CN206952170U - Spray chamber and the device for preparing metal dust - Google Patents
Spray chamber and the device for preparing metal dust Download PDFInfo
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- CN206952170U CN206952170U CN201720840733.5U CN201720840733U CN206952170U CN 206952170 U CN206952170 U CN 206952170U CN 201720840733 U CN201720840733 U CN 201720840733U CN 206952170 U CN206952170 U CN 206952170U
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- spray chamber
- feed supplement
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Abstract
It the utility model is related to 3D printing increasing material manufacturing and metallurgical technology field, and in particular to a kind of spray chamber and the device for preparing metal dust.The spray chamber includes controller, spray chamber body, the first receipts powder tank and is arranged on the intrinsic ultrasonic transformer of spray chamber, transducer, the first heating unit and electromagnetic induction piece；First heating unit is on ultrasonic transformer, and the first end of ultrasonic transformer is taper umbrella-shaped structure, and the second end of ultrasonic transformer is connected by transducer with electromagnetic induction piece, and magnet coil is wound with electromagnetic induction piece, and magnet coil and the first heating unit are connected with controller.The device includes spray chamber described above.The utility model not only reduces the temperature difference between ultrasonic transformer and molten metal by using this method, the phenomenon that effectively prevent ultrasonic characteristic change, power output caused by molten metal crusts at the top of the ultrasonic transformer reduces occurs, and also solves refractory metal or the problem of alloy is difficult to prepare by ultrasonic atomization technology.
Description
Technical field
It the utility model is related to 3D printing increasing material manufacturing and metallurgical technology field, and in particular to a kind of spray chamber and for making
The device of standby metal dust.
Background technology
Metal dust is the important branch of material industry, the workpiece prepared using metal dust, has other materials institute
The excellent properties that can not be obtained.Therefore, metal dust is in fields such as Aero-Space, electronic information, metallurgy, the energy, electric power, medical treatment
Have a wide range of applications.With the development of 3D printing technique, the application field of metal dust also further expands, while
Quality, cost to powder etc. propose higher requirement.
Ultrasonic atomizatio is a kind of new atomization technique that developed recently gets up, using this method can obtain sphericity it is high and
The narrow high-performance metal powder of particle size range.But because the Curie temperature of its core component piezoelectric ceramics is relatively low, therefore it can only make
The metal or alloy powder of standby low melting point；Further, since during work, there is the temperature difference in ultrasonic transformer, both contact easy knot with molten metal
Shell, influence ultrasonic atomizatio effect.
Utility model content
(1) technical problems to be solved
It is to be solved in the utility model be can not prepare the higher metal dust of fusing point in the prior art, ultrasonic transformer easily crusts
Technical problem.
(2) technical scheme
In order to solve the above technical problems, the utility model provides a kind of spray chamber, the spray chamber includes controller and gas
The spray chamber body of source connection, first connected with the bottom of the spray chamber body receive powder tank and are arranged on the spray chamber
Intrinsic ultrasonic transformer, transducer, the first heating unit and electromagnetic induction piece；First heating unit is located at the ultrasonic transformer
On, the first end of the ultrasonic transformer is taper umbrella-shaped structure, and the second end of the ultrasonic transformer passes through the transducer and the electricity
Magnetic inductive film connects, and is wound with magnet coil on the electromagnetic induction piece, the magnet coil and first heating unit are equal
It is connected with the controller.
Wherein, the taper of the taper umbrella-shaped structure is 120-160 °.
Wherein, in addition to cooling unit, the electromagnetic induction piece is plugged in the cooling unit, on the cooling unit
Inlet and outlet is offered, the import closes on the electromagnetic induction piece and set, and the outlet is arranged on the cooling unit
Bottom.
Wherein, the controller is provided with power knob, startup/stop button.
In order to solve the above technical problems, the utility model additionally provides a kind of device for being used to prepare metal dust, the dress
Put and pass through the working chamber and institute including feed supplement room, working chamber, vacuum pump group and spray chamber described above, the feed supplement room
The top connection of spray chamber body is stated, is provided with flashboard to be opened/closed between the feed supplement room and the working chamber, the feed supplement room,
The working chamber and the spray chamber body are connected with the vacuum pump group respectively.
Wherein, the feed supplement room includes the feed supplement room body connected with the source of the gas and is arranged on feed supplement room body
Interior feed supplement crucible and the first driver element；The bottom of feed supplement room body is connected by the flashboard with the working chamber,
The feed supplement crucible drives upset, for providing metal material base, the feed supplement to the working chamber from first driver element
The flip angle of crucible is adjustable.
Wherein, the working chamber includes the working chamber's body connected with the feed supplement room and is arranged on working chamber's sheet
Internal melting kettle, tundish crucible, mozzle, the second driver element and the second heating unit；The melting kettle is by institute
State the second driver element drive upset, for into the tundish crucible casting molten metal liquid, the melting kettle turn over
Gyration is adjustable, and the bottom of the tundish crucible is connected by the mozzle with the spray chamber body, the mozzle
It is provided with second heating unit.
Wherein, in addition to cyclone separator, the cyclone separator include connecting pipe, receive powder valve, separator body
Powder tank is received with second, the top of the separator body connects provided with the receipts powder valve, bottom with the described second receipts powder tank, institute
The top for stating separator body is connected by the connecting pipe with the sidepiece of the spray chamber body.
Wherein, the vacuum pump group includes mechanical pump and the lobe pump being connected with the mechanical pump, the feed supplement room, institute
State working chamber and the spray chamber body is connected with the mechanical pump respectively.
In order to solve the above technical problems, the utility model additionally provides a kind of use for being used to prepare the device of metal dust
Method, this method comprise the following steps：
S1, when in melting kettle load specified amount metal material base after, stop the first driver element, close flashboard, respectively
Working chamber's body and spray chamber body are connected with mechanical pump, start mechanical pump and lobe pump successively, and redirects and performs step S2；
S2, after pressure reaches 10Pa in working chamber's body and spray chamber body, close mechanical pump and lobe pump, will be atomized
Room body connects with source of the gas, protective gas is filled with working chamber's body and spray chamber body, and redirects execution in step S3；
S3, after working chamber's body and the intrinsic pressure of spray chamber reach 0.01-0.08Mpa, close source of the gas, start molten
Crucible is refined, and redirects and performs step S4；
S4, after the fusing point of the metal material base in melting kettle reaches the first temperature, start tundish crucible, described first
The scope of temperature is 150-200 DEG C, and redirects and perform step S5；
S5, after the temperature of tundish crucible reaches first temperature, it is single to start the second driver element, cooling successively
Member, magnet coil, the first heating unit, the second heating unit and receipts powder valve, and redirect and perform step S6；
S6, after operation specified time, feed supplement room body is opened, metal material base is filled into feed supplement crucible, and redirect execution
Step S7；
S7, feed supplement room body is closed, feed supplement room body is connected with mechanical pump, start mechanical pump and lobe pump successively, and
Redirect and perform step S8；
S8, after pressure reaches 10Pa in the body of feed supplement room, mechanical pump and lobe pump are closed, by feed supplement room body and source of the gas
Connection, makes protective gas be filled with the body of feed supplement room, and redirects execution in step S9；
S9, when the pressure in feed supplement room reaches 0.01-0.08Mpa, close source of the gas, open flashboard, it is single to start the first driving
Member, and redirect and perform step S1.
(3) beneficial effect
The utility model is not only reduced between ultrasonic transformer and molten metal by setting first heater on ultrasonic transformer
Temperature difference, and effectively prevent ultrasonic characteristic change, power output caused by molten metal crusts at the top of the ultrasonic transformer and reduce
Phenomenon occur, ensure that ultrasonic atomizatio effect；In addition, by using the higher electromagnetic induction piece of Curie temperature, expand suitable
With scope, solve the problems, such as that refractory metal or alloy are difficult to prepare by ultrasonic atomization technology.
Brief description of the drawings
Fig. 1 is a kind of schematic diagram of spray chamber of the utility model embodiment；
Fig. 2 is a kind of schematic diagram for being used to prepare the device of metal dust of the utility model embodiment.
Reference：
1st, feed supplement room body；1-1, cylinder；1-2, connecting rod；1-3, feed supplement crucible；
1-4, flashboard；2nd, working chamber's body；2-1, handle；2-2, melting kettle；
2-3, tundish crucible；2-4, mozzle；2-5, the second heating unit；
3rd, vacuum pump group；3-1, mechanical pump；3-2, lobe pump；4th, spray chamber body；
4-11, ultrasonic transformer；4-12, the first heating unit；4-13, transducer；
4-14, cooling unit；4-15, electromagnetic induction piece；4-16, import；4-17, outlet；
4-2, first receive powder tank；4-3, controller；4-31, power knob；
4-32, startup/stop button；5th, separator body；5-1, connecting pipe；
5-2, receive powder valve；5-3 second receives powder tank.
Embodiment
It is new below in conjunction with this practicality to make the purpose, technical scheme and advantage of the utility model embodiment clearer
Accompanying drawing in type embodiment, the technical scheme in the embodiment of the utility model is clearly and completely described, it is clear that is retouched
The embodiment stated is part of the embodiment of the present utility model, rather than whole embodiments.Based on the reality in the utility model
Apply example, the every other embodiment that those of ordinary skill in the art are obtained on the premise of creative work is not made, all
Belong to the scope of the utility model protection.
In description of the present utility model, unless otherwise indicated, the orientation of the instruction such as term " on ", " under ", " top ", " bottom "
Or position relationship is based on orientation shown in the drawings or position relationship, is for only for ease of description the utility model and simplification is retouched
State, rather than instruction or imply signified device or element there must be specific orientation, with specific azimuth configuration and operation,
Therefore it is not intended that to limitation of the present utility model.
It should be noted that unless otherwise clearly defined and limited, term " connection " should be interpreted broadly, for example, can
To be to be fixedly connected or be detachably connected, or it is integrally connected；Can be joined directly together, middle matchmaker can also be passed through
Jie is indirectly connected.For the ordinary skill in the art, it can understand above-mentioned term in utility model with concrete condition
Concrete meaning.
Embodiment 1
With reference to shown in Fig. 1 and Fig. 2, the utility model embodiment provides a kind of spray chamber, and the spray chamber includes controller
4-3, the spray chamber body 4 being connected with source of the gas, the first receipts for being connected with the bottom of spray chamber body 4 and are arranged on powder tank 4-2
Ultrasonic transformer 4-11, transducer 4-13, the first heating unit 4-12 and electromagnetic induction piece 4-15 in spray chamber body 4；First adds
For hot cell 4-12 on ultrasonic transformer 4-11, ultrasonic transformer 4-11 first end is taper umbrella-shaped structure, wherein, taper umbrella-shaped structure
Taper be 120-160 °, ultrasonic transformer 4-11 the second end is connected by transducer 4-13 with electromagnetic induction piece 4-15, electromagnetism sense
Answer and magnet coil is wound with piece 4-15, magnet coil and the first heating unit 4-12 are connected with controller 4-3.
In use, when the molten metal of melting is fallen on taper umbrella-shaped structure, molten metal can be in surface tension and itself weight
The surface of taper umbrella-shaped structure is uniformly spread in the presence of power, that is to say, that the surface of taper umbrella-shaped structure can form one layer
Metal liquid film in uniform thickness.After magnet coil is powered, ultrasonic vibration can occur for ultrasonic transformer 4-11, and its ultrasonic vibration frequency is excellent
Elect 20KHz-100KHz, power output 1400W-2000W as, being attached to the molten metal on its surface can be fractured into vibration
Small molten drop.In addition, before metal injection liquid, it need to first open the first heating unit in spray chamber body 4 to this
Ultrasonic transformer 4-11 is heated to fusing point corresponding to the metal that need to be atomized by 4-12, to reduce the temperature between ultrasonic transformer 4-11 and molten metal
Degree is poor, avoids molten metal from being crusted at the top of ultrasonic transformer 4-11, wherein, ultrasonic transformer 4-11 temperature is not higher than 1700 DEG C.
In addition, also including cooling unit 4-14, electromagnetic induction piece 4-15 is plugged in cooling unit 4-14, cooling unit 4-
Import 4-16 and outlet 4-17 are offered on 14, import 4-16 proximity electromagnetic sensing chips 4-15 is set, and outlet 4-17 is arranged on cold
But unit 4-14 bottom.Wherein, water or hydraulic oil can be selected as coolant.As molten metal bath constantly sprays into spray chamber
In body 4, electromagnetic induction piece 4-15 is influenceed by molten metal, and own temperature can constantly rise, and when electromagnetic induction piece 4-15 is long
Between easily fail when being in the condition of high temperature, heat exchange is constantly carried out with electromagnetic induction piece 4-15 by coolant, it is ensured that electromagnetism
Sensing chip 4-15 is in optimum working temperature all the time, and then can greatly prolong electromagnetic induction piece 4-15 service life.It is in addition, logical
Cross and import 4-16 is arranged near electromagnetic induction piece 4-15, coolant can be made directly to wash away electromagnetic induction piece 4-15 surfaces, entered
And flow-disturbing can be increased, reduce heat transfer resistance, improve heat transfer efficiency.
Preferably, controller 4-3 is provided with power knob 4-31, startup/stop button 4-32.
Embodiment 2
The utility model embodiment provides a kind of device for being used to prepare metal dust, and the device includes feed supplement room, melted
Refining room, vacuum pump group 3 and above-mentioned spray chamber, feed supplement room are connected by working chamber with the top of spray chamber body 4, feed supplement room
Flashboard 1-4 to be opened/closed is provided between working chamber, feed supplement room, working chamber and spray chamber body 4 connect with vacuum pump group 3 respectively
Connect.
The structure of spray chamber in the present embodiment is same as Example 1 with principle, and the present embodiment repeats no more.
Wherein, feed supplement room includes the feed supplement room body 1 connected with source of the gas and the feed supplement earthenware being arranged in feed supplement room body 1
Crucible 1-3 and the first driver element；The bottom of feed supplement room body 1 is connected by flashboard 1-4 with working chamber, and feed supplement crucible 1-3 is by
One driver element drives upset, for providing metal material base to working chamber, and feed supplement crucible 1-3 flip angle is adjustable, so as to mend
Expect that crucible 1-3 can supplement the metal material base of specified amount into working chamber according to the actual requirements.
Further, the first driver element includes pedestal, connecting rod 1-2 and cylinder 1-1, and cylinder 1-1 is arranged on feed supplement room sheet
The top of body 1, cylinder 1-1 piston rod are plugged in feed supplement room body 1；Cut with scissors with cylinder 1-1 piston rod connecting rod 1-2 one end
Connect, the other end and feed supplement crucible 1-3 middle and upper part are hinged, pedestal is arranged on the side of the bottom of feed supplement room body 1, feed supplement crucible
The side of 1-3 bottom is hinged with pedestal.Thus, when cylinder 1-1 piston rod moves down, cylinder 1-1 piston rod is just
Feed supplement crucible 1-3 upsets are driven by connecting rod 1-2, and then the metal material base in feed supplement crucible 1-3 can be poured into working chamber.
During actual use, by controlling the cylinder 1-1 stroke of piston rod to achieve that the regulation of feed supplement crucible 1-3 flip angles,
And then the metal material base of specified amount can be supplemented into working chamber.
Wherein, working chamber includes the working chamber's body 2 connected with feed supplement room and the melting being arranged in working chamber's body 2
Crucible 2-2, tundish crucible 2-3, mozzle 2-4, the second driver element and the second heating unit 2-5；Melting kettle 2-2 is by
Two driver elements drive upset, for casting molten metal liquid, melting kettle 2-2 flip angle into tundish crucible 2-3
It is adjustable, can be by partial melting pouring metal melt into tundish crucible 2-3 when thus melting kettle 2-2 is poured into a mould, also can be by whole
Molten metal bath is poured into tundish crucible 2-3；Tundish crucible 2-3 bottom passes through mozzle 2-4 and spray chamber body 4
Connection, mozzle 2-4 are provided with the second heating unit 2-5.Wherein, the sectional area of mozzle 2-4 inner flow passages is gradual from top to bottom
Reduce, and a diameter of 1-3mm at the runner exit.
Thus, after its internal metal material base is heated to molten condition by melting kettle 2-2, the second driver element can band
Dynamic melting kettle 2-2 upsets, make the partial melting pouring metal melt in melting kettle 2-2 into tundish crucible 2-3；Then mend
Material room fills into new metal material base to melting kettle 2-2, due to there remains the molten metal of melting in melting kettle 2-2, so
The metal material base newly filled into can be immersed in the molten metal of these remaining meltings, during so as to melting again, the metal that newly fills into
Material base can be heated evenly, and the efficiency of heating surface also can be higher.Further, since melting kettle 2-2 need to only fill into a small amount of metal charge every time
Base, therefore feed supplement room can complete multiple feed supplement, fire door need not be opened in whole process, and then can ensure in working chamber's body 2
Heat will not scatter and disappear, and greatly improve smelting efficiency.And pouring metal melt into tundish crucible 2-3 and enters mozzle 2-4
Afterwards, due to the temperature difference between mozzle 2-4 and molten metal bath be present, molten metal can be cooled to cool partly to coagulate for mobility is poor
Solid fraction state, and be detained and block in mozzle 2-4, after the molten metal of melting in tundish crucible 2-3 is stable, start second
Heating unit 2-5 heats to the molten metal inside mozzle 2-4, will be formed after molten metal fusing uniformly uniform and stable small
Line, export and spray from mozzle 2-4, because the sectional area of mozzle 2-4 inner flow passages is from top to bottom gradually reduced, metal can be made
The discharge rate of liquid is more than rate of influx, is so more beneficial for the outflow of small line, so as to form continuous liquid stream.
Further, the second driver element includes main shaft and handle 2-1, and one end of main shaft is connected with handle 2-1, the other end
Side wall through working chamber's body 2 is connected with melting kettle 2-2, is manually pulled handle 2-1 and just be can control melting kettle 2-2
Flip angle, and then just controllable melting kettle 2-2 pours fluence to tundish crucible 2-3.
It is highly preferred that the second driver element also includes motor and gearbox, motor is connected by gearbox with spindle drive；
Gearbox has shift fork, and shift fork is used to control the clutch between the gear on the gear and motor in gearbox.Thus not only may be used
Realize melting kettle 2-2 automatic turning, but also can precisely, quantitative molten metal is efficiently poured into a mould to tundish crucible 2-3,
And handle 2-1 can also be switched to control in time when motor breaks down, to ensure that smelting operation continues uninterruptedly to carry out.
In addition, also including cyclone separator, cyclone separator includes connecting pipe 5-1, receives powder valve 5-2, separator sheet
Body 5 and second receives powder tank 5-3, and the top of separator body 5 is provided with and receives powder valve 5-2, bottom connects with the second receipts powder tank 5-3,
The top of separator body 5 is connected by connecting pipe 5-1 with the sidepiece of spray chamber body 4.Because separator body 5 passes through
Connecting pipe 5-1 connects with spray chamber body 4, when opening receipts powder valve 5-2, the part in source of the gas penetrating spray chamber body 4
Gas can be by receiving powder valve 5-2 discharges, so as to which the less molten drop of size formed in spray chamber body 4 will be with gas
Stream enters in separator body 5, and finally falls into the second receipts powder under the constraint of the wall of self gravitation effect and separator body 5
In tank 5-3.Thus, by setting cyclone separator 5, so that it may which the molten drop formed in spray chamber body 4 is entered according to size
Row categorised collection, specifically, due to heavier, the air-flow that can not receive powder valve 5-2 with flowing through enters the molten drop of large-size
Separator body 5, it can only be fallen under self gravitation effect in the first receipts powder tank 4-2；And the molten drop of reduced size due to
It is relatively light, separator body 5 can be entered with the air-flow for receiving powder valve 5-2 formation, and eventually fall into the second receipts powder tank 5-3.
Preferably, vacuum pump group 3 includes the mechanical pump 3-1 and lobe pump 3-2 being connected with mechanical pump 3-1, feed supplement room, melts
Refining room and spray chamber body 4 are connected with mechanical pump 3-1 respectively.
Embodiment 3
The utility model embodiment provides a kind of application method for being used to prepare the device of metal dust, and this method includes
Following steps：
S1, after the metal material base of specified amount is loaded in melting kettle 2-2, stop the first driver element, close flashboard 1-
4, working chamber's body 2 and spray chamber body 4 are connected with mechanical pump 3-1 respectively, start mechanical pump 3-1 and lobe pump 3-2 successively：
Specifically, start mechanical pump 3-1 first, working chamber's body 2 and spray chamber body 4 are evacuated to 500Pa；Then sieve is being started
Thatch pump 3-2, continues to vacuumize to working chamber's body 2 and spray chamber body 4, and redirects and perform step S2；
S2, after pressure reaches 10Pa in working chamber's body 2 and spray chamber body 4, close mechanical pump 3-1 and lobe pump 3-
2, spray chamber body 4 is connected with source of the gas, protective gas is filled with working chamber's body 2 and spray chamber body 4, and redirects execution
In step S3, wherein, protective gas can be argon gas；
S3, after the pressure in working chamber's body 2 and spray chamber body 4 reaches 0.01-0.08Mpa, close source of the gas, start
Melting kettle 2-2 is to start the heater block being wrapped on melting kettle 2-2, and redirects and perform step S4；Wherein, the heating part
Part can be electromagnetic induction coil or resistance.
S4, after the fusing point of the metal material base in melting kettle 2-2 reaches the first temperature, i.e., when in melting kettle 2-2
When metal material base is completely reformed into the molten metal of melting, it is that startup is wrapped on tundish crucible 2-3 to start tundish crucible 2-3
Heater, the scope of the first temperature is 150-200 DEG C, and redirects and perform step S5；
S5, after tundish crucible 2-3 temperature reaches the first temperature, start the second driver element, cooling unit successively
4-14, magnet coil, the first heating unit 4-12, the second heating unit 2-5 and receipts powder valve 5-2, make the second driver element band
Dynamic melting kettle 2-2 upsets, will melt uniform part metals liquid and are poured into tundish crucible 2-3, in tundish crucible 2-3
Molten metal under gravity, sprayed from mozzle 2-4 with 30kg/h speed, form small beam spraying；It is ejected into luffing
Molten metal on bar 4-11 can uniformly spread over the surface of taper umbrella-shaped structure in the presence of surface tension and self gravitation, when
After magnet coil is powered, ultrasonic vibration, which occurs, for ultrasonic transformer 4-11 makes the molten metal for being attached to its surface be broken into small molten metal
Drop, molten drop is shaken fall after, shunk in the presence of surface tension, be frozen into metal dust, wherein larger particles
Metal dust is fallen directly into the first receipts powder tank 4-2, and the metal dust of smaller particle enters with the air-flow for receiving powder valve 5-2 formation
Separator body 5, and eventually fall into the second receipts powder tank 5-3, then redirect and perform step S6；
S6, after operation specified time i.e. in melting kettle 2-2 during the molten metal of residue 1/2, feed supplement room body 1 is opened, to
Metal material base is filled into feed supplement crucible 1-3, and redirects and performs step S7；
S7, feed supplement room body 1 is closed, feed supplement room body 1 is connected with mechanical pump 3-1, start mechanical pump 3-1 and sieve successively
Thatch pump 3-2：Specifically, start mechanical pump 3-1 first, feed supplement room body 1 is evacuated to 500Pa；Then lobe pump is being started
3-2, feed supplement room body 1 is continued to vacuumize, and redirect and perform step S8；
S8, after pressure reaches 10Pa in feed supplement room body 1, close mechanical pump 3-1 and lobe pump 3-2, by feed supplement room sheet
Body 1 connects with source of the gas, protective gas is filled with feed supplement room body 1, and redirects execution in step S9, wherein, protective gas can
For argon gas；
S9, when the pressure in feed supplement room reaches 0.01-0.08Mpa, close source of the gas, open flashboard 1-4, start the first driving
Unit, the first driver element is driven feed supplement crucible 1-3 upsets, and redirect and perform step S1.
Finally it should be noted that：Above example is only to illustrate the technical solution of the utility model, rather than its limitations；
Although the utility model is described in detail with reference to the foregoing embodiments, it will be understood by those within the art that：
It can still modify to the technical scheme described in foregoing embodiments, or which part technical characteristic is carried out etc.
With replacement；And these modifications or replacement, the essence of appropriate technical solution is departed from various embodiments of the utility model technology
The spirit and scope of scheme.
Claims (9)
1. a kind of spray chamber, it is characterised in that the spray chamber body being connected including controller, with source of the gas and the spray chamber sheet
The first of the bottom connection of body receives powder tank and is arranged on the intrinsic ultrasonic transformer of the spray chamber, transducer, the first heating list
Member and electromagnetic induction piece；For first heating unit on the ultrasonic transformer, the first end of the ultrasonic transformer is taper umbrella
Structure, the second end of the ultrasonic transformer are connected with the electromagnetic induction piece by the transducer, twined on the electromagnetic induction piece
Magnet coil is wound with, the magnet coil and first heating unit are connected with the controller.
2. spray chamber according to claim 1, it is characterised in that the taper of the taper umbrella-shaped structure is 120-160 °.
3. spray chamber according to claim 1, it is characterised in that also plugged including cooling unit, the electromagnetic induction piece
In the cooling unit, inlet and outlet is offered on the cooling unit, the import closes on the electromagnetic induction piece and set
Put, it is described to export the bottom for being arranged on the cooling unit.
4. spray chamber according to claim 1, it is characterised in that the controller is provided with power knob, startup/stopping
Button.
5. a kind of be used to prepare the device of metal dust, it is characterised in that including feed supplement room, working chamber, vacuum pump group and such as
Spray chamber described in any one of Claims 1-4, the feed supplement room pass through the working chamber and the top of the spray chamber body
Connection, is provided with flashboard to be opened/closed, the feed supplement room, the working chamber and the mist between the feed supplement room and the working chamber
Change room body to be connected with the vacuum pump group respectively.
6. the device according to claim 5 for being used to prepare metal dust, it is characterised in that the feed supplement room includes and institute
State the feed supplement room body of source of the gas connection and be arranged on the intrinsic feed supplement crucible in the feed supplement room and the first driver element；It is described
The bottom of feed supplement room body is connected by the flashboard with the working chamber, and the feed supplement crucible is by the first driver element band
Dynamic to overturn, for providing metal material base to the working chamber, the flip angle of the feed supplement crucible is adjustable.
7. the device according to claim 5 for being used to prepare metal dust, it is characterised in that the working chamber includes and institute
State working chamber's body of feed supplement room connection and be arranged on the intrinsic melting kettle in the working chamber, tundish crucible, water conservancy diversion
Pipe, the second driver element and the second heating unit；The melting kettle drives upset, for institute from second driver element
Casting molten metal liquid in tundish crucible is stated, the flip angle of the melting kettle is adjustable, the bottom of the tundish crucible
Connected by the mozzle with the spray chamber body, the mozzle is provided with second heating unit.
8. according to claim 5 be used to prepare the device of metal dust, it is characterised in that also including cyclone separator,
The cyclone separator includes connecting pipe, receives powder valve, separator body and the second receipts powder tank, the top of the separator body
Portion is provided with the receipts powder valve, bottom connects with the described second receipts powder tank, and the top of the separator body passes through the connection
Pipeline connects with the sidepiece of the spray chamber body.
9. the device according to claim 5 for being used to prepare metal dust, it is characterised in that the vacuum pump group includes machine
Tool pump and the lobe pump being connected with the mechanical pump, the feed supplement room, the working chamber and the spray chamber body respectively with
The mechanical pump connection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720840733.5U CN206952170U (en) | 2017-07-12 | 2017-07-12 | Spray chamber and the device for preparing metal dust |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720840733.5U CN206952170U (en) | 2017-07-12 | 2017-07-12 | Spray chamber and the device for preparing metal dust |
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| Publication Number | Publication Date |
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| CN206952170U true CN206952170U (en) | 2018-02-02 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201720840733.5U Withdrawn - After Issue CN206952170U (en) | 2017-07-12 | 2017-07-12 | Spray chamber and the device for preparing metal dust |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107243643A (en) * | 2017-07-12 | 2017-10-13 | 深圳微纳增材技术有限公司 | Spray chamber, the device for preparing metal dust and its application method |
| CN109550967A (en) * | 2018-12-20 | 2019-04-02 | 西安铂力特增材技术股份有限公司 | A kind of equipment of Novel super-thin metal powder preparation |
| CN111331145A (en) * | 2020-04-28 | 2020-06-26 | 西普曼增材科技(北京)有限公司 | Device and method for preparing metal powder by ultrasonic |
-
2017
- 2017-07-12 CN CN201720840733.5U patent/CN206952170U/en not_active Withdrawn - After Issue
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107243643A (en) * | 2017-07-12 | 2017-10-13 | 深圳微纳增材技术有限公司 | Spray chamber, the device for preparing metal dust and its application method |
| CN107243643B (en) * | 2017-07-12 | 2023-08-18 | 深圳微纳增材技术有限公司 | Atomizing chamber and device for preparing metal powder |
| CN109550967A (en) * | 2018-12-20 | 2019-04-02 | 西安铂力特增材技术股份有限公司 | A kind of equipment of Novel super-thin metal powder preparation |
| CN111331145A (en) * | 2020-04-28 | 2020-06-26 | 西普曼增材科技(北京)有限公司 | Device and method for preparing metal powder by ultrasonic |
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