CN203002952U - Precision forming die group for valve pressure diaphragm - Google Patents
Precision forming die group for valve pressure diaphragm Download PDFInfo
- Publication number
- CN203002952U CN203002952U CN 201220644232 CN201220644232U CN203002952U CN 203002952 U CN203002952 U CN 203002952U CN 201220644232 CN201220644232 CN 201220644232 CN 201220644232 U CN201220644232 U CN 201220644232U CN 203002952 U CN203002952 U CN 203002952U
- Authority
- CN
- China
- Prior art keywords
- plate
- indentation
- bolster
- upper padding
- diaphragm
- 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.)
- Expired - Fee Related
Links
Images
Landscapes
- Perforating, Stamping-Out Or Severing By Means Other Than Cutting (AREA)
Abstract
The utility model discloses precision forming equipment for a valve pressure diaphragm. The precision forming equipment comprises a nicking die and a blanking die. By using the nicking die, a diaphragm is nicked, and a positioning hole is punched in the diaphragm. The blanking and the reshaping of the diaphragm are finished by using the blanking die. The residual thickness of a formed diaphragm nick is accurately controlled within 0.01 mm. Compared with the prior art, the process flow of the precision forming equipment is simpler.
Description
Technical field
The utility model relates to a kind of sheet forming technology, particularly a kind of precision forming mold group for the valve pressure diaphragm.
Background technology
Rupture disc is the pressure valve important parts, is bearing the important function of pipeline UNICOM.Rupture disc is by the residual thickness at its upper indentation place, the force value of decision rupture of diaphragm.In some high-performance pressure valves, the force value of rupture of diaphragm need accurately be controlled in 0.1 MPa, and this requires the residual thickness of diaphragm indentation accurately to be controlled in 0.01 millimeter.Tradition process for stamping and forming manufacturing process all is difficult to assurance to fracture pressure and the precision size of diaphragm, finds in actual production that the rupture of diaphragm pressure divergence is larger, and quality is unstable.
Shaanxi dynamic power machine design and research institute rather builds China and has proposed a kind of method that realizes diaphragm processing by photoetching process in " application of photoetching diaphragm in diaphragm valve " (rocket propulsion journal article, the 31st phase in 2005), has obtained effect preferably.But, mention in literary composition that the required flow process of technique is 11, this external demand is screened mother metal thickness, and the integrated artistic flow process is still comparatively loaded down with trivial details.
The utility model content
In order to overcome the defective of prior art, the utility model provides a kind of precise forming equipment for the valve pressure diaphragm.Preparation method of the present utility model is simple, gained high thermal conductive silicon fat has good cooling-down effect, and reusable, wherein Nano-size Porous Graphite has high adsorption to high accuracy paraffin, through for a long time repeatedly after cold cycling high accuracy paraffin can not flow out yet, guaranteed the longer life of product.
The technical solution of the utility model is as follows:
A kind of precise forming mold group for the valve pressure diaphragm comprises an indentation mould and a blanking die, and described indentation mould is completed the indentation of diaphragm and rushed locating hole, and described blanking die is completed blanking and the shaping of diaphragm.
preferably, described indentation mould comprises a upper bolster, one upper padding plate, one train wheel bridge, one stripper plate, one lower bolster, one die shoe, one indentation punch, one locating hole drift, one independent guide device, one precise guiding device and a stopping means, described upper bolster is positioned at described indentation mould topmost, described upper padding plate is positioned at described upper bolster lower end, described train wheel bridge be connected stripper plate and connect by an elastic device, described train wheel bridge is positioned at below upper padding plate, described stripper plate is above described lower bolster, described indentation punch is installed on described upper padding plate bottom, described lower bolster is positioned at described die shoe upper end, described locating hole drift is installed on described upper padding plate and passes described train wheel bridge and stripper plate, described independent pilot structure is arranged between described upper bolster and die shoe, described accurate guide frame is arranged between described upper padding plate and lower bolster, described stopping means is arranged between described upper bolster and die shoe.
Preferably, described independent guide device comprises an independent pilot post, is used for the guiding to described indentation punch, and described precise guiding device comprises an inner guiding post and an interior guide pin bushing, is used for the precision guiding to described indentation punch.
Preferably, the combination of described stopping means comprises fixedly limited block and an adjustable limiting piece, and wherein said adjustable limiting piece is used for the control width of nick.
Preferably, described indentation blade cross section is chamfer triangle or isosceles triangle, and in guaranteeing to be shaped, material flows laterally.
