CN111250724A - Production method of spherical titanium alloy powder - Google Patents
Production method of spherical titanium alloy powder Download PDFInfo
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- CN111250724A CN111250724A CN201811469118.3A CN201811469118A CN111250724A CN 111250724 A CN111250724 A CN 111250724A CN 201811469118 A CN201811469118 A CN 201811469118A CN 111250724 A CN111250724 A CN 111250724A
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- powder
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- alloy powder
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- 239000000843 powder Substances 0.000 title claims abstract description 59
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 16
- 229910001069 Ti alloy Inorganic materials 0.000 title claims abstract description 12
- 229910045601 alloy Inorganic materials 0.000 claims abstract description 17
- 239000000956 alloy Substances 0.000 claims abstract description 17
- 239000007789 gas Substances 0.000 claims abstract description 12
- 239000002994 raw material Substances 0.000 claims abstract description 9
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 claims abstract description 6
- 239000012159 carrier gas Substances 0.000 claims abstract description 6
- 238000004140 cleaning Methods 0.000 claims abstract description 6
- 239000001257 hydrogen Substances 0.000 claims abstract description 6
- 229910052739 hydrogen Inorganic materials 0.000 claims abstract description 6
- 239000011858 nanopowder Substances 0.000 claims abstract description 6
- 230000001681 protective effect Effects 0.000 claims abstract description 6
- 238000005516 engineering process Methods 0.000 claims description 7
- 230000006698 induction Effects 0.000 claims description 4
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 abstract description 3
- 238000010923 batch production Methods 0.000 abstract description 2
- 238000002360 preparation method Methods 0.000 abstract description 2
- 238000010146 3D printing Methods 0.000 description 5
- 239000002245 particle Substances 0.000 description 5
- 238000009826 distribution Methods 0.000 description 4
- 229910052751 metal Inorganic materials 0.000 description 4
- 239000002184 metal Substances 0.000 description 4
- 239000000463 material Substances 0.000 description 3
- 238000005259 measurement Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 2
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000010419 fine particle Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 239000010936 titanium Substances 0.000 description 1
- 229910052719 titanium Inorganic materials 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
- B22F9/14—Making metallic powder or suspensions thereof using physical processes using electric discharge
Landscapes
- Manufacture Of Metal Powder And Suspensions Thereof (AREA)
- Powder Metallurgy (AREA)
Abstract
The invention relates to a production method of spherical titanium powder, which comprises the following preparation steps: (1) adding Ti-55531 alloy powder serving as a raw material into a powder feeder of plasma equipment, wherein Ti-55531(Ti-5Al-5V-5Mo-3Cr-1Zr) alloy powder is used as the raw material; (2) the plasma is turned on, and the operating parameters of the plasma are set: the protective gas is 97slpm, the central gas is 23slpm, and the hydrogen is 17 slpm; (3) opening a powder feeding valve, adjusting the carrier gas to be 5slpm, and adjusting the powder feeding rate to be (90g/min, 120g/min and 150 g/min); (4) collecting the obtained powder, and cleaning the nano powder on the surface of the spherical powder to obtain spherical Ti-55531 alloy powder; the spherical titanium alloy powder obtained by the invention has high spheroidization rate and good sphericity, and is suitable for batch production.
Description
Technical Field
The invention relates to a production method of spherical titanium powder, in particular to the production method of the spherical titanium alloy powder with good sphericity and uniform particle size distribution by using Ti-55531(Ti-5Al-5V-5Mo-3Cr-1Zr) alloy powder as a raw material and adopting a radio frequency induction plasma technology, belonging to the technical field of 3D printing.
Background
The Ti-55531 titanium alloy is a novel metastable β phase titanium alloy jointly developed by Russian VSMPO company and European airbus company, has high strength, good toughness and excellent comprehensive performance, and is already applied to manufacturing a connecting device of a wing and a hanging rack of an airbus A380 large-scale airbus.
The 3D printing technology becomes one of the most concerned emerging technologies in the world at present, the direct manufacturing of high-performance metal components is the future high-point manufacturing of the 3D printing technology, and the promotion of the manufacturing industry in China is more revolutionary. Meanwhile, a special powder material for directly manufacturing a high-performance metal component is a foundation and guarantee for the technical development. The production of large complex integral components with high performance and difficult processing by utilizing a 3D printing technology can be possible only by improving the special powder material process. The titanium and titanium alloy powder material used for 3D printing and manufacturing of the high-performance metal component needs metal powder with fine particle size, low oxygen content and high sphericity, the particle size of the powder is mainly less than 45 mu m, and the particle size distribution is uniform.
By searching the prior patents and documents, no report on the production of spherical Ti-55531 titanium alloy powder by the radio frequency induction plasma technology is found.
Disclosure of Invention
The invention aims to provide a preparation method capable of producing spherical Ti-55531 titanium alloy powder with high spheroidization rate, high sphericity and uniform particle size distribution.
The method for producing the titanium alloy powder by using the radio frequency induction plasma is characterized by comprising the following steps:
(1) adding a Ti-55531(Ti-5Al-5V-5Mo-3Cr-1Zr) alloy raw material into a powder feeder of plasma equipment;
(2) the plasma is turned on, and the operating parameters of the plasma are set: the protective gas is 97slpm, the central gas is 23slpm, and the hydrogen is 17 slpm;
(3) opening a powder feeding valve, adjusting the carrier gas to be 5slpm, and adjusting the powder feeding rate to be 90g/min-150 g/min;
(4) collecting the obtained powder, and cleaning the nano powder on the surface of the spherical powder to obtain spherical Ti-55531 alloy powder;
the spherical Ti-55531 alloy powder obtained by the invention has high purity, good sphericity and uniform particle size distribution, is suitable for batch production and has good commercial value.
Detailed description of the invention
In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the invention easy to understand, the following detailed description is combined with the embodiments of the invention: the present embodiment is implemented on the premise of the technical solution of the present invention, and a detailed implementation manner and a process are given, but the scope of the present invention is not limited to the following embodiments.
Example 1: (1) adding a Ti-55531 alloy raw material into a powder feeder of plasma equipment;
(2) the plasma is turned on, and the operating parameters of the plasma are set: the protective gas is 97slpm, the central gas is 23slpm, and the hydrogen is 17 slpm;
(3) opening a powder feeding valve, adjusting the carrier gas to be 5slpm, and adjusting the powder feeding rate to be 90 g/min;
(4) collecting the obtained powder, and cleaning the nano powder on the surface of the spherical powder to obtain spherical Ti-55531 alloy powder;
the sphericity of the obtained spherical W powder is 98 percent by measurement
Example 2: (1) adding a Ti-55531 alloy raw material into a powder feeder of plasma equipment;
(2) the plasma is turned on, and the operating parameters of the plasma are set: the protective gas is 97slpm, the central gas is 23slpm, and the hydrogen is 17 slpm;
(3) opening a powder feeding valve, adjusting the carrier gas to be 5slpm, and adjusting the powder feeding rate to be 120 g/min;
(4) collecting the obtained powder, and cleaning the nano powder on the surface of the spherical powder to obtain spherical Ti-55531 alloy powder;
the sphericity of the obtained spherical W powder is 93 percent by measurement
Example 3: (1) adding a Ti-55531 alloy raw material into a powder feeder of plasma equipment;
(2) the plasma is turned on, and the operating parameters of the plasma are set: the protective gas is 97slpm, the central gas is 23slpm, and the hydrogen is 17 slpm;
(3) opening a powder feeding valve, adjusting the carrier gas to be 5slpm, and adjusting the powder feeding rate to be 150 g/min;
(4) collecting the obtained powder, and cleaning the nano powder on the surface of the spherical powder to obtain spherical Ti-55531 alloy powder;
the sphericity of the obtained spherical W powder is 90 percent by measurement
The foregoing shows and describes the general principles, essential features, and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are given by way of illustration of the principles of the present invention, and that various changes and modifications may be made without departing from the spirit and scope of the invention as defined by the appended claims. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (2)
1. A production method of spherical titanium alloy powder specifically uses Ti-5553(Ti-5Al-5V-5Mo-3Cr-1Zr) alloy powder as a raw material and produces the spherical titanium alloy powder by a radio frequency induction plasma technology.
2. A process for preparing a Ti-5553(Ti-5Al-5V-5Mo-3Cr-1Zr) alloy powder according to claim 1:
(1) adding a Ti-55531 alloy raw material into a powder feeder of plasma equipment;
(2) the plasma is turned on, and the operating parameters of the plasma are set: the protective gas is 97slpm, the central gas is 23slpm, and the hydrogen is 17 slpm;
(3) opening a powder feeding valve, adjusting the carrier gas to be 5slpm, and adjusting the powder feeding rate to be 90g/min-150 g/min;
(4) collecting the obtained powder, and cleaning the nano powder on the surface of the spherical powder to obtain the spherical Ti-55531 alloy powder.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811469118.3A CN111250724A (en) | 2018-12-03 | 2018-12-03 | Production method of spherical titanium alloy powder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811469118.3A CN111250724A (en) | 2018-12-03 | 2018-12-03 | Production method of spherical titanium alloy powder |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111250724A true CN111250724A (en) | 2020-06-09 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811469118.3A Pending CN111250724A (en) | 2018-12-03 | 2018-12-03 | Production method of spherical titanium alloy powder |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111250724A (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2009221603A (en) * | 2008-02-20 | 2009-10-01 | Hitachi Metals Ltd | Method for producing spherical titanium alloy powder |
| CN105522161A (en) * | 2015-12-25 | 2016-04-27 | 中国科学院重庆绿色智能技术研究院 | Rapid large-scale preparing method for small-grain-size spherical powder for 3D printing |
| CN105568055A (en) * | 2016-01-06 | 2016-05-11 | 龙岩紫荆创新研究院 | Plasma preparing method for titanium-based alloy spherical powder |
| CN106493350A (en) * | 2016-10-25 | 2017-03-15 | 黑龙江省科学院高技术研究院 | A kind of preparation method of 3D printing with spherical titanium alloy powder |
| CN107052353A (en) * | 2017-05-09 | 2017-08-18 | 中国人民大学 | A kind of method that utilization radio frequency plasma body technique prepares spheroidization TC4 titanium alloy powders |
-
2018
- 2018-12-03 CN CN201811469118.3A patent/CN111250724A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2009221603A (en) * | 2008-02-20 | 2009-10-01 | Hitachi Metals Ltd | Method for producing spherical titanium alloy powder |
| CN105522161A (en) * | 2015-12-25 | 2016-04-27 | 中国科学院重庆绿色智能技术研究院 | Rapid large-scale preparing method for small-grain-size spherical powder for 3D printing |
| CN105568055A (en) * | 2016-01-06 | 2016-05-11 | 龙岩紫荆创新研究院 | Plasma preparing method for titanium-based alloy spherical powder |
| CN106493350A (en) * | 2016-10-25 | 2017-03-15 | 黑龙江省科学院高技术研究院 | A kind of preparation method of 3D printing with spherical titanium alloy powder |
| CN107052353A (en) * | 2017-05-09 | 2017-08-18 | 中国人民大学 | A kind of method that utilization radio frequency plasma body technique prepares spheroidization TC4 titanium alloy powders |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| TA01 | Transfer of patent application right | ||
| TA01 | Transfer of patent application right |
Effective date of registration: 20210119 Address after: Room 1103-2, 11th floor, building a4-5, Hanyu Jinggu, 7000 Jingshi Road, Jinan area, China (Shandong) pilot Free Trade Zone, Jinan City, Shandong Province, 250101 Applicant after: Jinan Huake venture capital partnership (L.P.) Address before: 201413 area C, No.3, No.19 zhenglang Road, Ping'an Town, Fengxian District, Shanghai Applicant before: SHANGHAI DAJING ADVANCED MARINE MATERIALS Co.,Ltd. |
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| TA01 | Transfer of patent application right | ||
| TA01 | Transfer of patent application right |
Effective date of registration: 20211019 Address after: 250031 first floor, west area, building 1, Jinan new material industry science and Technology Park, No. 988, Shunxing Road, Tianqiao District, Jinan City, Shandong Province Applicant after: Huacai (Shandong) new material Co.,Ltd. Address before: Room 1103-2, 11th floor, building a4-5, Hanyu Jinggu, 7000 Jingshi Road, Jinan area, China (Shandong) pilot Free Trade Zone, Jinan City, Shandong Province, 250101 Applicant before: Jinan Huake venture capital partnership (L.P.) |
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| SE01 | Entry into force of request for substantive examination | ||
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| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20200609 |