CN114101692A - Preparation method of 3D printing titanium alloy powder - Google Patents
Preparation method of 3D printing titanium alloy powder Download PDFInfo
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- CN114101692A CN114101692A CN202111438402.6A CN202111438402A CN114101692A CN 114101692 A CN114101692 A CN 114101692A CN 202111438402 A CN202111438402 A CN 202111438402A CN 114101692 A CN114101692 A CN 114101692A
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- 239000000843 powder Substances 0.000 title claims abstract description 41
- 229910001069 Ti alloy Inorganic materials 0.000 title claims abstract description 24
- 238000010146 3D printing Methods 0.000 title claims abstract description 15
- 238000002360 preparation method Methods 0.000 title claims abstract description 15
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 claims abstract description 130
- 238000001816 cooling Methods 0.000 claims abstract description 27
- 239000003792 electrolyte Substances 0.000 claims abstract description 23
- 239000002245 particle Substances 0.000 claims abstract description 18
- FAPWRFPIFSIZLT-UHFFFAOYSA-M Sodium chloride Chemical compound [Na+].[Cl-] FAPWRFPIFSIZLT-UHFFFAOYSA-M 0.000 claims abstract description 16
- 238000005520 cutting process Methods 0.000 claims abstract description 14
- 239000000110 cooling liquid Substances 0.000 claims abstract description 8
- 239000011780 sodium chloride Substances 0.000 claims abstract description 8
- 238000002844 melting Methods 0.000 claims abstract description 6
- 230000008018 melting Effects 0.000 claims abstract description 6
- 238000012216 screening Methods 0.000 claims abstract description 6
- 239000010936 titanium Substances 0.000 claims description 75
- 229910052719 titanium Inorganic materials 0.000 claims description 75
- 239000008151 electrolyte solution Substances 0.000 claims description 20
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 20
- 239000007788 liquid Substances 0.000 claims description 17
- 239000003595 mist Substances 0.000 claims description 15
- 239000011259 mixed solution Substances 0.000 claims description 10
- 239000000243 solution Substances 0.000 claims description 8
- 238000000889 atomisation Methods 0.000 claims description 7
- 238000000034 method Methods 0.000 claims description 7
- 238000007711 solidification Methods 0.000 claims description 7
- 230000008023 solidification Effects 0.000 claims description 7
- 239000012153 distilled water Substances 0.000 claims description 5
- 238000010438 heat treatment Methods 0.000 claims description 5
- 238000003801 milling Methods 0.000 claims description 5
- 238000007493 shaping process Methods 0.000 claims description 5
- 238000005507 spraying Methods 0.000 claims description 5
- 239000007785 strong electrolyte Substances 0.000 claims description 5
- 230000007613 environmental effect Effects 0.000 claims description 4
- 229910000831 Steel Inorganic materials 0.000 claims description 2
- 239000010959 steel Substances 0.000 claims description 2
- 238000010669 acid-base reaction Methods 0.000 abstract description 3
- 230000007935 neutral effect Effects 0.000 abstract description 3
- 238000006479 redox reaction Methods 0.000 abstract description 3
- 238000004519 manufacturing process Methods 0.000 description 5
- 229910001294 Reinforcing steel Inorganic materials 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 150000001875 compounds Chemical class 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 239000005011 phenolic resin Substances 0.000 description 1
- 229920001568 phenolic resin Polymers 0.000 description 1
- 229920003023 plastic Polymers 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- 239000012255 powdered metal Substances 0.000 description 1
- 238000007639 printing Methods 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
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Classifications
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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
- B22F9/10—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 using centrifugal force
-
- 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
- B33Y40/00—Auxiliary operations or equipment, e.g. for material handling
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P10/00—Technologies related to metal processing
- Y02P10/25—Process efficiency
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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Materials Engineering (AREA)
- Manufacture Of Metal Powder And Suspensions Thereof (AREA)
- Powder Metallurgy (AREA)
Abstract
The invention discloses a preparation method of 3D printing titanium alloy powder, which comprises the following operation steps: s1: preparing a titanium rod; s2: cutting off the titanium rod; s3: cooling the surface of the titanium rod; s4: cooling the environment; s5: centrifuging to prepare powder; s6: arc melting; s7: screening powder particles; according to the invention, a certain proportion of electrolyte is added into the cooling liquid, through the neutral characteristic of NaCl solution and no acid-base reaction, titanium alloy particles can be effectively protected from being rapidly subjected to oxidation-reduction reaction at high temperature in the air, so that the physical characteristics of the titanium alloy are ensured.
Description
Technical Field
The invention belongs to the technical field of titanium alloy, and particularly relates to a preparation method of 3D printing titanium alloy powder.
Background
3D printing is a technology for constructing objects by layer-by-layer printing using bondable materials such as powdered metals or plastics based on digital model files, which was proposed by the united states as early as the mid-20 th century and the mid-80 th century; the 3D printing is often used for manufacturing models in the fields of mold manufacturing, industrial design, etc., and then gradually used for direct manufacturing of some products, which has a profound influence on the traditional process flow, production line, factory model, and industrial chain combination, and is a typical subversive technology in the manufacturing industry. The titanium alloy powder refers to a powder made of a titanium alloy.
The existing preparation process of the titanium alloy powder has a plurality of defects in the preparation method, and firstly, the cooling liquid of the finished product powder of the powder can not well protect the titanium alloy powder from being oxidized at a high temperature.
Disclosure of Invention
The invention aims to provide a lignin-phenolic resin molding compound to solve the problems in the background technology.
In order to achieve the purpose, the invention provides the following technical scheme: a preparation method of 3D printing titanium alloy powder specifically comprises the following operation steps:
s1: preparing a titanium rod, namely firstly heating a prefabricated titanium strip until the prefabricated titanium strip is malleable and easy to process, shaping the titanium strip in a cylindrical rounding machine, and controlling the longitudinal deformation of the titanium strip to ensure that the diameter of the cross section of the titanium strip is unchanged so as to resist subsequent high-speed rotation and make the titanium strip keep warm;
s2: cutting the titanium rod, namely cooling the ground temperature difference of the prepared cylindrical titanium rod to a temperature which is not easy to deform, and putting the cylindrical titanium rod into a steel bar cutting machine to cut the cylindrical titanium rod into a plurality of equidistant titanium rods so as to reduce the centrifugal force generated in subsequent high-speed rotation;
s3: cooling the surface of the titanium rod, placing the truncated titanium rod in a refrigerator for cooling, cooling the temperature to below room temperature, condensing dense water drops on the titanium rod, wherein certain electrolyte solution needs to be added into liquid required to be formed by the water drops, and the mass part ratio of the electrolyte solution to distilled water is 1: 5-1: 10;
s4: and (3) environmental cooling, namely adding the prepared electrolyte mixed solution into an atomizer, spraying the electrolyte mixed solution into a processed environmental cover in a water vapor atomization mode, slowly reducing the indoor temperature through mist, and distributing cooling liquid which is not needed by subsequent powder particle solidification in the air in the cover, wherein the density range of the mist is 100-150g/dm3；
S5: centrifugally milling, namely placing the prepared titanium rod on rotary equipment, and increasing the rotating speed of the equipment to 800-;
s6: arc melting, namely when the rotating speed of the rotating equipment reaches a set value, switching on high-voltage direct current to the rotating equipment, wherein the current is 160-180A, high-strength arcs can be generated between the upper ends of the two titanium rods, the temperature of the two end parts generated by the arcs is rapidly increased so as to be smelted into a liquid state, an atomization state is formed by high-speed rotation, and granular powder is formed by solidification in the electrolyte mist;
s7: and (3) screening powder particles, namely placing the powder particles in a screen, and controlling the screened diameter to be 25-45 mu m.
Preferably, the diameter of the titanium rod in steps S1 and S2 is in the range of 4-7cm and the length of the titanium rod is in the range of 10-15cm to resist the centrifugal force of high-speed rotation.
Preferably, the electrolyte in the electrolyte solution in step S3 is a strong electrolyte NaCl solution.
Preferably, the atomizer in step S4 is an ionization type atomizer to activate the electrolyte solution therein.
Preferably, the rotating apparatus in step S5 includes: base, rotation axis, plate electrode, titanium stick mounting panel, electrically conductive brush, titanium stick fixed orifices, wherein the base upper end is provided with the rotation axis, rotation axis upper end fixed mounting has two titanium stick mounting panels, two have been seted up two titanium stick fixed orifices on the titanium stick mounting panel respectively, two titanium stick mounting panel lower extreme difference fixedly connected with electrically conductive brush, the electrically conductive brush outside is provided with two plate electrodes.
The invention has the technical effects and advantages that:
according to the invention, a certain proportion of electrolyte is added into the cooling liquid, through the neutral characteristic of NaCl solution and no acid-base reaction, titanium alloy particles can be effectively protected from being rapidly subjected to oxidation-reduction reaction at high temperature in the air, so that the physical characteristics of the titanium alloy are ensured.
Drawings
FIG. 1 is a schematic diagram of the step structure of the present invention;
FIG. 2 is a schematic view of a rotary apparatus according to the present invention;
FIG. 3 is a schematic side view of the rotary apparatus of the present invention;
FIG. 4 is a schematic cross-sectional view taken along line a-a of FIG. 3 according to the present invention.
Wherein, 1, a base; 2. a rotating shaft; 3. an electrode plate; 4. a titanium bar mounting plate; 5. a conductive brush; 6. and (5) fixing holes for titanium bars.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Example 1
A preparation method of 3D printing titanium alloy powder specifically comprises the following operation steps:
s1: preparing a titanium rod, namely firstly heating a prefabricated titanium strip until the titanium strip is malleable and easy to process, shaping the titanium strip in a cylindrical rounding machine, and controlling the longitudinal deformation of the titanium strip to ensure that the diameter of the cross section of the titanium strip is unchanged so as to resist subsequent high-speed rotation, so that the titanium strip is made to be heat-preserving, wherein the diameter range of the titanium rod is 4cm so as to resist the centrifugal force of the high-speed rotation;
s2: cutting the titanium rod, namely cooling the ground temperature difference of the prepared cylindrical titanium rod to a temperature which is not easy to deform, putting the cylindrical titanium rod into a reinforcing steel bar cutting machine, and cutting the cylindrical titanium rod into a plurality of equidistant titanium rods so as to reduce the centrifugal force generated in subsequent high-speed rotation, wherein the length range of the titanium rods is 10cm so as to resist the centrifugal force of high-speed rotation;
s3: cooling the surface of the titanium rod, placing the truncated titanium rod in a refrigerator for cooling, cooling the temperature to below room temperature, condensing dense water drops on the titanium rod, wherein certain electrolyte solution needs to be added into liquid required to be formed by the water drops, and the mass part ratio of the electrolyte solution to distilled water is 1: 5, the electrolyte in the electrolyte solution is strong electrolyte NaCl solution;
s4: and (3) cooling the environment, namely adding the prepared electrolyte mixed solution into an atomizer, spraying the electrolyte mixed solution into a processed environment cover in a water vapor atomization mode, slowly reducing the indoor temperature through mist, and distributing cooling liquid which is not needed by subsequent powder particle solidification in the air in the cover, wherein the density range of the mist is 100g/dm3The atomizer is an ionization type atomizer to activate the electrolyte solution therein;
s5: and (3) centrifugally milling, namely placing the prepared titanium rod on rotary equipment, and increasing the rotating speed of the equipment to 800r/min, wherein the rotary equipment comprises: the device comprises a base 1, a rotating shaft 2, electrode plates 3, titanium bar mounting plates 4, conductive brushes 5 and titanium bar fixing holes 6, wherein the rotating shaft 2 is arranged at the upper end of the base 1, the two titanium bar mounting plates 4 are fixedly mounted at the upper end of the rotating shaft 2, the two titanium bar mounting plates 4 are respectively provided with the two titanium bar fixing holes 6, the lower ends of the two titanium bar mounting plates 4 are respectively and fixedly connected with the conductive brushes 5, and the outer sides of the conductive brushes 5 are provided with the two electrode plates 3;
s6: arc melting, namely when the rotating speed of the rotating equipment reaches a set value, switching on high-voltage direct current, wherein the current is 160A, high-strength electric arcs are generated between the upper ends of the two titanium rods, the temperature of the two end parts generated by the electric arcs is rapidly increased so as to be melted into liquid, the liquid is formed by high-speed rotation, and the liquid is solidified in the electrolyte mist to form granular powder;
s7: and (3) screening powder particles, namely placing the powder particles in a screen, and controlling the diameter of the screen to be 25 mu m.
Example 2
A preparation method of 3D printing titanium alloy powder specifically comprises the following operation steps:
s1: preparing a titanium rod, namely firstly heating a prefabricated titanium strip until the titanium strip is malleable and easy to process, shaping the titanium strip in a cylindrical rounding machine, and controlling the longitudinal deformation of the titanium strip to ensure that the diameter of the cross section of the titanium strip is unchanged so as to resist subsequent high-speed rotation, so that the titanium strip is made to be heat-preserving, wherein the diameter range of the titanium rod is 7cm so as to resist the centrifugal force of the high-speed rotation;
s2: cutting the titanium rod, namely cooling the ground temperature difference of the prepared cylindrical titanium rod to a temperature which is not easy to deform, putting the cylindrical titanium rod into a reinforcing steel bar cutting machine, and cutting the cylindrical titanium rod into a plurality of equidistant titanium rods so as to reduce the centrifugal force generated in subsequent high-speed rotation, wherein the length range of the titanium rods is 15cm so as to resist the centrifugal force of high-speed rotation;
s3: cooling the surface of the titanium rod, placing the truncated titanium rod in a refrigerator for cooling, cooling the temperature to below room temperature, condensing dense water drops on the titanium rod, wherein certain electrolyte solution needs to be added into liquid required to be formed by the water drops, and the mass part ratio of the electrolyte solution to distilled water is 1: 10, the electrolyte in the electrolyte solution is strong electrolyte NaCl solution;
s4: and (3) cooling the environment, namely adding the prepared electrolyte mixed solution into an atomizer, spraying the electrolyte mixed solution into a processed environment cover in a water vapor atomization mode, slowly reducing the indoor temperature through mist, and distributing cooling liquid which is not needed by subsequent powder particle solidification in the air in the cover, wherein the density range of the mist is 150g/dm3The atomizer is an ionization type atomizer to activate the electrolyte solution therein;
s5: and (3) centrifugally milling, namely placing the prepared titanium rod on rotary equipment, and increasing the rotating speed of the equipment to 1000r/min, wherein the rotary equipment comprises: the device comprises a base 1, a rotating shaft 2, electrode plates 3, titanium bar mounting plates 4, conductive brushes 5 and titanium bar fixing holes 6, wherein the rotating shaft 2 is arranged at the upper end of the base 1, the two titanium bar mounting plates 4 are fixedly mounted at the upper end of the rotating shaft 2, the two titanium bar mounting plates 4 are respectively provided with the two titanium bar fixing holes 6, the lower ends of the two titanium bar mounting plates 4 are respectively and fixedly connected with the conductive brushes 5, and the outer sides of the conductive brushes 5 are provided with the two electrode plates 3;
s6: arc melting, namely when the rotating speed of the rotating equipment reaches a set value, switching on high-voltage direct current, wherein the current is 180A, high-strength arcs are generated between the upper ends of the two titanium rods, the temperature of the two end parts generated by the arcs is rapidly increased so as to be melted into liquid, the liquid is formed by high-speed rotation, and the liquid is solidified in the electrolyte mist to form granular powder;
s7: and (3) screening powder particles, namely placing the powder particles in a screen, and controlling the diameter of the screen to be 45 mu m.
Example 3
A preparation method of 3D printing titanium alloy powder specifically comprises the following operation steps:
s1: preparing a titanium rod, namely firstly heating a prefabricated titanium strip until the titanium strip is malleable and easy to process, shaping the titanium strip in a cylindrical rounding machine, and controlling the longitudinal deformation of the titanium strip to ensure that the diameter of the cross section of the titanium strip is unchanged so as to resist subsequent high-speed rotation, so that the titanium strip is made to be heat-preserving, wherein the diameter range of the titanium rod is 5cm so as to resist the centrifugal force of the high-speed rotation;
s2: cutting the titanium rod, namely cooling the ground temperature difference of the prepared cylindrical titanium rod to a temperature which is not easy to deform, putting the cylindrical titanium rod into a reinforcing steel bar cutting machine, and cutting the cylindrical titanium rod into a plurality of equidistant titanium rods so as to reduce the centrifugal force generated in subsequent high-speed rotation, wherein the length range of the titanium rods is 12cm so as to resist the centrifugal force of high-speed rotation;
s3: cooling the surface of the titanium rod, placing the truncated titanium rod in a refrigerator for cooling, cooling the temperature to below room temperature, condensing dense water drops on the titanium rod, wherein certain electrolyte solution needs to be added into liquid required to be formed by the water drops, and the mass part ratio of the electrolyte solution to distilled water is 1: 7, the electrolyte in the electrolyte solution is strong electrolyte NaCl solution;
s4: cooling the environment, adding the prepared electrolyte mixed solution into an atomizer, spraying the electrolyte mixed solution into a processing environment cover in a water vapor atomization mode, slowly reducing the indoor temperature through the mist, and reducing the temperature which is not needed by the solidification of subsequent powder particlesWarm liquid is distributed in the air in the cover, wherein the density of the mist is in the range of 126g/dm3The atomizer is an ionization type atomizer to activate the electrolyte solution therein;
s5: and (3) centrifugally milling, namely placing the prepared titanium rod on a rotating device, and increasing the rotating speed of the device to 895r/min, wherein the rotating device comprises: the device comprises a base 1, a rotating shaft 2, electrode plates 3, titanium bar mounting plates 4, conductive brushes 5 and titanium bar fixing holes 6, wherein the rotating shaft 2 is arranged at the upper end of the base 1, the two titanium bar mounting plates 4 are fixedly mounted at the upper end of the rotating shaft 2, the two titanium bar mounting plates 4 are respectively provided with the two titanium bar fixing holes 6, the lower ends of the two titanium bar mounting plates 4 are respectively and fixedly connected with the conductive brushes 5, and the outer sides of the conductive brushes 5 are provided with the two electrode plates 3;
s6: arc melting, namely when the rotating speed of the rotating equipment reaches a set value, connecting high-voltage direct current to the rotating equipment, wherein the current is 177A, high-strength electric arcs are generated between the upper ends of the two titanium rods, the temperature of the two end parts generated by the electric arcs is rapidly increased so as to be melted into liquid, the liquid is formed by high-speed rotation, and the liquid is solidified in the electrolyte mist to form granular powder;
s7: and (3) screening powder particles, namely placing the powder particles in a screen, and controlling the diameter of the screen to be 35 mu m.
According to the invention, a certain proportion of electrolyte is added into the cooling liquid, through the neutral characteristic of NaCl solution and no acid-base reaction, titanium alloy particles can be effectively protected from being rapidly subjected to oxidation-reduction reaction at high temperature in the air, so that the physical characteristics of the titanium alloy are ensured.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the invention.
Claims (5)
1. A preparation method of 3D printing titanium alloy powder is characterized by comprising the following steps: the method specifically comprises the following operation steps:
s1: preparing a titanium rod, namely firstly heating a prefabricated titanium strip until the prefabricated titanium strip is malleable and easy to process, shaping the titanium strip in a cylindrical rounding machine, and controlling the longitudinal deformation of the titanium strip to ensure that the diameter of the cross section of the titanium strip is unchanged so as to resist subsequent high-speed rotation and make the titanium strip keep warm;
s2: cutting the titanium rod, namely cooling the ground temperature difference of the prepared cylindrical titanium rod to a temperature which is not easy to deform, and putting the cylindrical titanium rod into a steel bar cutting machine to cut the cylindrical titanium rod into a plurality of equidistant titanium rods so as to reduce the centrifugal force generated in subsequent high-speed rotation;
s3: cooling the surface of the titanium rod, placing the truncated titanium rod in a refrigerator for cooling, cooling the temperature to below room temperature, condensing dense water drops on the titanium rod, wherein certain electrolyte solution needs to be added into liquid required to be formed by the water drops, and the mass part ratio of the electrolyte solution to distilled water is 1: 5-1: 10;
s4: and (3) environmental cooling, namely adding the prepared electrolyte mixed solution into an atomizer, spraying the electrolyte mixed solution into a processed environmental cover in a water vapor atomization mode, slowly reducing the indoor temperature through mist, and distributing cooling liquid which is not needed by subsequent powder particle solidification in the air in the cover, wherein the density range of the mist is 100-150g/dm3；
S5: centrifugally milling, namely placing the prepared titanium rod on rotary equipment, and increasing the rotating speed of the equipment to 800-;
s6: arc melting, namely when the rotating speed of the rotating equipment reaches a set value, switching on high-voltage direct current to the rotating equipment, wherein the current is 160-180A, high-strength arcs can be generated between the upper ends of the two titanium rods, the temperature of the two end parts generated by the arcs is rapidly increased so as to be smelted into a liquid state, an atomization state is formed by high-speed rotation, and granular powder is formed by solidification in the electrolyte mist;
s7: and (3) screening powder particles, namely placing the powder particles in a screen, and controlling the screened diameter to be 25-45 mu m.
2. The preparation method of the 3D printing titanium alloy powder according to claim 1, characterized in that: the diameter of the titanium rod in the steps S1 and S2 is in the range of 4-7cm, and the length of the titanium rod is in the range of 10-15cm, so as to resist the centrifugal force of high-speed rotation.
3. The preparation method of the 3D printing titanium alloy powder according to claim 1, characterized in that: the electrolyte in the electrolyte solution in step S3 is a strong electrolyte NaCl solution.
4. The preparation method of the 3D printing titanium alloy powder according to claim 1, characterized in that: the atomizer in step S4 is an ionization type atomizer to activate the electrolyte solution therein.
5. The preparation method of the 3D printing titanium alloy powder according to claim 1, characterized in that: the rotating apparatus in step S5 includes: base (1), rotation axis (2), plate electrode (3), titanium stick mounting panel (4), electrically conductive brush (5), titanium stick fixed orifices (6), wherein base (1) upper end is provided with rotation axis (2), rotation axis (2) upper end fixed mounting has two titanium stick mounting panels (4), two titanium stick fixed orifices (6), two have been seted up on titanium stick mounting panel (4) respectively titanium stick mounting panel (4) lower extreme difference fixedly connected with electrically conductive brush (5), electrically conductive brush (5) outside is provided with two plate electrodes (3).
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2002339006A (en) * | 2001-05-15 | 2002-11-27 | Sumitomo Titanium Corp | Method for manufacturing titanium and titanium alloy powder |
| CN109482897A (en) * | 2019-01-08 | 2019-03-19 | 成都先进金属材料产业技术研究院有限公司 | The method that rotation electrode prepares 3D printing spherical titanium and Titanium Powder |
| CN109482862A (en) * | 2018-12-27 | 2019-03-19 | 安徽恒利增材制造科技有限公司 | A kind of 3D printing metal powder and preparation method thereof |
| CN110684899A (en) * | 2019-10-14 | 2020-01-14 | 湖南金天铝业高科技股份有限公司 | Preparation method of 3D printing titanium alloy powder |
| CN110918974A (en) * | 2018-08-29 | 2020-03-27 | 淮安聚友新能源科技有限公司 | Titanium alloy powder for 3D printing and preparation method thereof |
| CN110919014A (en) * | 2019-11-28 | 2020-03-27 | 安徽中体新材料科技有限公司 | Preparation method of titanium alloy powder for 3D printing |
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- 2021-11-30 CN CN202111438402.6A patent/CN114101692B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2002339006A (en) * | 2001-05-15 | 2002-11-27 | Sumitomo Titanium Corp | Method for manufacturing titanium and titanium alloy powder |
| CN110918974A (en) * | 2018-08-29 | 2020-03-27 | 淮安聚友新能源科技有限公司 | Titanium alloy powder for 3D printing and preparation method thereof |
| CN109482862A (en) * | 2018-12-27 | 2019-03-19 | 安徽恒利增材制造科技有限公司 | A kind of 3D printing metal powder and preparation method thereof |
| CN109482897A (en) * | 2019-01-08 | 2019-03-19 | 成都先进金属材料产业技术研究院有限公司 | The method that rotation electrode prepares 3D printing spherical titanium and Titanium Powder |
| CN110684899A (en) * | 2019-10-14 | 2020-01-14 | 湖南金天铝业高科技股份有限公司 | Preparation method of 3D printing titanium alloy powder |
| CN110919014A (en) * | 2019-11-28 | 2020-03-27 | 安徽中体新材料科技有限公司 | Preparation method of titanium alloy powder for 3D printing |
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