CN208178424U - The induction atomization of continous way cold crucible prepares titanium valve equipment - Google Patents
The induction atomization of continous way cold crucible prepares titanium valve equipment Download PDFInfo
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- CN208178424U CN208178424U CN201721348467.0U CN201721348467U CN208178424U CN 208178424 U CN208178424 U CN 208178424U CN 201721348467 U CN201721348467 U CN 201721348467U CN 208178424 U CN208178424 U CN 208178424U
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Abstract
The utility model belongs to vacuum metallurgy apparatus field more particularly to a kind of induction atomization of continous way cold crucible prepares titanium valve equipment, including furnace body (1), high-pressure pipe (11), atomization storehouse (12) and vacuum system (3)；Furnace body (1) includes material alloying mechanism (4), safety valve (5), infrared measurement of temperature mechanism (6), gravity material pawl charging mechanism (7), screw feed mechanism (8), explosion tapping equipment (10), smelting electrode (20), rising pouring electrode (21), cold-crucible system (13), melting induction coil (14), rising pouring induction coil (15) and annular distance shape spray disk (18)；Pneumatic gate valve (22) are transversely provided in the charging chamber of gravity material pawl charging mechanism (7).The utility model can continuous production, flour extraction elevated oxygen level is low, and powdered ingredients and size tunable, device structure is simple, fabricates, easy for installation, energy conservation and environmental protection low with maintenance cost, safety is good.
Description
Technical field
The utility model belongs to vacuum metallurgy apparatus field more particularly to a kind of induction atomization of continous way cold crucible prepares titanium
Powder equipment.
Background technique
Induction Melting Technology is a kind of advanced melting means, it eliminates in fusion process atmosphere and heating source to furnace charge
Pollution.But general process for vacuum induction smelting cannot prevent reacting between furnace charge and crucible, especially vivaciously golden in melting
When category or high purity metal, this influence is very serious.There is a kind of more advanced cold crucible vacuum induction in last century end
Melting technique.It is a kind of to carry out vacuum induction melting using cold-crucible (predominantly fine copper, also useful other alloys)
Method.Such method can exclude pollution of the crucible to furnace charge completely.
There are mainly three types of the modes of casting for Cold crucible induction melting device: toppling over casting (tilt-tapping) technology, uphill casting
(bottom-tapping) technology, the uphill casting technology of floating type (lavitation type) cold crucible.
Topple over foundry engieering advantage and be that structure is simply easy to implement, problem is, melt is the same as crucible wall when verting
Contact area increases, and scull is made significantly to grow up, and the melt amount cast out is reduced.So casting should be as fast (usually at 3 seconds as possible
Within).In addition, casting is just grown up rapidly once interrupting scull, need to go back in crucible fusing scull in situ to restore casting,
Repeatedly.
The problem of uphill casting technology of floating type cold crucible, is that the very big melt quality of suspension is had any problem, and only suspends at present
The device of melting 5kg can't be used for industrialized scale.
Therefore, uphill casting technology has the advantage of application.But its structure and technique are extremely complex.It requires further study.
Utility model content
The utility model overcome the shortcomings of the prior art place and provide a kind of structure it is simple low energy consumption, working efficiency
Height, powder quality is good and grain diameter of components is controllable, and safety is good, and can realize and not destroy in furnace under vacuum or atmosphere, no
The addition of similar shape material has reached the powder by atomization equipment of continuous smelting.
In order to solve the above technical problems, the utility model is realized in this way:
A kind of induction atomization of continous way cold crucible prepares titanium valve equipment, including furnace body, high-pressure pipe, atomization storehouse and vacuum
System；The port of the vacuum system is communicated with furnace body working chamber；The furnace body includes material alloying mechanism, safety valve, infrared
Temperature measuring mechanism, gravity material pawl charging mechanism, screw feed mechanism, explosion tapping equipment, smelting electrode, rising pouring electrode, water cooling earthenware
Crucible system, melting induction coil, rising pouring induction coil and annular distance shape spray disk；The material alloying mechanism, safety valve, infrared measurement of temperature
Mechanism, gravity material pawl charging mechanism, screw feed mechanism and explosion tapping equipment working end communicated respectively with furnace body working chamber；
The melting induction coil is fixed at cold-crucible system external wall of upper portion；The rising pouring induction coil is fixed at cold-crucible
System bottom outer wall；Ceramic spray pipe is equipped in the cold-crucible system bottom；It is led in the ceramic spray pipe bottom equipped with ceramics
Pipe；The ceramic conduit upper port is vertical with ceramic spray pipe base opening to be socketed, and is passed through annular distance shape and sprayed disk；High pressure low temperature argon gas is logical
It crosses high-pressure pipe and enters the intracorporal annular distance shape spray disk of furnace；It is transversely provided in the charging chamber of the gravity material pawl charging mechanism pneumatic
Gate valve.
As a preferred embodiment, it is jacket structured that vertical Kazakhstan shell Double water-cooled can be used in furnace body described in the utility model.
Further, flexural pivot chain structure can be used in infrared measurement of temperature mechanism described in the utility model；The material alloying mechanism
There are multiple independent charging cups in inside.
Further, the utility model is connected by pneumatic ball valve with screw feed mechanism cavity in the furnace body inner cavity；
Blanking chute is equipped in the screw feed mechanism bottom.
Further, the taper of ceramic spray pipe described in the utility model is 90 °；The caliber of the ceramic spray pipe is DN20.
The utility model structure is simple, and processing and manufacturing is low with maintenance cost, and equipment batch is convenient for well in easy for installation, safety
Production, due to, as atomization gas, saving gas source heating cost using high pressure low temperature argon gas and powder cooling improves rapidly
Receive powder efficiency；Few (less than the 10%) flour extraction of the big scull of suspending power is high and scull repeats fusing, does not waste raw material；The company of can be achieved
Continuous production reduces evacuation inflation link, greatly improves work efficiency, and reduces the wasting of resources, not tight to melting raw material shape
Lattice requirement, can call in different-alloy in fusion process and the violent melt ingredient of stirring is uniform；Powder diameter can be by adjusting spray
Outspoken diameter is adjusted with admission pressure, and powder sphericity is high, oxygen content is low (being less than 600ppm)；The utility model can also expire
The powder by atomization requirement of a variety of refractory active metals of foot.
Detailed description of the invention
The utility model is described in further detail with reference to the accompanying drawings and detailed description.The protection model of the utility model
Enclose the statement for being not only limited to following content.
Fig. 1 is utility model overall structure diagram.
Fig. 2 is utility model top view.
Fig. 3 is the utility model furnace interior view.
Fig. 4 is the utility model screw feed mechanism schematic diagram.
Fig. 5 is the utility model gravity pawl charging mechanism schematic diagram.
In figure: 1, furnace body；2, fire door；3, vacuum system；4, material alloying mechanism；5, safety valve；6, infrared measurement of temperature mechanism；
7, gravity pawl charging mechanism；8, screw feed mechanism；9, power-supply system；10, explosion tapping equipment；11, high-pressure pipe；12,
It is atomized storehouse；13, cold-crucible system；14, melting induction coil；15, rising pouring induction coil；16, ceramic spray pipe；17, ceramics are led
Pipe；18, annular distance shape sprays disk；19, braced frame；20, smelting electrode；21, rising pouring electrode；22, pneumatic gate valve；23, Pneumatic ball
Valve；24, blanking chute.
Specific embodiment
As shown, the induction atomization of continous way cold crucible prepares titanium valve equipment, including furnace body 1, high-pressure pipe 11, atomization
Storehouse 12 and vacuum system 3；The port of the vacuum system 3 is communicated with 1 working chamber of furnace body；The furnace body 1 includes material alloying machine
Structure 4, safety valve 5, infrared measurement of temperature mechanism 6, gravity material pawl charging mechanism 7, screw feed mechanism 8, explosion tapping equipment 10, melting
Electrode 20, rising pouring electrode 21, cold-crucible system 13, melting induction coil 14, rising pouring induction coil 15 and annular distance shape spray disk 18；
The material alloying mechanism 4, safety valve 5, infrared measurement of temperature mechanism 6, gravity material pawl charging mechanism 7, screw feed mechanism 8 and explosion
The working end of tapping equipment 10 is communicated with 1 working chamber of furnace body respectively；The melting induction coil 14 is fixed at cold-crucible system
It unites 13 external wall of upper portion；The rising pouring induction coil 15 is fixed at 13 bottom outer wall of cold-crucible system；In the cold-crucible
13 bottom of system is equipped with ceramic spray pipe 16；Ceramic conduit 17 is equipped in 16 bottom of ceramic spray pipe；On the ceramic conduit 17
Portion port is vertical with 16 base opening of ceramic spray pipe to be socketed, and is passed through annular distance shape and sprayed disk 18；High pressure low temperature argon gas passes through high-pressure pipe
The 11 annular distance shapes entered in furnace body 1 spray disk 18；Pneumatic gate valve is transversely provided in the charging chamber of the gravity material pawl charging mechanism 7
22。
It is jacket structured that vertical Kazakhstan shell Double water-cooled can be used in furnace body 1 described in the utility model.It is described in the utility model infrared
Flexural pivot chain structure can be used in temperature measuring mechanism 6；There are multiple independent charging cups inside the material alloying mechanism 4.The utility model
It is connected by pneumatic ball valve 23 with 8 cavity of screw feed mechanism in 1 inner cavity of furnace body；In 8 bottom of screw feed mechanism
Equipped with blanking chute 24.The taper of ceramic spray pipe 16 described in the utility model is 90 °；The caliber of the ceramic spray pipe 16 is
DN20。
The utility model furnace body uses vertical Kazakhstans hull shape formula, after opening fire door, it is internal whole expose convenient for fill take furnace charge and
Daily installation maintenance.In specific design, the utility model includes vacuum system, material alloying mechanism, safety valve, infrared measurement of temperature
Mechanism, gravity material pawl charging mechanism, screw feed mechanism, power-supply system, explosion tapping equipment, high-pressure pipe and atomization storehouse；
Said units module is communicated with furnace body working cavity.The utility model furnace body include cold-crucible system, melting induction coil,
Rising pouring induction coil, ceramic spray pipe, ceramic conduit, annular distance shape spray disk are installed on the support frame, as a whole structure and furnace body
It is fixedly connected；Smelting electrode and rising pouring electrode by sealing structure respectively with the intracorporal melting induction coil of furnace and the rising pouring line of induction
Circle is connected, and electrode exterior is connected by copper bar with power-supply system.
The utility model is jacket structured using vertical Kazakhstan shell Double water-cooled in the furnace body；The infrared measurement of temperature mechanism uses
Flexural pivot chain structure can realize the measurement of melt any position and can realize the argon gas cleaning to infrared lens；The material alloying machine
There are multiple independent charging cups inside structure, it can be achieved that a variety of independent additions of alloy material in fusion process.The utility model is in institute
It states and is connected by pneumatic gate valve with gravity material pawl charging mechanism on furnace body, cavity is provided with vacuum interface and inflating port, can be real
The addition of rod shaped materials under furnace body vacuum or atmosphere is not destroyed now.The utility model passes through Pneumatic ball on the furnace body
Valve is connected with screw feed mechanism, and cavity is provided with vacuum interface and inflating port, and there is swingable blanking chute in bottom, not only may be used
The addition for realizing fragment or titanium sponge in the case where not destroying furnace body vacuum or atmosphere, can also be achieved continuous and quantitative in fusion process
Addition.The utility model induction melting part is made of upper and lower two groups of coils, and upper part is that melting induction coil is passed through medium frequency electric
Stream is used for melting materialss, and its underpart is passed through high-frequency current for taper rising pouring induction coil makes melt from crucible bottom for heated nozzle
Portion's outflow；Power-supply system by Medium frequency induction system and high-frequency induction system combination to same power cabinet, by smelting electrode with
Rising pouring electrode is connected with two groups of coils respectively.The utility model high pressure low temperature argon gas enters the spray of annular distance shape by high-pressure pipe
Disk atomization saves gas source heating cost and improves powder quality and shortens the duty cycle.
Water jacketed copper crucible wall in the utility model cold-crucible system is with water jacketed copper crucible bottom using seperated design, difference
Possess independent circulation, sidewall of crucible is spliced by the copper crucible valve of independent loops water channel；Crucible bottom is joint-cutting taper
Structure liner yttrium jet pipe generates stable leaching due to yttrium oxide and Titanium melt minor response, and after reacting
Profit layer prevent reaction continues to occur, therefore yttrium can be used as be atomized titanium valve when jet pipe；The taper and pipe of ceramic spray pipe
Whether diameter and cold crucible rising pouring successfully have direct relation.Taper by testing ceramic spray pipe chooses 90 °, and jet pipe caliber is chosen
DN20。
The utility model can be passed through the pressure of spray disk gas by change and change ceramic spray pipe end aperture to obtain
The powder of different-grain diameter.It is heated into since the utility model saves gas source as atomizing gas using high pressure low temperature argon gas
Originally, average powder 0.25kg out per second and powder cool down rapid, and powder can be taken by being atomized after completing 30 minutes, improved work and imitated
Rate.
The utility model may be implemented in the addition for not destroying different shape material under furnace body vacuum or atmosphere, rod-like material
Using the feeding of gravity pawl mechanism, principle is self-possessed by material to provide clamping force, and material pawl passes through plate by winding mechanism
Material is sent into crucible by valve, and when material is contacted with crucible bottom, material pawl unclamps automatically to be withdrawn by winding mechanism again；When needing to be added
Blanking chute is swung when shivering material, is opened the ball valve connecting with furnace body, is continuously sent material by screw feed mechanism
Enter crucible, and can realize the adjustment of feeding amount by adjusting motor speed.It not only may be implemented in and do not destroy furnace body vacuum or atmosphere
The addition of fragment or titanium sponge under environment can also be achieved continuous and quantitative in fusion process and add.
The utility model vent gas can just eventually enter into mechanical pump vacuum system after dry filter filters, and can have
Effect collects volatile matter, grease, the dust etc. generated in fusion process, and dust particles is avoided to slow down the scuffing of mechanical pump rotor
Pollution to pump oil.Meanwhile to prevent water jacketed copper crucible burn through cooling water and molten liquid as caused by accident in fusion process
The diaphragm explosion-proof decompression device of independent safety valve and big orifice is arranged in the unpredictable reaction condition that body contact occurs, furnace body.
Above with respect to the specific descriptions of the utility model, it is merely to illustrate the utility model and is not limited to originally practical new
Technical solution described in type embodiment.Those skilled in the art should understand that still can to the utility model into
Row modification or equivalent replacement, to reach identical technical effect.Needs are used as long as meeting, all in the protection scope of utility model
It is interior.
Claims (5)
1. a kind of continous way cold crucible induction atomization prepares titanium valve equipment, which is characterized in that including furnace body (1), high-pressure pipe
(11), storehouse (12) and vacuum system (3) are atomized；The port of the vacuum system (3) is communicated with furnace body (1) working chamber；The furnace
Body (1) includes that material alloying mechanism (4), safety valve (5), infrared measurement of temperature mechanism (6), gravity material pawl charging mechanism (7), spiral are sent
Expect mechanism (8), explosion tapping equipment (10), smelting electrode (20), rising pouring electrode (21), cold-crucible system (13), melting sense
Answer coil (14), rising pouring induction coil (15) and annular distance shape spray disk (18)；It is the material alloying mechanism (4), safety valve (5), red
Outer temperature measuring mechanism (6), gravity material pawl charging mechanism (7), screw feed mechanism (8) and explosion tapping equipment (10) working end point
It is not communicated with furnace body (1) working chamber；The melting induction coil (14) is fixed at cold-crucible system (13) external wall of upper portion；Institute
It states rising pouring induction coil (15) and is fixed at cold-crucible system (13) bottom outer wall；In cold-crucible system (13) bottom
Equipped with ceramic spray pipe (16)；Ceramic conduit (17) are equipped in the ceramic spray pipe (16) bottom；Ceramic conduit (17) top
Port is vertical with ceramic spray pipe (16) base opening to be socketed, and passes through annular distance shape spray disk (18)；High pressure low temperature argon gas passes through high pressure admission
It manages the annular distance shape that (11) enter in furnace body (1) and sprays disk (18)；It is transversely provided in the charging chamber of the gravity material pawl charging mechanism (7)
Pneumatic gate valve (22).
2. continous way cold crucible induction atomization according to claim 1 prepares titanium valve equipment, it is characterised in that: the furnace body
(1) jacket structured using vertical Kazakhstan shell Double water-cooled.
3. continous way cold crucible induction atomization according to claim 2 prepares titanium valve equipment, it is characterised in that: described infrared
Temperature measuring mechanism (6) uses flexural pivot chain structure；There are multiple independent charging cups inside the material alloying mechanism (4).
4. continous way cold crucible induction atomization according to claim 3 prepares titanium valve equipment, it is characterised in that: in the furnace
Body (1) inner cavity is connected by pneumatic ball valve (23) with screw feed mechanism (8) cavity；In the screw feed mechanism (8) bottom
Equipped with blanking chute (24).
5. continous way cold crucible induction atomization according to claim 4 prepares titanium valve equipment, it is characterised in that: the ceramics
The taper of jet pipe (16) is 90 °；The caliber of the ceramic spray pipe (16) is DN20.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721348467.0U CN208178424U (en) | 2017-10-19 | 2017-10-19 | The induction atomization of continous way cold crucible prepares titanium valve equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721348467.0U CN208178424U (en) | 2017-10-19 | 2017-10-19 | The induction atomization of continous way cold crucible prepares titanium valve equipment |
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| CN208178424U true CN208178424U (en) | 2018-12-04 |
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| CN201721348467.0U Active CN208178424U (en) | 2017-10-19 | 2017-10-19 | The induction atomization of continous way cold crucible prepares titanium valve equipment |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107457408A (en) * | 2017-10-19 | 2017-12-12 | 沈阳真空技术研究所 | The sensing atomization of continous way cold crucible prepares titanium valve equipment |
| CN109405546A (en) * | 2018-12-18 | 2019-03-01 | 沈阳真空技术研究所有限公司 | Variable clamping range band bottoms out the pneumatic charging mechanism of protection |
| CN109702215A (en) * | 2019-01-25 | 2019-05-03 | 大连理工大学 | Hot arc evaporates Multicarity nano powder preparing device |
-
2017
- 2017-10-19 CN CN201721348467.0U patent/CN208178424U/en active Active
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107457408A (en) * | 2017-10-19 | 2017-12-12 | 沈阳真空技术研究所 | The sensing atomization of continous way cold crucible prepares titanium valve equipment |
| CN109405546A (en) * | 2018-12-18 | 2019-03-01 | 沈阳真空技术研究所有限公司 | Variable clamping range band bottoms out the pneumatic charging mechanism of protection |
| CN109405546B (en) * | 2018-12-18 | 2023-12-19 | 沈阳真空技术研究所有限公司 | Pneumatic feeding mechanism with variable clamping range and bottoming protection |
| CN109702215A (en) * | 2019-01-25 | 2019-05-03 | 大连理工大学 | Hot arc evaporates Multicarity nano powder preparing device |
| CN109702215B (en) * | 2019-01-25 | 2023-12-29 | 大连理工大学 | Thermal arc evaporation multi-cavity nano powder preparation device |
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Address after: 110000 No. 2 Wanliutang Road, Dadong District, Shenyang City, Liaoning Province Patentee after: Shenyang Vacuum Technology Research Institute Co., Ltd. Address before: 110042 Wanliu Tang Road, Shenhe District, Shenyang, Liaoning 2 Patentee before: Shenyang Vacuum Technology Institute |