Preferably, contain little drift in described indentation mould, can go out locating hole on diaphragm, guarantee that in follow-up blanking process, diaphragm is accurately located.
preferably, described blanking die comprises a upper bolster, one upper padding plate, one train wheel bridge, one stripper plate, one lower bolster, one die shoe, one lower bolster, one bottom plate, one base plate, one trimming device, one independent guide device, one precise guiding device and an alignment pin, described upper bolster is positioned at the top of described blanking die, described upper padding plate is connected with described upper bolster, described train wheel bridge be connected stripper plate and connect by an elastic device, described train wheel bridge is positioned at below described upper padding plate, described stripper plate is arranged on above described lower bolster, described lower bolster is arranged at below described die shoe, described lower bolster below is described bottom plate, described bottom plate below is described base plate, described trimming device is arranged between described upper padding plate and described base plate, described independent guide device is arranged between described upper bolster and die shoe, described precise guiding device is arranged between described upper padding plate and lower bolster, described alignment pin is located at the upper padding plate bottom.
Preferably, described trimming device comprises a trimming punch, a trim die and a rubber, and described trimming punch is arranged on described upper padding plate, and described rubber is positioned at described die below and supports described die.
Preferably, described independent guide device comprises an independent pilot post, and described precise guiding device comprises an inner guiding post and an interior guide pin bushing, and it is used for accurate guiding.
Compared with prior art, the beneficial effects of the utility model are as follows:
The residual thickness of the diaphragm indentation that the one, the utility model forms can be accurate in 0.01 millimeter;
The 2nd, implementing procedure of the present utility model is few, and integrated artistic is simple.
Certainly, implement arbitrary product of the present utility model and might not need to reach simultaneously above-described all advantages.
Description of drawings
Fig. 1 is the structural representation of indentation mould;
Fig. 2 is the structural representation of blanking die;
Fig. 3 is the structural representation of indentation punch.
The specific embodiment
With reference to Fig. 1, Fig. 2 and Fig. 3, the utility model provides a kind of precise forming mold group for the valve pressure diaphragm, and it comprises an indentation mould and a blanking die:
wherein the indentation mould comprises upper bolster 1, upper padding plate 2, train wheel bridge 3, stripper plate 5, lower bolster 6, die shoe 7, indentation punch 14, locating hole drift 8, one independent guide device, one precise guiding device and a stopping means, upper bolster 1 is positioned at the indentation mould topmost, upper padding plate 2 is positioned at upper bolster 1 lower end, train wheel bridge 3 is connected with stripper plate by elastic device 4 connections, train wheel bridge 3 is positioned at upper padding plate 2 belows, stripper plate 5 is above lower bolster 6, indentation punch 14 is installed on upper padding plate 2 bottoms, lower bolster 6 is positioned at die shoe 7 upper ends, locating hole drift 8 is installed on upper padding plate 2 and passes train wheel bridge 3 and stripper plate 5, this independent pilot structure is arranged between upper bolster 1 and die shoe 7, this precision guide frame is arranged between upper padding plate 2 and die shoe 7, this stopping means is arranged on 7 of upper bolster 1 and die shoes, this independent guide device comprises independent pilot post 11, be used for the guiding to indentation punch 14, this precise guiding device comprises inner guiding post 9 and interior guide pin bushing 10, be used for the precision guiding to indentation punch 14, this stopping means combination comprises fixedly limited block 12 and adjustable limiting piece 13, wherein adjustable limiting piece 13 is used for controlling width of nick, indentation punch 14 blade cross sections are chamfer triangle or isosceles triangle, in guaranteeing to be shaped, material flows laterally, contain little drift in indentation punch 14, can go out locating hole on diaphragm, guarantee that in follow-up blanking process, diaphragm is accurately located,
wherein blanking die comprises upper bolster 15, upper padding plate 16, train wheel bridge 17, stripper plate 19, lower bolster 20, die shoe 21, lower bolster 23, bottom plate 24, base plate 22, one trimming device, one independent guide device, one precise guiding device and alignment pin 25, upper bolster 15 is positioned at the top of blanking die, upper padding plate 16 is connected with upper bolster 15, train wheel bridge 17 is connected with stripper plate by elastic device 18 connections, train wheel bridge 17 is positioned at below upper padding plate 16, stripper plate 19 is arranged on above lower bolster 20, lower bolster 23 is arranged at die shoe 21 belows, die shoe 21 belows are bottom plates 24, bottom plate 24 belows are base plate 22, this trimming device is arranged between upper padding plate 16 and base plate 22, this independent guide device is arranged between upper bolster 15 and die shoe 21, this precise guiding device is arranged between upper padding plate 16 and lower bolster 23, alignment pin 25 is located at upper padding plate 16 belows, this trimming device comprises trimming punch 29, trim die 30 and rubber 31, trimming punch 29 is arranged on upper padding plate 16, and rubber 31 is positioned at trim die 30 belows and supports trim die 30, and this independent guide device comprises independent pilot post 28, this precise guiding device comprises inner guiding post 26 and interior guide pin bushing 27, and it is used for accurate guiding.
The specific embodiment of the present utility model has following steps:
Plate is cut into square greater than diaphragm;
Plate after the cutting of step 1 gained is placed on indentation punch 14, regulates adjustable limiting piece 13, start press-molding, complete the indentation of diaphragm and rush locating hole;
Diaphragm blank after indentation is placed on blanking die, and 25 pairs of blanks of alignment pin are located, and start press forming, complete blanking and the shaping of diaphragm;
Take off diaphragm, complete shaping.
Wherein first pass through the indentation mould to the plate indentation, then by feeding plate, plate is carried out blanking and Shape correction.
Above disclosed the utility model preferred embodiment just is used for helping to set forth the utility model.Preferred embodiment does not have all details of detailed descriptionthe, does not limit this utility model yet and only is the described specific embodiment.Obviously, according to the content of this specification, can make many modifications and variations.These embodiment are chosen and specifically described to this specification, is in order to explain better principle of the present utility model and practical application, thereby under making, the technical field technical staff can understand and utilize the utility model well.The utility model only is subjected to the restriction of claims and four corner and equivalent.
Claims (9)
1. the precise forming mold group for the valve pressure diaphragm, is characterized in that, comprises an indentation mould and a blanking die, and described indentation mould is completed the indentation of diaphragm and rushed locating hole, and described blanking die is completed blanking and the shaping of diaphragm.
2. the precise forming mold group for the valve pressure diaphragm as claimed in claim 1, it is characterized in that, described indentation mould comprises a upper bolster, one upper padding plate, one train wheel bridge, one stripper plate, one lower bolster, one die shoe, one indentation punch, one locating hole drift, one independent guide device, one precise guiding device and a stopping means, described upper bolster is positioned at described indentation mould topmost, described upper padding plate is positioned at described upper bolster lower end, described train wheel bridge be connected stripper plate and connect by an elastic device, described train wheel bridge is positioned at below upper padding plate, described stripper plate is above described lower bolster, described indentation punch is installed on described upper padding plate bottom, described lower bolster is positioned at described die shoe upper end, described locating hole drift is installed on described upper padding plate and passes described train wheel bridge and stripper plate, described independent pilot structure is arranged between described upper bolster and die shoe, described accurate guide frame is arranged between described upper padding plate and lower bolster, described stopping means is arranged between described upper bolster and die shoe.
3. the precise forming mold group for the valve pressure diaphragm as claimed in claim 2, it is characterized in that, described independent guide device comprises an independent pilot post, be used for the guiding to described indentation punch, described precise guiding device comprises an inner guiding post and an interior guide pin bushing, is used for the precision guiding to described indentation punch.
4. the precise forming mold group for the valve pressure diaphragm as claimed in claim 2, is characterized in that, the combination of described stopping means comprises fixedly limited block and an adjustable limiting piece, and wherein said adjustable limiting piece is used for the control width of nick.
5. the precise forming mold group for the valve pressure diaphragm as claimed in claim 2, is characterized in that, described indentation blade cross section is chamfer triangle or isosceles triangle.
6. the precise forming mold group for the valve pressure diaphragm as claimed in claim 2, is characterized in that, contains little drift in the indentation mould, and it is used for going out locating hole on diaphragm.
7. the precise forming mold group for the valve pressure diaphragm as claimed in claim 1, is characterized in that, described blanking die comprises a upper bolster, one upper padding plate, one train wheel bridge, one stripper plate, one lower bolster, one die shoe, one lower bolster, one bottom plate, one base plate, one trimming device, one independent guide device, one precise guiding device and an alignment pin, described upper bolster is positioned at the top of described blanking die, described upper padding plate is connected with described upper bolster, described train wheel bridge be connected stripper plate and connect by an elastic device, described train wheel bridge is positioned at below described upper padding plate, described stripper plate is arranged on above described lower bolster, described lower bolster is arranged at below described die shoe, described lower bolster below is described bottom plate, described bottom plate below is described base plate, described trimming device is arranged between described upper padding plate and described base plate, described independent guide device is arranged between described upper bolster and die shoe, described precise guiding device is arranged between described upper padding plate and lower bolster, described alignment pin is located at the upper padding plate bottom.
8. the precise forming mold group for the valve pressure diaphragm as claimed in claim 7, it is characterized in that, described trimming device comprises a trimming punch, a trim die and a rubber, and described trimming punch is arranged on described upper padding plate, and described rubber is positioned at described die below and supports described die.
9. the precise forming mold group for the valve pressure diaphragm as claimed in claim 7, is characterized in that, described independent guide device comprises an independent pilot post, and described precise guiding device comprises an inner guiding post and an interior guide pin bushing, and it is used for accurate guiding.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220644232 CN203002952U (en) | 2012-11-29 | 2012-11-29 | Precision forming die group for valve pressure diaphragm |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220644232 CN203002952U (en) | 2012-11-29 | 2012-11-29 | Precision forming die group for valve pressure diaphragm |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203002952U true CN203002952U (en) | 2013-06-19 |
Family
ID=48594586
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220644232 Expired - Fee Related CN203002952U (en) | 2012-11-29 | 2012-11-29 | Precision forming die group for valve pressure diaphragm |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203002952U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103846340A (en) * | 2012-11-29 | 2014-06-11 | 上海航天设备制造总厂 | Precision forming die group for valve pressure diaphragm and application method thereof |
| CN104458098A (en) * | 2013-09-12 | 2015-03-25 | 重庆四联测控技术有限公司 | Method for solving insufficient pressure response at differential pressure diaphragm capsule high-pressure side |
| CN105268839A (en) * | 2014-07-04 | 2016-01-27 | 杭州萧山民主模具厂 | Stamping die |
| CN107052161A (en) * | 2017-06-19 | 2017-08-18 | 沈阳飞机工业（集团）有限公司 | A kind of " twin-tub " shape sheet part and its manufacture method |
| CN110369601A (en) * | 2019-06-27 | 2019-10-25 | 上海空间推进研究所 | Cut mark, shape are processed in the rupture disc tooling and its application method of one |
-
2012
- 2012-11-29 CN CN 201220644232 patent/CN203002952U/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103846340A (en) * | 2012-11-29 | 2014-06-11 | 上海航天设备制造总厂 | Precision forming die group for valve pressure diaphragm and application method thereof |
| CN103846340B (en) * | 2012-11-29 | 2017-10-27 | 上海航天设备制造总厂 | A kind of precise forming mold group and its application method for valve pressure diaphragm |
| CN104458098A (en) * | 2013-09-12 | 2015-03-25 | 重庆四联测控技术有限公司 | Method for solving insufficient pressure response at differential pressure diaphragm capsule high-pressure side |
| CN105268839A (en) * | 2014-07-04 | 2016-01-27 | 杭州萧山民主模具厂 | Stamping die |
| CN107052161A (en) * | 2017-06-19 | 2017-08-18 | 沈阳飞机工业（集团）有限公司 | A kind of " twin-tub " shape sheet part and its manufacture method |
| CN110369601A (en) * | 2019-06-27 | 2019-10-25 | 上海空间推进研究所 | Cut mark, shape are processed in the rupture disc tooling and its application method of one |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN203002952U (en) | Precision forming die group for valve pressure diaphragm | |
| WO2017080071A1 (en) | Stamping die kit for forming bridge-shaped protrusion | |
| CN203470617U (en) | Flat hole stamping mould | |
| CN204108101U (en) | A kind of automobile chair height regulates the continuous fine stamping die of tooth plate | |
| CN203426263U (en) | Continuous stamping die used for producing tablet computer outer shell structural parts | |
| CN202377388U (en) | Automobile spare wheel bin part manufacture system | |
| CN104289599A (en) | Wireframe punching and shaping die | |
| CN103846340A (en) | Precision forming die group for valve pressure diaphragm and application method thereof | |
| CN202316754U (en) | Combined mold for punching on screen bracket | |
| CN102601242A (en) | Valve seat necking die | |
| CN202239203U (en) | Screw nut riveting and stamping die | |
| CN204353346U (en) | A kind of automobile component incised notch mouth assembling die | |
| CN204108102U (en) | The piercing and flanging mould used in evaporator fin production process | |
| CN205496395U (en) | Novel stamping die | |
| CN206588245U (en) | A kind of trimming and shaping mould for automobile top cover afterbody | |
| CN202943159U (en) | Refrigerator middle cover plate bending punch die | |
| CN202803915U (en) | Compound cold-punching mould | |
| CN205496394U (en) | A stamping die that can be lifted smoothly | |
| CN203426264U (en) | Grading continuous stamping die used for manufacturing tablet computer structural parts | |
| CN204320903U (en) | Silicon steel sheet stamping-out device | |
| CN204159719U (en) | A kind of half cut-off-die | |
| CN103182422B (en) | A kind of method that automobile spare tire cabin part is produced | |
| CN201450057U (en) | Pole piece shaping die | |
| CN204546191U (en) | Grooving Mechanism of New Square Die Core Processing Machine | |
| CN205128732U (en) | Circular connection tray blanking compound die that punches a hole |
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: 20130619 Termination date: 20201129 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |