CN110193551A - A kind of vehicle cladding element punching molding die and its impact forming method - Google Patents
A kind of vehicle cladding element punching molding die and its impact forming method Download PDFInfo
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- CN110193551A CN110193551A CN201910490674.7A CN201910490674A CN110193551A CN 110193551 A CN110193551 A CN 110193551A CN 201910490674 A CN201910490674 A CN 201910490674A CN 110193551 A CN110193551 A CN 110193551A
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- material pressing
- pressing core
- punch
- punching
- inclined wedge
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Classifications
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- 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
- B21D28/00—Shaping by press-cutting; Perforating
- B21D28/24—Perforating, i.e. punching holes
- B21D28/34—Perforating tools; Die holders
-
- 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
- B21D37/10—Die sets; Pillar guides
-
- 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
- B21D53/00—Making other particular articles
- B21D53/88—Making other particular articles other parts for vehicles, e.g. cowlings, mudguards
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Shaping Metal By Deep-Drawing, Or The Like (AREA)
Abstract
The invention discloses a kind of vehicle cladding element punching molding dies, including upper die holder, material pressing core, lower die holder and set punch-die on the lower die seat, the material pressing core is located at the lower part of upper die holder by material pressing core nitrogen gas spring, it further include punching combination wedge mechanism, the punching combination wedge mechanism is located on material pressing core, the formed punch that wedge mechanism includes inclined wedge drive block and punch fixing plate and is located on punch fixing plate is combined in the punching, it is slidably matched below inclined wedge drive block with the upper surface of punch fixing plate inclined-plane, punch is corresponded on material pressing core to be arranged with for the flexible through-hole passed through of formed punch, inclined wedge nitrogen gas spring is equipped between punch fixing plate and material pressing core.It can complete deburring and oblique impact hole in a process, without increasing mold, significantly reduce cost, and improve punch forming efficiency.
Description
Technical field
The present invention relates to vehicle cladding element punching field shaping techniques, form more particularly, to a kind of vehicle cladding element punching
Mold and its impact forming method.
Background technique
Punching required for vehicle exterior cladding element is inconsistent with punching press angle and cannot achieve positive punching, and lower die is complete by product
It covers, inclined wedge driving structure required for side blow can not be designed in lower die.
Existing trimming-punching die is as shown in fig. 6, the die sinking stage, and upper die holder 1 is with press uplink, and material pressing core 2 is in nitrogen
Spring 3 is still pushing down the plate on punch-die 4 under acting on, and press continues uplink, and material pressing core 2 is separated with punch-die 4, lower die holder 6
The moon, punch-die 4 was motionless, and at this time by blank on punch-die 4, plate is taken away, and die sinking terminates；Matched moulds stage: lathe is by upper die holder 1
It is driven downwards with pressure core 2, material pressing core 2 pushes down the plate on punch-die 4, the further downlink of press, punching under nitrogen gas spring effect
First 5 complete punching with punch-die 4, and molding and die sinking row are at a complete punching course.
For such deburring, shaping, side blow concentration can not achieve with the consistent punching of pressing direction, because under plate coverage rate
Mould cannot design oblique impact hole drive seat and need whether to need the work of such punching switching punching and not punching according to vehicle
Sequence is typically rotated product and changes pressing direction increase mold to solve problems, increases mould development cost, punching press in this way
Duration is elongated.
Summary of the invention
In view of the shortcomings of the prior art, technical problem to be solved by the invention is to provide a kind of moldings of vehicle cladding element punching
Mold and its impact forming method can complete deburring and oblique impact hole, without increasing mold in a process.
In order to solve the above-mentioned technical problem, the technical scheme adopted by the invention is as follows:
A kind of vehicle cladding element punching molding die, including upper die holder, material pressing core, lower die holder and sets on the lower die seat
Punch-die, the material pressing core are located at the lower part of upper die holder by material pressing core nitrogen gas spring, further include punching combination wedge mechanism, institute
It states punching combination wedge mechanism to be located on material pressing core, the punching combination wedge mechanism includes inclined wedge drive block and punch fixing plate
And it is located at the formed punch on punch fixing plate, it is slidably matched, presses with the upper surface of punch fixing plate inclined-plane below inclined wedge drive block
Punch is corresponded on material core to be arranged with for the flexible through-hole passed through of formed punch, and inclined wedge nitrogen is equipped between punch fixing plate and material pressing core
Gas spring.
The edge that punch fixing plate is corresponded on the material pressing core is equipped with for the limited block to formed punch stroke limit.
Guide frame is equipped between the material pressing core and punch fixing plate.
The guide frame includes the guide post being located on material pressing core and the guide sleeve that is located on punch fixing plate, the guide post and
Guide sleeve matches.
It further include the electric circuit component for controlling switch operating state, the electric circuit component and inclined wedge drive block are all provided with
On upper die holder.
It further include for detecting the whether in running order inductor of inclined wedge drive block.
Inclined wedge drive block is corresponded on the upper die holder equipped with inclined wedge drive block position limiting structure.
It is a kind of to utilize the vehicle cladding element punching molding die to vehicle cladding element punching forming method, including following step
It is rapid:
Working stage:
1) before mould punching, mold is in opening state in press slide range；
2) punching press starts, and inclined wedge drive block is pushed into operating position, inclined wedge drive block is in plate punching mode at this time；Instead
Inclined wedge drive block be in non-operating mode, formed punch is lower than binder core pattern face in nitrogen gas spring effect low punch cutting edge, and contact is not
It is in punch-die and does not rush this hole；
3) upper die holder is moved downward with press, and material pressing core is contacted with the plate on punch-die, and material pressing core is in material pressing core nitrogen
Plate is pushed down under spring effect；
4) continued traveling downwardly with press, upper die holder act on inclined wedge drive block push the punch fixing plate that is connect with material pressing core and
Formed punch realizes the operation of oblique impact hole, punch fixing plate and material pressing core by inclined wedge nitrogen gas spring offer return pressure, in the pressure of press
Effect is lower to complete plate oblique impact hole；
The die sinking stage:
1) upper die holder moves upwards under press effect, and inclined wedge drive block moves up a stroke, formed punch with upper die holder
Fixed plate and formed punch is fixed thereon in the active force for losing inclined wedge drive block, and in inclined wedge nitrogen gas spring effect lower edge guiding
Structure direction backhaul, material pressing core people under the effect of material pressing core nitrogen gas spring pushes down plate at this time；
2) as press continues to rise, the plate on material pressing core and punch-die is detached from, and material pressing core is in material pressing core nitrogen at this time
Spring effect is lower to be in off working state；
3) material pressing core upper die holder is continued up with press slide, and mold fully opens, and so far die sinking terminates, and one complete
The whole punching press frequency is completed.
Compared with prior art, the present invention having the advantage that
Vehicle cladding element punching forming die structure design rationally, under the premise of not increasing mould punching process, is led to
Cross oblique impact formed punch combined with material pressing core switching inclined wedge punching mechanism, effectively solve such deburring, shaping, side blow concentration can not achieve
With the consistent punching of pressing direction, because plate coverage rate lower die cannot design oblique impact hole drive seat and according to vehicle needs be
The no working-procedure problem for needing such punching switching punching and not punching, significantly reduces cost, and improve punch forming effect
Rate.
Detailed description of the invention
Content expressed by each width attached drawing of this specification and the label in figure are briefly described below:
Fig. 1 is forming die structure schematic diagram of the present invention.
Fig. 2 is inventive die partial enlargement diagram.
Fig. 3 is present invention combination wedge mechanism structural schematic diagram one.
Fig. 4 is present invention combination wedge mechanism structural schematic diagram two.
Fig. 5 is present invention combination wedge mechanism structural schematic diagram three.
Fig. 1 is into Fig. 5:
1. upper die holder, 2. material pressing cores, 3. electric circuit components, 4. air circuit connection fixed blocks, 5. inclined wedge drive blocks, 6. inclined wedges drive
Motion block slide plate, 7. inductors, 8. guide sleeves, 9. guide sleeve fixed plates, 10. working condition inductors, 11. guide post fixed plates, 12. are led
Column, 13. limited blocks, 14. punch fixing plates, 15. punch fixing plate slide plates, 16. inclined wedge drive block defelctor aprons, 17. inclined wedges
The lateral slide plate of sliding block, 18. formed punches, 19. inclined wedge drive block position limiting structures, 20. nitrogen gas spring mounting plates, 21. inclined wedge nitrogen bullets
Spring, 22. punch-dies, 23. material pressing core nitrogen gas springs, 24. lower die holders, 25. sides pin.
Fig. 6 is existing molding die schematic diagram.
In Fig. 6:
1. upper die holder, 2. material pressing cores, 3. nitrogen gas springs, 4. punch-dies, 5. formed punches, 6. lower die holders.
Specific embodiment
Below against attached drawing, by the description of the embodiment, making to a specific embodiment of the invention further details of
Explanation.
The vehicle cladding element punching molding die including upper die holder, material pressing core, lower die holder, sets convex-concave on the lower die seat
Wedge mechanism is combined in mould and punching；Material pressing core is located at the lower part of upper die holder by material pressing core nitrogen gas spring, and inclined wedge is combined in punching
Mechanism is located on material pressing core, and punching combination wedge mechanism includes inclined wedge drive block and punch fixing plate and is located at punch fixing plate
On formed punch, below inclined wedge drive block and the upper surface of punch fixing plate inclined-plane is slidably matched, and formed punch part is corresponded on material pressing core
Equipped with for the flexible through-hole passed through of formed punch, inclined wedge nitrogen gas spring is equipped between punch fixing plate and material pressing core.
The edge that punch fixing plate is corresponded on material pressing core is equipped with for the limited block to formed punch stroke limit.It is right on upper die holder
Inclined wedge drive block is answered to be equipped with inclined wedge drive block position limiting structure, inclined wedge drive block position limiting structure can be the limit being located on upper die holder
Plate.
Guide frame is equipped between material pressing core and punch fixing plate；Preferably, guide frame includes being located on material pressing core
Guide post and the guide sleeve being located on punch fixing plate, the guide pillars and bushes match.
Electric circuit component is used to control switch operating state electric circuit component and inclined wedge drive block is each provided at upper die holder.Sense
Answer device whether in running order for detecting inclined wedge drive block, to switch over control.
Using the vehicle cladding element punching molding die to vehicle cladding element punching forming method, comprising the following steps:
Working stage:
1) before mould punching, mold is in opening state in press slide range；
2) punching press starts, and inclined wedge drive block is pushed into operating position, inclined wedge drive block is in plate punching mode at this time；Instead
Inclined wedge drive block be in non-operating mode, formed punch is lower than binder core pattern face in nitrogen gas spring effect low punch cutting edge, and contact is not
It is in punch-die and does not rush this hole；
3) upper die holder is moved downward with press, and material pressing core is contacted with the plate on punch-die, and material pressing core is in material pressing core nitrogen
Plate is pushed down under spring effect；
4) continued traveling downwardly with press, upper die holder act on inclined wedge drive block push the punch fixing plate that is connect with material pressing core and
Formed punch realizes the operation of oblique impact hole, punch fixing plate and material pressing core by inclined wedge nitrogen gas spring offer return pressure, in the pressure of press
Effect is lower to complete plate oblique impact hole；
The die sinking stage:
1) upper die holder moves upwards under press effect, and inclined wedge drive block moves up a stroke, formed punch with upper die holder
Fixed plate and formed punch is fixed thereon in the active force for losing inclined wedge drive block, and in inclined wedge nitrogen gas spring effect lower edge guiding
Structure direction backhaul, material pressing core people under the effect of material pressing core nitrogen gas spring pushes down plate at this time；
2) as press continues to rise, the plate on material pressing core and punch-die is detached from, and material pressing core is in material pressing core nitrogen at this time
Spring effect is lower to be in off working state；
3) material pressing core upper die holder is continued up with press slide, and mold fully opens, and so far die sinking terminates, and one complete
The whole punching press frequency is completed.
Under the premise of not increasing mould punching process, switching inclined wedge press machine is combined with material pressing core by oblique impact formed punch
Structure, effectively solve such deburring, shaping, side blow concentration can not achieve with the consistent punching of pressing direction, because under plate coverage rate
Mould cannot design oblique impact hole drive seat and need whether to need the process of such punching switching punching and not punching according to vehicle
Problem significantly reduces cost.
It is as shown in Figures 1 to 5 the specific preferred embodiment of the present invention:
The mould structure mainly includes that upper die holder 1, material pressing core 2, formed punch combine switching wedge mechanism 3-21, convex with material pressing core
Cavity plate 22, material pressing core nitrogen bullet 23, lower die holder 24 and side pin 25, wherein side blow formed punch combines switching wedge structure with material pressing core
For electric circuit component 3 and the installation of inclined wedge drive block 3 in 3-21 on upper die holder 1, punch fixing plate 15 and formed punch 18 pass through limit
Block 13 and inclined wedge nitrogen gas spring 21 are fixed on material pressing core 2 under acting on, by the guide post 12 that is fixed on material pressing core 2 be mounted on
Guide sleeve 8 on punch fixing plate 14 realizes guiding movement；Inclined wedge drive block 3 is realized by electric circuit to be switched, working condition induction
Device 10 senses inclined wedge drive block 3, and formed punch 18 is in running order, that is, plate is to need punching porose at this time, induction
Device 7 senses that inclined wedge drive block 3, formed punch 18 are in off working state, without the activation force of 2 component of inclined wedge drive block,
Formed punch 18 realizes not punching switching, is oriented to and positions by guide plate between each component in mold.
The present invention is different from conventional formed punch and is fixed on upper mold, and the formed punch 18 of this invention is to be fixed on binder by component
On core 2, realized by driving assembly its change pressing direction and complete switching whether the function of punching, while devising induction
Device monitors the safety of this function, while inclined wedge drive block position limiting structure 19 has also been devised and realizes rigid limit, plays dual
It ensures.
Electric circuit component 3 and the installation of inclined wedge drive block 5 and upper die holder 1, workplace have each slide plate or guide post guide sleeve to lead
To with positioning, punch fixing plate 14 is fixed on material pressing core 2 by limited block 13, provides pressure by inclined wedge nitrogen gas spring 21
Power, making formed punch 18, type face is lower than pressure 2 type face of core in an inactive state, and has 8 guide-localization of guide post 12 and guide sleeve, when inclined wedge drives
5 component of motion block switches to operating position in electric circuit component 3, acts in conjunction with press, realizes inclined wedge switching and punch work.
According to as vehicle side large size outer covering piece, to have in process concentration, plate covering punch-pin, punching and pressing direction
Angle can not design the driving wedge seat in lower die driving wedge oblique impact hole and need according to customer profile's demand, and oil filler is left
Right different desired needs devise formed punch and combine switching wedge mechanism 3-21 with material pressing core, pass through upper die holder 1 and material pressing core 2
With lower die punch-die 22 under press collective effect, realize that a sequence completes the operation of oil filler oblique impact, oil filler and this sequence punching press side
To there are 16.5 ° of angles, while realizing that operation can be switched in punching and not punching.
In needing to stamp oil filler work, inclined wedge drive block 5 is pushed into operating position by electric circuit component 3, by
The induction starting punching mode of working condition inductor 10, while inclined wedge drive block 5 changes punching direction under the effect of upper die holder 1,
Acting on punch fixing plate 14 pushes formed punch 18 to complete oblique punching operation, and punch fixing plate 14 by guide sleeve 5 and is led with formed punch 18
The guiding of column 12 and positioning, guide sleeve 8 are fixed on punch fixing plate 14, and guide post is fixed on material pressing core 2, punch fixing plate 14 and punching
First 18 connect in the limited block 13 being fixed on material pressing core 2 with material pressing core 2, and punch fixing plate 14 and material pressing core 2 are by inclined wedge nitrogen
Spring 21 provides return pressure.This formed punch is designed by invention and combines switching wedge mechanism structure with material pressing core, can solve vapour
The covering of vehicle outer covering piece lower die plate cannot design inclined wedge punching drive seat, be unable to complete the problem of inclined wedge punching, pass through simultaneously
Invention devises punch fixing plate 14 and formed punch 18 is fixed on the scheme of material pressing core 2, cuts in gas circuit component 3 and inclined wedge drive block 5
Changing, which realizes automobile panel inclined wedge, needs punching and does not need the switching problem of punching.
Working stage:
(1) before mould punching, mold is in opening state in press slide range, and nitrogen gas spring is in and releases at this time
State is put, material pressing core 2 is in off working state and upper mold is in range.
(2) punching press starts, and electric appliance road component 3 is connected, and inclined wedge drive block 5 is pushed into operating position, wedge slide block 5 is in inclined wedge
Drive block defelctor apron 16 and lateral 17 guiding movement of slide plate of wedge slide block work at the same time state sensor 10 to working condition
Induction, inclined wedge drive block 5 is in plate punching mode at this time, and rigid limit is played the role of in inclined wedge drive block limit at this time 19；Instead
Inclined wedge drive block 5 be in non-operating mode, inductor 7 senses that inclined wedge drive block 5 is in the non-punching mode of oil filler, formed punch
18 nitrogen gas spring effect low punch cutting edge it is lower than binder core pattern face, do not reach punch-die 22 be in do not rush this hole.
(3) upper die holder 1 is moved downward with press, and material pressing core 2 is contacted with the plate on punch-die 22, and material pressing core 2 is in binder
Core nitrogen gas spring 23 pushes down plate under acting on.
(4) it is continued traveling downwardly with press, upper die holder 1 acts on inclined wedge drive block 5 and the formed punch connecting with material pressing core 2 is pushed to fix
Plate 14 and formed punch 18 realize that the operation of oblique impact hole, punch fixing plate 14 and formed punch 18 by guide sleeve 5 and the guiding of guide post 12 and positioning, are led
Set 8 is fixed on punch fixing plate 14, and guide post is fixed on material pressing core 2, and punch fixing plate 14 and formed punch 18 are being fixed on binder
Limited block 13 on core 2 is connect with material pressing core 2, and punch fixing plate 14 and material pressing core 2 are by the offer backhaul pressure of inclined wedge nitrogen gas spring 21
Power, with the further downlink of press, punch fixing plate 14 connects in the case where guide post 12 and guide sleeve 5 are oriented to punch-die 22 with formed punch 18
Touching completes plate oblique impact hole under the pressure effect of press, and so far, oil filler switching punching mode terminates with oblique punch work.
The die sinking stage:
(1) upper die holder 1 moves upwards under press effect, and inclined wedge drive block 5 moves up a stroke with upper die holder 1,
Punch fixing plate 14 and formed punch 18 is fixed thereon in the active force for losing inclined wedge drive block 5, and in inclined wedge nitrogen gas spring 21
Along the 8 direction backhaul of guide post 12 and guide sleeve under effect, the people under the effect of material pressing core nitrogen gas spring 23 of material pressing core 2 pushes down plate at this time；
(2) as press continues to rise, the plate on material pressing core 2 and punch-die 22 is detached from, and material pressing core 2 is in material pressing core at this time
The effect of nitrogen gas spring 23 is lower to be in off working state.
(3) 2 upper die holder 1 of material pressing core is continued up with press slide, and mold fully opens, and so far die sinking terminates, and one
A complete punching press frequency is completed.
To sum up working principle describes: it designs this formed punch by invention and combines with material pressing core and switch wedge mechanism structure, it can be with
Inclined wedge punching drive seat cannot be designed by solving the covering of vehicle exterior cladding element lower die plate, be unable to complete the problem of inclined wedge punching, together
When punch fixing plate 14 is devised by invention and formed punch 18 is fixed on the scheme of material pressing core 2, driven in gas circuit component 3 and inclined wedge
The switching of block 5 realizes automobile panel inclined wedge and needs punching and do not need the switching problem of punching.It can also reduce because increasing mould
The development cost of tool, and improve the mould design and manufacture ability of company.
Such as the oil filler that special-shaped hole site is this secondary design communications centre, with mold other periphery deburrings, two doorframe shaping punching press sides
It is to there is 16.5 ° of angles, i.e., inconsistent with other pressing directions, and because lower die by plate covering cannot design the design driven in lower die
Block, while left and right part switches punching to meet different automobile types demand under different situations to realize.Use technical solution of the present invention energy
Lower die is effectively solved because covering plate cannot design inclined wedge drive block driving tiltedly oblique impact hole problem, while also solving punching and cutting
Change problem.
It above are only and preferred embodiments of the present invention are illustrated, above-mentioned technical characteristic can form multiple hairs in any combination
Bright example scheme.
The present invention is exemplarily described above in conjunction with attached drawing, it is clear that the present invention implements not by aforesaid way
Limitation, if use the improvement for the various unsubstantialities that conception and technical scheme of the invention carry out, or it is not improved will
Conception and technical scheme of the invention directly apply to other occasions, within the scope of the present invention.
Claims (8)
1. a kind of vehicle cladding element punching molding die, including upper die holder, material pressing core, lower die holder and on the lower die seat convex is set
Cavity plate, the material pressing core are located at the lower part of upper die holder by material pressing core nitrogen gas spring, it is characterised in that: further include that punching combination is oblique
Wedge mechanism, punching combination wedge mechanism are located on material pressing core, the punching combination wedge mechanism include inclined wedge drive block and
Punch fixing plate and the formed punch being located on punch fixing plate, below inclined wedge drive block and the upper surface of punch fixing plate inclined-plane are sliding
It is dynamic to cooperate, punch is corresponded on material pressing core to be arranged with for the flexible through-hole passed through of formed punch, between punch fixing plate and material pressing core
Equipped with inclined wedge nitrogen gas spring.
2. vehicle cladding element punching molding die as described in claim 1, it is characterised in that: it is solid to correspond to formed punch on the material pressing core
The edge of fixed board is equipped with for the limited block to formed punch stroke limit.
3. vehicle cladding element punching molding die as described in claim 1, it is characterised in that: the material pressing core and punch fixing plate
Between be equipped with guide frame.
4. vehicle cladding element punching molding die as claimed in claim 3, it is characterised in that: the guide frame includes being located at pressure
The guide sleeve expecting the guide post on core and being located on punch fixing plate, the guide pillars and bushes match.
5. vehicle cladding element punching molding die as described in claim 1, it is characterised in that: further include for controlling switch operating
The electric circuit component of state, the electric circuit component and inclined wedge drive block are each provided on upper die holder.
6. vehicle cladding element punching molding die as described in claim 1, it is characterised in that: further include for detecting inclined wedge driving
The whether in running order inductor of block.
7. vehicle cladding element punching molding die as described in claim 1, it is characterised in that: correspond to inclined wedge drive on the upper die holder
Motion block is equipped with inclined wedge drive block position limiting structure.
8. it is a kind of using as described in any one of claim 1 to 7 vehicle cladding element punching molding die to vehicle cladding element punching
Forming method, it is characterised in that: the impact forming method the following steps are included:
Working stage:
1) before mould punching, mold is in opening state in press slide range；
2) punching press starts, and inclined wedge drive block is pushed into operating position, inclined wedge drive block is in plate punching mode at this time；Otherwise tiltedly
Wedge drive block is in non-operating mode, and formed punch is lower than binder core pattern face in nitrogen gas spring effect low punch cutting edge, does not reach convex
Cavity plate is in and does not rush this hole；
3) upper die holder is moved downward with press, and material pressing core is contacted with the plate on punch-die, and material pressing core is in material pressing core nitrogen gas spring
Plate is pushed down under effect；
4) it is continued traveling downwardly with press, upper die holder acts on inclined wedge drive block and pushes the punch fixing plate and formed punch connecting with material pressing core
Realize that the operation of oblique impact hole, punch fixing plate and material pressing core by inclined wedge nitrogen gas spring offer return pressure, are acted in the pressure of press
Lower completion plate oblique impact hole；
The die sinking stage:
1) upper die holder moves upwards under press effect, and inclined wedge drive block moves up a stroke with upper die holder, and formed punch is fixed
Plate and it is fixed thereon formed punch in the active force for losing inclined wedge drive block, and along guide frame under the effect of inclined wedge nitrogen gas spring
Direction backhaul, material pressing core people under the effect of material pressing core nitrogen gas spring pushes down plate at this time；
2) as press continues to rise, the plate on material pressing core and punch-die is detached from, and material pressing core is in material pressing core nitrogen gas spring at this time
Effect is lower to be in off working state；
3) material pressing core upper die holder is continued up with press slide, and mold fully opens, and so far die sinking terminates, and one complete
The punching press frequency is completed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910490674.7A CN110193551A (en) | 2019-06-06 | 2019-06-06 | A kind of vehicle cladding element punching molding die and its impact forming method |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201910490674.7A CN110193551A (en) | 2019-06-06 | 2019-06-06 | A kind of vehicle cladding element punching molding die and its impact forming method |
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Cited By (7)
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| CN110947839A (en) * | 2019-11-28 | 2020-04-03 | 无锡曙光模具有限公司 | Forming die of automobile engine machine storehouse covering |
| CN111167955A (en) * | 2020-02-29 | 2020-05-19 | 奥林汽车零部件（常熟）有限公司 | Forming die for inward-hooking curled edge part |
| CN111361074A (en) * | 2020-04-20 | 2020-07-03 | 南通力威模具制造有限公司 | Back-off forming and punching mechanism arranged in die |
| CN112808848A (en) * | 2020-07-16 | 2021-05-18 | 潘卓远 | High-speed cold stamping equal stress design die |
| CN113426879A (en) * | 2021-07-07 | 2021-09-24 | 东风汽车股份有限公司 | Trimming and punching die for light truck back panel and control method thereof |
| CN114535424A (en) * | 2022-03-14 | 2022-05-27 | 扬州华光新材料股份有限公司 | Oil filler neck outer wall thread forming die |
| CN114589253A (en) * | 2021-02-18 | 2022-06-07 | 长城汽车股份有限公司 | Stamping die |
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| CN110947839A (en) * | 2019-11-28 | 2020-04-03 | 无锡曙光模具有限公司 | Forming die of automobile engine machine storehouse covering |
| CN110947839B (en) * | 2019-11-28 | 2024-04-26 | 无锡曙光模具有限公司 | Forming die of automobile engine machine storehouse covering |
| CN111167955A (en) * | 2020-02-29 | 2020-05-19 | 奥林汽车零部件（常熟）有限公司 | Forming die for inward-hooking curled edge part |
| CN111361074A (en) * | 2020-04-20 | 2020-07-03 | 南通力威模具制造有限公司 | Back-off forming and punching mechanism arranged in die |
| CN111361074B (en) * | 2020-04-20 | 2022-03-04 | 南通力威模具制造有限公司 | Back-off forming and punching mechanism arranged in die |
| CN112808848A (en) * | 2020-07-16 | 2021-05-18 | 潘卓远 | High-speed cold stamping equal stress design die |
| CN112808848B (en) * | 2020-07-16 | 2024-02-02 | 珠海固美幕墙门窗科技有限公司 | High-speed cold stamping equal-stress design die |
| CN114589253A (en) * | 2021-02-18 | 2022-06-07 | 长城汽车股份有限公司 | Stamping die |
| CN114589253B (en) * | 2021-02-18 | 2024-04-02 | 长城汽车股份有限公司 | Stamping die |
| CN113426879A (en) * | 2021-07-07 | 2021-09-24 | 东风汽车股份有限公司 | Trimming and punching die for light truck back panel and control method thereof |
| CN114535424A (en) * | 2022-03-14 | 2022-05-27 | 扬州华光新材料股份有限公司 | Oil filler neck outer wall thread forming die |
| CN114535424B (en) * | 2022-03-14 | 2022-12-09 | 扬州华光新材料股份有限公司 | Oil filler neck outer wall thread forming die |
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Application publication date: 20190903 |
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