CN2690077Y - Oriented coagulation forming device - Google Patents
Oriented coagulation forming device Download PDFInfo
- Publication number
- CN2690077Y CN2690077Y CN 200420043537 CN200420043537U CN2690077Y CN 2690077 Y CN2690077 Y CN 2690077Y CN 200420043537 CN200420043537 CN 200420043537 CN 200420043537 U CN200420043537 U CN 200420043537U CN 2690077 Y CN2690077 Y CN 2690077Y
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- directional solidification
- mould
- forming device
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Abstract
The utility model discloses an oriented coagulation forming device, comprising a mould. The inner surfaces of the mold cavity walls of the mould are provided with hollow cooling channels, and each hollow cooling channels is arranged separately. The hollow cooling channels are connected with cooling fluid supply means via a controlling valve. The controlling valve and the switches are connected with a drawpiece. The inner surfaces of the mold cavity walls of the mould can be provided with heating elements which are connected with a power supply via the switches. The oriented coagulation forming device can control the temperature fields of the casting mold and the casting conveniently, and obtain a bigger temperature gradient, and is favorable for the oriented coagulation and quick cooling. Besides, the speed and the direction of the oriented coagulation can be controlled accurately by the utility model. The utility model has the advantages of simple operation, convenient control, and superior structure property. The oriented coagulation forming device can be used to manufacture large-sized and complex shaped castings. Besides, the oriented coagulation forming device is suitable for volume production and application.
Description
Technical field
The utility model relates to directional solidification technique, particularly a kind of directional solidification shaped device.
Background technology
Since nineteen fifty-two at first adopted directional freeze method studying plane and born of the same parents' shape to solidify, directional solidification technique was developed rapidly.This technology is used for eliminating the horizontal crystal boundary that generates in the crystallization process at first, thereby improves the unidirectional mechanical property of material.Because directional solidification technique can obtain some materials with particular tissues orientation and excellent properties, the main application of present directional solidification technique is to produce the foundry goods with even column crystal or single crystal organization, particularly produce the engine blade of high temperature alloy at aviation field, compare with the foundry goods that the conventional cast method obtains, this technology can make elevated temperature strength, creep resistant and enduring quality, the thermal fatigue property of blade be greatly improved.For magnetic material, using directed solidification technology can make the column crystal orientation consistent with the direction of magnetization, has improved the magnetic property of material greatly.Directional solidification technique also is the effective ways of preparation monocrystalline, and the semiconductor monocrystal silicon materials much are to adopt the method for directional solidification to make.Directional solidification technique also is widely used in the manufacturing of in-situ composite, and the in-situ composite that obtains with directional freeze method has been eliminated the influence at interface between wild phase and matrix in other Composite Preparation process, and performance of composites is improved greatly.At present, the method for directional solidification mainly comprises: heating agent method, power reduce method, rapid solidification method, liquid metal cooling method etc.There is the shortcoming that cooling velocity is slow, thermograde is little in traditional directional solidification technique, and can only produce small-sized foundry goods and small-cross section profiles.Application number is that 97196810 Chinese invention patent has been described a kind of screw that is used to make, wing, blade, the method of the directional solidification casting of likes such as jet pipe, this method is casting mold to be heated to a predetermined temperature in the heating region of a casting furnace, the fusion superalloy material of initial capacity is poured into the casting mold that is arranged in heating region so that the position of fusion superalloy material above the solidification front of foundry goods, thereby disturbance appears in the crystal growth that prevents directional solidification castings, by being drawn in a cooled region from heating region, casting mold makes described fusion superalloy material directional solidification, the method device is complicated, the speed of pulling casting mold can only determine by rule of thumb that operating process is difficult holds.Application number is continuous directional solidification casting technique and the equipment that 95103050 Chinese invention patent has been described a kind of special-shaped tube-like thin-wall component, this method is to have adopted the process of continuous directional solidification or electromagnetic crystallizer continuous casting at the outer surface of foundry goods, and has adopted the process of directional solidification precision casting at the inner surface of foundry goods.The weak point of preceding method is the device structure complexity, there is not information acquisition system, can't judge the solid phase of solidification material zone, the residing dynamic position of crystal region and liquid phase zone in the liquid metal solidification process, the speed that casting mold or foundry goods relatively move in the casting process can only be determined by experience, the difficult control of operating process, the shape of the part of manufacturing and size are subjected to the restriction of device structure, can only production cylindrical member or simple shape foundry goods.Application number is that 02152824.1 Chinese invention patent discloses a kind of directional solidification casting equipment, thereby this Casting Equipment is utilized gas nozzle to spray refrigerating gas to cool off mold and reach the purpose that directed cooling in-mold molten melts metal, this directed cooling device also can not be controlled the speed of directional solidification exactly, thereby influences cooling effect.
Summary of the invention
The purpose of this utility model is to overcome the shortcoming of prior art, provides a kind of simple to operate, and control is convenient, accurate, reliable, can be used for making the foundry goods of big molded dimension, complicated shape, is fit to produce in enormous quantities the directional solidification shaped device of using.
The purpose of this utility model is achieved through the following technical solutions: this directional solidification shaped device comprises mould, it is characterized in that: be provided with hollow cooling duct in the die cavity wall of described mould, described hollow cooling duct is connected with the cooling fluid delivery member by control valve, and described control valve and switch are connected with control piece.
Described cooling fluid can be a liquid, can also be gas.
Each hollow cooling duct can be provided with separately in the described mould; Can control the flow and the flow velocity of cooling fluid in the every hollow cooling duct so separately, thus the cooling extent size of controlled molding jig regional area.
Can be provided with heating element heater simultaneously in the die cavity wall of described mould, described heating element heater is connected with power supply by switch.
Each heating element heater connects with different gauge tap respectively in the described mould, can control the heated condition of each heating element heater so separately, thus the intensification amplitude size of controlled molding jig regional area.
Described hollow cooling duct and heating element heater are provided with alternately, also can be arranged in other version as required; The arranged distribution of hollow cooling duct and heating element heater should guarantee that the temperature of arbitrary region can be controlled effectively in the die cavity.
Can be provided with sensor in the described mould, described sensor is close to the position near the die cavity wall; Can gather relevant information by sensor, judge the solid phase of the solidification material zone in the fluent material process of setting in the die cavity, solidify the zone and fluent material does not solidify regional residing dynamic position, control system can be controlled the circulation of cooling fluid and the heating of heating element heater according to the relevant information of this dynamic position, thereby can dynamically control the directional solidification of fluent material in the die cavity.
The utility model has following advantage and effect with respect to prior art:
(1) the utility model can be realized the hot investment casting of labyrinth heavy parts, and structure property is good.
(2) utilize the utility model to keep liquid phase material all the time and be connected, can not intercepted by solidification zone disconnected, thereby keep the unimpeded of feeding passage, can eliminate common casting flaws such as shrinkage porosite, shrinkage cavity.
(3) utilizing the utility model to keep liquid phase material all the time is connected, compression can be delivered to crystal region by liquid phase material during die casting, in the liquid material process of setting, make liquid material crystallization under the compression condition, can obtain more excellent material structure property.
(4) the utility model can be controlled the temperature field on casting mold and the foundry goods easily, obtains bigger thermograde, and the carrying out that helps directional solidification and cool off fast can be controlled accurately to the speed and the direction of directional solidification.
(5) utilize the utility model can realize not having surplus or few surplus hot investment casting.
(6) the utility model is simple to operate, and control easily, reliably is suitable for producing in enormous quantities and uses, and range of application is wider, good market prospect.
Description of drawings
Fig. 1 is the structural representation of the utility model directional solidification shaped device.
Fig. 2 is another structural representation of the utility model directional solidification shaped device.
Fig. 3 is the another structural representation of the utility model directional solidification shaped device.
The specific embodiment
Below in conjunction with embodiment and accompanying drawing the utility model is described in further detail, but embodiment of the present utility model is not limited thereto.
Embodiment 1
Concrete structure of the present utility model as shown in Figure 1, as seen from Figure 1, this directional solidification shaped device comprises module 1, module 2, locked mode button 3, rising head 4, module 1 and module 2 are by 3 lockings of locked mode button, be combined into casting mold, insert in the casting mold rising head 4 lower ends, be provided with liquid material input port 5 in the rising head 4, in mould wall and in the wall of rising head 4, all be provided with hollow cooling duct 8 and heating element heater 6 alternately, hollow cooling duct 8 is connected with the cooling fluid supply member by control valve, heating element heater 6 is connected with power supply by switch, control valve and switch are connected with control piece, be provided with temperature sensor 7 in the mould, described temperature sensor 7 is close to the position near the die cavity wall.This directional solidification shaped device can prepare directional solidification band muscle thin plate foundry goods.
Concrete structure of the present utility model as shown in Figure 2, as seen from Figure 2, this directional solidification shaped device comprises module 9, module 10, rising head 11, module 9 and module 10 are by screw lock, be combined into casting mold, rising head 11 inserts in casting mold one end, be provided with liquid material input port 12 in the rising head 11, in mould wall and in the wall of rising head 4, all be provided with hollow cooling duct 8 and heating element heater 6 alternately, hollow cooling duct 8 is connected with the cooling fluid supply member by control valve, heating element heater 6 is connected with power supply by switch, control valve and switch are connected with control piece, be provided with temperature sensor 7 in the mould, described temperature sensor 7 is close to the position near the die cavity die wall.This directional solidification shaped device can prepare directional solidification shell shape foundry goods.
Concrete structure of the present utility model as shown in Figure 3, as seen from Figure 3, this directional solidification shaped device comprises module 1, module 2, locked mode button 3, rising head 4, module 1 and module 2 are by 3 lockings of locked mode button, be combined into casting mold, insert in the casting mold rising head 4 lower ends, be provided with liquid material input port 5 in the rising head 4, in mould wall and in the wall of rising head 4, independently be disposed with hollow cooling duct 8, hollow cooling duct 8 is connected with the cooling fluid supply member by control valve, control valve and switch are connected with control piece, are provided with temperature sensor 7 in the mould, and described temperature sensor 7 is close to the position near the die cavity wall.This directional solidification shaped device can prepare directional solidification band muscle thin plate foundry goods.
Claims (6)
1, a kind of directional solidification shaped device, comprise mould, it is characterized in that: be provided with hollow cooling duct in the die cavity wall of described mould, described hollow cooling duct is connected with the cooling fluid delivery member by control valve, and described control valve and switch are connected with control piece.
2, directional solidification shaped device according to claim 1 is characterized in that: each hollow cooling duct is provided with separately in the described mould.
3, directional solidification shaped device according to claim 1 is characterized in that: can be provided with heating element heater in the die cavity wall of described mould, described heating element heater is connected with power supply by switch.
4, directional solidification shaped device according to claim 3 is characterized in that: each heating element heater connects with different gauge tap respectively in the described mould.
5, directional solidification shaped device according to claim 3 is characterized in that: described hollow cooling duct and heating element heater are provided with alternately.
6, according to each described directional solidification shaped device of claim 1～5, it is characterized in that: be provided with sensor in the described mould, described sensor is close to the position near the die cavity wall.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200420043537 CN2690077Y (en) | 2004-03-15 | 2004-03-15 | Oriented coagulation forming device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200420043537 CN2690077Y (en) | 2004-03-15 | 2004-03-15 | Oriented coagulation forming device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2690077Y true CN2690077Y (en) | 2005-04-06 |
Family
ID=34671697
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200420043537 Expired - Fee Related CN2690077Y (en) | 2004-03-15 | 2004-03-15 | Oriented coagulation forming device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2690077Y (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102389966A (en) * | 2011-11-18 | 2012-03-28 | 大连船用推进器有限公司 | Casting shaft hole water-cooling device for large marine fixed-pitch propeller |
| WO2012055127A1 (en) * | 2010-10-26 | 2012-05-03 | 西峡龙成特种材料有限公司 | Environment servo type clean metal casting mold |
| CN106180659A (en) * | 2016-08-30 | 2016-12-07 | 烟台万隆真空冶金股份有限公司 | A kind of strand directional solidification and the Combined water chill mould of regional choice cooling |
-
2004
- 2004-03-15 CN CN 200420043537 patent/CN2690077Y/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2012055127A1 (en) * | 2010-10-26 | 2012-05-03 | 西峡龙成特种材料有限公司 | Environment servo type clean metal casting mold |
| US9272325B2 (en) | 2010-10-26 | 2016-03-01 | Nanyang Xingzhi Patent Technology Service Co., Ltd | Environment servo type clean metal casting mold |
| CN102389966A (en) * | 2011-11-18 | 2012-03-28 | 大连船用推进器有限公司 | Casting shaft hole water-cooling device for large marine fixed-pitch propeller |
| CN106180659A (en) * | 2016-08-30 | 2016-12-07 | 烟台万隆真空冶金股份有限公司 | A kind of strand directional solidification and the Combined water chill mould of regional choice cooling |
| CN106180659B (en) * | 2016-08-30 | 2018-01-02 | 烟台万隆真空冶金股份有限公司 | A kind of strand directional solidification and the Combined water chill mould of regional choice cooling |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |