CN107838289A - A kind of special-shaped workpiece processing mold - Google Patents
A kind of special-shaped workpiece processing mold Download PDFInfo
- Publication number
- CN107838289A CN107838289A CN201711007915.5A CN201711007915A CN107838289A CN 107838289 A CN107838289 A CN 107838289A CN 201711007915 A CN201711007915 A CN 201711007915A CN 107838289 A CN107838289 A CN 107838289A
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- CN
- China
- Prior art keywords
- hole
- mould
- processing
- lower mould
- station
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
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- 239000002184 metal Substances 0.000 claims abstract description 50
- 229910052751 metal Inorganic materials 0.000 claims abstract description 50
- 238000005452 bending Methods 0.000 claims abstract description 29
- 230000005540 biological transmission Effects 0.000 claims abstract description 19
- 239000000463 material Substances 0.000 claims abstract description 14
- 238000003754 machining Methods 0.000 claims abstract description 11
- 238000007667 floating Methods 0.000 claims description 20
- 238000004080 punching Methods 0.000 claims description 5
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 claims description 4
- 239000010931 gold Substances 0.000 claims description 4
- 229910052737 gold Inorganic materials 0.000 claims description 4
- 238000005188 flotation Methods 0.000 claims description 3
- 238000010079 rubber tapping Methods 0.000 claims description 3
- 230000006978 adaptation Effects 0.000 claims 1
- 238000000034 method Methods 0.000 description 9
- 230000007423 decrease Effects 0.000 description 5
- 230000003247 decreasing effect Effects 0.000 description 4
- 239000002699 waste material Substances 0.000 description 4
- 239000012141 concentrate Substances 0.000 description 3
- 238000005520 cutting process Methods 0.000 description 2
- 230000000399 orthopedic effect Effects 0.000 description 2
- 238000011084 recovery Methods 0.000 description 2
- 238000007493 shaping process Methods 0.000 description 2
- 238000003723 Smelting Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000004512 die casting Methods 0.000 description 1
- 238000005553 drilling Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000005242 forging Methods 0.000 description 1
- 238000007373 indentation Methods 0.000 description 1
- 238000009776 industrial production Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000009740 moulding (composite fabrication) Methods 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D37/00—Tools as parts of machines covered by this subclass
- B21D37/08—Dies with different parts for several steps in a process
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D43/00—Feeding, positioning or storing devices combined with, or arranged in, or specially adapted for use in connection with, apparatus for working or processing sheet metal, metal tubes or metal profiles; Associations therewith of cutting devices
- B21D43/003—Positioning devices
Abstract
The present invention relates to a kind of special-shaped workpiece processing mold,Including upper mould,Guide pillar between lower mould and upper mould and lower mould,Between lower mould and upper mould several machining positions are disposed with along metal tape transmission direction,Each machining position is provided with corresponding punch assembly,One of punch assembly includes central part and is in the outer portion of discount vibram outlet shape around central part and horizontal cross-section,Main processing hole is vertically provided with the middle part of central part,Central part is towards the end face of upper mould with the direction arc-shaped bend gradually downward away from processing hole,Lower mould is provided with the deformation hole being adapted with outer portion shape around outer portion,Lower mould is located at the de- material return unit for being provided with below outer portion and supplying the deformation de- material chamber of lower mould vertical lifting and resetting outer portion upwards,Upper mould is provided with the first processing seat,First processing seat is provided with bending hole and hole machined block,And periphery is adapted with the inner circumferential shape in deformation hole.Using such scheme, the present invention provides a kind of special-shaped workpiece processing mold for reducing station, improving precision, reducing processing cost.
Description
Technical field
The present invention relates to a kind of mould, and in particular to a kind of special-shaped workpiece processing mold.
Background technology
Mould, be in industrial production being molded, being blow molded, extruding, die casting or obtain the methods of forging forming, smelting, punching press
To the various moulds and instrument of required product.
As shown in figure 1, this kind of special-shaped workpiece includes discoidal main body 4, the edge of main body 4 is provided with rectangular indentation 41, main
The middle part of body 4 is provided with centre bore 42 and the central cylinder 43 around centre bore 42, and main body 4 is provided with circle around central cylinder 43
The bending groove 44 of shape is lacked, main body is additionally provided with two circular 45, rectangular openings 46 of side neck body and rectangle bending, and processes this kind
The mould of special-shaped workpiece is stamping die, in processing, is first deployed coiled metal tape cooperation, then by transmission mechanism by metal
Band is transferred through between lower mould and lower mould, and traditional impact style needs nearly ten stations to add this kind of special-shaped workpiece successively
Work, or several stamping dies are process successively, on the one hand, the processing mode of single mold multistation add mould volume and
Length, adds the processing cost and space-consuming of mould, and traditional positioning method is made using the accurate delivery of transmission mechanism
Workpiece reaches specified Working position, but transmission mechanism transmits accuracy and can declined after long-time use, excessive station
Being gradually reduced for precision can be caused, on the other hand, the processing mode such as processed successively according to multi-mould, with the use of drilling machine etc.
Other auxiliary equipments are to reduce the processing cost of station quantity and mould, but the workpiece after being dismounted for multiple times processing, influence essence
Degree factor quantity greatly increases, and causes precision to have obvious reduction.
The content of the invention
In view of the deficienciess of the prior art, reduce station it is an object of the invention to provide one kind, improve precision, reduction
The special-shaped workpiece processing mold of processing cost.
To achieve the above object, the invention provides following technical scheme:Including between upper die and lower die and upper mould and lower mould
Guide pillar, be disposed with several machining positions along metal tape transmission direction between described lower mould and upper mould, it is each described plus
Station is provided with corresponding punch assembly, it is characterised in that:Punch assembly described in one of them includes central part and surrounded
Central part and horizontal cross-section are in the outer portion of discount vibram outlet shape, main processing hole are vertically provided with the middle part of described central part, in described
Towards the end face of upper mould, with the direction away from main processing hole, arc-shaped bend, described lower mould are set center portion around outer portion gradually downward
The deformation hole being adapted with outer portion shape is equipped with, described lower mould, which is located at below outer portion, to be provided with for lower mould vertical lifting
Deformation de- material chamber and the de- material return unit for resetting outer portion upwards, described upper mould are provided with the first processing seat, and described
One processing seat is provided with is correspondingly arranged on the bending hole being adapted with central part shape, the described first processing seat with central part
The hole machined block being adapted with deformation hole shape, the periphery and deformation hole of the described first processing seat are set in the middle part of bending hole
Inner circumferential shape is adapted.
By using above-mentioned technical proposal, mould is typically applied in combination with metal tape transport system and upper mould lowering or hoisting gear,
Centre bore, a shaping of central cylinder, the secondary reshaping of central cylinder and the processing of bending groove are concentrated on into a station, greatly
It is big to reduce station quantity, at the same reduce because station excessively caused by precise decreasing, processing efficiency be low, high processing costs, accounts for
With space it is big the problems such as, during the decline of upper mould, hole machined block first can contact with metal tape and go out centre bore, then centre bore
Neighbouring material can be contacted with the part of central part arc-shaped bend, until being bonded in bending hole inwall, is gradually gently processed into
Metal is continued to press in bending hole by central cylinder, the first processing seat, metal tape bending groove is occurred, due to central part bending
During forming cylinder, the workpiece in processing can be stuck because of frictional force with central part outer wall, and de- material return unit is by outer shroud
Portion deviates from workpiece while reset from central part outer wall, is easy to metal tape to transmit to next station and continues to process, and
The arc-shaped bend of center end surface makes the spacing of workpiece and central part gradually increase, and accelerates eliminating efficiency.
The present invention is further arranged to:Described lower mould is located at each machining position and is respectively arranged with more than two mould positioning
Hole, described upper mould are vertically provided with guide rod and sliding and are limited in the upper mobile board of guide rod, described upper mould and upper activity
The portable plate return unit for resetting upper mobile board downwards is provided between plate, described upper mobile board is corresponding with each mould positioning hole to be set
Locating rod is equipped with, described locating rod lower end is provided with to be fixed in round table-like correcting block, the larger end of described correcting block
Locating rod, for small end towards lower mould, described upper front end of the mould opposing metallic with transmission direction is provided with hole drift, described
Lower mould is correspondingly arranged on positioning processing hole with each hole drift, and the arrangement for the through hole that described hole drift is gone out in metal tape is determined with mould
Position hole is identical with respect to the arrangement of place station.
By using above-mentioned technical proposal, mould positioning hole is set up, is easy to locating rod to pass through added on the waste material of metal tape
The through hole of work, each time process before all re-start one-time positioning, improve the accuracy of processing, due to locating rod quantity compared with
More, its position stability is preferable, and it is adjacent between locating rod aligning, school position again can be carried out by metal tape, in addition, fixed
Position bar when contacting soon correcting block can first contacting metal band, through hole of the guiding locating rod into metal tape.
The present invention is further arranged to:Described lower mould is relative to be provided with cut-out hole along the end of metal tape transmission direction,
The spacing in described cut-out hole is adapted with metal strip edge with the spacing of finished product excision position, and described upper mobile board is with respectively cutting
Disconnected hole is correspondingly arranged on cutoff tool.
By using above-mentioned technical proposal, the metal tape after punching press is segmented by cutoff tool, is easy to waste recovery, rationally
The through hole formed using processing, metal tape can be segmented by cutting off spacing a small amount of between through hole and metal strip edge, simplify knot
Accelerate cut-out efficiency while structure.
The present invention is further arranged to:Described lower mould is set respectively along metal tape transmission direction and positioned at metal tape both sides
Have a floating stability column, described lower mould be located at be provided with below floating stability column for floating stability column vertical lifting flotation chamber and
The floating return unit that floating stability column is resetted upwards, described floating stability column periphery are provided with metal strip edge is spacing
Stopper slot.
By using above-mentioned technical proposal, because central part and outer portion are in an initial condition outer gibbosity, floating is set up
Stability column, avoid central part and outer portion from hindering metal tape transmission, and when upper mould is processing decline, make metal tape steadily synchronous
Decline, avoid tilting because of processing extruding, ensure the crudy of finished product.
The present invention is further arranged to:Described lower mould is disposed with the first station, second along metal tape transmission direction
Station, 3rd station and the 4th station, described central part and outer portion are located at the first station of lower mould, and described lower mould is located at
Second station is provided with interior rectangle processing hole and U-shaped processing hole, and described upper mould and rectangle processing hole and U-shaped processing hole are right respectively
Rectangular punch and U-shaped drift should be provided with, described lower mould is located at 3rd station and is provided with two circular processing holes, edge rectangles
Process hole and the bending rectangle corresponding with U-shaped processing hole processes hole, described upper mould is processed with circular processing hole, edge rectangle
Hole and bending rectangle processing hole are correspondingly arranged on round punch, edge rectangular punch and Bending punch, described lower mould position respectively
It is provided with the 4th station and is correspondingly arranged on blanking with charging conduit with workpiece outer contour shape identical charging conduit, described upper mould
Drift, described lower mould are located at UNICOM below charging conduit and are provided with tapping channel.
By using above-mentioned technical proposal, by four stations of manufacture simplification of nearly ten stations originally, reduce station significantly
Quantity, while reduce because station excessively caused by precise decreasing, processing efficiency be low, high processing costs, space-consuming are big etc.
Problem, single station by reasonably arranging while processing three to needing Working position everywhere, by central part and outer portion arrange to
First station, follow-up processing will not be arrived by ensureing the Extensive orthopedic of the first station, ensure more outstanding crudy.
The invention will be further described with reference to the accompanying drawings and detailed description.
Brief description of the drawings
Fig. 1 is the stereogram of special-shaped workpiece;
Fig. 2 is the stereogram one of the specific embodiment of the invention;
Fig. 3 is the enlarged drawing of A in Fig. 2;
Fig. 4 is the stereogram two of the specific embodiment of the invention;
Fig. 5 is the enlarged drawing of B in Fig. 3;
Fig. 6 is the stereogram of the first processing seat in the specific embodiment of the invention;
Fig. 7 is the side structure schematic view of lower mould in the specific embodiment of the invention.
Embodiment
As shown in Fig. 2-Fig. 7, the invention discloses a kind of special-shaped workpiece processing mold, including upper mould 1, lower mould 2 and upper mould
Guide pillar 3 between 1 and lower mould 2, several machining positions are disposed with along metal tape transmission direction between lower mould 2 and upper mould 1, respectively
Machining position is provided with corresponding punch assembly, and one of punch assembly includes central part 25 and around central part 25 and level
Section is in the outer portion 26 of discount vibram outlet shape, and the middle part of central part 25 is vertically provided with main processing hole 251, and central part 25 is towards upper mould 1
With the direction away from main processing hole 251, arc-shaped bend, lower mould 2 are provided with and outer portion 26 around outer portion 26 gradually downward for end face
The deformation hole 27 that shape is adapted, lower mould 2 are located at the lower section of outer portion 26 and are provided with the deformation de- material chamber for supplying the lower vertical lifting of mould 2
261 and the de- material return unit 262 that resets outer portion 26 upwards, the preferred compressed of de- material return unit 262 is in deformation de- material chamber 261
Cylindrical spring, upper mould 1 are provided with the first processing seat 11, and the first processing seat 11 is provided with to be correspondingly arranged on and center with central part 25
The bending hole 111 that the shape of portion 25 is adapted, the first processing seat 11 are located at the setting of the middle part of bending hole 111 and mutually fitted with the shape of deformation hole 27
The hole machined block 112 matched somebody with somebody, the periphery of the first processing seat 11 is adapted with the inner circumferential shape in deformation hole 27, by centre bore, central tube
A shaping, the secondary reshaping of central cylinder and the processing of bending groove of body concentrate on a station, and station number is greatly reduced
Amount, at the same reduce because station excessively caused by precise decreasing, processing efficiency be low, high processing costs, big space-consuming the problems such as,
During the decline of upper mould 1, hole machined block 112 can first contact with metal tape and go out centre bore, then the material near centre bore
It can be contacted with the part of the arc-shaped bend of central part 25, until being bonded in the inwall of bending hole 111, be gradually gently processed into central tube
Metal is continued to press in bending hole 111 by body, the first processing seat 11, metal tape bending groove is occurred, due to the folding of central part 25
Bending is into during cylinder, and the workpiece in processing can be stuck because of frictional force with the outer wall of central part 25, and de- material return unit 262 exists
Workpiece is deviate from from the outer wall of central part 25 while outer portion 26 is resetted, is easy to metal tape to transmit to next station and continues
Processing, and the arc-shaped bend of the end face of central part 25 makes the spacing of workpiece and central part 25 gradually increase, and accelerates eliminating efficiency.
Lower mould 2 is located at each machining position and is respectively arranged with more than two mould positioning holes 28, and upper mould 1 is vertically provided with guide rod
12 and slide and be limited in the upper mobile board 13 of guide rod 12, be provided between upper mould 1 and upper mobile board 13 by upper mobile board 13 to
The portable plate return unit 15 of lower reset, portable plate return unit 15 are the cylindrical spring being compressed between mould 1 and upper mobile board 13,
Upper mobile board 13 is correspondingly arranged on locating rod 14 with each mould positioning hole 28, and the lower end of locating rod 14 is provided with round table-like correcting block
141, locating rod 14 is fixed at the larger end of correcting block, small end towards lower mould 2, the upper opposing metallic of mould 1 with transmission direction most
Front end is provided with hole drift 16, and lower mould 2 is correspondingly arranged on positioning processing hole 161 with each hole drift 16, and hole drift 16 is in metal tape
The arrangement for the through hole gone out is identical with respect to the arrangement of place station with mould positioning hole 28, sets up mould positioning hole 28, is easy to locating rod
14, through the through hole processed on the waste material of metal tape, one-time positioning are all re-started before processing each time, improves and adds
The accuracy of work, because the quantity of locating rod 14 is more, its position stability is preferable, and it is adjacent between locating rod 14 can pass through gold
Category band carry out again aligning, school position, in addition, when locating rod 14 contact soon correcting block can first contacting metal band, guiding locating rod
14 enter the through hole of metal tape.
The relative spacing and metal tape that the end of metal tape transmission direction is provided with cut-out hole 29, cuts off hole 29 of lower mould 2
Edge is adapted with the spacing of finished product excision position, and upper mobile board 13 is correspondingly arranged on cutoff tool 17 with each cut-out hole 29, cuts off
Metal tape after punching press is segmented by knife 17, is easy to waste recovery, the through hole rationally formed using processing, excision through hole and gold
A small amount of spacing can be segmented metal tape between category belt edge, accelerate cut-out efficiency while simplifying structure.
Lower mould 2 is respectively arranged with floating stability column 20 along metal tape transmission direction and positioned at metal tape both sides, and lower mould 2 is located at
The lower section of floating stability column 20 is provided with for the flotation chamber 201 of the vertical lifting of floating stability column 20 and floating stability column 20 is multiple upwards
The floating return unit 202 of position, the periphery of floating stability column 20 is provided with the spacing stopper slot 203 of metal strip edge, due to center
Portion 25 and outer portion 26 are in an initial condition outer gibbosity, set up floating stability column 20, avoid central part 25 and outer portion 26 from hindering
Hinder metal tape to transmit, and when upper mould 1 is processing decline, metal tape is steadily synchronously declined, avoid tilting because of processing extruding,
Ensure the crudy of finished product.
Lower mould 2 is disposed with the first station 21, second station 22,3rd station 23 and the 4th along metal tape transmission direction
Station 24, central part 25 and outer portion 26 are located at the first station 21 of lower mould 2, and lower mould 2 is located at second station 22 and is provided with internal moment
Shape processing hole 221 and U-shaped processing hole 222, upper mould 1 are correspondingly arranged on interior respectively with rectangle processing hole 221 and U-shaped processing hole 222
Rectangular punch and U-shaped drift, interior rectangular punch and U-shaped drift are existing component, and concentrate the second processing seat for being installed on mould 1
18, it is not specifically shown, lower mould 2 be located at 3rd station 23 be provided with two circular processing holes 231, edge rectangle processing hole 233 and
The bending rectangle corresponding with U-shaped processing hole 222 processes hole 232, upper mould 1 and circular processing hole 231, edge rectangle processing hole
233 and bending rectangle processing hole 232 be correspondingly arranged on round punch, edge rectangular punch and Bending punch respectively, round punch,
Edge rectangular punch and Bending punch are existing component, and concentrate the 3rd processing seat 19 for being installed on mould 1, not specifically shown,
Lower mould 2 be located at the 4th station 24 be provided with workpiece outer contour shape identical charging conduit 241, upper mould 1 is corresponding with charging conduit to be set
Blanking die 10 is equipped with, lower mould 2 is located at UNICOM below charging conduit and is provided with tapping channel 101, by adding for nearly ten stations of script
Work simplify four stations, significantly reduce station quantity, while reduce because station excessively caused by precise decreasing, processing efficiency
The problems such as low, high processing costs, big space-consuming, single station is by reasonably arranging while processing three to needing machining position everywhere
Put, central part 25 and outer portion 26 are arranged to the first station 21, ensureing the Extensive orthopedic of the first station 21 will not arrive subsequently
Processing, ensure more outstanding crudy.
Claims (5)
1. the guide pillar between a kind of special-shaped workpiece processing mold, including upper die and lower die and upper mould and lower mould, described lower mould with it is upper
Several machining positions are disposed with along metal tape transmission direction between mould, each described machining position is provided with corresponding punching press
Component, it is characterised in that:Punch assembly described in one of them includes central part and is in discount vibram outlet around central part and horizontal cross-section
The outer portion of shape, described central part middle part are vertically provided with main processing hole, and described central part is towards the end face of upper mould with remote
From the direction arc-shaped bend gradually downward in main processing hole, described lower mould is provided with around outer portion to be adapted with outer portion shape
Deformation hole, described lower mould be located at be provided with below outer portion for lower mould vertical lifting deformation de- material chamber and by outer portion to
The de- material return unit of upper reset, described upper mould are provided with the first processing seat, and the described first processing seat is provided with and central part
The bending hole being adapted with central part shape is correspondingly arranged on, the described first processing seat is located at setting and deformation in the middle part of bending hole
The hole machined block that hole shape is adapted, the periphery of the described first processing seat are adapted with the inner circumferential shape in deformation hole.
2. special-shaped workpiece processing mold according to claim 1, it is characterised in that:Described lower mould is located at each machining position point
More than two mould positioning holes are not provided with, and described upper mould is vertically provided with guide rod and sliding and is limited in the upper work of guide rod
Dynamic plate, is provided with the portable plate return unit for resetting upper mobile board downwards, described is upper between described upper mould and upper mobile board
Portable plate is correspondingly arranged on locating rod with each mould positioning hole, and described locating rod lower end is provided with round table-like correcting block, institute
Locating rod is fixed at the larger end for the correcting block stated, and small end is towards lower mould, and described upper mould opposing metallic is with transmission direction
Front end is provided with hole drift, and described lower mould is correspondingly arranged on positioning processing hole with each hole drift, and described hole drift is in gold
The arrangement for the through hole that category band is gone out is identical with respect to the arrangement of place station with mould positioning hole.
3. special-shaped workpiece processing mold according to claim 2, it is characterised in that:Described lower mould is relative to be passed along metal tape
The end in defeated direction is provided with cut-out hole, spacing and the metal strip edge and the spacing phase of finished product excision position in described cut-out hole
Adaptation, described upper mobile board are correspondingly arranged on cutoff tool with each cut-out hole.
4. special-shaped workpiece processing mold according to claim 1, it is characterised in that:Described lower mould is along metal tape transmission side
Floating stability column is respectively arranged with to and positioned at metal tape both sides, described lower mould, which is located at below floating stability column, to be provided with for floating
The flotation chamber of dynamic stability post vertical lifting and the floating return unit for resetting floating stability column upwards, outside described floating stability column
It is provided with the spacing stopper slot of metal strip edge in week.
5. according to the special-shaped workpiece processing mold described in claim 1 or 2 or 3 or 4, it is characterised in that:Described lower mould edge gold
Category band transmission direction is disposed with the first station, second station, 3rd station and the 4th station, described central part and outer shroud
Portion is located at the first station of lower mould, and described lower mould is located at second station and is provided with interior rectangle processing hole and U-shaped processing hole, described
Upper mould and rectangle processing hole and U-shaped processing hole be correspondingly arranged on interior rectangular punch and U-shaped drift respectively, described lower mould is located at
3rd station is provided with two circular processing holes, edge rectangle processing hole and the bending rectangle corresponding with U-shaped processing hole and processed
Hole, described upper mould are correspondingly arranged on circular punching respectively with circular processing hole, edge rectangle processing hole and bending rectangle processing hole
Head, edge rectangular punch and Bending punch, described lower mould are located at the 4th station and are provided with and workpiece outer contour shape identical
Charging conduit, described upper mould are correspondingly arranged on blanking die with charging conduit, and described lower mould is located at UNICOM below charging conduit and set
There is tapping channel.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN201711007915.5A CN107838289B (en) | 2017-10-25 | 2017-10-25 | Special-shaped workpiece machining die |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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CN201711007915.5A CN107838289B (en) | 2017-10-25 | 2017-10-25 | Special-shaped workpiece machining die |
Publications (2)
Publication Number | Publication Date |
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CN107838289A true CN107838289A (en) | 2018-03-27 |
CN107838289B CN107838289B (en) | 2023-10-31 |
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CN201711007915.5A Active CN107838289B (en) | 2017-10-25 | 2017-10-25 | Special-shaped workpiece machining die |
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Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN110052523A (en) * | 2019-04-30 | 2019-07-26 | 安徽省宁国市东波紧固件有限公司 | A kind of retaining ring punching press feeding structure and punching machine |
CN110523848A (en) * | 2019-09-18 | 2019-12-03 | 深圳嘉信源科技实业有限公司 | A kind of progressive die of earphone front shroud fixed steelring |
CN111633170A (en) * | 2020-05-15 | 2020-09-08 | 宝鸡富士特钛业(集团)有限公司 | Forging device of TC4 titanium blank |
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US6101859A (en) * | 1999-02-18 | 2000-08-15 | Wilshine Corp. | Die assembly for forming a pattern on a metal plate |
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CN202963204U (en) * | 2012-11-13 | 2013-06-05 | 蚌埠铁路五金建材总厂 | Locking spring progressive die for sealing lock |
CN202963205U (en) * | 2012-11-13 | 2013-06-05 | 蚌埠铁路五金建材总厂 | Sealing steel strip clip progressive die |
CN207357914U (en) * | 2017-10-25 | 2018-05-15 | 温州鹏业机械有限公司 | A kind of special-shaped workpiece processing mold |
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US6101859A (en) * | 1999-02-18 | 2000-08-15 | Wilshine Corp. | Die assembly for forming a pattern on a metal plate |
KR20080114637A (en) * | 2008-10-16 | 2008-12-31 | 김흥규 | Steel grating and its manufacturing method |
CN202621732U (en) * | 2012-06-29 | 2012-12-26 | 宁波科艺德电气有限公司 | Progressive stamping die for processing ground joint sheet of socket |
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CN111633170A (en) * | 2020-05-15 | 2020-09-08 | 宝鸡富士特钛业(集团)有限公司 | Forging device of TC4 titanium blank |
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CN107838289B (en) | 2023-10-31 |
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