CN105251845B - A kind of shaped device of strength plates - Google Patents
A kind of shaped device of strength plates Download PDFInfo
- Publication number
- CN105251845B CN105251845B CN201410341067.1A CN201410341067A CN105251845B CN 105251845 B CN105251845 B CN 105251845B CN 201410341067 A CN201410341067 A CN 201410341067A CN 105251845 B CN105251845 B CN 105251845B
- Authority
- CN
- China
- Prior art keywords
- mould
- blank holder
- strength
- rocker piece
- punch
- 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.)
- Active
Links
Abstract
The present invention relates to a kind of shaped device of strength plates, upper mould bottom surface is provided with multiple shaping grooves, and the upper mould bottom surface of shaping groove both sides is also provided with technique groove；Lower mould is located at immediately below the upper mould, lower mould top is provided with blank holder, lower mould top is provided with multiple punch-pin through blank holder and the rocker piece with technique fit depressions is provided with the blank holder of the punch-pin both sides, rocker piece lower end is inserted in inside the lower mould, and rocker piece lower end is provided with pad；Guide pillar, which is arranged on mould and the lower mould junction, blank holder, is provided with the guide column sleeve being engaged with the guide pillar, and guide pillar both sides are provided with spring.High-strength panel is set to produce bidirectional stress in punching course, while reducing the region of plastic deformation, decreasing rebound amount, disposable high-precision modeling；It is easy to operate, it is possible to decrease labor strength, the advantage of operating efficiency is improved, ensures the top lifting height of rocker piece by the regulation of pad, makes high-strength plate bidirectional stress in punching course uniform, it is simple and convenient.
Description
Technical field
The present invention relates to a kind of shaped device of strength plates.
Background technology
At present, the country uses one time punching molded substantially in punching course for the less mild steel of yield strength, when
When the yield strength of sheet material is larger when (generally higher than 800N/mm2), due to sheet material it is difficult to be plastically deformed, screen resilience is big, now substantially
Using post forming, first time basic forming, second-order correction shaping.So cause the poor appearance of product, machining accuracy is low, together
Shi Jiagong cost is high.In existing domestic auto parts and components processing industry, it is all stamping parts to have most, to mitigate the weight of vehicle body
Amount, stamping parts uses the board making of high intensity, while precision and appearance requirement more and more higher to product, simultaneously because enterprise
Intensified competition, each enterprise must ensure weight while, reduce production cost, post forming is such as made into one-shot forming.
High-strength panel, which is placed on blank holder, up withstands mould, while upper modular belt high-strength panel and blank holder is past
Under when moving to certain position, punch-pin withstands high-strength panel and up moved in the molding concave die of mould, the high-strength panel on periphery
And then toward motion at molding concave die, high-strength panel now is only by a power of punch-pin top pressure, and high-strength panel becomes
Shape, part plastic deformation only occurs when the yield strength of high-strength panel is larger, and remaining is deformed into rigid deformation, so shaping
High-strength panel afterwards produces resilience.Requirement with shaping is not inconsistent, it is necessary to carry out second of amendment punching press.Labor strength
Height, operating efficiency is low, therefore, needs to make prior art rational improvement.
The content of the invention
Weak point present in regarding to the issue above, the present invention provides a kind of shaped device of strength plates.
To achieve the above object, the present invention provides a kind of shaped device of strength plates, including：
Upper mould, the upper mould bottom surface is provided with multiple shaping grooves, and the upper mould bottom surface of the shaping groove both sides is also provided with work
Skill groove；
Lower mould is located at immediately below the upper mould, and the lower mould top is provided with blank holder, and the lower mould top is provided with multiple
Through the blank holder punch-pin and be provided with the blank holder of the punch-pin both sides floating with the technique fit depressions
Motion block, the rocker piece lower end is inserted in inside the lower mould, and the rocker piece lower end is provided with pad；
Guide pillar is arranged on to be provided with the upper mould and the lower mould junction, the blank holder and is engaged with the guide pillar
Guide column sleeve, the guide pillar both sides be provided with spring；The setting height(from bottom) of the punch-pin is more than the setting height(from bottom) of the rocker piece, height
Difference is determined by the thickness of the pad.
Further improved as of the invention, the shaping groove lower end is circular arc chamfering.
Further improved as of the invention, the punch-pin is used in combination with the shaping groove.
As currently preferred, the punch-pin is fixed by bolt with the lower mould.
Further improved as of the invention, the rocker piece is provided with supporting plate with the blank holder junction.
Further improved as of the invention, the shaping groove is identical with the punch-pin quantity.
Further improved as of the invention, the technique groove is identical with the floating number of blocks.
Further improved as of the invention, space is reserved between the lower mould and the blank holder.
Compared with prior art, the present invention has advantages below：
1st, the present invention makes high-strength panel produce bidirectional stress in punching course using float drawing mechanism, contracts simultaneously
The region of small plastic deformation, decreasing rebound amount makes the sheet material of the high intensity disposable high-precision modeling in punching press；
2nd, the present invention is had easy to operate using float drawing mechanism, it is possible to decrease labor strength, to improve work effect
The advantage of rate.
3rd, ensure the top lifting height of rocker piece by the regulation of pad, make high-strength plate bidirectional stress in punching course
Uniformly, it is simple and convenient.
Brief description of the drawings
Fig. 1 is a kind of upper die structure schematic diagram of the shaped device of strength plates of the invention；
Fig. 2 is a kind of top view of the shaped device blank holder of strength plates of the invention；
Fig. 3 is Fig. 2 A-A sectional view；
Fig. 4 is the sectional view of product after punch forming.
In figure：1st, upper mould；2nd, shaping groove；3rd, circular arc chamfering；4th, technique groove；5th, blank holder；6th, punch-pin；7th, float
Block；8th, spring；9th, guide column sleeve；10th, guide pillar；11st, lower mould；12nd, supporting plate；13rd, pad.
Embodiment
As Figure 1-3, the shaped device of a kind of strength plates described in the embodiment of the present invention, including：Upper mould 1, it is described on
The bottom surface of mould 1 is provided with multiple shaping grooves 2, and the bottom surface of upper mould 1 of the both sides of shaping groove 2 is also provided with technique groove 4；The shaping
The lower end of groove 2 is circular arc chamfering 3.Lower mould 11 is located at immediately below the upper mould 1, and the lower top of mould 11 is provided with blank holder 5, described
The lower top of mould 11 is provided with multiple punch-pin 6 through the blank holder and is provided with the blank holder 5 of the both sides of punch-pin 6
The rocker piece 7 being engaged with the technique groove 4, the lower end of rocker piece 7 is inserted in inside the lower mould 11, the rocker piece 7
Lower end is provided with pad 13；Guide pillar 10 is arranged on the upper mould 1 and the lower junction of mould 11, the blank holder and is provided with and institute
The guide column sleeve 9 that guide pillar 10 is engaged is stated, the both sides of guide pillar 10 are provided with spring 8.It is pre- between the lower mould 11 and the blank holder 5
Leave punch-pin 6 described in space to be used in combination with the shaping groove 2, the punch-pin 6 is fixed by bolt with the lower mould 11,
The rocker piece 7 is provided with supporting plate 12 with the junction of blank holder 5, and the shaping groove 2 is identical with the quantity of punch-pin 6,
The technique groove 4 is identical with the quantity of rocker piece 7, and the setting height(from bottom) of the punch-pin 6 is more than the installation height of the rocker piece 7
Degree, difference in height is determined by the thickness of the pad 13.High-strength panel is produced bidirectional stress in punching course, contract simultaneously
The region of small plastic deformation, decreasing rebound amount, disposable high-precision modeling；It is easy to operate, it is possible to decrease labor strength, improve
The advantage of operating efficiency, ensures the top lifting height of rocker piece by the regulation of pad, makes high-strength plate double in punching course
It is simple and convenient to uniform force.
When specifically used：When high-strength panel needs punch forming, high-strength panel is placed on blank holder, by other
Mechanism is spacing, and blank holder is up moved, and high-strength panel is contacted with upper mould, while upper modular belt high-strength panel and blank holder
Down move, when moving to certain position, punch-pin withstands high-strength panel, and continuation is down moved, and now high-strength panel is sent out
Changed shape, and part high-strength panel is entered by the top pressure of punch-pin in the shaping groove of upper mould, occurs predeformation.When upper modular belt
High-strength panel and when blank holder is down moved again, the rocker piece of float drawing mechanism withstands high-strength panel, extrudes simultaneously
High-strength panel is moved toward in technique groove, and upper modular belt high-strength panel and when blank holder continues down to move, now high-strength
The region that degree sheet material deforms is in rocker piece and the interval of punch-pin formation, and the interval high-strength panel is by two-way power
(power of punch-pin top pressure and the power of rocker piece top pressure), produces plastic deformation, and springback capacity is disappeared, and the product after the demoulding is hardly returned
Bullet, meets the requirement of shaping, one time punching molded.High-strength plate passes through two-way drawing by the top pressure of float drawing mechanism
Prolong, plastic deformation area is diminished, high-strength plate perfect plasticity in groove is deformed, and overcomes springback capacity after high-strength plate punching press big
The problem of.
The preferred embodiments of the present invention are the foregoing is only, are not intended to limit the invention, for the skill of this area
For art personnel, the present invention can have various modifications and variations.Within the spirit and principles of the invention, that is made any repaiies
Change, equivalent substitution, improvement etc., should be included in the scope of the protection.
Claims (8)
1. a kind of shaped device of strength plates, it is characterised in that including：
Upper mould (1), upper mould (1) bottom surface is provided with multiple shaping grooves (2), upper mould (1) bottom of shaping groove (2) both sides
Face is also provided with technique groove (4)；
Lower mould (11) is located at immediately below the upper mould (1), and lower mould (11) top is provided with blank holder (5), the lower mould (11)
Top is provided with multiple punch-pin (6) through the blank holder and is provided with the blank holder (5) of the punch-pin (6) both sides
The rocker piece (7) being engaged with the technique groove (4), rocker piece (7) lower end is inserted in lower mould (11) inside, described
Rocker piece (7) lower end is provided with pad (13)；
Guide pillar (10) is arranged on to be provided with the upper mould (1) and lower mould (11) junction, the blank holder and led with described
The guide column sleeve (9) that post (10) is engaged, guide pillar (10) both sides are provided with spring (8)；
The setting height(from bottom) of the punch-pin (6) is more than the setting height(from bottom) of the rocker piece (7), and difference in height passes through the pad (13)
Thickness is determined.
2. the shaped device of strength plates according to claim 1, it is characterised in that：Shaping groove (2) lower end is circle
Arc chamfering (3).
3. the shaped device of strength plates according to claim 1, it is characterised in that：The punch-pin (6) and the shaping are recessed
Groove (2) is used in combination.
4. the shaped device of strength plates according to claim 3, it is characterised in that：The punch-pin (6) passes through bolt and institute
State lower mould (11) fixed.
5. the shaped device of strength plates according to claim 1, it is characterised in that：The rocker piece (7) and the flanging
Circle (5) junction is provided with supporting plate (12).
6. the shaped device of strength plates according to claim 1, it is characterised in that：The shaping groove (2) with it is described convex
Mould (6) quantity is identical.
7. the shaped device of strength plates according to claim 1, it is characterised in that：The technique groove (4) is floated with described
Motion block (7) quantity is identical.
8. the shaped device of strength plates according to claim 1, it is characterised in that：The lower mould (11) and the blank holder
(5) space is reserved between.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410341067.1A CN105251845B (en) | 2014-07-18 | 2014-07-18 | A kind of shaped device of strength plates |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410341067.1A CN105251845B (en) | 2014-07-18 | 2014-07-18 | A kind of shaped device of strength plates |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105251845A CN105251845A (en) | 2016-01-20 |
| CN105251845B true CN105251845B (en) | 2017-08-11 |
Family
ID=55091941
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410341067.1A Active CN105251845B (en) | 2014-07-18 | 2014-07-18 | A kind of shaped device of strength plates |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105251845B (en) |
Family Cites Families (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS57134219A (en) * | 1981-02-13 | 1982-08-19 | Nissan Motor Co Ltd | Material holding device for press die for bulging |
| JPH08103826A (en) * | 1994-10-04 | 1996-04-23 | Nissan Motor Co Ltd | Die unit and press for drawing and method therefor |
| CN101530882A (en) * | 2009-04-13 | 2009-09-16 | 重庆工学院 | Mould with alterable brake bead resistance |
| CN101700548B (en) * | 2009-11-17 | 2012-01-04 | 上海交通大学 | Punching die based on uneven resistance of deep-drawing rib |
| CN201625727U (en) * | 2010-04-15 | 2010-11-10 | 重庆理工大学 | Various-shape terrace-die forming mold with controllable draw bead added with radial pushing force |
| CN102151752B (en) * | 2010-12-10 | 2012-09-05 | 重庆大学 | Stamping mould with movable draw bead |
| CN202343747U (en) * | 2011-11-18 | 2012-07-25 | 青岛海尔模具有限公司 | Drawing die |
| CN203936206U (en) * | 2014-07-18 | 2014-11-12 | 浙江炜驰机械集团有限公司 | A kind of shaped device of strength plates |
-
2014
- 2014-07-18 CN CN201410341067.1A patent/CN105251845B/en active Active
Also Published As
| Publication number | Publication date |
|---|---|
| CN105251845A (en) | 2016-01-20 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN205967065U (en) | Automatic stamping die of drawing of patterns | |
| CN202539362U (en) | Small-angle conical part molding die | |
| CN105921604B (en) | A kind of punching plates mould and its hole-punching method | |
| CN202921789U (en) | Blanking, punching and hole flanging composite molding device | |
| CN202021269U (en) | Stamping die of side slide block with upward bending inner buckle | |
| CN202779355U (en) | Combination tool for forming of long box-like workpieces | |
| CN101879552A (en) | Stamping and flanging die and method for flanging with die | |
| CN105251845B (en) | A kind of shaped device of strength plates | |
| CN210911271U (en) | Quick forming die for calcium tablet | |
| CN103586332B (en) | The process for stamping and forming of car Rear secondary frame for vehicle main body | |
| CN208303640U (en) | A kind of automobile forming class stamping die for high-tension plates | |
| CN204052602U (en) | A kind of mould producing semi-hollow self-pierce riveting rivet | |
| CN208527844U (en) | A kind of stamping die with Anti-blockage function | |
| CN203936206U (en) | A kind of shaped device of strength plates | |
| CN202861089U (en) | Punch forming device of dense blind hole plate | |
| CN203140572U (en) | Flanging reinforcement mold | |
| CN104259307A (en) | LED lampshade forming process | |
| CN205309079U (en) | Prevent workpiece abrasion's well hinge gasket bending die master model subassembly | |
| CN204135196U (en) | A kind of pump cover JAV mould | |
| CN202984447U (en) | Long bending member die with material ejecting mechanism | |
| CN206702027U (en) | A kind of tables and chairs are punched compound die with lug material-saving | |
| CN206898211U (en) | A kind of shaping dies of asymmetric deep-draw part | |
| CN207271902U (en) | A kind of high accuracy anti-tripping waste stamping die | |
| CN207057324U (en) | Swaging apparatus for shaping of metal pipe type element | |
| CN205833953U (en) | Rack hanging chip Blanking Progressive Die concave template |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 316000 No. 51 Xinchi Road, Goushan Street, Putuo District, Zhoushan City, Zhejiang Province Patentee after: Zhejiang Weichi Machinery Group Co., Ltd. Address before: 316000 No. 51 Xinchi Road, Goushan Street, Putuo District, Zhoushan City, Zhejiang Province Patentee before: Zhejiang Wise Machinery Group Co., Ltd. |
|
| CP01 | Change in the name or title of a patent holder |