CN103537550A - Punching die with three plates - Google Patents
Punching die with three plates Download PDFInfo
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- CN103537550A CN103537550A CN201310456475.7A CN201310456475A CN103537550A CN 103537550 A CN103537550 A CN 103537550A CN 201310456475 A CN201310456475 A CN 201310456475A CN 103537550 A CN103537550 A CN 103537550A
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- plate
- guide pillar
- diel
- ball guide
- middle plate
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Abstract
The invention relates to a punching die with three plates. The punching die with three plates is characterized by comprising the upper plate, the middle plate, the lower plate, multiple structures sharing the same height, multiple spring pre-tightening structures and multiple ball guide pillars. The structures sharing the same height are used for connecting the upper plate and the middle plate. The upper plate, the middle plate and the lower plate are connected through the ball guide pillars. A material pressing plate, a lower die plate and a lower cushion plate are arranged between the lower plate and the middle plate. An upper fixation plate and an upper cushion plate are arranged between the upper plate and the middle plate. The material pressing plate is fixed to the middle plate. The lower die plate and the lower cushion plate are fixed to the lower plate. The upper cushion plate and the upper fixation plate are fixed to the upper plate. According to the punching die with the three plates, as the middle plate and the ball guide pillars are used, the punching precision can be improved.
Description
Technical field
The present invention relates to a kind of diel, relate in particular to a kind of diel with three kinds of plates.
Background technology
In the product in electronics, automobile, motor, electrical equipment, instrument, instrument, household electrical appliances and fields such as communicating by letter, most parts all will rely on die forming, therefore mould has become industrial visual plant.In metal cool-press industry, the production efficiency of high-speed upgrading stamping die is high, and Product Precision is high, is convenient to realize automation and mechanization, suitable production demand, thereby be used widely.
Traditional diel generally adopts the two-plate structure of die shoe and upper bolster.It is not high that this two-plate mold is applicable to requirement on machining accuracy, the not high workpiece of mechanical strength.The workpiece high for required precision, mechanical strength is high, while adopting two-plate mold, because the mechanical strength of mould itself is inadequate, in punching course, mould there will be slight distortion, thereby causes the workpiece accuracy processing not reach requirement.
Summary of the invention
Technical problem to be solved by this invention is: a kind of diel with three kinds of plates that can improve the precision of workpiece is provided.
In order to solve the problems of the technologies described above, the technical solution adopted in the present invention is:
A kind of diel with three kinds of plates, comprise: upper plate, middle plate, lower plate, a plurality of contour structure, a plurality of spring prepressing structure and a plurality of ball guide pillar, described a plurality of contour structure is used for connecting upper plate and plate, described a plurality of spring prepressing structure is used for supporting upper plate, and described upper plate, middle plate are connected by ball guide pillar with lower plate; Between described lower plate and middle plate, be provided with holding pad, lower bolster and lower bolster, between described upper plate and middle plate, be provided with upper mounted plate and upper padding plate, described holding pad is fixed on middle plate, and described lower bolster and lower bolster are fixed in lower plate, and described upper padding plate and upper mounted plate are fixed on upper plate.
Described upper plate is connected with contour structure by spring prepressing structure with middle plate.
Described ball guide pillar has four.
Described four ball guide pillars are arranged at respectively near four angles of diel.
Described ball guide pillar comprises guide pillar, ball and guide pin bushing, is rolling interference fit between described guide pillar, ball and guide pin bushing, very close to each other.
Compared with prior art, the beneficial effect that the present invention has is:
The present invention has increased a middle plate with respect to traditional mould, and middle plate is connected with middle plate with upper plate by ball guide pillar, contour structure and spring prepressing structure.Middle plate is used for increasing the mechanical strength of mould, and the punching course that matched with ball guide pillar.Because the mechanical strength of mould has improved, so in the punching course of workpiece, mould is just not yielding, the precision of workpiece just can improve.The employing of ball guide pillar can further improve the precision of workpiece.
Accompanying drawing explanation
Fig. 1 is a kind of structural representation with the diel of three kinds of plates of the present invention;
Fig. 2 is a kind of machining sketch chart with the diel of three kinds of plates of the present invention;
In figure, be labeled as: upper plate 1, middle plate 2, lower plate 3, spring prepressing structure 4, contour structure 5, ball guide pillar 6, upper padding plate 7, upper mounted plate 8, holding pad 9, lower bolster 10, lower bolster 11, drift 12, workpiece 13, material strip 14, ball 15, guide pillar 16, guide pin bushing 17.
The specific embodiment
Below in conjunction with the drawings and specific embodiments, the present invention is further detailed explanation.
As shown in Figure 1, a kind of diel with three kinds of plates, comprise: upper plate 1, middle plate 2, lower plate 3, contour structure 5, spring prepressing structure 4 and ball guide pillar 6, described upper plate 1 is connected by contour structure 5 with middle plate 2, described a plurality of spring prepressing structure 4 is for supporting upper plate, so that assembling.Described upper plate 1, middle plate 2 are connected by ball guide pillar 6 with lower plate 3.Between described lower plate 3 and middle plate 2, be provided with holding pad 9, lower bolster 10 and lower bolster 11, between described upper plate 1 and middle plate 2, be provided with upper mounted plate 8 and upper padding plate 7, described lower bolster 10 is fixed in lower plate 3 with lower bolster 11, and described upper padding plate 7 is fixed on upper plate 1 with upper mounted plate 8.
The present invention has increased a middle plate 2 with respect to traditional mould, and middle plate 2 is connected with middle plate 3 with upper plate 1 by ball guide pillar 6, contour structure 5 and spring prepressing structure 4.Middle plate 2 is used for increasing the mechanical strength of mould, and the punching course that matched with ball guide pillar 6.Because the mechanical strength of mould has improved, so in the punching course of workpiece, mould is just not yielding, the precision of workpiece just can improve.The employing of ball guide pillar 6 can further improve the precision of workpiece.
In addition, described upper plate 1 is connected with contour structure 5 by spring prepressing structure 4 with middle plate 2.Spring prepressing structure 4 coordinates for regulating the distance between upper plate 1 and middle plate 2 with contour structure 5.Contour structure 5 is also used for regulating upper plate 1 identical with the distance of middle plate 2 each positions.When mould is not worked, upper plate 1 is separated with middle plate 2, and mould is no longer subject to the active force of spring prepressing structure 4, thereby extends the life-span of mould.
The present invention can have four ball guide pillars 6 as shown in Figure 1 and Figure 2, and described four ball guide pillars 6 are positioned near four angles of mould.Described ball guide pillar comprises guide pillar 16, ball 15 and guide pin bushing 17, between guide pillar 16, ball 15 and guide pin bushing 17, is rolling interference fit, and very close to each other, the guiding accuracy described in making with the diel of three kinds of plates is improved.In the feedstock direction both sides of mould, respectively there are four contour structures 5, be used for regulating the distance of each position between upper plate 1 and middle plate 2 identical, adjust upper plate and middle plate everywhere spacing equate so that mould stress equalization everywhere.
The present invention is also distributed with a plurality of spring prepressing structures 4, and the quantity of spring prepressing structure 4 is adjusted as required.Material strip 14 enters in described a kind of diel with three kinds of plates by illustrated feedstock direction, through the punching of drift 12, and section, after the work steps such as bending, can obtain the workpiece 13 of shaping.
The present invention adopts upper plate, middle plate and lower plate, and coordinates a plurality of ball guide pillars to improve the precision of punching press workpiece out, reaches high-precision requirement.Meanwhile, spring prepressing structure and contour structure spring when mould is not worked with the diel of three kinds of plates of the present invention can not produce active force to mould, and the life-span of mould is extended.
Those of ordinary skill in the art will be appreciated that, above embodiment is only for the present invention is described, and be not used as limitation of the invention, as long as within the scope of connotation of the present invention, to the variation of the above embodiment, modification, all will drop within the scope of claim of the present invention.
Claims (5)
1. a diel with three kinds of plates, it is characterized in that, comprise: upper plate, middle plate, lower plate, a plurality of contour structure, a plurality of spring prepressing structure and a plurality of ball guide pillar, described a plurality of contour structure is used for connecting upper plate and plate, and described upper plate, middle plate are connected by ball guide pillar with lower plate;
Between described lower plate and middle plate, be provided with holding pad, lower bolster and lower bolster, between described upper plate and middle plate, be provided with upper mounted plate and upper padding plate, described holding pad is fixed on middle plate, and described lower bolster and lower bolster are fixed in lower plate, and described upper padding plate and upper mounted plate are fixed on upper plate.
2. a kind of diel with three kinds of plates according to claim 1, is characterized in that, also comprises a plurality of spring prepressing structures, and described a plurality of spring prepressing structures are used for supporting upper plate.
3. a kind of diel with three kinds of plates according to claim 1, is characterized in that, described ball guide pillar has four.
4. a kind of diel with three kinds of plates according to claim 3, is characterized in that, described four ball guide pillars are arranged at respectively near four angles of diel.
5. a kind of diel with three kinds of plates according to claim 4, is characterized in that, described ball guide pillar comprises guide pillar, ball and guide pin bushing, is rolling interference fit between described guide pillar, ball and guide pin bushing, very close to each other.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310456475.7A CN103537550A (en) | 2013-09-29 | 2013-09-29 | Punching die with three plates |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310456475.7A CN103537550A (en) | 2013-09-29 | 2013-09-29 | Punching die with three plates |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN103537550A true CN103537550A (en) | 2014-01-29 |
Family
ID=49961627
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310456475.7A Pending CN103537550A (en) | 2013-09-29 | 2013-09-29 | Punching die with three plates |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN103537550A (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3702558A (en) * | 1971-09-09 | 1972-11-14 | Niagara Machine & Tool Works | Deflection compensating press brake die support |
| JPS5619856Y2 (en) * | 1973-05-02 | 1981-05-12 | ||
| CN102294405A (en) * | 2011-08-23 | 2011-12-28 | 江苏泽恩汽机车部品制造有限公司 | Three-plate type high-speed progressive stamping mould |
| CN102688942A (en) * | 2012-06-12 | 2012-09-26 | 昆山维金五金制品有限公司 | Punching die for base adapter member |
| CN102847817A (en) * | 2012-09-27 | 2013-01-02 | 昆山威安精密模具有限公司 | Stamping die |
-
2013
- 2013-09-29 CN CN201310456475.7A patent/CN103537550A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3702558A (en) * | 1971-09-09 | 1972-11-14 | Niagara Machine & Tool Works | Deflection compensating press brake die support |
| JPS5619856Y2 (en) * | 1973-05-02 | 1981-05-12 | ||
| CN102294405A (en) * | 2011-08-23 | 2011-12-28 | 江苏泽恩汽机车部品制造有限公司 | Three-plate type high-speed progressive stamping mould |
| CN102688942A (en) * | 2012-06-12 | 2012-09-26 | 昆山维金五金制品有限公司 | Punching die for base adapter member |
| CN102847817A (en) * | 2012-09-27 | 2013-01-02 | 昆山威安精密模具有限公司 | Stamping die |
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| C06 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C02 | Deemed withdrawal of patent application after publication (patent law 2001) | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20140129 |