CN202137358U - Directional solidification equipment - Google Patents
Directional solidification equipment Download PDFInfo
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- CN202137358U CN202137358U CN201120153279U CN201120153279U CN202137358U CN 202137358 U CN202137358 U CN 202137358U CN 201120153279 U CN201120153279 U CN 201120153279U CN 201120153279 U CN201120153279 U CN 201120153279U CN 202137358 U CN202137358 U CN 202137358U
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- cooling
- directional solidification
- feed liquid
- heater
- liquid container
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Abstract
Directional solidification equipment belongs to the technical field of solidification forming, and comprising a heating device, a cooling device, a workbench and a feed liquid container, wherein the heating device is arranged on the workbench, a thermal radiation area in the heating device is provided with the cooling device and the feed liquid container, the feed liquid container is connected on the outer surface of the cooling device, and feed liquid is connected with a temperature monitoring device. By adjusting the distance between a pipe opening and a melt and adjusting the flow rate, the cooling speed can be adjusted, thus obtaining solidification structures with different cooling speeds.
Description
Technical field
The utility model relates to a kind of apparatus for directional solidification, belongs to the solidification forming technical field.
Background technology
The directional solidification forming technique is in process of setting, to adopt compulsive means, in the frozen metal with do not set up the thermograde of specific direction in the solidified melt, thereby melt is solidified along the direction opposite with hot-fluid, to obtain to have the technology of specific orientation column crystal.Because this technology has been controlled the grain orientation of solidified structure preferably, has eliminated horizontal crystal boundary, has improved vertical mechanical property of material greatly.Further developing of this technology is monocrystalline production, also is generalized to gradually in semi-conducting material, magnetic material, the composite study, becomes one of important means of modern solidification forming.
Traditional directional solidification technique has exothermic mixture method (EP method); Power reduces method (PD method), high speed freezing method (HRS method), liquid metal cooling method (LMC method); Zone melting liquid metal cooling method (ZMLMC method); High undercooling directional solidification (DUDS method), electromagnetic shaping directional solidification technique (DSEMS), (LRM) solidified in the slewing of laser ultra-high temperature gradient.These directional solidification techniques need be accomplished on Special Equipment, and device therefor is made relative complex, and use cost is high, is not suitable for small-sized large-scale production or experiment.
The utility model content
The technical problem that the utility model will solve is the complex equipments that overcomes prior art, operates inconvenient defective, and a kind of plain type, the effective apparatus for directional solidification of solidification forming are provided.
In order to solve the problems of the technologies described above, the utility model provides following technical scheme:
A kind of apparatus for directional solidification; Comprise heater, cooling device, workbench and feed liquid container; Said heater places on the workbench; Heater internal heat radiation area is provided with cooling device and feed liquid container, and wherein the feed liquid container is connected on the outer surface of cooling device, and feed liquid is connected with device for monitoring temperature.
Further, said heater is the vertical heater of tubular, and the barrel inboard is the thermal treatment zone, and the outside is a heat-insulation layer, and preferably, heater is two half formula resistance furnace heater or induction heating apparatuses.
Said cooling device is a cooling bay, and bottom surface is established cooling fluid and imported and exported, and cooling liquid inlet is established flow control valve.Said cooling liquid inlet pipe is connected with cooling bay lower bottom part piston type, and the distance of end face is adjustable on its liquid outlet and the cooling bay.
Said feed liquid container is bonded on the cooling bay through high temperature resistant splicing agent or is placed on the cooling bay, and preferably, the feed liquid container is a crucible, is placed on the cooling bay.
Adopt two half formula resistance furnace heating system heating or other thermal source heating (like eddy-current heating); Adopt thermocouple accurately to monitor heating-up temperature; Equitemperature reaches uniform temperature, be incubated required time after, as requested through regulating flow meter regulation and control cooling water flow; From single direction the workpiece melt that heats is carried out unidirectional cooling, thereby reach the effect of directional solidification.Size through adjustment discharge reaches different cooling velocities.
The utility model compared with prior art, the beneficial effect that has is: the utility model combines the type of cooling of exothermic mixture method, the principle and the characteristics of high speed freezing method and high undercooling directional solidification have been improved some unfavorable factors of traditional solidification mode.The equipment principle of the utility model is that workbench is provided with cooling fluid (water, brine ice, ethylene glycol etc.) Chu Chi (being cooling bay); Cooling bay is provided with inlet pipe and goes out pipe; Wherein the connected mode of inlet pipe on cooling bay is to removably connect, thereby inlet pipe is provided with Height Adjustablely, and promptly the mouth of pipe can be regulated apart from the cooling distance H of melt; Inlet pipe is provided with flowmeter, scalable feed liquor amount size.Through regulating the mouth of pipe and melt distance, cooperate the size adjustment of flow, just can regulate the speed of cooling, thereby obtain the solidified structure of different cooling speed.On workbench, be placed with the heater of band heat-insulation system, this heater can freely take off from workbench, making things convenient for the placement of sample, and realizes cooling or air cooling sample in the holding furnace as required.
Description of drawings
Accompanying drawing is used to provide the further understanding to the utility model, and constitutes the part of specification, is used to explain the utility model with the embodiment of the utility model, does not constitute the restriction to the utility model.In the accompanying drawings:
Fig. 1 is the structural representation of the utility model apparatus for directional solidification;
Fig. 2 is the apparatus for directional solidification that adopts Fig. 1 and the alloy directionally solidified organization chart of Al-Cu of different discharge preparation, and wherein discharge is respectively: Fig. 2 a is 16L/h, and Fig. 2 b is 40L/h, and Fig. 2 c is 80L/h, and Fig. 2 d is 160L/h.
The specific embodiment
Describe below in conjunction with the preferred embodiment of accompanying drawing, should be appreciated that preferred embodiment described herein only is used for explanation and explains the utility model, and be not used in qualification the utility model the utility model.
As shown in Figure 1; A kind of apparatus for directional solidification; Comprise the two half formula heating furnaces 2, cooling water storage pond 4, workbench 1 and the crucible 5 (perhaps being earthenware) that are provided with heat-insulation layer 3, the two half formula heating furnaces 2 that are provided with heat-insulation layer 3 place on the workbench 1, and the internal heat radiation area of two half formula heating furnaces 2 is provided with cooling water storage pond 4 and crucible 5; Wherein crucible 5 places on 4 upper surfaces of cooling water storage pond, and feed liquid is connected with temperature monitor 7 through thermocouple 6.
Cooling water storage 4 bottoms, pond are provided with water inlet pipe 8 and outlet pipe 9; Wherein water inlet pipe 8 is that piston type is connected with cooling water storage 4 bottoms, pond; Thereby water inlet pipe 8 is Height Adjustable; Be that effluent pipe mouth can be regulated apart from the cooling distance H of crucible 5, water inlet pipe 8 is provided with flow control valve 10, scalable inflow size.Through adjusting hose nozzle and crucible 5 distances, cooperate the size adjustment of flow, just can regulate the speed of cooling, thereby obtain the solidified structure of different cooling speed.
The crucible that holds alloy 5 is placed on fusing in two half formula heating furnaces 2, treat that temperature reaches the requirement temperature after, insulation a period of time, two half formula heating furnaces 2 continue heating and keep temperature in the stoves, regulate the discharge size, open water intaking valve, workpiece is realized directional solidification rapidly.Perhaps close heating system in cooling procedure as required and realize in the stove air cooling or open two half formula heating furnaces rapidly, realize air cooling, make the workpiece that different condition requires.Fig. 2 is the alloy directionally solidified tissue of Al-Cu that adopts different discharge preparations, wherein, and shown in Fig. 2 a-Fig. 2 d of Fig. 2, hour in 16L/h discharge; Formed directed crystalline substance is organized tiny, the crystal grain marshalling, but on each directed crystalline style branch, still have the tiny branch of dendroid; Along with discharge increases, tiny branch reduces gradually, and the directed grain structure of appearance becomes greatly gradually and broadens; When discharge reached 160L/h, each dendrite had become very thick because merging is grown up; Oriented single crystal grain Development Trend, visible, this equipment can be prepared the tissue of different intergranular distances and grain size according to the discharge size.
What should explain at last is: the above is merely the preferred embodiment of the utility model; Be not limited to the utility model; Although the utility model has been carried out detailed explanation with reference to previous embodiment; For a person skilled in the art, it still can be made amendment to the technical scheme that aforementioned each embodiment put down in writing, and perhaps part technical characterictic wherein is equal to replacement.All within the spirit and principle of the utility model, any modification of being done, be equal to replacement, improvement etc., all should be included within the protection domain of the utility model.
Claims (7)
1. apparatus for directional solidification; Comprise heater, cooling device, workbench and feed liquid container; It is characterized in that: said heater places on the workbench; Heater internal heat radiation area is provided with cooling device and feed liquid container, and wherein the feed liquid container is connected on the outer surface of cooling device, and feed liquid is connected with device for monitoring temperature.
2. apparatus for directional solidification according to claim 1 is characterized in that: said heater is the vertical heater of tubular, and the barrel inboard is the thermal treatment zone, and the outside is a heat-insulation layer.
3. apparatus for directional solidification according to claim 2 is characterized in that: said heater is two half formula resistance furnace heater or induction heating apparatuses.
4. apparatus for directional solidification according to claim 1 is characterized in that: said cooling device is a cooling bay, and bottom surface is established cooling fluid and imported and exported, and cooling liquid inlet is established flow control valve.
5. apparatus for directional solidification according to claim 4 is characterized in that: said cooling liquid inlet pipe is connected with cooling bay lower bottom part piston type, and the distance of end face is adjustable on its liquid outlet and the cooling bay.
6. apparatus for directional solidification according to claim 1 is characterized in that: said feed liquid container is bonded on the cooling bay through high temperature resistant splicing agent or is placed on the cooling bay.
7. apparatus for directional solidification according to claim 1 is characterized in that: said feed liquid container is a crucible, is placed on the cooling bay.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201120153279U CN202137358U (en) | 2011-05-16 | 2011-05-16 | Directional solidification equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201120153279U CN202137358U (en) | 2011-05-16 | 2011-05-16 | Directional solidification equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202137358U true CN202137358U (en) | 2012-02-08 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201120153279U Expired - Fee Related CN202137358U (en) | 2011-05-16 | 2011-05-16 | Directional solidification equipment |
Country Status (1)
| Country | Link |
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| CN (1) | CN202137358U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103305901A (en) * | 2012-03-12 | 2013-09-18 | 洛阳金诺机械工程有限公司 | Flexible cooling structure of shaft to crucible in crystal growth |
| CN106141147A (en) * | 2016-08-24 | 2016-11-23 | 周丐社 | A kind of five metals bolt rapid shaping chiller |
| CN108929961A (en) * | 2018-07-17 | 2018-12-04 | 中国科学院上海硅酸盐研究所 | A kind of preparation method of semi-Hassler block thermoelectric material |
| CN110170637A (en) * | 2019-05-28 | 2019-08-27 | 深圳市万泽中南研究院有限公司 | A kind of equipment and technology keeping casting directional solidification process stability |
| CN114309574A (en) * | 2021-12-31 | 2022-04-12 | 无锡刚正精密吸铸有限公司 | Automatic production system for directional crystallization |
-
2011
- 2011-05-16 CN CN201120153279U patent/CN202137358U/en not_active Expired - Fee Related
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103305901A (en) * | 2012-03-12 | 2013-09-18 | 洛阳金诺机械工程有限公司 | Flexible cooling structure of shaft to crucible in crystal growth |
| CN103305901B (en) * | 2012-03-12 | 2016-10-05 | 洛阳金诺机械工程有限公司 | A kind of crystal growth axle at present flexible cooling structure to crucible |
| CN106141147A (en) * | 2016-08-24 | 2016-11-23 | 周丐社 | A kind of five metals bolt rapid shaping chiller |
| CN106141147B (en) * | 2016-08-24 | 2018-05-22 | 无锡广兴东茂科技有限公司 | A kind of hardware bolt rapid shaping cooling device |
| CN108929961A (en) * | 2018-07-17 | 2018-12-04 | 中国科学院上海硅酸盐研究所 | A kind of preparation method of semi-Hassler block thermoelectric material |
| CN110170637A (en) * | 2019-05-28 | 2019-08-27 | 深圳市万泽中南研究院有限公司 | A kind of equipment and technology keeping casting directional solidification process stability |
| CN110170637B (en) * | 2019-05-28 | 2021-05-25 | 深圳市万泽中南研究院有限公司 | Equipment and process for maintaining stability of casting in directional solidification process |
| CN114309574A (en) * | 2021-12-31 | 2022-04-12 | 无锡刚正精密吸铸有限公司 | Automatic production system for directional crystallization |
| CN114309574B (en) * | 2021-12-31 | 2023-06-23 | 无锡刚正精密吸铸有限公司 | Automatic production system for directional crystallization |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20120208 Termination date: 20140516 |