediate with the hole at resigning hole place respectively, plane both sides, straight barrel root place and the 3rd intermediate are isolated formation only in the upset face that via hole side is connected with the 3rd intermediate, and the part between upset face and flank face is basal plane; The bending that upset faced down makes it to be 30 degree of angles with basal plane, and lateral part surface forms 60 degree of angles under the effect of corresponding mould and between upset face, is meanwhile made it by connecting ring downward bending to be that 15 degree of angles form the 4th intermediate with loading end; Carrying out repeatedly bending operation in resigning hole both sides makes in 30 degree of angles between loading end and basal plane, and the 4th intermediate keeps straight formation to connect side at resigning hole place; Final upset face is parallel with loading end obtains described securing member.
A kind of securing member continuous mould, comprise and be set in turn in drawing mechanism between upper bolster and die shoe, the first material cutting mechanism and the second material cutting mechanism, the material strip between upper bolster, die shoe forms the intermediate that be in different processing stages corresponding with multiple station under the effect of described each mechanism, described drawing mechanism comprises the many groups drawing assembly be successively set in adjacent stations, and the drawing diameter of each drawing assembly reduces gradually, and drawing depth progressively increases, and makes the middle part of the first intermediate form barrel, described first material cutting mechanism comprises one group of first blank assembly corresponding with the both lateral sides part of material strip, described first blank assembly comprise respectively with upper bolster, the first blank punch that die shoe connects and the first blank die, the middle part of described first blank punch is protruding to the middle part of material strip, the side of high spot is straight cut, its opposite side has angular cutouts, the end corresponding with angular cutouts end has salient point otch, this first material cutting mechanism makes the first adjacent intermediate and the second intermediate form the straight loading end in edge respectively and edge has flank face, the upset face of lateral part surface, described upset face and the part in the middle of loading end are for being connected side, described second material cutting mechanism comprises one group of machining hole blank assembly and multiple clout excision assembly.
Described securing member continuous mould, it designs further and is to be provided with punch mechanism, flange body, mould tapping machine and hole extruding machine in described drawing mechanism successively with on the corresponding station between the first material cutting mechanism.
Described securing member continuous mould, its further design be described second material cutting mechanism subsequent work stations is provided with bending first bending mechanism that upset to be faced down.
Described securing member continuous mould, its further design be that the Bending Mould of described first bending mechanism is relative with the border between flank face and upset face, by two step bending operations make two flank faces and upset face orthogonal.
Described securing member continuous mould, it designs further and is also to comprise the second bending mechanism be successively set on the first bending mechanism subsequent work stations, bent reshaping mechanism, the 3rd bending mechanism, the 4th bending mechanism and the 5th bending mechanism, described second bending mechanism is relative with described connecting ring and the face of upset, make to form 15 degree of angles between connecting ring and loading end, make between lateral part surface and upset face, to form 60 degree of angles while making upset face and material strip plane form 30 degree of angles; Described bent reshaping mechanism carries out shaping to the angle between lateral part surface and upset face; The Bending Mould of described 3rd bending mechanism, the 4th bending mechanism and the 5th bending mechanism is all relative with the junction between upset face and loading end with connection side, keeping making basal plane form 90 degree of angles with being connected to form 60 degree of angles, loading ends between side and be connected between side by repeatedly bending operation under the prerequisite connecting flat sides, make between basal plane and loading end, to form 30 angles thus upset face and loading end keeping parallelism.
Described securing member continuous mould, it designs further and is, described 5th bending mechanism subsequent work stations is provided with the second bent reshaping mechanism, described second bent reshaping mechanism comprises patrix connecting plate, a pair bent reshaping upper die and lower die connecting plate and a pair bent reshaping counterdie, and described a pair bent reshaping patrix is fixedly installed on the downside of upper bolster by patrix connecting plate, counterdie connecting plate is fixedly installed on die shoe, and described a pair bent reshaping counterdie slide in opposition is arranged on described counterdie connecting plate, the lower end of described a pair bent reshaping patrix be symmetrically arranged with mutually drive domatic, the part that bent reshaping counterdie is relative with bent reshaping patrix is provided with domatic towards relative passive domatic with described driving, when described bent reshaping patrix moves down with upper bolster, by driving, domatic extruding is passive domaticly makes two bent reshaping counterdies move toward one another on counterdie connecting plate, the side that two bent reshaping counterdies face one another is provided with re-shaping exercise face, described two re-shaping exercise faces are respectively horizontal by 75 degree, 105 degree of angles, two re-shaping exercise faces are carried out shaping to loading end and basal plane respectively and are guaranteed between loading end and basal plane in 30 degree of angles, two bent reshaping counterdies are connected with counterdie connecting plate elasticity respectively by spring.
Material strip is carried out pulsed operation successively by the present invention on adjacent multiple stations can form described securing member, improves production efficiency and avoids the error that existing processing mode brings, improve product quality while reducing production cost.
Accompanying drawing explanation
Fig. 1 is the axonometric drawing of securing member.
Fig. 2 is the top view of securing member.
Fig. 3 is the side view of securing member.
Fig. 4 is part Layout corresponding to drawing operation.
Fig. 5 is punching, flange, part Layout that plastic operation is corresponding.
Fig. 6 is part Layout corresponding to tapping operation.
Fig. 7 is the part Layout of crowded hole, blank and flank face bending operation.
Fig. 8 is multiple tracks bending operation until the shaping part Layout of final product.
Fig. 9 is securing member continuous mould overall structure schematic diagram.
Figure 10 is the second bending mechanism structural representation.
Figure 11 is bent reshaping mechanism structure schematic diagram.
Figure 12 is the 4th bending mechanism structural representation.
Figure 13 is the 5th bending mechanism structural representation.
Figure 14 is the second bent reshaping mechanism structure schematic diagram.
Detailed description of the invention
Below in conjunction with Figure of description and embodiment, the present invention is further described.
Composition graphs 1, Fig. 2 and Fig. 3, the connecting ring 15 that this securing member of this securing member comprises straight barrel 11 on the upset face of being positioned at 17, be positioned at the flank face 12 of straight barrel week side and lateral part surface 13, the loading end 14 parallel with upset face and be positioned in the middle part of loading end, upset face is connected with loading end by connecting side 16, connecting ring side be connected with loading end and and in 15 degree of angles between loading end, the inside of straight barrel has internal thread, is positioned at straight barrel upper end opening ovalize.
The processing method of above-mentioned securing member is as follows, material strip 2 is fed in securing member continuous mould, on each station of material strip in securing member continuous mould, pulsed moves, and carries out following operation successively: on material strip, go out locating hole 21 by each several part of securing member continuous mould to material strip; Then on material strip, cut out the intermediate 22 along material strip lateral symmetry protuberance, this intermediate 22 is connected along one end of material strip longitudinal direction with material strip, and the other end departs from material strip; Drawing mechanism goes out barrel 23 by 7 drawing operations drawing in the middle of bump pad; Through hole 24 is rushed at the middle part of barrel; Flange operation is carried out to through hole, makes barrel become straight barrel 25; As shown in Figure 6, Figure 7, by hole extruding machine, the part internal thread extruding being positioned at straight barrel end is eliminated and made straight barrel end ovalize after tapping internal thread by mould tapping machine in straight barrel, form the first intermediate, the first intermediate is the second intermediate along the intermediate of material strip direction of travel side; First material cutting mechanism is in adjacent two intermediates i.e. middle part operation of the first intermediate and the second intermediate, blank is carried out to the bump pad of the first intermediate, bump pad is made to form symmetrical flank face 12, and form lateral part surface 13 in the end of the first intermediate, cut out the straight loading end in edge 14 in the end of the second intermediate; The middle clout of flank face and lateral part surface is excised, and inside the interface point of flank face and lateral part surface, punch out two via holes 26, punch out in the middle part of loading end 14 only in side by 2 connecting rings be connected with material strip 15, between connecting ring and straight barrel, cut out the resigning hole 27 of rectangle; Two flank face bendings are made itself and material strip plane orthogonal; Carrying out cutting off operation between via hole with resigning hole at two makes two via holes be communicated with formation the 3rd intermediate with the hole at resigning hole place respectively, plane both sides, straight barrel root place and the 3rd intermediate are isolated formation only in the upset face 17 that via hole side is connected with the 3rd intermediate, and the part between upset face 17 and flank face 12 is basal plane 29; The bending that upset faced down makes it to be 30 degree of angles with basal plane, and lateral part surface 13 forms 60 degree of angles under the effect of corresponding mould and between upset face, and meanwhile being made it by connecting ring 15 downward bending is that 15 degree of angles form the 4th intermediate with loading end; Carrying out repeatedly bending operation in resigning hole 27 both sides makes in 30 degree of angles between loading end and basal plane, and the 4th intermediate keeps straight formation to connect side 16 at resigning hole place; Final upset face is parallel with loading end obtains described securing member.
Securing member continuous mould comprises and is set in turn in drawing mechanism 3, first material cutting mechanism between upper bolster and die shoe and the second material cutting mechanism (is not marked in figure, the punch of two material cutting mechanisms and the shape of corresponding die can be inferred in conjunction with station g24, g25 in general knowledge known in this field and Layout), the material strip between upper bolster, die shoe forms the intermediate that be in different processing stages corresponding with multiple station under the effect of each mechanism, drawing mechanism comprises the many groups drawing assembly be successively set in adjacent stations, and the drawing diameter of each drawing assembly reduces gradually, and drawing depth progressively increases, and makes the middle part of the first intermediate form barrel, first material cutting mechanism comprises one group of first blank assembly corresponding with the both lateral sides part of material strip, first blank assembly comprise respectively with upper bolster, the first blank punch 4 and the first blank die that die shoe connects, the middle part of the first blank punch 4 is protruding to the middle part of material strip, the side of high spot is straight cut, its opposite side has angular cutouts, the end corresponding with angular cutouts end has salient point otch, (the first blank punch using 4 in Layout as mark, the shape marking 4 corresponding positions is the section configuration of the first blank punch, the shape of the first blank die is corresponding with the shape of the first blank punch, do not make separate marking) this first material cutting mechanism makes the first intermediate, second intermediate forms the straight loading end in edge respectively and edge has flank face, the upset face of lateral part surface, upset face and the part in the middle of loading end are for being connected side, second material cutting mechanism comprises one group of machining hole blank assembly and multiple clout excision assembly.
Corresponding station between drawing mechanism with the first material cutting mechanism is provided with successively punch mechanism, flange body, mould tapping machine and hole extruding machine (each mechanism is prior art, and each mechanism installation site can draw in conjunction with Layout, does not mark in figure) herein.
Second material cutting mechanism subsequent work stations is provided with the first bending mechanism by overturning the bending that faces down.
The Bending Mould of the first bending mechanism is relative with the border between flank face and upset face, by two step bending operations make two flank faces and upset face orthogonal, as shown in station g26, g27 in Fig. 7.
Securing member continuous mould also comprises the second bending mechanism 5 be successively set on the first bending mechanism subsequent work stations, bent reshaping mechanism 6, the 3rd bending mechanism, the 4th bending mechanism 7 and the 5th bending mechanism 8, second bending mechanism is relative with connecting ring and the face of upset, make to form 15 degree of angles between connecting ring and loading end, make between lateral part surface and upset face, to form 60 degree of angles while making upset face and material strip plane form 30 degree of angles; Bent reshaping mechanism carries out shaping to the angle between lateral part surface and upset face; The Bending Mould of the 3rd bending mechanism, the 4th bending mechanism and the 5th bending mechanism is all relative with the junction between upset face and loading end with connection side, keeping making basal plane and the angle be connected between side be 60 degree by repeatedly bending operation under the prerequisite connecting flat sides, loading end is 90 degree with the angle be connected between side, makes to form 30 angles between basal plane and loading end thus upset face and loading end keeping parallelism.
5th bending mechanism subsequent work stations is provided with the second bent reshaping mechanism 9, second bent reshaping mechanism comprises patrix connecting plate 91, a pair bent reshaping patrix 92, counterdie connecting plate 93 and a pair bent reshaping counterdie 94, and a pair bent reshaping patrix is fixedly installed on the downside of upper bolster by patrix connecting plate, counterdie connecting plate is fixedly installed on die shoe, and described a pair bent reshaping counterdie slide in opposition is arranged on described counterdie connecting plate, the lower end of a pair bent reshaping patrix is symmetrically arranged with mutually and drives domatic 97, the part that bent reshaping counterdie is relative with bent reshaping patrix be provided with drive domatic towards relative passive domatic 95, when bent reshaping patrix moves down with upper bolster, by driving, domatic extruding is passive domaticly makes two bent reshaping counterdies move toward one another on counterdie connecting plate, the side that two bent reshaping counterdies face one another is provided with re-shaping exercise face 96, two re-shaping exercise faces are respectively horizontal by 75 degree, 105 degree of angles, two re-shaping exercise faces are carried out shaping to loading end and basal plane respectively and are guaranteed between loading end and basal plane in 30 degree of angles, two bent reshaping counterdies are connected with counterdie connecting plate elasticity respectively by spring 98.
Material strip is carried out pulsed operation successively by the present invention on adjacent multiple stations can form described securing member, improves production efficiency and avoids the error that existing processing mode brings, improve product quality while reducing production cost.
Claims (7)
1. a securing member processing method, it is characterized in that, material strip is fed in securing member continuous mould, and on each station of material strip in securing member continuous mould, pulsed moves, and carries out following operation successively: on material strip, go out locating hole by each station of securing member continuous mould to material strip; Then on material strip, cut out the intermediate along material strip lateral symmetry protuberance, this intermediate is connected along one end of material strip longitudinal direction with material strip, and the other end departs from material strip; Drawing mechanism goes out barrel by 7 drawing operations drawing in the middle of bump pad; Through hole is rushed at the middle part of barrel; Flange operation is carried out to through hole, makes barrel become straight barrel; The part internal thread extruding being positioned at straight barrel end eliminated by hole extruding machine and make straight barrel end ovalize after tapping internal thread by mould tapping machine in straight barrel, material cutting mechanism is in adjacent two intermediates i.e. middle part operation of the first intermediate and the second intermediate; Material cutting mechanism carries out blank to the bump pad of the first intermediate, makes bump pad form symmetrical flank face, and forms lateral part surface in the end of the first intermediate, cut out the straight loading end in edge in the end of the second intermediate; The middle clout of flank face and lateral part surface is excised, and inside the interface point of flank face and lateral part surface, punch out two via holes, in the middle part of loading end, punch out the connecting ring be only connected with material strip by 2 in side, between connecting ring and straight barrel, cut out the resigning hole of rectangle; Two flank face bendings are made itself and material strip plane orthogonal; Carrying out cutting off operation between via hole with resigning hole at two makes two via holes be communicated with formation the 3rd intermediate with the hole at resigning hole place respectively, plane both sides, straight barrel root place and the 3rd intermediate are isolated formation only in the upset face that via hole side is connected with the 3rd intermediate, and the part between upset face and flank face is basal plane; The bending that upset faced down makes it to be 30 degree of angles with basal plane, and lateral part surface forms 60 degree of angles under the effect of corresponding mould and between upset face, is meanwhile made it by connecting ring downward bending to be that 15 degree of angles form the 4th intermediate with loading end; Carrying out repeatedly bending operation in resigning hole both sides makes in 30 degree of angles between loading end and basal plane, and the 4th intermediate keeps straight formation to connect side at resigning hole place; Final upset face is parallel with loading end obtains described securing member.
2. one kind adopts the securing member continuous mould of securing member processing method described in claim 1, it is characterized in that comprising and be set in turn in drawing mechanism between upper bolster and die shoe, the first material cutting mechanism and the second material cutting mechanism, the material strip between upper bolster, die shoe forms the intermediate that be in different processing stages corresponding with multiple station under the effect of described each mechanism, described drawing mechanism comprises the many groups drawing assembly be successively set in adjacent stations, and the drawing diameter of each drawing assembly reduces gradually, and drawing depth progressively increases, and makes the middle part of the first intermediate form barrel, described first material cutting mechanism comprises one group of first blank assembly corresponding with the both lateral sides part of material strip, described first blank assembly comprise respectively with upper bolster, the first blank punch that die shoe connects and the first blank die, the middle part of described first blank punch is protruding to the middle part of material strip, the side of high spot is straight cut, its opposite side has angular cutouts, the end corresponding with angular cutouts end has salient point otch, this first material cutting mechanism makes the first adjacent intermediate and the second intermediate form the straight loading end in edge respectively and edge has flank face, the upset face of lateral part surface, described upset face and the part in the middle of loading end are for being connected side, described second material cutting mechanism comprises one group of machining hole blank assembly and multiple clout excision assembly.
3. securing member continuous mould according to claim 2, is characterized in that, is provided with punch mechanism, flange body, mould tapping machine and hole extruding machine in described drawing mechanism successively with on the corresponding station between the first material cutting mechanism.
4. securing member continuous mould according to claim 2, is characterized in that, described second material cutting mechanism subsequent work stations is provided with the first bending mechanism, shut-off mechanism.
5. securing member continuous mould according to claim 4, is characterized in that, the Bending Mould of described first bending mechanism is relative with the border between flank face and upset face, by two step bending operations make two flank faces and upset face orthogonal.
6. securing member continuous mould according to claim 4, characterized by further comprising the second bending mechanism be successively set on the first bending mechanism subsequent work stations, bent reshaping mechanism, the 3rd bending mechanism, the 4th bending mechanism and the 5th bending mechanism, described second bending mechanism is relative with described connecting ring and the face of upset, make to form 15 degree of angles between connecting ring and loading end, make between lateral part surface and upset face, to form 60 degree of angles while making upset face and material strip plane form 30 degree of angles; Described bent reshaping mechanism carries out shaping to the angle between lateral part surface and upset face; The Bending Mould of described 3rd bending mechanism, the 4th bending mechanism and the 5th bending mechanism is all relative with the junction between upset face and loading end with connection side, keeping making basal plane form 90 degree of angles with being connected to form 60 degree of angles, loading ends between side and be connected between side by repeatedly bending operation under the prerequisite connecting flat sides, making formation 30 degree of angles between basal plane with loading end thus upset face is parallel with loading end.
7. securing member continuous mould according to claim 6, it is characterized in that, described 5th bending mechanism subsequent work stations is provided with the second bent reshaping mechanism, described second bent reshaping mechanism comprises patrix connecting plate, a pair bent reshaping upper die and lower die connecting plate and a pair bent reshaping counterdie, and described a pair bent reshaping patrix is fixedly installed on the downside of upper bolster by patrix connecting plate, counterdie connecting plate is fixedly installed on die shoe, and described a pair bent reshaping counterdie slide in opposition is arranged on described counterdie connecting plate, the lower end of described a pair bent reshaping patrix be symmetrically arranged with mutually drive domatic, the part that bent reshaping counterdie is relative with bent reshaping patrix is provided with domatic towards relative passive domatic with described driving, when described bent reshaping patrix moves down with upper bolster, by driving, domatic extruding is passive domaticly makes two bent reshaping counterdies move toward one another on counterdie connecting plate, the side that two bent reshaping counterdies face one another is provided with re-shaping exercise face, described two re-shaping exercise faces are respectively horizontal by 75 degree, 105 degree of angles, two re-shaping exercise faces are carried out shaping to loading end and basal plane respectively and are guaranteed between loading end and basal plane in 30 degree of angles, two bent reshaping counterdies are connected with counterdie connecting plate elasticity respectively by spring.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201410274580.3A CN104043727B (en) | 2014-06-18 | 2014-06-18 | A kind of securing member processing method and securing member continuous mould |
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| CN201410274580.3A CN104043727B (en) | 2014-06-18 | 2014-06-18 | A kind of securing member processing method and securing member continuous mould |
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| CN104043727A CN104043727A (en) | 2014-09-17 |
| CN104043727B true CN104043727B (en) | 2016-02-24 |
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Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN105436318B (en) * | 2015-12-31 | 2018-04-20 | 上海昶宏汽车配件有限公司 | A kind of progressive die for being used to process automotive starter shell |
| CN106891132B (en) * | 2017-01-19 | 2018-11-30 | 杭州吉众机电股份有限公司 | Hard disk box base process equipment and its processing method |
| CN106807835B (en) * | 2017-02-21 | 2018-10-26 | 安徽汇精智能工业科技有限公司 | Ultraprecise onlaps miscellaneous high breaking striking Pressing technology of bracket and mold |
| CN107214245A (en) * | 2017-06-14 | 2017-09-29 | 江苏博俊工业科技股份有限公司 | The progressive die even cuts band folded structure |
| CN112548578B (en) * | 2019-09-25 | 2023-07-21 | Ykk株式会社 | Method and apparatus for manufacturing component for button stopper |
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| US6418611B1 (en) * | 1997-06-17 | 2002-07-16 | Gr Spring & Stamping, Inc. | Progressive die machine |
| WO2003057384A1 (en) * | 2001-12-21 | 2003-07-17 | E & E Manufacturing Company, Inc. | Method and apparatus for manufacturing stamped extruded parts |
| CN102000733A (en) * | 2010-09-27 | 2011-04-06 | 昌辉(上海)科技集团股份有限公司 | Production process for flanging and necking deep-drawing products |
| CN201895039U (en) * | 2010-10-21 | 2011-07-13 | 天津市津荣天宇精密机械有限公司 | Deep drawing transfer die for automobile shock absorber parts |
| CN202877386U (en) * | 2012-10-31 | 2013-04-17 | 太仓申立金属制品有限公司 | Compressor silencer continuous stamping die |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| JP3408121B2 (en) * | 1997-08-26 | 2003-05-19 | 林 俊臣 | Mold for forming spiral strips on metal tubes |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| US6418611B1 (en) * | 1997-06-17 | 2002-07-16 | Gr Spring & Stamping, Inc. | Progressive die machine |
| WO2003057384A1 (en) * | 2001-12-21 | 2003-07-17 | E & E Manufacturing Company, Inc. | Method and apparatus for manufacturing stamped extruded parts |
| CN102000733A (en) * | 2010-09-27 | 2011-04-06 | 昌辉(上海)科技集团股份有限公司 | Production process for flanging and necking deep-drawing products |
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