CN203292339U - Pressure regulating cushion block in drawing die - Google Patents
Pressure regulating cushion block in drawing die Download PDFInfo
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- CN203292339U CN203292339U CN2013203459833U CN201320345983U CN203292339U CN 203292339 U CN203292339 U CN 203292339U CN 2013203459833 U CN2013203459833 U CN 2013203459833U CN 201320345983 U CN201320345983 U CN 201320345983U CN 203292339 U CN203292339 U CN 203292339U
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- cushion block
- pressure regulating
- regulation
- regulating cushion
- block body
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Abstract
The utility model discloses a pressure regulating cushion block in a drawing die. The pressure regulating cushion block is characterized in that the pressure regulating cushion block (6) comprises an upper pressure regulating cushion block body (61) and a lower pressure regulating cushion block body (62), the upper pressure regulating cushion block body (61) is provided with a plurality of downward steps (63), the lower pressure regulating cushion block body (62) is provided with a plurality of upward steps (64), and the upward steps (64) and the downward steps (63) can be mutually meshed in a displacement mode. The pressure regulating cushion block has the advantages that during regulation, the height of the cushion block is changed through the displacement of the upper cushion block body and the lower cushion block body so as to regulate the resistance on a binder surface, and namely, the elastic degree between a draw bead and a groove is regulated; by means of the regulation structure and the regulation mode, troubles, complicated regulation structures and complicated regulation modes in the prior art are avoided, regulation is convenient and rapid, the regulated pressure plate force is good in uniformity, assembly and disassembly are very convenient, maintenance is simple and convenient, maintenance cost is low, and therefore production efficiency and utilization efficiency of product drawing dies of the kind are improved greatly.
Description
Technical field:
The utility model relates to a kind of workpiece that supports the use of drawing die, is specifically the pressure regulation cushion block in a kind of drawing die.
Background technology:
At present, drawing die is with in the blank holder structure, wrinkling and the cracking of product when preventing pull and stretch, the resistances that adopt the elasticity that changes between drawbead and groove to regulate each position on binder surface more, the resistance of adjusting on binder surface is the elasticity of adjusting between drawbead and groove, is to regulate the height that is arranged on pressure regulation cushion block between binder surface to realize.This structure mainly by the blank holder body, draw die body, drawbead (groove), pressure regulation cushion block and screw fastener and form (seeing accompanying drawing 1).Process deep gouge at the blank holder body with drawing on die body binder surface one side relevant position, drawbead, pull and stretch groove are embedded into respectively in blank holder and die body deep gouge, the pressure regulation cushion block that is processed with the screw via hole by screw fastening on the blank holder body.The first value of closure distance between drawbead, pull and stretch groove is the thickness of product material, and the resistance that product material flows into is drawn in the preliminary decision of the size of its distance.Come downwards to the distance between binder surface while with the pressure regulation cushion block, contacting and finally determine when drawing the die body, the final tightness of drawbead, pull and stretch groove also determines thereupon, and when product draws, the charging resistance forms.When drawing die charging resistance faced adjustment, the Yin Layan product was often complex-shaped, and drawbead, pull and stretch groove mostly are the conformal space curved surface, and the processing polishing is more difficult, and it revises general tree.Often change the distance between binder surface and then make the tightness between drawbead, pull and stretch groove change by the height of reconditioning pressure regulation cushion block this moment, thereby reach the charging resistance when changing product and drawing.
