CN203449499U - Mould for superplastic forming - Google Patents

Mould for superplastic forming Download PDF

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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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CN
China
Prior art keywords
mould
core rod
breather line
utility
model
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
Application number
CN201320456596.7U
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Chinese (zh)
Inventor
谢业辉
孙瑞涛
陈建伟
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
CHAOSU NEW TECHNOLOGY Co Ltd BEIJING
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CHAOSU NEW TECHNOLOGY Co Ltd BEIJING
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Priority to CN201320456596.7U priority Critical patent/CN203449499U/en
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Publication of CN203449499U publication Critical patent/CN203449499U/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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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

Mould for superplastic formation
Technical field
The utility model relates to technical field of mold, in particular to a kind of mould for superplastic formation.
Background technology
Superplastic forming technology, especially superplastic gas-bulging forming technique be one more novel, first and then immature technology, from the sixties in last century, the superplastic forming technology developed country such as American-European is popular, and obtains a large amount of focus of attentions and research.But in prior art, the making material of the mould of superplastic formation generally adopts steel, price is higher, the cost of manufacture of mould is expensive, under some extreme example, there will be a mold to produce a situation that product is just scrapped, cause great waste, and mould quantity required is larger, drop into and also must become large thereupon, had a strong impact on development and the application of superplastic forming technology.
Therefore, current Tool and Die Technology is further improved.
Utility model content
The utility model is intended to one of solve the problems of the technologies described above at least to a certain extent.For this reason, an object of the present utility model is to propose a kind of mould for superplastic formation.
The utility model proposes a kind of mould for superplastic formation.According to embodiment of the present utility model, described mould comprises: counterdie, and described counterdie comprises core rod and die sleeve, and described core rod is built in described die sleeve, and described core rod is provided with shaping mold cavity; And patrix, described patrix is provided with the module of reservation shape, and, described module is corresponding with described shaping mold cavity, so that described patrix and described counterdie when closed described in module and described shaping mold cavity form enclosure space, wherein, a kind of in pottery, gypsum, cement and metal of described core rod forms.
According to the mould of the utility model embodiment, the advantage such as there is low price, with short production cycle, mechanical strength is high, resistance to elevated temperatures is good, applied widely, thus be conducive to the promotion and application of superplastic forming technology.
Further, described mould further comprises heating plate, for heating.Thus, can make mould obtain rational forming temperature, improve shaping efficiency.
Further, on described heating plate, be connected with thermal insulation board, be conducive to strengthen heat insulation effect, avoid energy dissipation.
Further, described mould further comprises breather line, and described breather line communicates with described enclosure space.Thus, can input the gas of predetermined pressure, improve the shaping efficiency of superplastic gas-bulging forming technique.
Further, described breather line comprises breather line and lower breather line, and described upper breather line is arranged on described patrix, and described lower breather line is arranged on described counterdie.Thus, can be at the gas of upper and lower both direction input predetermined pressure, play when preventing moulding superplastics and produce cavity and wait effect.
The utility model has also proposed another mould for superplastic formation.According to embodiment of the present utility model, described mould comprises: die sleeve; And core rod, described core rod is built in described die sleeve, described core rod is no less than the assembly of 2 by quantity and forms, described die sleeve is removably fixed together described assembly and has formed the shaping mold cavity of described core rod, wherein, a kind of in pottery, gypsum, cement and metal of described core rod forms.
According to the mould of the utility model embodiment, the advantage such as there is easy installation and removal, low price, with short production cycle, mechanical strength is high, resistance to elevated temperatures is good, applied widely, thus be conducive to the promotion and application of superplastic forming technology.In addition, because core rod is that assembly by some combines, the shape of assembly can be identical can be not identical yet, so design freedom expanded greatly, can be as required can moulding various shape and the product of structure, increase selling point.
Preferably, the quantity of described assembly is 8.Thus, can be high efficiency for superplastic formation, and put into raw material and take out shaping workpiece all very convenient, quick.
Further, described mould further comprises heater and/or heating jacket.Thus, can make mould keep rational forming temperature, improve shaping efficiency.
Further, described mould further comprises breather line.Thus, can input the gas of predetermined pressure, improve superplastic formation efficiency.
According to the mould for superplastic formation of embodiment of the present utility model, can realize following advantages one of at least:
1, according to the mould for superplastic formation of embodiment of the present utility model, the cost ratio overwhelming majority hot-work die steel of preparing material of mould are cheap, the production cycle of mould of the present utility model is shorter, and preparation technology is simpler, thereby is more applicable for the industrial production of in enormous quantities and scale;
2, according to the mould for superplastic formation of embodiment of the present utility model, making material category is abundant, during moulding, being more prone to realize differentiation produces, can be according to different demands, surface accuracy and the requirement such as size and mold performance such as different funds, die life, molding condition, workpiece, select corresponding, suitable mould, be conducive to development and the application of superplastic forming technology, thereby make of the present utility modelly for mould, there is larger promotional value;
3, according to the mould for superplastic formation of embodiment of the present utility model, because the material of preparing of core rod can be softer than steel, processing cost and difficulty are all lower, even can significantly with staff, make post-production, as direct engraving, superplastic forming die making to the art work or arts and crafts is highly beneficial, and but then, mould strength of the present utility model is definitely enough dealt with the use on superplastic forming;
4, according to the mould for superplastic formation of embodiment of the present utility model, when moulding, because the materials such as pottery do not produce bonding with metal, sticking to mould situation greatly reduces than steel die, and pickup is easy, and surface can not leave scar, more durable wear-resisting;
5, according to the mould for superplastic formation of embodiment of the present utility model, can support and be subject to 1000 celsius temperatures, and operating temperature rising can not cause mould production cost to increase yet, therefore can be applied in the super superplastic formings of moulding the multiple material of temperature between 250~900 degrees Celsius such as kirsite, aluminium alloy, magnesium alloy, titanium alloy, and in prior art, superplastic forming steel die selection meeting used becomes all the more expensive because operating temperature promotes;
6, according to the mould for superplastic formation of embodiment of the present utility model, can bear the shaping air pressure of about 5MPa, can meet the application requirements of most superplastic gas-bulging moulding.
Additional aspect of the present utility model and advantage in the following description part provide, and part will become obviously from the following description, or recognize by practice of the present utility model.
Accompanying drawing explanation
Above-mentioned and/or additional aspect of the present utility model and advantage accompanying drawing below combination obviously and is easily understood becoming the description of embodiment, wherein:
Fig. 1 is according to the structural representation of the mould for superplastic formation of an embodiment of the utility model;
Fig. 2 is according to the structural representation of the mould for superplastic formation of the utility model another one embodiment.
The specific embodiment
Describe embodiment of the present utility model below in detail, the example of described embodiment is shown in the drawings, and wherein same or similar label represents same or similar assembly or has the assembly of identical or similar functions from start to finish.Below by the embodiment being described with reference to the drawings, be exemplary, only for explaining the utility model, and can not be interpreted as restriction of the present utility model.
In description of the present utility model, it will be appreciated that, term " thickness ", " on ", orientation or the position relationship of the indication such as D score be based on orientation shown in the drawings or position relationship, only the utility model and simplified characterization for convenience of description, rather than indicate or imply that the device of indication or assembly must have specific orientation, with specific orientation, construct and operation, therefore can not be interpreted as restriction of the present utility model.Term " first ", " second " be only for describing object, and can not be interpreted as indication or hint relative importance or the implicit quantity that indicates indicated technical characterictic.Thus, one or more these features can be expressed or impliedly be comprised to the feature that is limited with " first ", " second ".In description of the present utility model, the implication of " a plurality of " is two or more, unless otherwise expressly limited specifically.In the utility model, unless otherwise clearly defined and limited, the terms such as term " installation ", " being connected ", " connection ", " fixing " should be interpreted broadly, and for example, can be to be fixedly connected with, and can be also to removably connect, or connect integratedly; Can be mechanical connection, can be to be also electrically connected to; Can be to be directly connected, also can indirectly be connected by intermediary, can be the connection of two component internal.For the ordinary skill in the art, can understand as the case may be the concrete meaning of above-mentioned term in the utility model.
The utility model proposes a kind of mould for superplastic formation, as shown in Figure 1, mould comprises: patrix 1 and counterdie 2, and wherein, counterdie 1 consists of core rod 4 and die sleeve 6, and core rod 4 is built in die sleeve 6, and core rod 4 is provided with shaping mold cavity 5; Patrix 2 is provided with the module 3 of reservation shape, and, module 3 correspondences and shaping mold cavity 5, so that module 3 and 4 shaping mold cavities 5 form enclosure spaces when patrix 1 and counterdie 2 is closed, in order to hold raw material and by its moulding, the preparing material and can be selected from pottery, gypsum, cement and metal of core rod.
As shown in Figure 1, alternatively, above-mentioned mould further comprises upper heating plate 9 and the lower heating plate 10 for heating, heating plate 9 and lower heating plate 10 are connected with respectively thermal insulation board 11 and lower thermal insulation board 12, and the upper breather line 7 communicating with enclosure space and lower breather line 8, to can adopt better inflatable superplastic forming technology.
The utility model has also proposed another mould for superplastic formation, as shown in Figure 2, mould comprises core rod 14 and die sleeve 18, core rod 14 is built in die sleeve 18, core rod 14 is no less than the assembly of 2 by quantity and forms, shape and the structure of assembly are not particularly limited, for example assembly structure each other can be identical can be not identical yet, die sleeve 17 is removably fixed together assembly and has formed the shaping mold cavity of core rod 14, wherein, the preparing material and can be selected from pottery of core rod 14, gypsum, cement and metal, the core rod 14 of mould of the present utility model can hold difform raw material, and as required can moulding various shape and the product of structure.
As shown in Figure 2, preferably, the quantity of assembly is 8, alternatively, above-mentioned mould further comprises heater 13 and/or the heating jacket 18 for heating, and breather line 16, can input or output the gas of predetermined pressure, adopt expeditiously inflatable superplastic forming technology.During work, after heater 13 heating core rods 14, put raw material 15 into, can start to carry out moulding, after being shaped, die sleeve 18 is unclamped, by eight lobe moulds separately, the workpiece of forming can be taken out.
In the description of this description, the description of reference term " embodiment ", " some embodiment ", " example ", " concrete example " or " some examples " etc. means to be contained at least one embodiment of the present utility model or example in conjunction with specific features, structure, material or the feature of this embodiment or example description.In this manual, the schematic statement of above-mentioned term is not necessarily referred to identical embodiment or example.And the specific features of description, structure, material or feature can be with suitable mode combinations in any one or more embodiment or example.
Although illustrated and described embodiment of the present utility model above, be understandable that, above-described embodiment is exemplary, can not be interpreted as restriction of the present utility model, those of ordinary skill in the art can change above-described embodiment in the situation that not departing from principle of the present utility model and aim in scope of the present utility model, modification, replacement and modification.

Claims (9)

1. for a mould for superplastic formation, it is characterized in that, described mould comprises:
Counterdie, described counterdie comprises core rod and die sleeve, and described core rod is built in described die sleeve, and described core rod is provided with shaping mold cavity; And
Patrix, described patrix is provided with the module of reservation shape, and described module is corresponding with described shaping mold cavity so that described patrix and described counterdie when closed described in module and described shaping mold cavity form enclosure space,
Wherein,
A kind of in pottery, gypsum, cement and metal forms described core rod.
2. mould according to claim 1, is characterized in that, described mould further comprises heating plate and lower heating plate.
3. mould according to claim 2, is characterized in that, on described upper heating plate, is connected with thermal insulation board, on described lower heating plate, is connected with lower thermal insulation board.
4. mould according to claim 2, is characterized in that, described mould further comprises breather line, and described breather line communicates with described enclosure space.
5. mould according to claim 4, is characterized in that, described breather line comprises breather line and lower breather line, and described upper breather line is arranged on described patrix, and described lower breather line is arranged on described counterdie.
6. for a mould for superplastic formation, it is characterized in that, described mould comprises:
Die sleeve; And
Core rod, described core rod is built in described die sleeve, and described core rod is no less than the assembly of 2 by quantity and forms, and described die sleeve is removably fixed together described assembly and has formed the shaping mold cavity of described core rod,
Wherein,
A kind of in pottery, gypsum, cement and metal forms described core rod.
7. mould according to claim 6, is characterized in that, the quantity of described assembly is 8.
8. mould according to claim 6, is characterized in that, described mould further comprises heater and/or heating jacket.
9. mould according to claim 6, is characterized in that, described mould further comprises breather line.
CN201320456596.7U 2013-07-29 2013-07-29 Mould for superplastic forming Expired - Fee Related CN203449499U (en)

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

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Application Number Title Priority Date Filing Date
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Country Status (1)

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Cited By (1)

* Cited by examiner, † Cited by third party
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

Cited By (1)

* Cited by examiner, † Cited by third party
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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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