CN202216528U - Vacuum smelting furnace for heavy-weight nickel alloy - Google Patents
Vacuum smelting furnace for heavy-weight nickel alloy Download PDFInfo
- Publication number
- CN202216528U CN202216528U CN2011203278218U CN201120327821U CN202216528U CN 202216528 U CN202216528 U CN 202216528U CN 2011203278218 U CN2011203278218 U CN 2011203278218U CN 201120327821 U CN201120327821 U CN 201120327821U CN 202216528 U CN202216528 U CN 202216528U
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- China
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- nickel alloy
- crucible
- melting furnace
- vacuum melting
- vacuum
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Abstract
The utility model relates to a vacuum smelting furnace for heavy-weight nickel alloy, which comprises a vacuum furnace body, a furnace cover, a feeder, an electrode assembly, a sensor, a crucible and a casting mould, wherein the two ends of the electrode assembly are installed on the two side walls of the vacuum furnace body; the top of the crucible is arranged on the electrode assembly; the sensor is arranged on the outer wall of the crucible; the vacuum smelting furnace is characterized by further comprising a die-casting tank which is installed at the bottom of the vacuum furnace body and arranged under the crucible; the top of the casting mould is arranged on the other end of the electrode assembly, corresponding to the crucible; and the die-casting tank is communicated with the casting mould by a feed delivery pipe. The vacuum smelting furnace is in a vertical furnace shell type, and is specially used for smelting and ingot casting the precise nickel alloy under the vacuum or protective atmosphere. The vacuum smelting furnace has the advantages of being light in weight and capable of preparing the heavy-weight nickel alloy ingot.
Description
Technical field
The utility model relates to a kind of vacuum melting furnace, and especially, specifically a kind of big weight nickel alloy is used vacuum melting furnace.
Background technology
At present; The specification of the vacuum melting furnace of domestic melting nickel alloy is basically all below 200KG; The volume of final based on this produced nickel alloy strip paper tinsel is heavy also to be limited in below the 200KG; Along with the fast development of nickel alloy strip paper tinsel processing industry, adopt automatic production line to become industry development trend gradually, this just needs the volume Beijing South Maxpower Technology Co. Ltd of nickel alloy strip paper tinsel enough to reach more than the 300KG; Prepare the heavy nickel alloy strip paper tinsel of such volume and at first must must prepare the nickel alloy ingot of the above weight of 300KG, prepare the smelting furnace that big weight nickel ingot needs big specification.
Existing smelting furnace can only prepare the nickel alloy ingot of little weight usually.In the smelting furnace, mold is usually located at the below of crucible, and when preparing heavy weight nickel alloy ingot, potting syrup spills easily, and it is inhomogeneous to be heated, and is difficult to reach the uniform requirement of nickel ingot quality.
Summary of the invention
The purpose of the utility model is the nickel alloy ingot that can only prepare little weight to existing smelting furnace usually; When preparing heavy weight nickel alloy ingot, potting syrup spills easily, and it is inhomogeneous to be heated; Be difficult to reach the uniform problem of nickel ingot quality, propose a kind of big weight nickel alloy and use vacuum melting furnace.
The technical scheme of the utility model is:
A kind of big weight nickel alloy is used vacuum melting furnace; It comprises vacuum furnace body, bell, feeder, electrode assembly, inductor, crucible and mold, and the two ends of described electrode assembly are installed on the two side of vacuum furnace body, and the top of crucible is installed on the electrode assembly; Inductor is installed on the outer wall of crucible; It is characterized in that described vacuum melting furnace also comprises the die casting jar, described die casting jar is installed in the bottom of vacuum furnace body, places the below of crucible; The top of mold is installed in the other end relative with crucible on the electrode assembly, and the die casting jar is communicated with mold through conveying pipeline.
The bell of the utility model is provided with rotary observation window.
The bell of the utility model is an arch.
The feeder of the utility model is the tipping bucket type feeder, and feeder is installed on the bell, is positioned at the top of crucible; On the tipping bucket mouth of feeder damping sheet is housed.
The air inlet of the die casting jar of the utility model connects inert gas installation.
The vacuum melting furnace of the utility model also comprises the water-cooled if system, and the water-cooled if system links to each other with an end of electrode, and intermediate frequency power supply is provided.
The vacuum melting furnace of the utility model also comprises human-computer interface system.
The beneficial effect of the utility model:
The vacuum melting furnace of the utility model is the vacuum induction melting furnace of vertical heater shell mould, specializes in accurate nickel alloy carries out melting and ingot casting under vacuum or protective atmosphere usefulness, and the advantage of this smelting furnace mainly contains:
(1) vacuum furnace body can reduce body of heater weight, plays function of heat insulation, and the stove environment temperature is low, and the employee work environment is improved.
(2) intelligent human/computer interface system makes smelting furnace be convenient to operation more, and has guaranteed science, the reliability of fusion process.
(3) main parts size is changed easy, easy to maintenance.
(4) the pressure pouring method of taking to make a bet, potting syrup are not understood outer not spattering, and have improved the quality of nickel ingot, can realize that nickel ingot quality is even.
(5) the melting temperature raising is fast, the intelligent control of furnace temperature, high-efficiency environment friendly energy-conservation.
Description of drawings
Fig. 1 is the structural representation of the utility model.
Wherein: 1, vacuum furnace body; 2, bell; 3, rotary observation window; 4, feeder; 5, electrode assembly; 6, inductor; 7, crucible; 8, vacuum system; 9, die casting jar; 10, mold; 11, inert gas installation; 12, water-cooled if system.
The specific embodiment
Below in conjunction with accompanying drawing and embodiment the utility model is further described.
As shown in Figure 1, a kind of big weight nickel alloy is used vacuum melting furnace, and it comprises vacuum furnace body 1, bell 2, feeder 4, electrode assembly 5, inductor 6, crucible 7 and mold 10; In the described vacuum furnace body 1 electrode assembly 5 is housed, the two ends of electrode assembly 5 connect the two side of vacuum furnace body 1, and the top of crucible 7 is installed in an end of electrode assembly 5; Inductor 6 is installed on the outer wall of crucible 7; Described vacuum melting furnace also comprises die casting jar 9, and described die casting jar 9 is installed in the bottom of vacuum furnace body 1, places the below of crucible 7; The top of mold 10 is installed on the electrode assembly 5 other end relative with crucible 7, and die casting jar 9 is communicated with mold 10 through conveying pipeline.
The bell 2 of the utility model is an arch; Bell 2 is provided with rotary observation window 3.
The feeder 4 of the utility model is the tipping bucket type feeder, and feeder 4 is installed on the bell 2, is positioned at the top of crucible 7; On the tipping bucket mouth of feeder 4 damping sheet is housed.
The air inlet of the die casting jar 9 of the utility model connects inert gas installation 11.
The vacuum melting furnace of the utility model also comprises water-cooled if system 12, and water-cooled if system 12 links to each other with an end of electrode assembly 5, and intermediate frequency power supply is provided.
During practical implementation:
Big weight nickel alloy comprises with the lower part with vacuum melting furnace:
Vacuum furnace body: body of heater is the vertical type cylindrical shape, has adopted double wall water interlayer structure, and vacuum seal is also established water cooling plant, can play function of heat insulation effectively, protects body of heater effectively, makes the body of heater can be by scaling loss.
Bell: bell is the arch of water-cooled double wall.Bell is provided with rotary observation window, can comprehensive observation stove in the melting situation, active covering plate is housed on the observation window, at ordinary times glass in the observation window is covered, effectively prevented glass because of radiant heat energy burn broken with avoid being besmirched by the vapor deposition thing of metal.Shield is only removed in the short time when observing, and the manipulation of shield is undertaken by the outer handle of bell.Tipping bucket type deoxidier feeder is housed in the bell, can under the situation of vacuum or protective gas, in crucible, adds deoxidier.On reinforced tipping bucket mouth, damping sheet is housed, too rapid in the time of can preventing the raw material landing, reach the control deoxidier and fall into the interior speed of crucible and the effect of quantity.
Electrode assembly: this device comprises electrode and inductor.
(1) electrode is contained on the sealing floating bearing, supplies power to inductor through electrode assembly, and electrode assembly is serving as the fulcrum of inductor and crucible simultaneously; When crucible need vert; Can be through the handle of sealing on the floating bearing, by operating personnel's operation, just can drive electrode and topple over nickel alloy and melt body.
(2) inductor is fixed on the electrode by two coupling nuts, therefore is convenient to very much mounting or dismounting.Inductor is by the copper tube coiled, interior logical cooling water, thus coil has been played good cooling protection effect, can place the moulding crucible of presintering in inductor inside.
Graphite crucible: graphite crucible has good thermal conductance and heat-resisting quantity, and in the high temperature use, thermal coefficient of expansion is little, and anxious heat, chilling are had certain anti-strain property.
Water-cooling system: water-cooling system is made up of intermediate frequency power supply cooling system, stove cooling system, vacuum plant cooling system.All adopt closed water-cooled to cool off through heat exchanger, all water temperatures and the discharge of water-cooling system all have monitoring system, and have sound and light alarm to cut off the heating power supply function automatically.
Vacuum system: system comprises oil-sealed rotary pump, diffusion pump, lobe pump, valve, pipeline etc.Adorn Pressure gauge on the unit, with the black vacuum in the observation stove and the negative pressure value of protective gas.
Mould system: adopt the pressure bottom casting to cast, after being poured onto the nickel alloy liquid in the crucible in the die casting jar, pour inert gas, utilize gas pressure that nickel alloy liquid is promoted condensation moulding in the casting mould.The recovery rate of iron of pressure bottom casting casting is high, and the composition of strand is even, dense structure, and surface quality is good.
Water-cooled if system: intermediate frequency power supply is provided.
Human-computer interface system: intelligent human/computer interface system makes smelting furnace be convenient to operation more, and has guaranteed science, the reliability of fusion process.
The utility model does not relate to all identical with the prior art prior art that maybe can adopt of part to be realized.
Claims (8)
1. one kind big weight nickel alloy is used vacuum melting furnace; It comprises vacuum furnace body (1), bell (2), feeder (4), electrode assembly (5), inductor (6), crucible (7) and mold (10); The two ends of described electrode assembly (5) are installed on the two side of vacuum furnace body (1); The top of crucible (7) is installed on the electrode assembly (5), and inductor (6) is installed on the outer wall of crucible (7), it is characterized in that described vacuum melting furnace also comprises die casting jar (9); Described die casting jar (9) is installed in the bottom of vacuum furnace body (1); Place the below of crucible (7), the top of mold (10) is installed in electrode assembly (5) and goes up and the relative other end of crucible (7), and die casting jar (9) is communicated with mold (10) through conveying pipeline.
2. big weight nickel alloy according to claim 1 is used vacuum melting furnace, it is characterized in that described bell (2) is provided with rotary observation window (3).
3. big weight nickel alloy according to claim 1 is used vacuum melting furnace, it is characterized in that described bell (2) is arch.
4. big weight nickel alloy according to claim 1 is used vacuum melting furnace, it is characterized in that described feeder (4) is the tipping bucket type feeder, and feeder (4) is installed on the bell (2), is positioned at the top of crucible (7).
5. big weight nickel alloy according to claim 4 is used vacuum melting furnace, it is characterized in that on the tipping bucket mouth of described feeder (4) damping sheet being housed.
6. big weight nickel alloy according to claim 1 is used vacuum melting furnace, it is characterized in that the air inlet of described die casting jar (9) connects inert gas installation (11).
7. big weight nickel alloy according to claim 1 is used vacuum melting furnace, it is characterized in that described vacuum melting furnace also comprises water-cooled if system (12), and water-cooled if system (12) links to each other with an end of electrode assembly (5), and intermediate frequency power supply is provided.
8. big weight nickel alloy according to claim 1 is used vacuum melting furnace, it is characterized in that described vacuum melting furnace also comprises human-computer interface system.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011203278218U CN202216528U (en) | 2011-09-02 | 2011-09-02 | Vacuum smelting furnace for heavy-weight nickel alloy |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011203278218U CN202216528U (en) | 2011-09-02 | 2011-09-02 | Vacuum smelting furnace for heavy-weight nickel alloy |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202216528U true CN202216528U (en) | 2012-05-09 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011203278218U Expired - Lifetime CN202216528U (en) | 2011-09-02 | 2011-09-02 | Vacuum smelting furnace for heavy-weight nickel alloy |
Country Status (1)
| Country | Link |
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| CN (1) | CN202216528U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103394674A (en) * | 2013-07-24 | 2013-11-20 | 西安工程大学 | Vacuum induction furnace for casting thin-wall castings and method of casting thin-wall titanium alloy castings |
-
2011
- 2011-09-02 CN CN2011203278218U patent/CN202216528U/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103394674A (en) * | 2013-07-24 | 2013-11-20 | 西安工程大学 | Vacuum induction furnace for casting thin-wall castings and method of casting thin-wall titanium alloy castings |
| CN103394674B (en) * | 2013-07-24 | 2016-01-13 | 西安工程大学 | The method of casting thin foundry goods vaccum sensitive stove and casting thin-wall titanium alloy foundry goods |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20120509 |