In using, above-mentioned pressure regulation cushion block has following shortcoming:
(1) drawing die is in debug process, often can be because product is wrinkling and the reason such as cracking need to repeatedly be adjusted the charging resistance, and the charging resistance is subject to the tightness between drawbead, pull and stretch groove.If logical adjustment to drawbead, groove is very difficult, the height of normally exchanging the pressure pad piece carries out reconditioning and adjusts, and in the pressure regulation cushion block quantity that a width stretching die uses, often reach tens, charging resistance when the uniformity decision drawbead of its height, the tightness of pull and stretch groove and product draw, so the contour of pressure regulation cushion block is strict, be subjected to the existence of even repeatedly reconditioning mismachining tolerance of secondary, often cause the contour of many equal height cushion blocks to be affected, thereby produce the inconsistent of binder surface distance, the inhomogeneities of pressure-plate-force produces thereupon; (2) for guaranteeing the contour strict conformance of several pressure regulation cushion blocks, exchange reconditioning or the padded necessary cross reference technology that adopts of pressure pad piece, it is very difficult that the secondary maintenance of single pressure regulation cushion block becomes, reconditioning quality or the padded amount of its height must, through adaptive guarantee, not meet the productivity requirement of interchangeability and quick detach, quick change equally; (3) adjustment of reconditioning repeatedly of pressure regulation cushion block, dismantle and assemble also very trouble to it, wastes time and energy, and maintenance cost is high, has had a strong impact on the raising of production efficiency.
The utility model content:
The technical problems to be solved in the utility model is that the cushion block of the pressure regulation in a kind of drawing die is provided.The use of this pressure regulation cushion block, can overcome that above-mentioned prior art exists need to repeatedly adjust the charging resistance time must repeatedly exchange the pressure pad piece and carry out reconditioning, cause repeatedly reconditioning mismachining tolerance and the loaded down with trivial details complexity of reconditioning processing, and dismounting, install, adjust very trouble, waste time and energy, the defect that maintenance cost is high.
Technical solution of the present utility model is:
Pressure regulation cushion block in a kind of drawing die, it is characterized in that, described pressure regulation cushion block is set to raise the pressure pad piece and lowers the pressure pad piece, be provided with multistage descending step on described rise pressure pad piece, be provided with multistage up step on described downward pressure pad piece, the engagement that can mutually be shifted of described descending step and up step.
After adopting above structure, compared with prior art, the utility model is arranged to two of up and down owing to adopting with the pressure regulation cushion block, and at the opposite face of the two pressure regulation cushion blocks in up and down, be provided with multi-stage stairs, the engagement that can mutually be shifted of each step, while adjusting, as long as upper cushion block is moved left and right, the step on upper cushion block will superior displacement or lower displacement be meshed with the corresponding step on lower cushion block.Changing the height of cushion block by the displacement of upper and lower cushion block, is the elasticity of adjusting between drawbead and groove to reach the resistance of adjusting on binder surface.This adjustment structure and adjustment mode, loaded down with trivial details, complicated adjustment structure and the adjustment mode of prior art have been avoided, easy to adjust, quick, the pressure-plate-force good uniformity of transferring, and install, dismantle also very convenient, easy maintenance again, maintenance cost is low, thereby reach, significantly promotes such and draws product mold production and service efficiency.
As technique scheme supplement and perfect, the utility model also has following feature:
Described multistage descending step and multistage up step, its shoulder height and step distance are set to contour and equidistant arrangement.
Description of drawings:
Fig. 1 is that the pressure regulation cushion block in the drawing die of prior art is arranged on positional structure schematic diagram in mould;
Fig. 2 is that the pressure regulation cushion block in the utility model drawing die is arranged on positional structure schematic diagram in mould;
Fig. 3 is the pressure regulation cushion block structure enlarged diagram in the utility model drawing die.
Shown in figure: 1, draw punch, 2, draw die, 3, blank holder, 4, drawbead, 5, the pull and stretch groove, 6, the pressure regulation cushion block, 61, raise the pressure pad piece, 62, lower the pressure pad piece, 63, descending step, 64, up step, 7, screw.
The specific embodiment:
The utility model is described in further detail below in conjunction with the drawings and specific embodiments:
Illustrated in figures 1 and 2, the drawing die assembly mainly by drawing punch 1, draw die 2, blank holder 3, drawbead 4, pull and stretch groove 5, pressure regulation cushion block 6 and screw 7 securing members form.Be respectively arranged with corresponding deep gouge at blank holder 3 bodies with drawing on the die body, drawbead 4, pull and stretch groove 5 are embedded into respectively blank holder 3 bodies and draw in the die 2 corresponding deep gouges of body, pressure regulation cushion block 6 is set to two, and one is rise pressure pad piece 61, and another piece is for lowering pressure pad piece 62.Raise on pressure pad piece 61 and be provided with multistage descending step 63, lower on pressure pad piece 62 and be provided with multistage up step 64, the engagement that can mutually be shifted of multistage descending step 6 two 3 and multistage up step 64, both moved left and right while raising pressure pad piece 61, raise step 63 that the pressure pad piece shouts will superior displacement or lower displacement be meshed with the corresponding step 64 on downward pressure pad piece 62.Multistage descending step 63 and multistage up step 64, its shoulder height and step distance are set to contour and equidistant arrangement.Be fastened on blank holder 3 bodies by screw 7 after raising pressure pad piece 61 and lowering 62 engagements of pressure pad piece.Closure distance between drawbead 4, pull and stretch groove 5, material flows into drag size and decides its initial distance when drawing product.Finally determine when drawing the distance that die 2 bodies come downwards between drawbead 4 while with pressure regulation cushion block 6 upper surfaces, contacting, pull and stretch groove 5, the charging resistance when tightness therebetween will determine that product draws, and then affect the forming quality that draws product.When needs are adjusted distance between drawbead 4, pull and stretch groove 5 and had both been adjusted resistance on binder surface, as long as the height of adjustment pressure regulation cushion block 6 just can.During adjustment, first trip bolt 7 is unclamped counterclockwise on a small quantity (needn't back-out fully), the amount of unclamping raises pressure pad piece 61 for well moving, when moving left and right rise pressure pad piece 61, during the corresponding engagement of up step 64 on the descending step 63 that raises pressure pad piece 61 and downward pressure pad piece 62, the Height Adjustment of pressure regulation cushion block 6 is achieved, and, with the screw fastening Height Adjustment of just completing the pressure regulation cushion block again, need not other any demolition, installation action this moment on the new position of engagement.And then make the tightness between drawbead, pull and stretch groove change, thereby reach the charging resistance when changing product and drawing.This structure has been widely used in the adjustment of the distance of binder between automobile drawing die binder surface and pressure-plate-force.
Claims (2)
1. the pressure regulation cushion block in a drawing die, it is characterized in that, described pressure regulation cushion block (6) is set to raise pressure pad piece (61) and lowers pressure pad piece (62), be provided with multistage descending step (63) on described rise pressure pad piece (61), be provided with multistage up step (64) on described downward pressure pad piece (62), the engagement that can mutually be shifted of described descending step (63) and up step (64).
2. the pressure regulation cushion block in a kind of drawing die as claimed in claim 1, it is characterized in that: described multistage descending step (63) and multistage up step (64), its shoulder height and step distance are set to contour and equidistant arrangement.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013203459833U CN203292339U (en) | 2013-06-15 | 2013-06-15 | Pressure regulating cushion block in drawing die |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013203459833U CN203292339U (en) | 2013-06-15 | 2013-06-15 | Pressure regulating cushion block in drawing die |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203292339U true CN203292339U (en) | 2013-11-20 |
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ID=49568379
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2013203459833U Expired - Fee Related CN203292339U (en) | 2013-06-15 | 2013-06-15 | Pressure regulating cushion block in drawing die |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203292339U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104174748A (en) * | 2014-08-29 | 2014-12-03 | 重庆平伟汽车模具股份有限公司 | Method for improving rigidity of drawing parts |
| CN111069509A (en) * | 2019-12-23 | 2020-04-28 | 安徽省瑞杰锻造有限责任公司 | Reaming saddle frame integrated with lower flat anvil |
-
2013
- 2013-06-15 CN CN2013203459833U patent/CN203292339U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104174748A (en) * | 2014-08-29 | 2014-12-03 | 重庆平伟汽车模具股份有限公司 | Method for improving rigidity of drawing parts |
| CN104174748B (en) * | 2014-08-29 | 2016-03-16 | 重庆平伟汽车模具股份有限公司 | A kind of method improving drawing detail rigidity |
| CN111069509A (en) * | 2019-12-23 | 2020-04-28 | 安徽省瑞杰锻造有限责任公司 | Reaming saddle frame integrated with lower flat anvil |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20131120 Termination date: 20190615 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |