CN204944162U - Double power source vacuum induction fusion casting annealing furnace - Google Patents
Double power source vacuum induction fusion casting annealing furnace Download PDFInfo
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- CN204944162U CN204944162U CN201520584361.5U CN201520584361U CN204944162U CN 204944162 U CN204944162 U CN 204944162U CN 201520584361 U CN201520584361 U CN 201520584361U CN 204944162 U CN204944162 U CN 204944162U
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- annealing furnace
- vacuum
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- furnace
- casting
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Abstract
The purpose of this utility model is in limited space structure, realizes induction fusion casting and vacuum annealing two kinds of functions simultaneously, and two kinds of techniques is organically combined, can reach save time, the effect such as economize energy.The technical scheme adopted is: double power source vacuum induction fusion casting annealing furnace top is the vacuum induction casting furnace 1 of medium frequency induction power supply heating, and bottom is the external-heat vacuum annealing furnace 3 of thyristor supply heating.UNICOM in the middle of two bodies of heater, vacuumizes together.Workflow is: vacuum induction casting furnace body of heater 1 is above mentioned by top lift mechanism 2, loads crucible and material; Fall casting furnace body of heater 1, sealing, vacuumize; Induction coil heats, material melting, flows into crucible; Vacuum annealing furnace 3 preheating; Crucible travel mechanism 4 drops to annealing in annealing furnace 3; Crucible is risen in the rear crucible travel mechanism 4 that annealed, cooling; Mention casting furnace body of heater 1, feeding.
Description
Technical field
The utility model relates to a kind of vacuum drying oven, and be specifically related to a kind of top for vacuum induction casting furnace, below is the novel two-chamber stove of resistance-type vacuum annealing furnace.
Background technology
Vacuum induction melting furnace is under vacuum, utilizes Frequency Induction Heating principle, makes the vacuum metling complete set of equipments of metal molten.It is the important smelting equipment producing the specialty alloy materials such as nickel base superalloy, titanium alloy, stainless steel, unimach.
Vacuum annealing furnace is that metal is slowly heated to uniform temperature, keeps enough time, then with a kind of metal heat treatment equipment of Reasonable Speed cooling.Main purpose is: (1) release stress, (2) increase material ductility and toughness, and (3) produce special microstructure.
Summary of the invention
The purpose of this utility model is in limited space structure, realizes induction fusion casting and vacuum annealing two kinds of functions simultaneously, and two kinds of techniques is organically combined, can reach save time, the effect such as economize energy.
The technical scheme adopted is:
Double power source vacuum induction fusion casting annealing furnace top is the vacuum induction casting furnace of medium frequency induction power supply heating, and bottom is the external-heat vacuum annealing furnace of thyristor supply heating.UNICOM in the middle of two bodies of heater, vacuumizes together.Workflow is: vacuum induction casting furnace body of heater above mentioned by overhead electric bar, loads crucible and material; Fall casting furnace body of heater, sealing, vacuumize; Induction coil heats, material melting, flows into crucible; Vacuum annealing furnace preheating; Crucible drops to annealing furnace annealing; To anneal rear rise crucible, cooling; Mention casting furnace body of heater, feeding.
Induction melting amount: 10Kg, power: 100KW, inductor maximum heating temperature (graphite workpiece):>=1600 DEG C, system limits vacuum (unloaded, cold conditions) :≤5.0 × 10
-4pa, system Pressure Rise Rate :≤0.5Pa/h, resistive heating system maximum heating temperature:>=800 DEG C, average heating rate (room temperature to 600 DEG C, graphite workpiece): 5 DEG C/min ~ 10 DEG C/min.
Feature is as follows:
1, induction melting furnace adopts the quartz glass seal of tube, and outside is water-cooled induction coil.Induction coil adopts flexible cord to be connected with power supply and cooling water, moves up and down needs to meet.
2, below quartz ampoule, seal groove is established in end, uses C RunddichtringO, opens cooling water line and prevent cushion rubber overheated below seal groove.
3, compressed by gland above quartz ampoule, below furnace bottom central openings, facilitates crucible to pass through, and a set of vacuum system public with below annealing furnace.
4, annealing furnace adopts external-heat structure, and mullite heat-insulation layer preset nickel-chromium resistance wire is as heater.
Accompanying drawing explanation
Fig. 1 is overall structure schematic diagram of the present utility model
Fig. 2 is vacuum induction casting furnace structural representation
Fig. 3 is the structural representation of vacuum annealing furnace
Fig. 4 is the structural representation of vacuum system
Detailed description of the invention
Double power source vacuum induction fusion casting annealing furnace is made up of vacuum induction casting furnace body of heater 1, hoisting mechanism 2, vacuum annealing furnace 3, crucible travel mechanism 4, vacuum system 5 and power-supply system and automatic control system etc.
Induction fusion casting stove 1 is formed a whole by upper cover plate 6, lower cover 7, quartz cover (bilayer) 8, inductor (being positioned at quartz cover outer) 9, leading block 10.Can be moved up and down (>=600mm) by hoisting mechanism 2, inductor 9 lower edge is apart from lower cover 7 upper surface 200mm, and as reference position, inductor 9 is upper and lower adjustable, adjustable range ± 20mm.Quartz cover 8 internal layer is transparent, outer opaque.Austenitic stainless steel selected by induction fusion casting stove 1 hardware (not containing inductor).
Hoisting mechanism 2 adopts electronic tie rod structure, and on its elevating lever induction fusion casting stove 1, bell 6 connects.Mechanism's maximum lift distance: >=600mm, maximum lift weight: >=250kgKg, rising or falling speed 0.03 ~ 0.07m/s.Mechanism possesses electric and hand Lifting scheme, and can switch in good time.
Vacuum annealing furnace 3 comprises furnace shell 11, nickel chromium triangle heating tape 12 and mullite heat-insulation layer 13, is the riding position of stratie and mould, is also the extraction location of pumping equipment interface and thermocouple temperature element.Heating system adopts external-heat, utilizes thyristor supply to power.Vacuum annealing furnace 3 outer wall is maximum temperature rise in the course of work (3h) :≤40 DEG C.There is die tray in vacuum annealing furnace 3, be connected with the casting mechanism 4 outside stove by elevating lever.Vacuum annealing furnace 3 hardware (not Ni and Cr contained heating tape 12) all adopts stainless steel.
Crucible travel mechanism 4 is positioned at outside vacuum annealing furnace 3, adopt electric pushrod structure, be connected with the die tray in vacuum annealing furnace 3 by push rod, pallet can move up and down in vacuum annealing furnace 3, translational speed: 0.02m/s ~ 0.04m/s is adjustable, its stroke divides two grades, casting shelves: 0 ~ 20mm, handling shelves: to be as the criterion to glove box base surface on pallet top.Casting mechanism stable drive, impacts little.Mechanism possesses electric and hand Lifting scheme, and can switch in good time.
Vacuum system 5 adopts two-stage vacuum system, comprises main valve 14, high vacuum oil diffuse pump 15, blade mechanical pump 16.Through all steel pipeline (containing stainless steel metal bellows) of polishing, adopt import wide-range vacuum detecting system, unit should possess power-failure protecting function, and reserved leak detection mouth (not used time sealing), can pour protective gas in work in good time.
Claims (3)
1.
double power source vacuum induction fusion casting annealing furnace, is characterized in that, its upper side is the vacuum induction casting furnace of medium frequency induction power supply heating, and bottom is the external-heat vacuum annealing furnace of thyristor supply heating, and UNICOM in the middle of two bodies of heater, vacuumizes together.
2.
double power source vacuum induction fusion casting annealing furnace according to claim 1, it is characterized in that, the induction melting furnace on top adopts the quartz glass seal of tube, and outside is water-cooled induction coil, induction coil adopts flexible cord to be connected with power supply and cooling water, moves up and down needs to meet; And seal groove is established in end below quartz ampoule, use C RunddichtringO, open cooling water line below seal groove and prevent cushion rubber overheated; Compressed by gland above quartz ampoule, below furnace bottom central openings, facilitates crucible to pass through, and a set of vacuum system public with below annealing furnace.
3.
double power source vacuum induction fusion casting annealing furnace according to claim 1, is characterized in that, the annealing furnace of bottom adopts external-heat structure, and mullite heat-insulation layer preset nickel-chromium resistance wire is as heater.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520584361.5U CN204944162U (en) | 2015-08-06 | 2015-08-06 | Double power source vacuum induction fusion casting annealing furnace |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520584361.5U CN204944162U (en) | 2015-08-06 | 2015-08-06 | Double power source vacuum induction fusion casting annealing furnace |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204944162U true CN204944162U (en) | 2016-01-06 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520584361.5U Expired - Fee Related CN204944162U (en) | 2015-08-06 | 2015-08-06 | Double power source vacuum induction fusion casting annealing furnace |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204944162U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112176401A (en) * | 2020-10-16 | 2021-01-05 | 哈尔滨科友半导体产业装备与技术研究院有限公司 | Thermal field equipment and method suitable for growth of multi-size crystals |
| CN114212977A (en) * | 2021-12-17 | 2022-03-22 | 上海大学 | Double-heating-cavity high-temperature fusion casting device for preparing quartz glass products |
| CN114576998A (en) * | 2022-03-30 | 2022-06-03 | 江苏沃钛有色金属有限公司 | Energy-saving high-performance environment-friendly alloy material smelting and casting device |
-
2015
- 2015-08-06 CN CN201520584361.5U patent/CN204944162U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112176401A (en) * | 2020-10-16 | 2021-01-05 | 哈尔滨科友半导体产业装备与技术研究院有限公司 | Thermal field equipment and method suitable for growth of multi-size crystals |
| CN112176401B (en) * | 2020-10-16 | 2022-05-20 | 哈尔滨科友半导体产业装备与技术研究院有限公司 | Thermal field equipment and method suitable for growth of multi-size crystals |
| CN114212977A (en) * | 2021-12-17 | 2022-03-22 | 上海大学 | Double-heating-cavity high-temperature fusion casting device for preparing quartz glass products |
| CN114576998A (en) * | 2022-03-30 | 2022-06-03 | 江苏沃钛有色金属有限公司 | Energy-saving high-performance environment-friendly alloy material smelting and casting device |
| CN114576998B (en) * | 2022-03-30 | 2023-11-14 | 山西阿克斯太钢轧辊有限公司 | Energy-saving high-performance environment-friendly alloy material smelting and casting device |
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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 |
Granted publication date: 20160106 Termination date: 20200806 |
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| CF01 | Termination of patent right due to non-payment of annual fee |