CN106216703A - A kind of preparation method of 3D printing spherical aluminum alloy powder - Google Patents
A kind of preparation method of 3D printing spherical aluminum alloy powder Download PDFInfo
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- CN106216703A CN106216703A CN201610852958.2A CN201610852958A CN106216703A CN 106216703 A CN106216703 A CN 106216703A CN 201610852958 A CN201610852958 A CN 201610852958A CN 106216703 A CN106216703 A CN 106216703A
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- 239000000843 powder Substances 0.000 title claims abstract description 53
- 229910000838 Al alloy Inorganic materials 0.000 title claims abstract description 47
- 238000002360 preparation method Methods 0.000 title claims abstract description 16
- 238000010146 3D printing Methods 0.000 title abstract description 19
- 238000000034 method Methods 0.000 claims abstract description 29
- 239000007789 gas Substances 0.000 claims abstract description 22
- 229910052751 metal Inorganic materials 0.000 claims abstract description 19
- 239000002184 metal Substances 0.000 claims abstract description 19
- 239000007788 liquid Substances 0.000 claims abstract description 15
- XKRFYHLGVUSROY-UHFFFAOYSA-N Argon Chemical compound [Ar] XKRFYHLGVUSROY-UHFFFAOYSA-N 0.000 claims abstract description 14
- 238000010438 heat treatment Methods 0.000 claims abstract description 10
- 230000008569 process Effects 0.000 claims abstract description 10
- 238000004519 manufacturing process Methods 0.000 claims abstract description 8
- 229910052786 argon Inorganic materials 0.000 claims abstract description 7
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims abstract description 7
- 239000001301 oxygen Substances 0.000 claims abstract description 7
- 229910052760 oxygen Inorganic materials 0.000 claims abstract description 7
- 238000009527 percussion Methods 0.000 claims abstract description 3
- 229910045601 alloy Inorganic materials 0.000 claims description 12
- 239000000956 alloy Substances 0.000 claims description 12
- 230000006698 induction Effects 0.000 claims description 10
- 239000000463 material Substances 0.000 claims description 8
- 239000002245 particle Substances 0.000 claims description 5
- 230000033228 biological regulation Effects 0.000 claims description 4
- 238000001816 cooling Methods 0.000 claims description 3
- 125000003396 thiol group Chemical class [H]S* 0.000 claims description 3
- 229910018134 Al-Mg Inorganic materials 0.000 claims description 2
- 229910018125 Al-Si Inorganic materials 0.000 claims description 2
- 229910018137 Al-Zn Inorganic materials 0.000 claims description 2
- 229910018182 Al—Cu Inorganic materials 0.000 claims description 2
- 229910018467 Al—Mg Inorganic materials 0.000 claims description 2
- 229910018520 Al—Si Inorganic materials 0.000 claims description 2
- 229910018573 Al—Zn Inorganic materials 0.000 claims description 2
- 239000004411 aluminium Substances 0.000 claims description 2
- 229910052782 aluminium Inorganic materials 0.000 claims description 2
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 2
- 238000005538 encapsulation Methods 0.000 claims description 2
- 239000011261 inert gas Substances 0.000 claims description 2
- 230000009467 reduction Effects 0.000 claims description 2
- 238000000926 separation method Methods 0.000 claims description 2
- 230000001105 regulatory effect Effects 0.000 claims 1
- 238000002844 melting Methods 0.000 abstract description 4
- 230000008018 melting Effects 0.000 abstract description 4
- 230000008901 benefit Effects 0.000 abstract description 3
- 238000011161 development Methods 0.000 description 6
- 238000005516 engineering process Methods 0.000 description 5
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 4
- 238000000889 atomisation Methods 0.000 description 4
- 238000009826 distribution Methods 0.000 description 3
- 239000000428 dust Substances 0.000 description 3
- 239000002994 raw material Substances 0.000 description 3
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 2
- 238000003723 Smelting Methods 0.000 description 2
- 229910001069 Ti alloy Inorganic materials 0.000 description 2
- 239000010949 copper Substances 0.000 description 2
- 229910052802 copper Inorganic materials 0.000 description 2
- 150000002739 metals Chemical group 0.000 description 2
- 229910052757 nitrogen Inorganic materials 0.000 description 2
- 238000005457 optimization Methods 0.000 description 2
- 238000004663 powder metallurgy Methods 0.000 description 2
- 238000007639 printing Methods 0.000 description 2
- 238000012545 processing Methods 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 238000012387 aerosolization Methods 0.000 description 1
- 239000011825 aerospace material Substances 0.000 description 1
- 238000005054 agglomeration Methods 0.000 description 1
- 230000002776 aggregation Effects 0.000 description 1
- 239000000498 cooling water Substances 0.000 description 1
- 230000003111 delayed effect Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 229910052571 earthenware Inorganic materials 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
- 239000010419 fine particle Substances 0.000 description 1
- 238000007499 fusion processing Methods 0.000 description 1
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 description 1
- 239000010931 gold Substances 0.000 description 1
- 229910052737 gold Inorganic materials 0.000 description 1
- 230000008676 import Effects 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 230000001788 irregular Effects 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 238000012827 research and development Methods 0.000 description 1
- 238000012216 screening Methods 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
- B22F9/00—Making metallic powder or suspensions thereof
- B22F9/02—Making metallic powder or suspensions thereof using physical processes
- B22F9/06—Making metallic powder or suspensions thereof using physical processes starting from liquid material
- B22F9/08—Making metallic powder or suspensions thereof using physical processes starting from liquid material by casting, e.g. through sieves or in water, by atomising or spraying
- B22F9/082—Making metallic powder or suspensions thereof using physical processes starting from liquid material by casting, e.g. through sieves or in water, by atomising or spraying atomising using a fluid
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
- B22F1/00—Metallic powder; Treatment of metallic powder, e.g. to facilitate working or to improve properties
- B22F1/06—Metallic powder characterised by the shape of the particles
- B22F1/065—Spherical particles
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B33—ADDITIVE MANUFACTURING TECHNOLOGY
- B33Y—ADDITIVE MANUFACTURING, i.e. MANUFACTURING OF THREE-DIMENSIONAL [3-D] OBJECTS BY ADDITIVE DEPOSITION, ADDITIVE AGGLOMERATION OR ADDITIVE LAYERING, e.g. BY 3-D PRINTING, STEREOLITHOGRAPHY OR SELECTIVE LASER SINTERING
- B33Y70/00—Materials specially adapted for additive manufacturing
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
- B22F9/00—Making metallic powder or suspensions thereof
- B22F9/02—Making metallic powder or suspensions thereof using physical processes
- B22F9/06—Making metallic powder or suspensions thereof using physical processes starting from liquid material
- B22F9/08—Making metallic powder or suspensions thereof using physical processes starting from liquid material by casting, e.g. through sieves or in water, by atomising or spraying
- B22F9/082—Making metallic powder or suspensions thereof using physical processes starting from liquid material by casting, e.g. through sieves or in water, by atomising or spraying atomising using a fluid
- B22F2009/0848—Melting process before atomisation
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
- B22F9/00—Making metallic powder or suspensions thereof
- B22F9/02—Making metallic powder or suspensions thereof using physical processes
- B22F9/06—Making metallic powder or suspensions thereof using physical processes starting from liquid material
- B22F9/08—Making metallic powder or suspensions thereof using physical processes starting from liquid material by casting, e.g. through sieves or in water, by atomising or spraying
- B22F9/082—Making metallic powder or suspensions thereof using physical processes starting from liquid material by casting, e.g. through sieves or in water, by atomising or spraying atomising using a fluid
- B22F2009/088—Fluid nozzles, e.g. angle, distance
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
- B22F9/00—Making metallic powder or suspensions thereof
- B22F9/02—Making metallic powder or suspensions thereof using physical processes
- B22F9/06—Making metallic powder or suspensions thereof using physical processes starting from liquid material
- B22F9/08—Making metallic powder or suspensions thereof using physical processes starting from liquid material by casting, e.g. through sieves or in water, by atomising or spraying
- B22F9/082—Making metallic powder or suspensions thereof using physical processes starting from liquid material by casting, e.g. through sieves or in water, by atomising or spraying atomising using a fluid
- B22F2009/0888—Making metallic powder or suspensions thereof using physical processes starting from liquid material by casting, e.g. through sieves or in water, by atomising or spraying atomising using a fluid casting construction of the melt process, apparatus, intermediate reservoir, e.g. tundish, devices for temperature control
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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Materials Engineering (AREA)
- Nanotechnology (AREA)
- Powder Metallurgy (AREA)
- Manufacture Of Metal Powder And Suspensions Thereof (AREA)
Abstract
The preparation method of a kind of 3D printing spherical aluminum alloy powder, belongs to 3D printing technique field.Including aluminium alloy being processed into bar, a diameter of 35～70mm；Bar is arranged on pay-off, carries out evacuation process and be filled with argon shield gas；Heating bar, most advanced and sophisticated melting temperature metal is opened blower fan after exceeding aluminium alloy fusing point 5～30 DEG C and is atomized；Metal liquid stream forms spherical aluminum alloy powder under the percussion of high-speed gas.Advantage is, the Al alloy powder granularity prepared is tiny, uniform, and good fluidity, oxygen content are low, effectively save manufacturing cost.
Description
Technical field
The invention belongs to 3D printing technique field, particularly to the preparation side of a kind of 3D printing spherical aluminum alloy powder
Method.Particularly relate to the preparation method of a kind of 3D printing high pure spherical Al alloy powder.
Background technology
3D prints, and is referred to as the Intelligent Manufacturing Technology causing the third technical revolution, revolutionizes conventional metals part,
The cooked mode of the metal parts such as particularly high-performance, difficult processing, configuration be complicated, has at Aero-Space, automobile manufacturing field
Wide application.Metal 3D printing technique is forefront and most potential technology in whole 3D printing system, is also 3D from now on
The main development direction of printing technique.
Globular metallic powder is raw material and the consumptive material of metal 3D printing, is also the huge bottle limiting the development of 3D printing technique
Neck.Therefore, 3D prints the most important thing that the research and development of proprietary material are the development of 3D printing technique.The preparation of high-performance metal powder is subject to
Great attention to industrially developed country.The metal-powder industry development of China is delayed, and product is single, and powder properties is poor, high
Function metals powder is still needed a large amount of dependence on import, greatly constrains the development of China's aerospace industries.
Aluminium alloy density is little, and specific strength is high, and manufacturing cost is low, is the former material of the crucial load parts of Aero-Space
Material.Prepared by Aero-Space Irregular Shaped Parts many employings powder metallurgy and 3D Method of printing, tissue and performance are uniform, near net
Shape and allowance is little.Along with developing rapidly of China's aeronautical and space technology, as powder metallurgy and 3D printing technique
Raw material, the development of high performance spherical Al alloy powder is extremely urgent.
3D prints and requires higher to the granularity of spherical powder, mobility, purity, oxygen content, and China prints with 3D at present
The patent relevant by powder body material preparation technology or document are less.A kind of method preparing 3D printing superfine spherical metal dust
And device, application number 201510044848.9, disclose the preparation method of a kind of superfine spherical metal dust, but metal bath
Prepared by the method still using crucible for smelting.For spherical TC4 titanium alloy powder that laser 3D prints and preparation method thereof, application number
201610025205.4, disclose a kind of method that vacuum induction aerosolization method prepares spherical TC4 titanium alloy powder, used
Material and technological parameter are entirely different with this patent.Article " nitrogen atomization Al-20Si-7.5Ni-3Cu-1Mg-0.25Fe alloy
Powder morphology and tissue " publish in plastic engineering journal, utilize the equipment such as laser particle size analyzer that the granularity of alloy powder is divided
Cloth, tissue, pattern, composition phase and phase evolution rule are studied, and do not mention that nitrogen atomization prepares the work of alloy powder
Process.
Summary of the invention
It is an object of the invention to provide the preparation method of a kind of 3D printing spherical aluminum alloy powder, solve current gold
Belong to that powder product is single, poor quality and the higher problem of manufacturing cost.
The preparation method of a kind of 3D printing spherical aluminum alloy powder is a kind of by the heating of electrode induction coil, by molten state
Aluminium alloy is directly atomized the method without crucible for smelting making Al alloy powder.Including processing bar, feeding, induction melting, it is atomized, sieves
Grade preparation process.
A kind of preparation method of 3D printing spherical aluminum alloy powder, its step and state modulator are as follows:
1, aluminium alloy is processed into bar.A diameter of the 35 of bar～70mm, at distance bar top 10mm, process 3
～the groove that 10mm is wide, it is simple to it is installed on pay-off；Bar end is processed into coniform, and tapering is 60～120 °.
2, clean aluminium alloy bar is arranged on continuous feeding device, the screw on adjusting clamp, it is ensured that bar has
There is good perpendicularity.Open mechanical pump and lobe pump successively, charging chamber, working chamber, aerochamber are carried out evacuation process, pole
Limit vacuum is 1 × 10-4～1 × 10-2Pa, is filled with argon shield gas, and regulation working chamber pressure is 0～0.50MPa, charging
Room is 0.001～0.05MPa with the pressure reduction of working chamber；
3, starting pay-off, sent by aluminium alloy bar and be handed to working chamber, decrease speed is 1～5mm/s, and rotational velocity is
100～500r/s.The tapering of electrode induction coil is 40～60 °, and caliber is 10～15mm, and tube pitch is 20～30mm, coil
Maximum distance between centers is 100～150mm, and when bar is sent to thiol, bar stops declining.Start heating power supply, regulation
Power is to 10～30KW；Heating bar, treats most advanced and sophisticated metal molten, and temperature opens blower fan after exceeding aluminium alloy fusing point 5～30 DEG C, makes
Fusing metal forms continuous, stable liquid stream under blower fan suction, and regulates the decrease speed of pay-off to 0.005
～0.08mm/s, rotational velocity regulates to 100～500r/s, and heating power regulates to 15～40kw.
4, using Lavalle circular seam type close-coupled nozzle to be atomized alloy liquid stream, centre-to-centre spacing is 10～40mm, gives vent to anger
Mouth convergence angle is 10～40 °, and nozzle ejection gross pressure is 1～6MPa, and gas flow is 800～2000m3/ h, metal liquid stream
Spherical aluminum alloy powder is formed under the percussion of high-speed gas.
5, during the Al alloy powder after cooling is collected to two grades of cyclonic separation receipts powder devices, sieve under high-purity argon gas atmosphere
Point, the powder of different-grain diameter grade carries out inert gas shielding encapsulation.
The granularity of 3D printing high purity aluminum alloy powder prepared by employing the inventive method is 0～53 μm, and oxygen content is 500
～1300ppm, purity is high, good fluidity, meets Aero-Space 3D and prints the use requirement of key components and parts
It is complete that the present invention is applicable to aluminium alloy trade mark ISO 3522-2007, GB/T 1173-2013 and GB/T 3190-2008
Portion's product grade, main material is fine aluminium, Al-Si system, Al-Cu system, Al-Mg system or Al-Zn line aluminium alloy.
It is an advantage of the current invention that: use continuous feeding device aluminium alloy bar to be transferred to working chamber, by high frequency sense
Answer coil heats directly to be melted by bar, form continuous flow, enter aerochamber.During whole, it is to avoid alloy and earthenware
Crucible contacts, it is ensured that the degree of purity of powder, it is possible to prepare that purity height, good sphericity, oxygen content be low, narrow particle size distribution, flowing
Property the good 3D that meets print the high pure spherical Al alloy powder required.
The preparation method groundwork of the present invention is:
1, feeding feeding and the structure optimization that is installed.By to actuating device pitch, rotating speed and the position screw sizes that is installed
Control, adjust alignment degree and the feed speed of bar, fusion process realizes friction feeding.
2, the design of high-frequency copper induction coil.By to induction coil caliber, tube layer spacing, centre-to-centre spacing and cooling water flow velocity
Isoparametric control, adjusts the thermo parameters method within working chamber, and the melting end at aluminium alloy bar forms continuous, stable liquid
Stream.
3, nozzle arrangements optimization.By nozzle gas outlet convergence angle, centre-to-centre spacing, atomizing pressure, gas flow etc. are joined
The control of number, adjusts the power reciprocal action of air-flow and metal liquid stream, in order to obtains and has superperformance (sphericity, the uniformity
Deng) powder.
The principle of preparation method of the present invention smashes the second-rate atomization of metal liquid stream based on high velocity air, uses induction coil
Aluminium alloy bar is smelted into continuous, stable liquid stream, by the control to techniques such as orifice gas flow, gas outlet gross pressures
System, improves the transformation efficiency between gas kinetic energy and molten drop surface energy, forms tiny powder.
It is an advantage of the current invention that:
1, with aluminium alloy bar as raw material, using actuating device to realize friction feeding, high-frequency copper induction coil carries out melting,
Avoid alloy melt to contact with crucible, decrease impurity element be mixed into and in crucible melt residual, improve material profit
With rate and powder degree of purity.
2, the Lavalle circular seam type close-coupled nozzle used is tangential admission, and gas flow is 800～2000m3/ h, nozzle
Ejection gross pressure is 1～6MPa, it is possible to aluminium alloy liquid stream is effectively broken into fine particle, thus ensure powder size be 0～
53μm。
3, the spherical aluminum alloy powder granularity using the present invention to prepare is tiny, uniform, and good fluidity, sphericity are high, oxygen contains
Measuring low, fine powder recovery rate is up to 25%.
Accompanying drawing explanation
Fig. 1 is the particle size distribution figure of minute spherical Al-Si-10Mg Al alloy powder prepared by the present invention.
Detailed description of the invention
Embodiment 1
Prepared by high-purity Al-Si-10Mg alloy spherical powder
1, high-purity Al-Si-10Mg alloy is processed into the bar of a diameter of 45mm, processes at distance bar top 10mm
The groove of 5 × 5mm, tail end processes the taper of degree in 90 °；
2, clean aluminium alloy bar is arranged on continuous feeding device, charging chamber, working chamber, aerochamber are taken out
Application of vacuum, final vacuum is 1 × 10-4Pa, is filled with argon shield gas, and working chamber's air pressure is 0.11MPa；
3, starting pay-off, the decrease speed of bar is 1mm/s, and rotational velocity is 100r/s, treats that bar is transported to sense
When answering thiol, bar stops declining, and starts heating power supply, and power is 10kw, and the tapering of electrode induction coil is 60 °, pipe
Footpath is 15mm, and tube pitch is 20mm, and coil maximum distance between centers is 150m, after working chamber's temperature exceedes aluminium alloy fusing point 5 DEG C, opens
Blower fan, by pay-off decrease speed regulation to 0.02mm/s, heating power regulates to 30kw, forms continuous, stable liquid stream；
4, using Lavalle circular seam type close-coupled nozzle to be atomized alloy liquid stream, centre-to-centre spacing is 40mm, and gas outlet is converged
Poly-angle is 40 °, and nozzle ejection gross pressure is 1～6MPa, and gas flow is 1500m3/ h, is Al alloy powder by liquid stream atomization
End；
5, the Al alloy powder after cooling is collected and carried out screening process under high-purity argon gas atmosphere.Finally give
Al-Si-10Mg alloy spherical oxygen content in power is 600ppm, and powder diameter is 0～53 μm.Can from the scanned photograph of powder
Go out, use that Al-Si-10Mg alloy powder sphericity height prepared by this method, even particle size distribution, satellite powder content be low, powder
Non-binding agglomeration, meets the appearance requirement of 3D printing metal dust.
Claims (4)
1. a 3D prints by the preparation method of spherical aluminum alloy powder, it is characterised in that concrete steps and parameter are as follows:
1) aluminium alloy being processed into bar, bar diameter is 35～70mm, processes 3～10mm at distance bar top 10mm
Wide groove, it is simple to be installed on pay-off；Bar end is processed into coniform, and tapering is 60～120 °；
2) clean aluminium alloy bar is arranged on continuous feeding device, the screw on adjusting clamp, it is ensured that bar has good
Good perpendicularity；Open mechanical pump and lobe pump successively, charging chamber, working chamber, aerochamber are carried out evacuation process, is filled with argon
Gas shielded gas, regulation working chamber pressure is 0～0.50MPa, and charging chamber is 0.001～0.05MPa with the pressure reduction of working chamber；
3) starting pay-off, sent by aluminium alloy bar and be handed to working chamber, decrease speed is 1～5mm/s, and rotational velocity is 100
～500r/s；The tapering of electrode induction coil is 40～60 °, and caliber is 10～15mm, and tube pitch is 20～30mm, and coil is maximum
Centre-to-centre spacing is 100～150mm, and when bar is sent to thiol, bar stops declining；Start heating power supply, regulate power
To 10～30KW；Heating bar, treats most advanced and sophisticated metal molten, and temperature opens blower fan after exceeding aluminium alloy fusing point 5～30 DEG C, makes fusing
Metal forms continuous, stable liquid stream under blower fan suction, and the decrease speed of pay-off is regulated to 0.005～
0.08mm/s, rotational velocity regulates to 100～500r/s, and heating power regulates to 15～40kw；
4) using Lavalle circular seam type close-coupled nozzle to be atomized alloy liquid stream, centre-to-centre spacing is 10～40mm, and gas outlet is converged
Poly-angle is 10～40 °, and nozzle ejection gross pressure is 1～6MPa, and gas flow is 800～2000m3/ h, metal liquid stream is at height
Spherical aluminum alloy powder is formed under the percussion of speed gas；
5), during the Al alloy powder after cooling is collected to two grades of cyclonic separation receipts powder devices, sieve under high-purity argon gas atmosphere, no
Inert gas shielding encapsulation is carried out with the powder of particle diameter grade.
Production method the most according to claim 1, it is characterised in that step 2) described in evacuation process, vacuum
It is 1 × 10-4～1 × 10-2Pa。
Production method the most according to claim 1, it is characterised in that the granularity of high purity aluminum alloy powder is 0～53 μm, oxygen
Content is 500～1300ppm, meets Aero-Space 3D and prints the use requirement of key components and parts.
Production method the most according to claim 1, it is characterised in that this method is applicable to aluminium alloy trade mark ISO3522-
2007, GB/T 1173-2013 and the GB/T 3190-2008 all over products trade mark, main material is fine aluminium, Al-Si system, Al-Cu
System, Al-Mg system or Al-Zn line aluminium alloy.
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| CN111069615A (en) * | 2019-12-04 | 2020-04-28 | 中航迈特粉冶科技(徐州)有限公司 | Spherical high-chromium copper alloy powder for 3D printing and preparation method thereof |
| CN112974820A (en) * | 2021-02-19 | 2021-06-18 | 上海电气集团股份有限公司 | Preparation method of metal powder, 3D printing method and 3D printed part |
| CN115808376A (en) * | 2022-12-12 | 2023-03-17 | 滨州学院 | Method for measuring aggregation property of laser cladding powder flow |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS60116704A (en) * | 1983-11-30 | 1985-06-24 | Daido Steel Co Ltd | Manufacture of alloy powder |
| CN101259536A (en) * | 2008-04-23 | 2008-09-10 | 北京科技大学 | Method for preparing high niobium containing titanium aluminium alloy powder |
| CN103769594A (en) * | 2013-11-25 | 2014-05-07 | 王利民 | Technological method and device for preparing high-purity spherical superfine/nanoscale powdered materials in plasma atomization mode |
| CN104550984A (en) * | 2014-12-15 | 2015-04-29 | 中国航空工业集团公司北京航空材料研究院 | Preparation method of nickel-based high-temperature alloy powder for 3D (Three Dimensional) printing |
| CN104588669A (en) * | 2014-12-25 | 2015-05-06 | 中国兵器科学研究院宁波分院 | Preparing method for micron-sized pure zirconium or zirconium alloy spherical powder |
| CN105642879A (en) * | 2016-01-14 | 2016-06-08 | 鞍山东大激光科技有限公司 | Spherical TC4 titanium alloy powder used for laser 3D printing and preparation method thereof |
| CN105880612A (en) * | 2016-06-28 | 2016-08-24 | 浙江亚通焊材有限公司 | Method for preparing active metal powder for additive manufacturing |
-
2016
- 2016-09-27 CN CN201610852958.2A patent/CN106216703B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS60116704A (en) * | 1983-11-30 | 1985-06-24 | Daido Steel Co Ltd | Manufacture of alloy powder |
| CN101259536A (en) * | 2008-04-23 | 2008-09-10 | 北京科技大学 | Method for preparing high niobium containing titanium aluminium alloy powder |
| CN103769594A (en) * | 2013-11-25 | 2014-05-07 | 王利民 | Technological method and device for preparing high-purity spherical superfine/nanoscale powdered materials in plasma atomization mode |
| CN104550984A (en) * | 2014-12-15 | 2015-04-29 | 中国航空工业集团公司北京航空材料研究院 | Preparation method of nickel-based high-temperature alloy powder for 3D (Three Dimensional) printing |
| CN104588669A (en) * | 2014-12-25 | 2015-05-06 | 中国兵器科学研究院宁波分院 | Preparing method for micron-sized pure zirconium or zirconium alloy spherical powder |
| CN105642879A (en) * | 2016-01-14 | 2016-06-08 | 鞍山东大激光科技有限公司 | Spherical TC4 titanium alloy powder used for laser 3D printing and preparation method thereof |
| CN105880612A (en) * | 2016-06-28 | 2016-08-24 | 浙江亚通焊材有限公司 | Method for preparing active metal powder for additive manufacturing |
Cited By (18)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106735269A (en) * | 2016-12-16 | 2017-05-31 | 南通金源智能技术有限公司 | The method for preparing the 3D printing Al alloy powder of excellent sintering character |
| CN106735268A (en) * | 2016-12-16 | 2017-05-31 | 南通金源智能技术有限公司 | Preparation method for reducing the 3D printing metal powder material of hollow powder |
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| CN106735173A (en) * | 2016-12-29 | 2017-05-31 | 东莞深圳清华大学研究院创新中心 | A kind of metal-based compound 3D printing material and preparation method thereof |
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| CN107695338A (en) * | 2017-09-21 | 2018-02-16 | 北京宝航新材料有限公司 | A kind of AlSi7Mg dusty materials and preparation method thereof and its application |
| CN109277579A (en) * | 2018-11-09 | 2019-01-29 | 安徽中体新材料科技有限公司 | A kind of low cost 3D printing Al alloy powder aerosolization preparation method |
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| CN110610046B (en) * | 2019-05-24 | 2023-05-12 | 中航迈特粉冶科技（北京）有限公司 | Medical porous tantalum implant and method of making same |
| CN110315084A (en) * | 2019-06-18 | 2019-10-11 | 中航迈特粉冶科技（北京）有限公司 | The preparation method of aero-engine turbine disk superalloy powder |
| CN110315084B (en) * | 2019-06-18 | 2022-07-12 | 中航迈特粉冶科技（北京）有限公司 | Preparation method of high-temperature alloy powder for aircraft engine turbine disc |
| CN111069615A (en) * | 2019-12-04 | 2020-04-28 | 中航迈特粉冶科技(徐州)有限公司 | Spherical high-chromium copper alloy powder for 3D printing and preparation method thereof |
| CN112974820A (en) * | 2021-02-19 | 2021-06-18 | 上海电气集团股份有限公司 | Preparation method of metal powder, 3D printing method and 3D printed part |
| CN112974820B (en) * | 2021-02-19 | 2022-07-29 | 上海电气集团股份有限公司 | Preparation method of metal powder, 3D printing method and 3D printed product |
| CN115808376A (en) * | 2022-12-12 | 2023-03-17 | 滨州学院 | Method for measuring aggregation property of laser cladding powder flow |
| CN115808376B (en) * | 2022-12-12 | 2024-05-07 | 滨州学院 | Laser cladding powder flow aggregation measuring method |
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