CN203449499U - Mould for superplastic forming - Google Patents
Mould for superplastic forming Download PDFInfo
- Publication number
- CN203449499U CN203449499U CN201320456596.7U CN201320456596U CN203449499U CN 203449499 U CN203449499 U CN 203449499U CN 201320456596 U CN201320456596 U CN 201320456596U CN 203449499 U CN203449499 U CN 203449499U
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- China
- Prior art keywords
- mold
- mould
- core
- die
- superplastic forming
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- 229910052751 metal Inorganic materials 0.000 claims abstract description 8
- 239000002184 metal Substances 0.000 claims abstract description 8
- 239000004568 cement Substances 0.000 claims abstract description 7
- 239000000919 ceramic Substances 0.000 claims abstract description 7
- 239000010440 gypsum Substances 0.000 claims abstract description 6
- 229910052602 gypsum Inorganic materials 0.000 claims abstract description 6
- 238000000465 moulding Methods 0.000 claims description 15
- 238000010438 heat treatment Methods 0.000 claims description 13
- 238000004891 communication Methods 0.000 claims description 2
- 238000005516 engineering process Methods 0.000 abstract description 10
- 238000004519 manufacturing process Methods 0.000 abstract description 9
- 230000008901 benefit Effects 0.000 abstract description 6
- 230000009286 beneficial effect Effects 0.000 abstract description 2
- 239000000463 material Substances 0.000 description 13
- 238000002360 preparation method Methods 0.000 description 6
- 229910000831 Steel Inorganic materials 0.000 description 5
- 239000010959 steel Substances 0.000 description 5
- 230000002349 favourable effect Effects 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 239000002994 raw material Substances 0.000 description 3
- 238000007493 shaping process Methods 0.000 description 3
- 238000011161 development Methods 0.000 description 2
- 238000009413 insulation Methods 0.000 description 2
- 239000002699 waste material Substances 0.000 description 2
- 229910000838 Al alloy Inorganic materials 0.000 description 1
- 229910000861 Mg alloy Inorganic materials 0.000 description 1
- 229910001069 Ti alloy Inorganic materials 0.000 description 1
- 229910001297 Zn alloy Inorganic materials 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000009776 industrial production Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 150000002739 metals Chemical class 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000011505 plaster Substances 0.000 description 1
- 238000012805 post-processing Methods 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 231100000241 scar Toxicity 0.000 description 1
- 230000007480 spreading Effects 0.000 description 1
- 238000003892 spreading Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Images
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- Moulds, Cores, Or Mandrels (AREA)
Abstract
The utility model discloses a mould for superplastic forming. The mould comprises a lower mould and an upper mould, wherein the lower mould comprises a mould core and a mould sleeve; the mould core is arranged in the mould sleeve and is equipped with a forming mould cavity; the upper mould is equipped with a module with a predetermined shape; moreover, the module corresponds to the forming mould cavity, so that a sealed space is formed by the module and the forming mould cavity when the upper mould and the lower mould are closed; the mould core is made of one of ceramic, gypsum, cement and metal. The mould disclosed by the utility model has advantages of being low in price, short in production period, high in mechanical strength, good in high temperature resistance, wide in scope of application, and the like, and is beneficial to popularization and application of the superplastic forming technology.
Description
Technical Field
The utility model relates to the technical field of molds, particularly, relate to a be used for superplastic forming's mould.
Background
The superplastic forming technology, especially the superplastic ballooning forming technology, is a relatively novel, advanced and immature technology, and since the sixties of the last century, the superplastic forming technology has prevailed in developed countries such as europe and the united states, and has been paid attention to and researched by a large number of scholars. However, in the prior art, the manufacturing material of the superplastic forming die is generally made of steel, the price is high, the manufacturing cost of the die is high, a condition that one die is scrapped when one product is produced can occur under certain extreme cases, great waste is caused, the investment is necessarily increased along with the increase of the required quantity of the die, and the development and application of the superplastic forming technology are seriously influenced.
Thus, current mold technology is subject to further improvement.
SUMMERY OF THE UTILITY MODEL
The utility model discloses aim at solving one of above-mentioned technical problem to a certain extent at least. Therefore, the utility model discloses an aim at provides a mould for superplastic forming.
The utility model provides a be used for superplastic forming's mould. According to the utility model discloses an embodiment, the mould includes: the lower die comprises a die core and a die sleeve, the die core is arranged in the die sleeve, and the die core is provided with a molding die cavity; and an upper mold provided with a module of a predetermined shape, and the module corresponds to the molding cavity so that the module and the molding cavity form a closed space when the upper mold and the lower mold are closed, wherein the mold core is composed of one of ceramic, gypsum, cement, and metal.
According to the utility model discloses mould has advantages such as low price, production cycle is short, mechanical strength is high, high temperature resistance can be good, application scope is wide to be favorable to superplastic forming technology's popularization and application.
Further, the mold further comprises a heating plate for heating. Therefore, the die can obtain reasonable forming temperature, and the forming efficiency is improved.
Furthermore, the heating plate is connected with a heat insulation plate, so that the heat insulation effect is enhanced, and the energy waste is avoided.
Further, the mold further comprises a vent conduit in communication with the enclosed space. Therefore, gas with preset pressure can be input, and the forming efficiency of the superplastic gas bulging forming technology is improved.
Further, the vent pipe comprises an upper vent pipe and a lower vent pipe, the upper vent pipe is arranged on the upper die, and the lower vent pipe is arranged on the lower die. Thus, gas with a predetermined pressure can be supplied in both the vertical and vertical directions, and the superplastic material can be prevented from generating voids during molding.
The utility model also provides another a mould for superplastic forming. According to the utility model discloses an embodiment, the mould includes: die sleeve; the mould core is arranged in the mould sleeve, the mould core is composed of components with the number not less than 2, the components are detachably fixed together by the mould sleeve to form a moulding mould cavity of the mould core, and the mould core is composed of one of ceramics, gypsum, cement and metal.
According to the utility model discloses mould has that the installation is dismantled convenience, low price, production cycle is short, mechanical strength is high, high temperature resistance can be good, application scope advantage such as wide to be favorable to superplastic forming technology's popularization and application. In addition, because the mold core is formed by combining a certain number of components, the shapes of the components can be the same or different, so the design freedom is greatly expanded, products with various shapes and structures can be formed as required, and the selling points of the products are increased.
Preferably, the number of said components is 8. Therefore, the device can be used for superplastic forming with high efficiency, and is very convenient and fast to put in raw materials and take out formed workpieces.
Further, the mold further comprises a heater and/or a heating jacket. Therefore, the die can keep a reasonable forming temperature, and the forming efficiency is improved.
Further, the mold further comprises a vent conduit. Therefore, gas with preset pressure can be input, and the superplastic forming efficiency is improved.
According to the utility model discloses a be used for fashioned mould of superplastic can realize at least one of following advantage:
1. according to the mold for superplastic forming, the price of the preparation material of the mold is cheaper than that of most hot-work mold steel, the production period of the mold is shorter, and the preparation process is simpler, so that the mold is more suitable for mass and large-scale industrial production;
2. according to the utility model discloses a mould for superplastic forming, the preparation material is abundant in type, realizes differentiated production more easily during the shaping, can be according to different demands, for example different fund, mould life, forming condition, the surface accuracy and the size of work piece and mould performance etc. require, select corresponding, suitable mould, be favorable to the development and the application of superplastic forming technique, thereby make the utility model discloses a have bigger spreading value for the mould;
3. according to the mold for superplastic forming of the embodiment of the utility model, because the preparation material of the mold core can be softer than steel, the processing cost and difficulty are lower, even the post processing by hands can be carried out by a large margin, such as direct carving, which is very beneficial to the manufacture of the superplastic forming mold of artworks or artworks, but on the other hand, the mold strength of the utility model is absolutely enough to deal with the use in superplastic forming;
4. according to the mould for superplastic forming, materials such as ceramics are not bonded with metal during forming, so that the mould sticking condition is greatly reduced compared with a steel mould, the mould is easy to take out, no scar is left on the surface, and the mould is more durable and wear-resistant;
5. according to the utility model discloses a mould for superplastic forming, can withstand 1000 degrees centigrade high temperature, and operating temperature rises and also can not lead to mould manufacturing cost to increase, consequently can apply to the superplastic forming of many materials of superplastic temperature between 250 ~ 900 degrees centigrade such as zinc alloy, aluminum alloy, magnesium alloy, titanium alloy, and among the prior art, the steel mould material of choosing that superplastic forming used can become more expensive because of operating temperature promotes;
6. according to the utility model discloses a be used for super fashioned mould of moulding can bear about 5 MPa's shaping atmospheric pressure, can satisfy most super plastic gas bulging fashioned application requirement.
Additional aspects and advantages of the invention will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the invention.
Drawings
The above and/or additional aspects and advantages of the present invention will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings of which:
fig. 1 is a schematic structural view of a mold for superplastic forming according to an embodiment of the present invention;
fig. 2 is a schematic structural diagram of a mold for superplastic forming according to another embodiment of the present invention.
Detailed Description
Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar components or components having the same or similar functions throughout. The embodiments described below with reference to the drawings are exemplary only for the purpose of explaining the present invention, and should not be construed as limiting the present invention.
In the description of the present invention, it is to be understood that the terms "thickness", "upper", "lower", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or assembly referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus should not be construed as limiting the present invention. The terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise. In the present invention, unless otherwise expressly specified or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; the two components can be directly connected or indirectly connected through an intermediate medium, and the two components can be communicated with each other. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.
The utility model provides a be used for fashioned mould of superplastic, as shown in figure 1, the mould includes: the device comprises an upper die 1 and a lower die 2, wherein the lower die 1 consists of a die core 4 and a die sleeve 6, the die core 4 is arranged in the die sleeve 6, and the die core 4 is provided with a molding die cavity 5; the upper mold 2 is provided with a mold block 3 of a predetermined shape, and the mold block 3 corresponds to the molding cavity 5 such that the mold blocks 3 and 4 form a closed space of the molding cavity 5 when the upper and lower molds 1 and 2 are closed to receive and mold the raw material, and the preparation material of the mold core may be selected from ceramics, plaster, cement, and metals.
As shown in fig. 1, the above mold further optionally comprises an upper heating plate 9 and a lower heating plate 10 for heating, the upper and lower heating plates 9 and 10 being connected with an upper and lower heat- insulating plate 11 and 12, respectively, and an upper and lower air duct 7 and 8 communicating with the closed space, so that the inflation superplastic forming technique can be preferably used.
The utility model also provides another a mould for superplastic forming, as shown in fig. 2, the mould includes mold core 14 and die sleeve 18, place die sleeve 18 in the mold core 14 in, mold core 14 comprises 2 subassembly no less than by quantity, the shape and the structure of subassembly are not restricted specially, for example the structure of subassembly each other can be the same also can be inequality, die sleeve 17 is fixed with subassembly detachably and has constituted the shaping die cavity of mold core 14 together, wherein, the preparation material of mold core 14 can be selected from pottery, gypsum, cement and metal, the utility model discloses a mold core 14 of mould can hold the raw and other materials of different shapes to and can form the product of multiple shape and structure as required.
As shown in fig. 2, the number of the components is preferably 8, and optionally, the mold further comprises a heater 13 and/or a heating jacket 18 for heating, and a vent pipe 16 for inputting or outputting gas of a predetermined pressure, so that the ballooning superplastic forming technique can be efficiently used. During operation, the heater 13 heats the mold core 14 and then puts the raw material 15 in, and molding can begin, and after molding is completed, the mold sleeve 18 is loosened, the eight-piece mold is separated, and the molded workpiece can be taken out.
In the description herein, references to the description of the term "one embodiment," "some embodiments," "an example," "a specific example," or "some examples," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
Although embodiments of the present invention have been shown and described, it is to be understood that the above embodiments are exemplary and should not be construed as limiting the present invention, and that changes, modifications, substitutions and alterations can be made to the above embodiments by those of ordinary skill in the art without departing from the principles and spirit of the present invention.
Claims (9)
1. A mold for superplastic forming, said mold comprising:
the lower die comprises a die core and a die sleeve, the die core is arranged in the die sleeve, and the die core is provided with a molding die cavity; and
an upper mold provided with a mold block of a predetermined shape and corresponding to the molding cavity such that the mold block and the molding cavity form a closed space when the upper mold and the lower mold are closed,
wherein,
the mold core is made of one of ceramic, gypsum, cement and metal.
2. The mold of claim 1, further comprising an upper heated plate and a lower heated plate.
3. The mold of claim 2, wherein an upper heat shield is attached to the upper heating plate and a lower heat shield is attached to the lower heating plate.
4. The mold of claim 2, further comprising a vent conduit in communication with the enclosed space.
5. The mold of claim 4, wherein the vent conduit comprises an upper vent conduit disposed on the upper mold and a lower vent conduit disposed on the lower mold.
6. A mold for superplastic forming, said mold comprising:
die sleeve; and
the mould core is arranged in the mould sleeve, the mould core is composed of at least 2 components, the components are detachably fixed together by the mould sleeve to form a moulding mould cavity of the mould core,
wherein,
the mold core is made of one of ceramic, gypsum, cement and metal.
7. The mold of claim 6, wherein the number of components is 8.
8. The mold of claim 6, further comprising a heater and/or a heating jacket.
9. The mold of claim 6, further comprising a vent conduit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320456596.7U CN203449499U (en) | 2013-07-29 | 2013-07-29 | Mould for superplastic forming |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320456596.7U CN203449499U (en) | 2013-07-29 | 2013-07-29 | Mould for superplastic forming |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203449499U true CN203449499U (en) | 2014-02-26 |
Family
ID=50129400
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320456596.7U Expired - Fee Related CN203449499U (en) | 2013-07-29 | 2013-07-29 | Mould for superplastic forming |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203449499U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108889828A (en) * | 2018-06-07 | 2018-11-27 | 上海航天设备制造总厂有限公司 | Superplastic forming method |
-
2013
- 2013-07-29 CN CN201320456596.7U patent/CN203449499U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108889828A (en) * | 2018-06-07 | 2018-11-27 | 上海航天设备制造总厂有限公司 | Superplastic forming method |
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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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140226 Termination date: 20190729 |