CN207914393U - A kind of fine blanking die of punch-die and cavity plate - Google Patents
A kind of fine blanking die of punch-die and cavity plate Download PDFInfo
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- CN207914393U CN207914393U CN201820165637.XU CN201820165637U CN207914393U CN 207914393 U CN207914393 U CN 207914393U CN 201820165637 U CN201820165637 U CN 201820165637U CN 207914393 U CN207914393 U CN 207914393U
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- die
- plate
- punch
- gear ring
- upper die
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- 239000000463 material Substances 0.000 claims abstract description 25
- 238000005520 cutting process Methods 0.000 claims description 5
- 238000004080 punching Methods 0.000 abstract description 9
- 230000008901 benefit Effects 0.000 abstract description 4
- 230000007812 deficiency Effects 0.000 abstract description 4
- 238000005516 engineering process Methods 0.000 abstract description 4
- 230000006872 improvement Effects 0.000 abstract description 3
- 230000002401 inhibitory effect Effects 0.000 abstract description 2
- 230000000694 effects Effects 0.000 description 6
- 230000006835 compression Effects 0.000 description 4
- 238000005452 bending Methods 0.000 description 3
- 238000007906 compression Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 230000002706 hydrostatic effect Effects 0.000 description 3
- 230000015572 biosynthetic process Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000005096 rolling process Methods 0.000 description 2
- 238000010008 shearing Methods 0.000 description 2
- 208000037656 Respiratory Sounds Diseases 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 238000005266 casting Methods 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
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Abstract
The utility model is related to stamping technology field more particularly to the fine blanking dies of a kind of punch-die and cavity plate, including：Die ontology, upper die holder, flanging bar, material returned bar, upper die plate, punch-die fixed plate, punch-die, stripper, gear ring plate fixed plate；It is provided with upper die holder at the top of the die ontology；Flanging bar and material returned bar are provided in the upper die holder；The side of the upper die holder is provided with upper die plate, and upper die plate is connected with upper die holder by bolt；Punch-die is provided in the punch-die fixed plate, and punch-die is connected with punch-die fixed plate by fixed form.The utility model through the above structure on improvement, there is the tearing for inhibiting material, ensure the plastic deformation of punching, the dimensional accuracy of product is high, and guiding accuracy is high, advantage with long service life, to the problem of effective solution existing apparatus and deficiency.
Description
Technical field
The utility model is related to stamping technology field more particularly to the fine blanking dies of a kind of punch-die and cavity plate.
Background technology
Diel is to carry out the equipment that pressure processing uses to material, and operation principle is generally by mold in punching press
Under the action of drive the folding of upper mold and lower die and the raw material between it are cut, punching, the setting such as stretching, form punching
Casting die.
Currently, during using diel, obtained workpiece, the shearing area of gained workpiece compares after punching press
It is coarse, there is phenomena such as angle of collapsing, burr, while the dimensional accuracy of product is relatively low, when require the shear surface of blanking part as work
When making surface or matching surface, tend not to meet cooperation requirement, in addition existing diel guiding accuracy is low, service life
It is short.
Utility model content
The purpose of this utility model is to provide a kind of punch-die and the fine blanking dies of cavity plate, to solve above-mentioned background technology
The shearing area of middle proposition is relatively rough, and the dimensional accuracy of product is low, and guiding accuracy is low, service life short problem and deficiency.
The purpose of this utility model and effect are reached by technical solution in detail below：
A kind of fine blanking die of punch-die and cavity plate, including：Die ontology, upper die holder, flanging bar, material returned bar, upper die-cushion
Plate, punch-die fixed plate, punch-die, stripper, gear ring plate fixed plate, gear ring plate, flitch, cavity plate, back-pressure block, punch, punch
Fixed plate, lower mold backing plate, back-pressure bar, lower die holder, guide post, guide sleeve, intermediate guide sleeve；It is provided with upper mold at the top of the die ontology
Seat；Flanging bar and material returned bar are provided in the upper die holder；The side of the upper die holder is provided with upper die plate, and upper die plate
It is connected by bolt with upper die holder；The side of the upper die plate is provided with punch-die fixed plate, and punch-die fixed plate with
Upper die plate is connected by bolt；Punch-die, and punch-die and punch-die fixed plate are provided in the punch-die fixed plate
It is connected by fixed form；One end of the material returned bar is provided with stripper；The gear ring plate is arranged in gear ring plate fixed plate
On, and gear ring plate fixed plate is connected with gear ring plate by fixed form；The side of the gear ring plate is provided with cavity plate；The material
Plate is arranged between gear ring plate and cavity plate；The back-pressure block is arranged in cavity plate, and cavity plate passes through sliding type phase with back-pressure block
Connection；One end of the lower mold backing plate is provided with punch fixing plate, and punch is arranged on punch fixing plate；The lower mold backing plate
The other end be provided with lower die holder, and lower die holder is connected with lower mold backing plate by bolt；The back-pressure bar is arranged in lower die holder
It is interior；It is provided with guide post on the upper die holder；Guide sleeve is provided on the lower die holder, and guide sleeve is connected with guide post by sliding type
It connects；Intermediate guide sleeve is provided in the gear ring plate fixed plate, and intermediate guide sleeve is connected with guide post by sliding type.
As advanced optimizing for the technical program, tooth described in the fine blanking die of a kind of punch-die of the utility model and cavity plate
It is both provided with V-arrangement gear ring on girth sheets and cavity plate.
As advanced optimizing for the technical program, led described in the fine blanking die of a kind of punch-die of the utility model and cavity plate
Column is to roll guide post.
It is recessed described in the fine blanking die of a kind of punch-die of the utility model and cavity plate as advanced optimizing for the technical program
Fall small round corner at the cutting edge of mould and punch.
It is anti-described in the fine blanking die of a kind of punch-die of the utility model and cavity plate as advanced optimizing for the technical program
Compression bar is connected with lower die holder by sliding type.
It is convex described in the fine blanking die of a kind of punch-die of the utility model and cavity plate as advanced optimizing for the technical program
Cavity plate is through type punch-die.
Due to the application of the above technical scheme, the utility model has following advantages compared with prior art：
1, the utility model generates strong flanging effect by being both provided with the setting of V-arrangement gear ring on gear ring plate and cavity plate
Power makes the shear-deformable area of plasticity form three-dimensional compressive stress state, and increases the hydrostatic pressure of deformed area and its neighborhood, inhibits material
Generate tearing.
2, the utility model inhibits the generation of shear fracture line, limit by falling the setting of small round corner at the cutting edge of cavity plate and punch
The formation of the plane of disruption processed, the burnishing-in effect of advantageous workpiece section, makes the dimensional accuracy of product improve.
3, the setting that the utility model is connected with lower die holder by sliding type by back-pressure bar can apply larger
Anti- pressure on top surface, reduces the bending of material, while playing the role of increasing compression.
4, the utility model is the setting for rolling guide post by guide post, and guiding accuracy is high, and service life is long.
5, the utility model through the above structure on improvement, have inhibit material tearing, ensure punching plasticity become
The dimensional accuracy of shape, product is high, and guiding accuracy is high, advantage with long service life, to be deposited in effective solution existing apparatus
The problem of and deficiency.
Description of the drawings
Fig. 1 is the structural schematic diagram of the utility model；
Fig. 2 is the gear ring plate and cavity die structure schematic diagram of the utility model；
Fig. 3 is the blanking part structural schematic diagram of the utility model.
In figure：1, die ontology；2, upper die holder；3, flanging bar；4, material returned bar；5, upper die plate；6, punch-die fixed plate；
7, punch-die；8, stripper；9, gear ring plate fixed plate；10, gear ring plate；11, flitch；12, cavity plate；13, back-pressure block；14, punch；
15, punch fixing plate；16, lower mold backing plate；17, back-pressure bar；18, lower die holder；19, guide post；20, guide sleeve；21, intermediate guide sleeve.
Specific implementation mode
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
The every other embodiment obtained, shall fall within the protection scope of the present invention.
It please refers to Fig.1 to Fig.3, the utility model provides the fine blanking die technical solution of a kind of punch-die and cavity plate：
A kind of fine blanking die of punch-die and cavity plate, including：Die ontology 1, upper die holder 2, flanging bar 3, material returned bar 4, on
It is die-cushion plate 5, punch-die fixed plate 6, punch-die 7, stripper 8, gear ring plate fixed plate 9, gear ring plate 10, flitch 11, cavity plate 12, anti-
Briquetting 13, punch 14, punch fixing plate 15, lower mold backing plate 16, back-pressure bar 17, lower die holder 18, guide post 19, guide sleeve 20, centre are led
Set 21；The top of die ontology 1 is provided with upper die holder 2；Flanging bar 3 and material returned bar 4 are provided in upper die holder 2；The one of upper die holder 2
Side is provided with upper die plate 5, and upper die plate 5 is connected with upper die holder 2 by bolt；The side of upper die plate 5 is provided with convex
Die block 6, and punch-die fixed plate 6 is connected with upper die plate 5 by bolt；It is provided in punch-die fixed plate 6 convex
Cavity plate 7, and punch-die 7 is connected with punch-die fixed plate 6 by fixed form；One end of material returned bar 4 is provided with stripper 8；
Gear ring plate 10 is arranged in gear ring plate fixed plate 9, and gear ring plate fixed plate 9 is connected with gear ring plate 10 by fixed form；Tooth
The side of girth sheets 10 is provided with cavity plate 12；Flitch 11 is arranged between gear ring plate 10 and cavity plate 12；Back-pressure block 13 is arranged in cavity plate
In 12, and cavity plate 12 is connected with back-pressure block 13 by sliding type；One end of lower mold backing plate 16 is provided with punch fixing plate 15,
And punch 14 is arranged on punch fixing plate 15；The other end of lower mold backing plate 16 is provided with lower die holder 18, and lower die holder 18 is under
Die-cushion plate 16 is connected by bolt；Back-pressure bar 17 is arranged in lower die holder 18；Guide post 19 is provided on upper die holder 2；Lower die holder
Guide sleeve 20 is provided on 18, and guide sleeve 20 is connected with guide post 19 by sliding type；It is provided with centre in gear ring plate fixed plate 9
Guide sleeve 21, and intermediate guide sleeve 21 is connected with guide post 19 by sliding type.
Specifically, being both provided with V-arrangement gear ring on gear ring plate 10 and cavity plate 12, strong flanging active force is generated, plasticity is made to cut
Shear deformation area forms three-dimensional compressive stress state, and increases the hydrostatic pressure of deformed area and its neighborhood, and material is inhibited to generate tearing.
Specifically, guide post 19 is to roll guide post, guiding accuracy is high, and service life is long.
Specifically, falling small round corner at the cutting edge of cavity plate 12 and punch 14, inhibits the generation of shear fracture line, limit the shape of the plane of disruption
At the burnishing-in effect of advantageous workpiece section.
Specifically, back-pressure bar 17 is connected with lower die holder 18 by sliding type, larger anti-pressure on top surface can be applied, subtracted
The bending of small material, while playing the role of increasing compression.
Specifically, punch-die 7 is through type punch-die, linear cutter can be directly used, processes fairly simple, cost
It is relatively low.
Specifically used method and effect：
When using the device, after flitch 11 is sent into fine blanking press, the lower table of fine blanking press rises, in mold
Gear ring plate 10, back-pressure block 13, stripper 8 compress plate 11 first, form the three-dimensional compressive stress needed for fine, and lower table continues
Uplink, die point cuts flitch 11 until material detaches, and punching finishes, and mold open, fine blanking press flanging cylinder pushes down on
Dynamic pressure side rod 3, material returned bar 4 make gear ring plate 10 and stripper 8 release strip and punched scrap from punch-die 7, fine punching
Machine counter pressure cylinder pushes up back-pressure bar 17, so that back-pressure block 13 is ejected product from cavity plate 12, is then blown away part with gas, completes
One fine molding cycle.
In summary：The fine blanking die of a kind of punch-die and cavity plate, by being both provided with V-arrangement tooth on gear ring plate and cavity plate
The setting of circle generates strong flanging active force, and the shear-deformable area of plasticity is made to form three-dimensional compressive stress state, and increase deformed area and
The hydrostatic pressure of its neighborhood inhibits material to generate tearing；By falling the setting of small round corner at the cutting edge of cavity plate and punch, inhibit to cut
The generation of crackle, limits the formation of the plane of disruption, and the burnishing-in effect of advantageous workpiece section makes the dimensional accuracy of product improve；Pass through
The setting that back-pressure bar is connected with lower die holder by sliding type can apply larger anti-pressure on top surface, reduce the bending of material,
Play the role of increasing compression simultaneously；It is the setting for rolling guide post by guide post, guiding accuracy is high, and service life is long；Pass through
Improvement in the above structure has the tearing for inhibiting material, ensures the plastic deformation of punching, the dimensional accuracy of product is high, is oriented to
Precision is high, advantage with long service life, to the problem of effective solution existing apparatus and deficiency.
While there has been shown and described that the embodiments of the present invention, for the ordinary skill in the art,
It is appreciated that can these embodiments be carried out with a variety of variations in the case where not departing from the principles of the present invention and spirit, repaiied
Change, replace and modification, the scope of the utility model are defined by the appended claims and the equivalents thereof.
Claims (6)
1. the fine blanking die of a kind of punch-die and cavity plate, including：Die ontology (1), upper die holder (2), flanging bar (3), material returned bar
(4), upper die plate (5), punch-die fixed plate (6), punch-die (7), stripper (8), gear ring plate fixed plate (9), gear ring plate
(10), flitch (11), cavity plate (12), back-pressure block (13), punch (14), punch fixing plate (15), lower mold backing plate (16), back-pressure bar
(17), lower die holder (18), guide post (19), guide sleeve (20), intermediate guide sleeve (21)；It is characterized in that：The top of the die ontology (1)
Portion is provided with upper die holder (2)；It is provided with flanging bar (3) and material returned bar (4) in the upper die holder (2)；The one of the upper die holder (2)
Side is provided with upper die plate (5), and upper die plate (5) is connected with upper die holder (2) by bolt；The upper die plate (5)
Side is provided with punch-die fixed plate (6), and punch-die fixed plate (6) is connected with upper die plate (5) by bolt；It is described convex
Punch-die (7) is provided on die block (6), and punch-die (7) is connected with punch-die fixed plate (6) by fixed form
It connects；One end of the material returned bar (4) is provided with stripper (8)；The gear ring plate (10) is arranged in gear ring plate fixed plate (9),
And gear ring plate fixed plate (9) is connected with gear ring plate (10) by fixed form；The side of the gear ring plate (10) is provided with recessed
Mould (12)；The flitch (11) is arranged between gear ring plate (10) and cavity plate (12)；The back-pressure block (13) is arranged in cavity plate
(12) in, and cavity plate (12) is connected with back-pressure block (13) by sliding type；One end of the lower mold backing plate (16) is provided with
Punch fixing plate (15), and punch (14) is arranged on punch fixing plate (15)；The other end of the lower mold backing plate (16) is arranged
There is lower die holder (18), and lower die holder (18) is connected with lower mold backing plate (16) by bolt；The back-pressure bar (17) is arranged under
In die holder (18)；It is provided with guide post (19) on the upper die holder (2)；It is provided with guide sleeve (20) on the lower die holder (18), and is led
Set (20) is connected with guide post (19) by sliding type；Intermediate guide sleeve (21) is provided on the gear ring plate fixed plate (9), and
Intermediate guide sleeve (21) is connected with guide post (19) by sliding type.
2. the fine blanking die of a kind of punch-die according to claim 1 and cavity plate, it is characterised in that：The gear ring plate (10)
It is both provided with V-arrangement gear ring on cavity plate (12).
3. the fine blanking die of a kind of punch-die according to claim 1 and cavity plate, it is characterised in that：The guide post (19) is
Roll guide post.
4. the fine blanking die of a kind of punch-die according to claim 1 and cavity plate, it is characterised in that：The cavity plate (12) and
Fall small round corner at the cutting edge of punch (14).
5. the fine blanking die of a kind of punch-die according to claim 1 and cavity plate, it is characterised in that：The back-pressure bar (17)
It is connected by sliding type with lower die holder (18).
6. the fine blanking die of a kind of punch-die according to claim 1 and cavity plate, it is characterised in that：The punch-die (7)
For through type punch-die.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820165637.XU CN207914393U (en) | 2018-01-31 | 2018-01-31 | A kind of fine blanking die of punch-die and cavity plate |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820165637.XU CN207914393U (en) | 2018-01-31 | 2018-01-31 | A kind of fine blanking die of punch-die and cavity plate |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207914393U true CN207914393U (en) | 2018-09-28 |
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ID=63602501
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820165637.XU Expired - Fee Related CN207914393U (en) | 2018-01-31 | 2018-01-31 | A kind of fine blanking die of punch-die and cavity plate |
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| Country | Link |
|---|---|
| CN (1) | CN207914393U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116689619A (en) * | 2023-06-19 | 2023-09-05 | 嘉兴和新精冲科技有限公司 | A stamping die for super large fine blanking parts of truck gearbox |
-
2018
- 2018-01-31 CN CN201820165637.XU patent/CN207914393U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116689619A (en) * | 2023-06-19 | 2023-09-05 | 嘉兴和新精冲科技有限公司 | A stamping die for super large fine blanking parts of truck gearbox |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20200225 Address after: 215000 Building 5, No.93 Wusong Road, Luzhi Town, Wuzhong District, Suzhou City, Jiangsu Province Patentee after: Suzhou xinshengqi precision mould Co.,Ltd. Address before: Suzhou City, Jiangsu province 215000 Xiangcheng District Wang Ting Zhen Hua Yang Cun Kumho Road Patentee before: SUZHOU YEONGYAW ELECTRONIC Co.,Ltd. |
|
| TR01 | Transfer of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180928 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |