CN113953519A - Thermal-magnetic-ultrasonic metal atomization powder making system and method - Google Patents
Thermal-magnetic-ultrasonic metal atomization powder making system and method Download PDFInfo
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- CN113953519A CN113953519A CN202111155931.5A CN202111155931A CN113953519A CN 113953519 A CN113953519 A CN 113953519A CN 202111155931 A CN202111155931 A CN 202111155931A CN 113953519 A CN113953519 A CN 113953519A
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- 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
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- 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
- B22F2009/0836—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 with electric or magnetic field or induction
-
- 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
- B22F2009/084—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 combination of methods
-
- 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
- B22F2009/086—Cooling after atomisation
- B22F2009/0876—Cooling after atomisation by gas
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- Manufacture Of Metal Powder And Suspensions Thereof (AREA)
Abstract
The invention discloses a heat-magnetism-ultrasonic metal atomization powder-making system and a method, a base body with a spray pipe in the middle is connected with a powder-feeding pipe, an air-blowing channel is arranged on the outer ring of the bottom of the spray pipe, the included angle between the axis of the air-blowing channel and the axis of the spray pipe is less than 90 degrees, the axis of an ultrasonic oscillating head of an ultrasonic oscillating device is perpendicular to the axis of the spray pipe, the end part of the ultrasonic oscillating head of the ultrasonic oscillating device is attached to the plane along which the hole wall of the spray pipe is positioned, an alternating electromagnetic field generated by an electromagnetic heating coil stirs metal powder and inert gas to form vortex, then the ultrasonic oscillating device is used to make the metal particles mutually collide under the action of gas and powder, the ultrasonic action is used to generate cavitation effect at the spray nozzle to atomize molten metal, meanwhile, the inert gas is used to form an inert gas field through the air-blowing channel to break up the atomized particles, the powder spraying cone is formed, the atomization effect is enhanced, metal particles are atomized, the energy utilization efficiency is improved, and the method is simple and efficient.
Description
Technical Field
The invention belongs to the field of additive manufacturing, and particularly relates to a thermal-magnetic-ultrasonic metal atomization powder making system and method.
Background
The atomization of metal powder has the advantages of high sphericity, controllable powder granularity, low oxygen content, low production cost, suitability for the production of various metal and alloy powders and the like, and becomes the main development direction of the preparation technology of high-performance and special alloy powders. With the emergence of new materials for new powder metallurgy processes and the application of powder raw materials in surface engineering, electronics, chemical engineering, laser rapid prototyping, military and other industries, the requirements for alloy powder develop towards the direction of fineness, high purity and sphericity, and the driving force pushes the continuous development of powder atomization production technology.
At present, the commonly used metal particles adopt a gas atomization method, most of the metal particles adopt a vacuum atomization powder preparation method, the process is complex, the control requirement of process parameters in the atomization process is strict, the atomized metal particles are not uniform, and the production efficiency is low.
Disclosure of Invention
The invention aims to provide a thermal-magnetic-ultrasonic metal atomization powder making system to overcome the defects of the prior art.
In order to achieve the purpose, the invention adopts the following technical scheme:
the utility model provides a hot-magnetism-supersound metal atomization powder process system, includes that the centre is equipped with the base member of spray tube, and the upper end of base member is connected with and send the powder pipe, and the outer lane of base member is equipped with electromagnetic heating coil, and spray tube bottom outer lane is equipped with the passageway of blowing, and the axis of the passageway of blowing and spray tube axis contained angle are less than 90, and the spray tube lower extreme is equipped with ultrasonic oscillation device, and the axis of ultrasonic oscillation head of ultrasonic oscillation device is perpendicular with the axis of spray tube, and the tip of ultrasonic oscillation head of ultrasonic oscillation device is laminated with the pore wall place plane along the line of spray tube.
Further, the upper end of base member is equipped with the feed bin, and the feed bin is the toper structure, and the aperture diameter end of the toper structure of feed bin communicates with the base member upper end, and the lateral wall of feed bin is equipped with the feed inlet, and the feed inlet of feed bin with send whitewashed pipe (2) to be connected.
Furthermore, the diameter of the spray pipe is 5-10 mu m.
Furthermore, the lower end of the spray pipe is provided with a nozzle with a gradually reduced caliber.
Furthermore, the pipe wall of the base body is provided with an annular channel, one end of the annular channel is communicated to one end of the base body provided with the nozzle, the other end of the annular channel is communicated to the side wall of the base body, and the section of the annular channel forms an acute angle with the axis of the base body along the section of the axis of the base body.
Furthermore, the air outlet of the air blowing channel at the outer ring of the bottom of the spray pipe is higher than the nozzle.
Further, the base body is arranged in a glove box, and the glove box is connected with a vacuum pump.
Furthermore, the ultrasonic oscillation head is connected with an ultrasonic transducer through an amplitude transformer, the ultrasonic transducer is connected with an ultrasonic generator, and the frequency of the ultrasonic generator is 6-8 MHz.
Furthermore, a plurality of ultrasonic oscillation devices are arranged at the lower end of the spray pipe along the axis circumference of the matrix.
A metal atomization powder preparation method comprises the following steps:
under the inert gas atmosphere, metal powder is fed into the spray pipe through inert gas, an electromagnetic heating coil is started to heat metal particles in the spray pipe to form molten metal, then an inert gas field is formed at the outlet of the spray pipe through a blowing channel, and meanwhile, the molten metal falling from the spray pipe is vibrated by an ultrasonic vibration device to form atomized particles.
Compared with the prior art, the invention has the following beneficial technical effects:
the invention relates to a heat-magnetism-ultrasonic metal atomization powder-making system, which is provided with a basal body, wherein a spray pipe is arranged in the middle of the basal body, the upper end of the basal body is connected with a powder-feeding pipe, an electromagnetic heating coil is arranged on the outer ring of the basal body, an air-blowing channel is arranged on the outer ring of the bottom of the spray pipe, the included angle between the axis of the air-blowing channel and the axis of the spray pipe is less than 90 degrees, an ultrasonic oscillation device is arranged at the lower end of the spray pipe, the axis of an ultrasonic oscillation head of the ultrasonic oscillation device is vertical to the axis of the spray pipe, the end part of the ultrasonic oscillation head of the ultrasonic oscillation device is attached to the plane along the line of the hole wall of the spray pipe, an alternating electromagnetic field is generated by the electromagnetic heating coil to generate stirring action on metal powder and inert gas to form vortex, then the metal particles are mutually collided under the action of gas and powder by the ultrasonic oscillation device to refine the metal particles, a cavitation effect is generated at the position of the spray pipe by the ultrasonic action to atomize molten metal, and the air-blowing channel is arranged at the same time, utilize inert gas to form the inert gas field, break up the atomizing granule, form the awl of dusting, reinforcing atomization effect atomizes metal particle, improves energy utilization efficiency, and is simple high-efficient.
Further, the upper end of base member is equipped with the feed bin, prevents that the metal particles from because of the delivery pressure who send the powder pipe splash, utilizes the metal particles in the feed bin to realize that the upper strata is sealed, can ensure electromagnetic heating material's closely knit degree simultaneously, prevents in the passageway of gaseous sneaking into the base member to the precision of spraying printing has been improved.
Furthermore, the lower end of the spray pipe is provided with a nozzle which is a gradually reduced caliber, so that the metal spraying speed is increased, and the vortex dispersion degree is improved.
Furthermore, the pipe wall of the base body is provided with an annular channel, and an integrated structure is adopted, so that the stability of an air source can be ensured.
According to the metal atomization powder preparation method, the alternating electromagnetic field generated by the electromagnetic heating coil is utilized to stir metal powder and inert gas in the inert gas atmosphere to form vortex, so that metal particles are mutually collided under the action of gas and powder, the metal particles are refined, the uniformity of the metal particles is improved, and the atomization effect is improved.
Drawings
FIG. 1 is a schematic structural diagram of a thermal-magnetic-ultrasonic metal atomization powder-making system according to the present invention;
in the figure: 1. the powder spraying device comprises a storage bin, 2 parts of a powder feeding pipe, 3 parts of a powder feeder, 4 parts of a vacuum pump, 5 parts of a base body, 6 parts of a nozzle, 7 parts of a powder spraying cone, 8 parts of a powder collector, 9 parts of metal atomized powder, 10 parts of a spray pipe, 11 parts of a glove box, 12 parts of an electromagnetic heating coil, 13 parts of an inert gas source, 14 parts of a gas conveying pipe, 15 parts of a blowing channel, 16 parts of an ultrasonic generator, 17 parts of an ultrasonic transducer, 18 parts of an amplitude transformer, 19 parts of an ultrasonic oscillation head and 20 parts of metal particles.
Detailed Description
The invention is described in further detail below with reference to the accompanying drawings:
as shown in fig. 1, a thermal-magnetic-ultrasonic metal atomization powder making system comprises a base body 5 provided with a spray pipe 10 in the middle, the upper end of the base body 5 is connected with a powder feeding pipe 2, an electromagnetic heating coil 12 is arranged on the outer ring of the base body 5, an air blowing channel 15 is arranged on the outer ring of the bottom of the spray pipe 10, an included angle between the axis of the air blowing channel 15 and the axis of the spray pipe 10 is smaller than 90 degrees, an ultrasonic oscillation device is arranged at the lower end of the spray pipe 10, the axis of an ultrasonic oscillation head 19 of the ultrasonic oscillation device is vertical to the axis of the spray pipe 10, and the end part of the ultrasonic oscillation head 19 of the ultrasonic oscillation device is attached to the plane where the hole wall of the spray pipe 10 is located along the line; the powder feeding tube 2 feeds metal powder into the nozzle 10 by inert gas. An alternating electromagnetic field generated by an electromagnetic heating coil generates a stirring effect on the metal powder and the inert gas to form a vortex, so that the metal particles are mutually collided under the action of the gas powder, and the metal particles are refined; inert gas is introduced into the molten metal, a cavitation effect is generated at the nozzle through the ultrasonic action, the molten metal is atomized, atomized particles are scattered by the inert gas in the blowing channel, a powder spraying cone is formed, and the atomization effect is enhanced; the metal particles are atomized by utilizing the interaction of the thermal-ultrasonic-electromagnetic-airflow multi-physical fields, so that the energy utilization efficiency is improved, and the method is simple and efficient.
Specifically, as shown in fig. 1, a bin 1 is arranged at the upper end of a base body 5, the bin 1 is of a conical structure, a small-bore end of the conical structure of the bin 1 is communicated with the upper end of the base body 5, a feed port is arranged on the side wall of the bin 1, and the feed port of the bin 1 is connected with a powder feeding pipe 2; the storage bin 1 is positioned at the upper part of the matrix 5, the metal particles 20 are arranged in the storage bin 1, the diameter of the metal particles is 50-200 mu m, and the storage bin 1 is connected with the powder feeder 3 through the powder feeding pipe 2; prevent that the metal particles from splashing because of the delivery pressure of sending powder pipe 2, utilize the metal particles in feed bin 1 to realize that the upper strata is sealed, can ensure electromagnetic heating material's compactness simultaneously, prevent that gas from sneaking into in the passageway of base member 5 to the precision of spraying printing has been improved.
A spray pipe 10 is arranged in the middle of a base body 5, the diameter of the spray pipe is 5-10 mu m, an electromagnetic heating coil 12 is arranged around the spray pipe 10, the electromagnetic heating coil 12 is a copper coil, the diameter of a copper wire 10 of the copper coil is 20-50 mu m, and the electromagnetic heating coil 12 is used for heating metal particles 20 in the spray pipe 10.
The lower end of the spray pipe 10 is provided with a nozzle 6, the nozzle 6 is of a gradually reduced caliber, namely, the port of the nozzle 6 is in a contracted shape, and the inner diameter of the nozzle is gradually reduced from the end part of the spray pipe 10 to the outer diameter.
The pipe wall of base member 5 is equipped with the annular channel, and the one end of annular channel communicates to base member 5 and sets up spout 6 one end, and the other end communicates to the base member 5 lateral wall, along base member 5 axis cross-section, the cross-section of annular channel is the acute angle with base member 5 axis, through offering the channel 15 of blowing in the pipe wall of base member 5, forms integrative structure, can guarantee that the air supply is stable, and the channel 15 of blowing keeps unanimous in the 6 position formulas of spout of spray tube 10, has improved the precision. The annular channel is connected to an inert gas source 13 via a gas line 14.
The air outlet of the air blowing channel 15 at the outer ring of the bottom of the spray pipe 10 is higher than the nozzle 6, namely the air outlet of the air blowing channel 15 at the outer ring of the bottom of the spray pipe 10 does not exceed the end surface of the nozzle 6, and the air blowing channel 15 is introduced with inert gas 13 through a gas pipe 14.
The base body 5 is arranged in the glove box 11, the inert gas 13 is filled in the glove box 11, the gas flow in the glove box 11 is adjusted through the vacuum pump 4, and the inert gas 13 is used for protecting metal from being oxidized in the powder making process under the oxygen-free environment of the system.
The ultrasonic oscillating head 19 is arranged at the lower part of the nozzle 6, the ultrasonic oscillating head 19 is connected with an ultrasonic transducer 17 through an amplitude transformer 18, and the ultrasonic transducer 17 is connected with an ultrasonic generator 16; the frequency of the ultrasonic generator 16 is 6-8 MHz, the ultrasonic generator 16 converts power frequency alternating current into ultrasonic frequency oscillation to supply energy for the ultrasonic oscillation head 19 to perform reciprocating vibration and atomize molten metal, the ultrasonic transducer 17 is a sandwich type piezoelectric ceramic transducer and is used for converting high-frequency electric oscillation signals into mechanical vibration, namely, electric energy is converted into sound energy, the ultrasonic amplitude transformer 18 is an ultrasonic energy concentrator and can amplify the particle displacement and the speed of the mechanical vibration and concentrate the ultrasonic energy on the ultrasonic oscillation head 19. The metal particles 20 in the storage bin 1 fall into the spray pipe 10, are heated into molten metal under the action of the electromagnetic heating coil 12, are atomized and sprayed under the ultrasonic action at the nozzle 6 to form a spray powder cone 7, the atomized metal powder enters the powder collector 8, and is cooled to form metal atomized powder 9, and the diameter of the metal atomized powder 9 is 0.5-3 mu m.
As shown in fig. 1, the working process of the present invention is: when the metal atomization system starts working, the metal atomization system is positioned in the glove box 11, inert gas is introduced into the glove box 11 through the gas transmission pipe 14, and the flow of the inert gas 13 is adjusted through the vacuum pump 4; starting the powder feeder 3, introducing a mixture of metal particles 20 and inert gas into the bin 2 through the powder feeding pipe 2, forming a vortex by the powder-gas mixture under the action of an alternating electromagnetic field provided by the electromagnetic heating coil 12, and enabling the metal particles 20 to collide with each other to generate a refining effect; the mixture of metal particles 20 and inert gas 13 enters the spray pipe 10 under the action of gravity, is heated by the electromagnetic heating coil 12 to form molten metal, is atomized under the action of ultrasonic cavitation effect at the spray nozzle 6, is blown away by the inert gas 13 in the blowing circular cone channel 15 to form a powder spraying cone 8, falls into the powder collector 8, and is cooled to form metal atomized powder; the whole metal particle atomization process is carried out in a glove box 11 under the protection of inert gas 13.
The invention refines metal particles by using an alternating electromagnetic field generated by an electromagnetic heating coil, atomizes metal powder by using a cavitation effect generated by ultrasound, and forms the metal powder with particles with smaller diameter by the interaction of multiple physical fields of heat-ultrasound-electromagnetism and gas powder. An alternating electromagnetic field generated by an electromagnetic heating coil generates a stirring effect on the metal powder and the inert gas to form a vortex, so that the metal particles are mutually collided under the action of the gas powder, and the metal particles are refined; inert gas is introduced into the molten metal, a cavitation effect is generated at the nozzle through the ultrasonic action, the molten metal is atomized, atomized particles are scattered by the inert gas in the blowing channel, a powder spraying cone is formed, and the atomization effect is enhanced; the metal particles are atomized by utilizing the interaction of the thermal-ultrasonic-electromagnetic-airflow multi-physical fields, so that the energy utilization efficiency is improved, and the method is simple and efficient.
Claims (10)
1. The utility model provides a hot-magnetism-supersound metal atomization powder process system, a serial communication port, be equipped with base member (5) of spray tube (10) including the centre, the upper end of base member (5) is connected with and send powder pipe (2), the outer lane of base member (5) is equipped with electromagnetic heating coil (12), spray tube (10) bottom outer lane is equipped with air blowing channel (15), the axis of air blowing channel (15) and spray tube (10) axis contained angle are less than 90, spray tube (10) lower extreme is equipped with ultrasonic oscillation device, the axis of ultrasonic oscillation head (19) of ultrasonic oscillation device is perpendicular with the axis of spray tube (10), the tip of ultrasonic oscillation head (19) of ultrasonic oscillation device and the pore wall of spray tube (10) place the plane along the line laminating.
2. The thermo-magnetic-ultrasonic metal atomization powder making system according to claim 1, wherein a storage bin (1) is arranged at the upper end of a base body (5), the storage bin (1) is of a conical structure, a small-bore end of the conical structure of the storage bin (1) is communicated with the upper end of the base body (5), a feeding hole is formed in the side wall of the storage bin (1), and the feeding hole of the storage bin (1) is connected with a powder feeding pipe (2).
3. The thermo-magnetic-ultrasonic metal atomization pulverizing system as claimed in claim 1, wherein the diameter of the spray pipe (10) is 5-10 μm.
4. The thermo-magnetic-ultrasonic metal atomization pulverizing system as claimed in claim 1, characterized in that the lower end of the spray pipe (10) is provided with a nozzle (6), and the nozzle (6) has a tapered caliber.
5. A thermo-magnetic-ultrasonic metal atomizing powder-making system as claimed in claim 1, characterized in that the tube wall of the base body (5) is provided with an annular channel, one end of the annular channel is communicated with the end of the base body (5) provided with the nozzle (6), the other end of the annular channel is communicated with the side wall of the base body (5), and the section of the annular channel is in an acute angle with the axis of the base body (5) along the axis section of the base body (5).
6. The thermo-magnetic-ultrasonic metal atomizing pulverizing system as claimed in claim 1, wherein the air outlet of the air blowing channel (15) at the outer ring of the bottom of the nozzle (10) is higher than the nozzle (6).
7. A thermo-magnetic-ultrasonic metal atomizing powder production system according to claim 1, wherein the base (5) is disposed in a glove box (11), and the glove box (11) is connected to a vacuum pump (4).
8. The thermo-magnetic-ultrasonic metal atomization powder making system according to claim 1, wherein the ultrasonic oscillating head (19) is connected with an ultrasonic transducer (17) through an amplitude transformer (18), the ultrasonic transducer (17) is connected with an ultrasonic generator (16), and the frequency of the ultrasonic generator (16) is 6-8 MHz.
9. A thermo-magnetic-ultrasonic metal atomizing powder making system according to claim 1, wherein the lower end of the nozzle (10) is provided with a plurality of ultrasonic oscillation devices arranged in a circumferential array along the axis of the base body (5).
10. A metal atomization powder making method based on the thermal-magnetic-ultrasonic metal atomization powder making system of claim 1, which is characterized by comprising the following steps:
under the inert gas atmosphere, metal powder is fed into the spray pipe through inert gas, an electromagnetic heating coil is started to heat metal particles in the spray pipe to form molten metal, then an inert gas field is formed at the outlet of the spray pipe through a blowing channel, and meanwhile, the molten metal falling from the spray pipe is vibrated by an ultrasonic vibration device to form atomized particles.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111155931.5A CN113953519A (en) | 2021-09-29 | 2021-09-29 | Thermal-magnetic-ultrasonic metal atomization powder making system and method |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202111155931.5A CN113953519A (en) | 2021-09-29 | 2021-09-29 | Thermal-magnetic-ultrasonic metal atomization powder making system and method |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114559047A (en) * | 2022-03-12 | 2022-05-31 | 郑州航空工业管理学院 | Vacuum induction gas atomization equipment for preparing metal matrix composite powder |
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| GB1250969A (en) * | 1969-12-18 | 1971-10-27 | ||
| JPS62126331U (en) * | 1986-01-30 | 1987-08-11 | ||
| US5164198A (en) * | 1987-09-22 | 1992-11-17 | Branson Ultaschall Niederlassung Der Emerson Technologies Gmbh & Co. | Apparatus for pulverizing at least one jet of molten metal |
| CN105252010A (en) * | 2015-10-27 | 2016-01-20 | 上海航天精密机械研究所 | Metal atomization nozzle based on heat-magnesium-ultrasound effect |
| CN110303162A (en) * | 2019-08-14 | 2019-10-08 | 北京七弟科技有限公司 | A kind of ultrasonic wave prepares metal ball shaped powder device |
| US20210197265A1 (en) * | 2017-08-04 | 2021-07-01 | Miasolé Equipment Integration (Fujian) Co., Ltd. | Atomization device and method for preparing metal alloy powder |
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2021
- 2021-09-29 CN CN202111155931.5A patent/CN113953519A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1250969A (en) * | 1969-12-18 | 1971-10-27 | ||
| JPS62126331U (en) * | 1986-01-30 | 1987-08-11 | ||
| US5164198A (en) * | 1987-09-22 | 1992-11-17 | Branson Ultaschall Niederlassung Der Emerson Technologies Gmbh & Co. | Apparatus for pulverizing at least one jet of molten metal |
| CN105252010A (en) * | 2015-10-27 | 2016-01-20 | 上海航天精密机械研究所 | Metal atomization nozzle based on heat-magnesium-ultrasound effect |
| US20210197265A1 (en) * | 2017-08-04 | 2021-07-01 | Miasolé Equipment Integration (Fujian) Co., Ltd. | Atomization device and method for preparing metal alloy powder |
| CN110303162A (en) * | 2019-08-14 | 2019-10-08 | 北京七弟科技有限公司 | A kind of ultrasonic wave prepares metal ball shaped powder device |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114559047A (en) * | 2022-03-12 | 2022-05-31 | 郑州航空工业管理学院 | Vacuum induction gas atomization equipment for preparing metal matrix composite powder |
| CN114559047B (en) * | 2022-03-12 | 2023-12-19 | 郑州航空工业管理学院 | Vacuum induction gas atomization equipment for preparing metal matrix composite powder |
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