CN114589299A - Heat preservation coil structure for directional single crystal precision casting furnace - Google Patents
Heat preservation coil structure for directional single crystal precision casting furnace Download PDFInfo
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- CN114589299A CN114589299A CN202210257872.0A CN202210257872A CN114589299A CN 114589299 A CN114589299 A CN 114589299A CN 202210257872 A CN202210257872 A CN 202210257872A CN 114589299 A CN114589299 A CN 114589299A
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- heat preservation
- coil
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- heat
- insulating
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- 238000004321 preservation Methods 0.000 title claims abstract description 98
- 239000013078 crystal Substances 0.000 title claims abstract description 25
- 238000005495 investment casting Methods 0.000 title claims abstract description 21
- 238000001816 cooling Methods 0.000 claims abstract description 42
- 238000003723 Smelting Methods 0.000 claims abstract description 25
- 238000005266 casting Methods 0.000 claims abstract description 8
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 49
- 239000000758 substrate Substances 0.000 claims description 28
- 230000006698 induction Effects 0.000 claims description 23
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 11
- 239000000463 material Substances 0.000 claims description 11
- 229910002804 graphite Inorganic materials 0.000 claims description 10
- 239000010439 graphite Substances 0.000 claims description 10
- 239000000498 cooling water Substances 0.000 claims description 9
- 241001062472 Stokellia anisodon Species 0.000 claims description 5
- 239000004020 conductor Substances 0.000 claims description 4
- 230000000149 penetrating effect Effects 0.000 claims description 3
- 239000004566 building material Substances 0.000 claims description 2
- 238000002425 crystallisation Methods 0.000 abstract description 12
- 230000008025 crystallization Effects 0.000 abstract description 12
- 238000000034 method Methods 0.000 abstract description 11
- 230000008569 process Effects 0.000 abstract description 11
- 238000007711 solidification Methods 0.000 abstract description 4
- 230000008023 solidification Effects 0.000 abstract description 4
- 239000002184 metal Substances 0.000 description 8
- 238000009415 formwork Methods 0.000 description 7
- 238000002844 melting Methods 0.000 description 4
- 230000008018 melting Effects 0.000 description 4
- 230000000694 effects Effects 0.000 description 2
- 229910001338 liquidmetal Inorganic materials 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 230000007246 mechanism Effects 0.000 description 2
- 238000007789 sealing Methods 0.000 description 2
- 241001417490 Sillaginidae Species 0.000 description 1
- 229910045601 alloy Inorganic materials 0.000 description 1
- 239000000956 alloy Substances 0.000 description 1
- 230000033228 biological regulation Effects 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000005674 electromagnetic induction Effects 0.000 description 1
- 230000003028 elevating effect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- -1 heater fixture Substances 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 239000000289 melt material Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000035939 shock Effects 0.000 description 1
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22D—CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES
- B22D27/00—Treating the metal in the mould while it is molten or ductile ; Pressure or vacuum casting
- B22D27/04—Influencing the temperature of the metal, e.g. by heating or cooling the mould
- B22D27/045—Directionally solidified castings
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22D—CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES
- B22D46/00—Controlling, supervising, not restricted to casting covered by a single main group, e.g. for safety reasons
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P10/00—Technologies related to metal processing
- Y02P10/25—Process efficiency
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Crystals, And After-Treatments Of Crystals (AREA)
- General Induction Heating (AREA)
Abstract
The invention discloses a heat preservation coil structure for an oriented single crystal precision casting furnace, and particularly relates to the technical field of heat preservation coils of casting furnaces. The heat-insulating coil assembly is divided into the upper heat-insulating coil and the lower heat-insulating coil, different temperatures can be set at the same time, so that products in the smelting chamber are at different temperatures from top to bottom, and because the crystallization time and direction of internal crystal phases are different according to different temperatures in the cooling and solidification processes of the products, the upper heat-insulating coil and the lower heat-insulating coil are set at different temperatures by utilizing the characteristics, so that the crystallization direction of the products is controlled, and the products meeting the process requirements are produced.
Description
Technical Field
The invention relates to the technical field of heat preservation coils of casting furnaces, in particular to a heat preservation coil structure for an oriented single crystal precision casting furnace.
Background
The directional single crystal precision casting furnace utilizes the principle of electromagnetic induction and current heat effect to heat and melt materials in a smelting chamber into liquid metal, a mould shell preheated to a certain temperature in an ingot casting chamber is conveyed to the smelting chamber through a lifting mechanism to be preheated to a required temperature, then the liquid metal is poured into the mould shell to maintain a certain temperature requirement in a heat preservation bag, and finally directional solidification and crystallization of a casting are realized through a crystal pulling mechanism.
The directional monocrystal precise casting furnace establishes a temperature gradient in a specific direction in an investment casting shell, so that molten alloy is crystallized and directionally solidified along a direction opposite to a heat flow according to requirements, and a workpiece with excellent thermal shock resistance, long fatigue life, good creep resistance and medium temperature plasticity can be produced by adopting a directional monocrystal solidification technology.
The product of directional single crystal precision casting stove need carry out accurate accuse temperature cooling at the cooling process, guarantees that the product accomplishes the crystallization as required and solidifies, but traditional heat preservation coil only possesses single heat preservation and slows down cooling function (traditional heat preservation coil structure is shown as figure 7) for the whole heat preservation of product is cooled off at same temperature, can't satisfy technological requirements such as product to its inside crystal structure, direction. Therefore, the heat preservation coil structure for the oriented single crystal precision casting furnace is provided.
Disclosure of Invention
In order to overcome the above defects in the prior art, embodiments of the present invention provide a heat-insulating coil structure for an oriented single crystal precision casting furnace, wherein different temperatures are set for an upper heat-insulating coil and a lower heat-insulating coil at the same time, so that a product in a melting chamber is at different temperatures from top to bottom, and because the crystallization time and direction of an internal crystal phase are different according to the different temperatures during the cooling and solidification process of the product, the different temperatures are set for the upper heat-insulating coil and the lower heat-insulating coil by using these characteristics, so as to control the crystallization direction of the product, thereby producing the product meeting the process requirements.
In order to achieve the purpose, the invention provides the following technical scheme: the utility model provides a heat preservation coil structure for directional single crystal precision casting stove, is including installing the heat preservation coil pack who smelts the outdoor side at the foundry furnace, heat preservation coil pack includes heat preservation coil and lower heat preservation coil, go up heat preservation coil and heat preservation coil down and distribute from top to bottom and all establish and smelt the outdoor side, go up heat preservation coil and heat preservation coil down and can set for different temperatures simultaneously for smelt indoor product and be in different temperatures from top to bottom, thereby control the crystallization direction of product, in order to produce the product that satisfies the technological requirement.
The smelting chamber includes heat preservation induction ring, lower heat preservation induction ring, graphite circle and builds the material circle, it establishes the induction ring top that keeps warm under to go up the fixed establishment of heat preservation induction ring, the graphite circle is fixed to be established in the outside of last heat preservation induction ring and heat preservation induction ring down, it establishes in the graphite circle outside to build the material circle fixed, it all establishes in the material circle outside to go up heat preservation coil and heat preservation coil down.
In a preferred embodiment, the top end of the upper heat-preserving induction ring of the smelting chamber is provided with a heater cover for sealing the inside of the smelting chamber.
In a preferred embodiment, the outer side of the material building ring is provided with a heat preservation coil short circuit ring, and the heat preservation coil short circuit ring is arranged between the upper heat preservation coil and the lower heat preservation coil and is used for helping temperature regulation in the smelting chamber.
In a preferred embodiment, a heater substrate is fixedly arranged at the bottom end of the smelting chamber, and heater supports are fixedly arranged on two sides of the heater substrate and used for supporting the heater substrate.
In a preferred embodiment, four heat preservation coil brackets are fixedly arranged at the top end of the heater substrate, and the upper heat preservation coil, the lower heat preservation coil and the heat preservation coil short circuit ring are fixedly arranged at the inner sides of the four heat preservation coil brackets and used for supporting the upper heat preservation coil, the lower heat preservation coil and the heat preservation coil short circuit ring.
In a preferred embodiment, a through hole penetrating through the heater substrate is formed in the center of the heater substrate, a water cooling ring is fixedly arranged inside the through hole and used for rapidly cooling the molten metal, and a support ring is fixedly arranged outside the water cooling ring and is arranged at the top end of the heater substrate, fixedly connected with the heater substrate and used for supporting the water cooling ring.
In a preferred embodiment, a formwork is placed inside the smelting chamber, an insulating ring is arranged at the bottom end of the formwork, a lifting device is arranged at the bottom end of the insulating ring, the insulating ring and the lifting device are both arranged on the inner side of the water cooling ring, and the lifting device drives the formwork to move up and down.
In a preferred embodiment, the front end of the water cooling ring is fixedly communicated with a water inlet pipe and a water outlet pipe which are distributed on the left and right sides, the water inlet pipe and the water outlet pipe are both arranged below the heater substrate, and one ends of the water inlet pipe and the water outlet pipe, which are far away from the water cooling ring, are respectively externally connected with a cooling water inlet pipe and a cooling water outlet pipe.
In a preferred embodiment, the upper heat-insulating coil, the lower heat-insulating coil and the water-cooling ring are all made of conductive materials.
The invention has the technical effects and advantages that:
1. according to the invention, after molten metal is introduced into the mold shell, the upper heat-insulating coil and the lower heat-insulating coil work according to the technological requirements of products, so that the molten metal in the mold shell is kept at the required temperature, different temperatures can be set simultaneously due to the fact that the heat-insulating coil components are divided into the upper heat-insulating coil and the lower heat-insulating coil, so that the products in the smelting chamber are at different temperatures from top to bottom, and different temperatures are set for the upper heat-insulating coil and the lower heat-insulating coil according to different temperatures in the process of cooling and solidifying the products, so that the crystallization direction of the products is controlled, and the products meeting the technological requirements are produced.
2. The mould shell is driven by the lifting device supported below the mould shell to move downwards, when the mould shell moves to the water cooling ring below the mould shell, the water cooling ring works according to the process requirement, and simultaneously, the lifting device is provided with a signal to ensure the cooling temperature and time of the mould shell at the water cooling ring, so that molten metal in the mould shell is rapidly cooled according to the specified process requirement, and the production efficiency is improved.
Drawings
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a front cross-sectional view of the melting chamber and insulated coil assembly of the present invention;
FIG. 3 is a top view of the melting chamber and heat retention coil assembly of the present invention;
FIG. 4 is a bottom view of the melting chamber and insulated coil assembly of the present invention;
FIG. 5 is a front view of the heater substrate, heater fixture, water cooling ring of the present invention;
FIG. 6 is a front cross-sectional view of a heater substrate, a heater fixture, and a water cooling ring in accordance with the present invention;
fig. 7 is a structural view of a conventional heat-insulating coil of the present invention.
The reference signs are: 1 upper heat preservation induction ring, 2 lower heat preservation induction ring, 3 heater cover, 4 graphite ring, 5 upper heat preservation coil, 6 lower heat preservation coil, 7 heat preservation coil short circuit ring, 8 insulating ring, 9 support ring, 10 building material ring, 11 heater base plate, 12 heater support, 13 water cooling ring, 14 heat preservation coil support, 15 smelting chamber, 16 inlet pipe, 17 outlet pipe, 18 elevating gear.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to the attached drawings 1-4 of the specification, the heat preservation coil structure for the oriented single crystal precision casting furnace comprises a heat preservation coil assembly arranged on the outer side of a smelting chamber 15 of the casting furnace, wherein the heat preservation coil assembly comprises an upper heat preservation coil 5 and a lower heat preservation coil 6, the upper heat preservation coil 5 and the lower heat preservation coil 6 are distributed up and down and are arranged on the outer side of the smelting chamber 15, the upper heat preservation coil 5 and the lower heat preservation coil 6 are made of conductive materials, and different temperatures are set for the upper heat preservation coil 5 and the lower heat preservation coil 6 at the same time, so that products in the smelting chamber 15 are in different temperatures up and down, the crystallization direction of the products is controlled, and the products meeting the technological requirements are produced.
Smelt 15 inside formworks of having placed of room, smelt room 15 including last heat preservation induction ring 1, lower heat preservation induction ring 2, graphite circle 4 and build material circle 10, it fixes and establishes 2 tops of heat preservation induction ring under to go up heat preservation induction ring 1, graphite circle 4 is fixed to be established at last heat preservation induction ring 1 and the outside of heat preservation induction ring 2 down, build material circle 10 and fix and establish in the graphite circle 4 outside, it all establishes in the material circle 10 outside of building with heat preservation coil 6 down to go up heat preservation coil 5, and graphite circle 4 has high temperature resistant, corrosion-resistant, stand wear and tear characteristic.
And a heater cover 3 is arranged at the top end of the upper heat-insulation induction ring 1 of the smelting chamber 15 and used for sealing the inside of the smelting chamber 15.
The outer side of the material building ring 10 is provided with a heat preservation coil short circuit ring 7, and the heat preservation coil short circuit ring 7 is arranged between the upper heat preservation coil 5 and the lower heat preservation coil 6, so that temperature adjustment in the smelting chamber 15 is facilitated.
The implementation scenario is specifically as follows: after molten metal is led into a formwork, the upper heat-insulating coil 5 and the lower heat-insulating coil 6 work according to the technological requirements of products, the molten metal in the formwork is kept at the required temperature, different temperatures can be set simultaneously due to the fact that heat-insulating coil components are divided into the upper heat-insulating coil 5 and the lower heat-insulating coil 6, products in the smelting chamber 15 are in different temperatures from top to bottom, and in the process of cooling and solidifying the products, the crystallization time and the crystallization direction of internal crystal phases can be different according to the different temperatures, the different temperatures are set for the upper heat-insulating coil 5 and the lower heat-insulating coil 6 by utilizing the characteristics, and therefore the crystallization direction of the products is controlled, and the products meeting the technological requirements are produced.
Referring to the attached drawings 1-6 in the specification, a heater substrate 11 is fixedly arranged at the bottom end of the smelting chamber 15 and used for supporting the smelting chamber 15, and heater supports 12 are fixedly arranged on two sides of the heater substrate 11 and used for supporting the heater substrate 11.
Referring to the attached drawings 1, 3 and 4 of the specification, four heat preservation coil supports 14 are fixedly arranged at the top end of the heater substrate 11, the upper heat preservation coil 5, the lower heat preservation coil 6 and the heat preservation coil short circuit ring 7 are fixedly arranged on the inner sides of the four heat preservation coil supports 14, and the heat preservation coil supports 14 are used for supporting the upper heat preservation coil 5, the lower heat preservation coil 6 and the heat preservation coil short circuit ring 7.
Referring to the attached drawings 2, 5 and 6 in the specification, a through hole penetrating through the heater substrate 11 is formed in the center of the heater substrate 11, a water cooling ring 13 is fixedly arranged in the through hole and made of a conductive material, a water inlet pipe 16 and a water outlet pipe 17 which are distributed on the left and right are fixedly communicated with the front end of the water cooling ring 13, the water inlet pipe 16 and the water outlet pipe 17 are both arranged below the heater substrate 11, one ends, far away from the water cooling ring 13, of the water inlet pipe 16 and the water outlet pipe 17 are respectively externally connected with a cooling water inlet pipe and a cooling water outlet pipe, cooling water enters the water cooling ring 13 through the cooling water inlet pipe and the water inlet pipe 16 and then flows out through the water outlet pipe 17 and the cooling water outlet pipe, and is used for rapidly cooling molten metal.
The outer side of the water cooling ring 13 is fixedly provided with a support ring 9, and the support ring 9 is arranged at the top end of the heater substrate 11 and is fixedly connected with the heater substrate 11 and used for fixedly supporting the water cooling ring 13.
The bottom end of the formwork is provided with an insulating ring 8, the bottom end of the insulating ring 8 is provided with a lifting device 18, the insulating ring 8 and the lifting device 18 are both arranged on the inner side of the water cooling ring 13, and the lifting device 18 can adopt hydraulic cylinders, electric cylinders and other equipment in the prior art, which are common in the prior art and are not further described herein.
The implementation scene is specifically as follows: the mould shell is driven by a lifting device 18 supported below the mould shell to move downwards, when the mould shell moves to the position of the water cooling ring 13 below, the water cooling ring 13 works according to the process requirement, and simultaneously, a signal is given to the lifting device 18 to ensure the cooling temperature and the cooling time of the mould shell at the position of the water cooling ring 13, so that the molten metal in the mould shell is rapidly cooled according to the specified process requirement, and the production efficiency is improved.
And finally: the above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents, improvements and the like that are within the spirit and principle of the present invention are intended to be included in the scope of the present invention.
Claims (10)
1. The utility model provides a heat preservation coil structure for directional single crystal precision casting stove which characterized in that: the casting furnace heat preservation coil assembly comprises a heat preservation coil assembly arranged on the outer side of a smelting chamber (15) of a casting furnace, wherein the heat preservation coil assembly comprises an upper heat preservation coil (5) and a lower heat preservation coil (6), and the upper heat preservation coil (5) and the lower heat preservation coil (6) are distributed up and down and are arranged on the outer side of the smelting chamber (15);
smelt room (15) including last heat preservation induction ring (1), lower heat preservation induction ring (2), graphite circle (4) and build material circle (10), it fixes and establishes heat preservation induction ring (2) top under to go up heat preservation induction ring (1), graphite circle (4) are fixed to be established in last heat preservation induction ring (1) and the outside of lower heat preservation induction ring (2), it fixes and establishes in the graphite circle (4) outside to build material circle (10).
2. The heat-insulating coil structure for the directional single crystal precision casting furnace according to claim 1, wherein: the top end of the upper heat-preservation induction ring (1) of the smelting chamber (15) is provided with a heater cover (3).
3. The heat-insulating coil structure for the directional single crystal precision casting furnace according to claim 1, wherein: the upper heat-insulating coil (5) and the lower heat-insulating coil (6) are arranged on the outer side of the material building ring (10).
4. The heat-insulating coil structure for the directional single crystal precision casting furnace according to claim 1, wherein: the building material ring (10) is provided with a heat-insulating coil short-circuit ring (7) on the outer side, and the heat-insulating coil short-circuit ring (7) is arranged between the upper heat-insulating coil (5) and the lower heat-insulating coil (6).
5. The heat-insulating coil structure for the directional single crystal precision casting furnace according to claim 4, wherein: the bottom end of the smelting chamber (15) is fixedly provided with a heater substrate (11), and both sides of the heater substrate (11) are fixedly provided with heater supports (12).
6. The heat-insulating coil structure for the directional single crystal precision casting furnace of claim 5, wherein: the heater is characterized in that four heat preservation coil supports (14) are fixedly arranged at the top end of the heater substrate (11), and the upper heat preservation coil (5), the lower heat preservation coil (6) and the heat preservation coil short circuit ring (7) are fixedly arranged on the inner sides of the four heat preservation coil supports (14).
7. The heat-insulating coil structure for the directional single crystal precision casting furnace according to claim 1, wherein: the heater is characterized in that a through hole penetrating through the heater substrate (11) is formed in the center of the heater substrate (11), a water cooling ring (13) is fixedly arranged inside the through hole, a support ring (9) is fixedly arranged on the outer side of the water cooling ring (13), and the support ring (9) is arranged at the top end of the heater substrate (11) and is fixedly connected with the heater substrate (11).
8. The heat-insulating coil structure for the directional single crystal precision casting furnace according to claim 7, wherein: the mould shell is placed inside the smelting chamber (15), the bottom end of the mould shell is provided with an insulating ring (8), the bottom end of the insulating ring (8) is provided with a lifting device (18), and the insulating ring (8) and the lifting device (18) are arranged on the inner side of the water cooling ring (13).
9. The heat-insulating coil structure for the directional single crystal precision casting furnace according to claim 7, wherein: the water cooling device is characterized in that the front end of the water cooling ring (13) is fixedly communicated with a water inlet pipe (16) and a water outlet pipe (17) which are distributed on the left and right sides, the water inlet pipe (16) and the water outlet pipe (17) are arranged below the heater substrate (11), and one ends, far away from the water cooling ring (13), of the water inlet pipe (16) and the water outlet pipe (17) are respectively externally connected with a cooling water inlet pipe and a cooling water outlet pipe.
10. The heat-insulating coil structure for the directional single crystal precision casting furnace of claim 7, wherein: the upper heat-insulating coil (5), the lower heat-insulating coil (6) and the water cooling ring (13) are all made of conductive materials.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210257872.0A CN114589299A (en) | 2022-03-14 | 2022-03-14 | Heat preservation coil structure for directional single crystal precision casting furnace |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210257872.0A CN114589299A (en) | 2022-03-14 | 2022-03-14 | Heat preservation coil structure for directional single crystal precision casting furnace |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN114589299A true CN114589299A (en) | 2022-06-07 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210257872.0A Withdrawn CN114589299A (en) | 2022-03-14 | 2022-03-14 | Heat preservation coil structure for directional single crystal precision casting furnace |
Country Status (1)
| Country | Link |
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| CN (1) | CN114589299A (en) |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN2808362Y (en) * | 2005-04-29 | 2006-08-23 | 中国科学院金属研究所 | Equipment for manufacturing oriental-congealing casting pieces |
| WO2012023165A1 (en) * | 2010-08-16 | 2012-02-23 | 株式会社Sumco | Electromagnetic casting device for silicon |
| CN205200509U (en) * | 2015-11-18 | 2016-05-04 | 株洲中航动力精密铸造有限公司 | Directional crystallization heat preservation device and have its directional crystallization stove for |
| CN108409129A (en) * | 2018-04-25 | 2018-08-17 | 长飞光纤光缆股份有限公司 | A kind of energy saving fibre drawing furnace |
| CN109475931A (en) * | 2016-06-27 | 2019-03-15 | 赛峰集团 | The cooling smelting furnace of directional solidification and the cooling means using this smelting furnace |
| CN109877300A (en) * | 2019-04-04 | 2019-06-14 | 江苏永瀚特种合金技术有限公司 | A kind of cooling orientation/monocrystalline coagulation system of the double media of air-liquid and method |
| CN110170627A (en) * | 2019-06-25 | 2019-08-27 | 苏州振吴电炉有限公司 | Four Room oriented monocrystalline vacuum induction hot investment casting furnace of bimodulus housing chamber |
| CN111318646A (en) * | 2020-04-17 | 2020-06-23 | 中国航发北京航空材料研究院 | Method for controlling grain size of isometric crystal high-temperature alloy turbine blade |
| CN112616303A (en) * | 2020-11-20 | 2021-04-06 | 东北大学 | Structure for shielding magnetic field in HRS (high resolution scanner) legal directional solidification process |
| CN112899787A (en) * | 2021-05-07 | 2021-06-04 | 中国航发北京航空材料研究院 | Medium-frequency induction heating holding furnace device for single crystal/directional solidification |
-
2022
- 2022-03-14 CN CN202210257872.0A patent/CN114589299A/en not_active Withdrawn
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2808362Y (en) * | 2005-04-29 | 2006-08-23 | 中国科学院金属研究所 | Equipment for manufacturing oriental-congealing casting pieces |
| WO2012023165A1 (en) * | 2010-08-16 | 2012-02-23 | 株式会社Sumco | Electromagnetic casting device for silicon |
| CN205200509U (en) * | 2015-11-18 | 2016-05-04 | 株洲中航动力精密铸造有限公司 | Directional crystallization heat preservation device and have its directional crystallization stove for |
| CN109475931A (en) * | 2016-06-27 | 2019-03-15 | 赛峰集团 | The cooling smelting furnace of directional solidification and the cooling means using this smelting furnace |
| CN108409129A (en) * | 2018-04-25 | 2018-08-17 | 长飞光纤光缆股份有限公司 | A kind of energy saving fibre drawing furnace |
| CN109877300A (en) * | 2019-04-04 | 2019-06-14 | 江苏永瀚特种合金技术有限公司 | A kind of cooling orientation/monocrystalline coagulation system of the double media of air-liquid and method |
| CN110170627A (en) * | 2019-06-25 | 2019-08-27 | 苏州振吴电炉有限公司 | Four Room oriented monocrystalline vacuum induction hot investment casting furnace of bimodulus housing chamber |
| CN111318646A (en) * | 2020-04-17 | 2020-06-23 | 中国航发北京航空材料研究院 | Method for controlling grain size of isometric crystal high-temperature alloy turbine blade |
| CN112616303A (en) * | 2020-11-20 | 2021-04-06 | 东北大学 | Structure for shielding magnetic field in HRS (high resolution scanner) legal directional solidification process |
| CN112899787A (en) * | 2021-05-07 | 2021-06-04 | 中国航发北京航空材料研究院 | Medium-frequency induction heating holding furnace device for single crystal/directional solidification |
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