CN105904070B - A kind of method of plasma arc silk filling increasing material manufacturing titanium alloy structure - Google Patents
A kind of method of plasma arc silk filling increasing material manufacturing titanium alloy structure Download PDFInfo
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- CN105904070B CN105904070B CN201610458932.XA CN201610458932A CN105904070B CN 105904070 B CN105904070 B CN 105904070B CN 201610458932 A CN201610458932 A CN 201610458932A CN 105904070 B CN105904070 B CN 105904070B
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K10/00—Welding or cutting by means of a plasma
- B23K10/02—Plasma welding
- B23K10/027—Welding for purposes other than joining, e.g. build-up welding
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K2103/00—Materials to be soldered, welded or cut
- B23K2103/08—Non-ferrous metals or alloys
- B23K2103/14—Titanium or alloys thereof
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- Plasma & Fusion (AREA)
- Mechanical Engineering (AREA)
- Arc Welding In General (AREA)
Abstract
A kind of method of plasma arc silk filling increasing material manufacturing titanium alloy structure, belongs to 3D printing technique field.Titanium alloy substrate is selected first；Then select required gage of wire 1.0mm~1.6mm；Determine the relative position between plasma arc Pen Zui ﹑ titanium alloy substrates and welding wire, plasma arc nozzle and titanium alloy substrate spacing range：2mm~4mm, plasma arc nozzle and distance between weldingwires range：0.5mm~2mm, titanium alloy substrate and distance between weldingwires range：1.5mm~3mm；Tungsten electrode neck-in range：4mm~5mm；Arc-plasma current range：140A~180A；Wire feed rate compares range with plasma arc movement speed：1.0~2.0；Individual layer lifting capacity compares range with gage of wire：0.6~1.5.Heat input of the present invention is smaller, and forming process is easily controllable, and conducive to crackle and gas hole defect is inhibited to generate, technological equipment is simple.
Description
Technical field
The invention belongs to 3D printing technique field, more particularly to a kind of plasma arc silk filling increasing material manufacturing titanium alloy structure
Method.
Background technology
Titanium alloy calorific intensity is high, specific strength is high, anti-corrosion capability is strong, is widely used to the component structural of aerospace industry
In.However the defects of titanium alloy is oxidizable and brittle, and direct forming process is also easy to produce stomata, crackle.It is closed to obtain complicated titanium
Golden structure need to use increasing material manufacturing method to realize the direct forming manufacture of titanium alloy structure.
The method for being presently available for titanium alloy increasing material manufacturing includes：Laser gain material manufactures and electron beam increasing material manufacturing.Wherein
Since laser energy output is larger in laser gain material manufacturing process so that heat input increases, and is unfavorable for controlling stomata and crackle
Defect, and it is oxidizable；And electron beam increasing material manufacturing process needs vacuum chamber, to the more demanding of equipment, economy is poor.And it waits
Ion arc silk filling increasing material manufacturing has the characteristics that heat input is little, equipment requirement is not high, for ensureing titanium alloy structure quality
It is of great significance with economy is improved.
Invention content
For above-mentioned technical problem, in order to solve heat input present in titanium alloy structure increasing material manufacturing compared with
The problems such as easily raw crackles of big ﹑ and stomata, the present invention provides a kind of method that plasma arc fills silk increasing material manufacturing titanium alloy structure.
The purpose of the present invention is achieved through the following technical solutions：
A kind of method of plasma arc silk filling increasing material manufacturing titanium alloy structure of the present invention, includes the following steps：
A, titanium alloy substrate is selected, surface is removed oxidation film process；
B, the gage of wire needed for selecting is ranging from：The mm of 1.0 mm~1.6；
C, the relative position between plasma arc Pen Zui ﹑ titanium alloy substrates and welding wire, the plasma arc nozzle are determined
With titanium alloy-based plate spacing a ranges：The mm of 2 mm~4, the plasma arc nozzle and distance between weldingwires b ranges：0.5 mm~2
Mm, the titanium alloy substrate and distance between weldingwires c ranges：The mm of 1.5 mm~3；
D, forming parameter is determined according to required gage of wire：Tungsten electrode neck-in range：The mm of 4 mm~5；Plasma arc electricity
Flow range：The A of 140 A~180；Wire feed rate compares range with plasma arc movement speed：1.0~2.0；Individual layer lifting capacity and weldering
Silk diameter compares range：0.6~1.5.
Beneficial effects of the present invention are：
1. heat input of the present invention is smaller, forming process is easily controllable, is conducive to that crackle and gas hole defect is inhibited to generate, carries
Titanium master alloy structure formation quality.
2. present invention process equipment is simple, the economy of forming process is improved, is advantageously implemented the increasing of titanium alloy structure
Material manufacture forming.
Description of the drawings
Fig. 1 is the structure diagram of the present invention.
In figure：1. titanium alloy substrate, 2. welding wires, 3. plasma arc nozzles, between a. ion arcs nozzle and titanium alloy substrate
Away from, b. plasma arcs nozzle and distance between weldingwires, c. titanium alloy substrates and distance between weldingwires.
Specific embodiment
The present invention will be described in detail with reference to the accompanying drawings and examples.
Embodiment 1：As shown in Figure 1, for selection TC4 titanium alloy substrates 1,2 diameter of welding wire, 1.2 mm, plasma arc are selected
Nozzle and titanium alloy-based plate spacing a are 2.5 mm, and plasma arc nozzle and distance between weldingwires b are 1.0 mm, titanium alloy substrate and weldering
Silk spacing c is 1.5mm；4 mm of tungsten electrode neck-in；140 A of arc-plasma current；Wire feed rate and plasma arc movement speed ratio
1.5,300 mm/min of wire feed rate；Individual layer lifting capacity is 1.0 with gage of wire ratio.1 surface of removal titanium alloy substrate before forming
Oxidation film.By the Proper Match of each parameter, forming process is stablized, and defect is inhibited, the titanium alloy structure morphoplasm of forming
Amount is good.
Embodiment 2：This example is as different from Example 1：For this example selection TC4 titanium alloy substrates 1, select welding wire 2 straight
1.6 mm of diameter, plasma arc nozzle and titanium alloy-based plate spacing a are 3.5 mm, and plasma arc nozzle and distance between weldingwires b are 1.5
Mm, titanium alloy substrate and distance between weldingwires c are 2 mm；5 mm of tungsten electrode neck-in；180 A of arc-plasma current；Wire feed rate with etc.
Ion arc movement speed is than 1.0,350 mm/min of wire feed rate；Individual layer lifting capacity is 1.2 with gage of wire ratio.
Embodiment 3：This example is as different from Example 1：1.0 mm of this example selection welding wire 2 diameter, plasma arc nozzle and
Titanium alloy-based plate spacing a is 2 mm, and plasma arc nozzle and distance between weldingwires b are 0.5 mm, and titanium alloy substrate and distance between weldingwires c are
2.5mm；Tungsten electrode neck-in 4.5mm；140 A of arc-plasma current；Wire feed rate and plasma arc movement speed are than 2.0, wire feed
350 mm/min of speed；Individual layer lifting capacity is 0.6 with gage of wire ratio.
Embodiment 4：This example is as different from Example 1：1.5 mm of this example selection welding wire 2 diameter, plasma arc nozzle and
Titanium alloy-based plate spacing a is 4 mm, and plasma arc nozzle and distance between weldingwires b are 2 mm, and titanium alloy substrate and distance between weldingwires c are 3
mm；5 mm of tungsten electrode neck-in；180 A of arc-plasma current；Wire feed rate and plasma arc movement speed are than 1.0, wire feed rate
350 mm/min；Individual layer lifting capacity is 1.2 with gage of wire ratio.
Example described above is merely preferred embodiments of the present invention, but protection scope of the present invention is not limited to
This, any one skilled in the art in the technical scope disclosed by the present invention, according to the technique and scheme of the present invention
And its inventive concept is subject to equivalent substitution or change, should be covered by the protection scope of the present invention.
Claims (1)
- A kind of method of increasing material manufacturing titanium alloy structure 1. plasma arc fills silk, it is characterised in that：Include the following steps：A, titanium alloy substrate is selected, surface is removed oxidation film process；B, the gage of wire needed for selecting is ranging from：The mm of 1.2 mm~1.6；C, the relative position between plasma arc Pen Zui ﹑ titanium alloy substrates and welding wire, the plasma arc nozzle and titanium are determined Alloy substrate spacing a ranges：2 mm~2.5mm, the plasma arc nozzle and distance between weldingwires b ranges：The mm of 0.5 mm~2, The titanium alloy substrate and distance between weldingwires c ranges：The mm of 1.5 mm~3；D, forming parameter is determined according to required gage of wire：Tungsten electrode neck-in range：The mm of 4 mm~5；Arc-plasma current model It encloses：The A of 140 A~180；Wire feed rate compares range with plasma arc movement speed：1.0~2.0；Individual layer lifting capacity and welding wire are straight Diameter compares range：0.6~1.2.
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| CN201610458932.XA CN105904070B (en) | 2016-06-22 | 2016-06-22 | A kind of method of plasma arc silk filling increasing material manufacturing titanium alloy structure |
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|---|---|---|---|
| CN201610458932.XA CN105904070B (en) | 2016-06-22 | 2016-06-22 | A kind of method of plasma arc silk filling increasing material manufacturing titanium alloy structure |
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| CN105904070A CN105904070A (en) | 2016-08-31 |
| CN105904070B true CN105904070B (en) | 2018-07-10 |
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| CN114012225B (en) * | 2022-01-07 | 2022-04-15 | 北京煜鼎增材制造研究院有限公司 | Submarine all-titanium pressure-resistant shell and additive manufacturing equipment and method thereof |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN204486994U (en) * | 2015-03-25 | 2015-07-22 | 苏州本森机器人技术有限公司 | A kind of automatic all positon pipeline thermal fibril welding set based on Arc Plasma Heating welding wire |
| CN105598562A (en) * | 2014-11-20 | 2016-05-25 | 中国人民解放军装甲兵工程学院 | A protection device and method for titanium and titanium alloy additive manufacturing based on a welding process |
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| US6489584B1 (en) * | 2001-05-08 | 2002-12-03 | General Electric Company | Room-temperature surface weld repair of nickel-base superalloys having a nil-ductility range |
| GB201320888D0 (en) * | 2013-11-27 | 2014-01-08 | Linde Aktiengesellshcaft | Additive manufacturing of titanium article |
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Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105598562A (en) * | 2014-11-20 | 2016-05-25 | 中国人民解放军装甲兵工程学院 | A protection device and method for titanium and titanium alloy additive manufacturing based on a welding process |
| CN204486994U (en) * | 2015-03-25 | 2015-07-22 | 苏州本森机器人技术有限公司 | A kind of automatic all positon pipeline thermal fibril welding set based on Arc Plasma Heating welding wire |
Non-Patent Citations (2)
| Title |
|---|
| 基于等离子弧焊的Ti-6Al-4V快速成形工艺参数研究;乌日开西·艾依提;《稀有金属材料与工程》;20120131;第41卷(第1期);第134-138页 * |
| 等离子束在金属零件3D打印中的研究现状和发展趋势;王淑峰;《材料导报A：综述篇》;20150115;第29卷(第1期);第111-115页 * |
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Effective date of registration: 20221031 Address after: 110117 No. 10-2, Hunnan Second Road, Hunnan District, Shenyang City, Liaoning Province (2003) Patentee after: Shenyang Juncheng Material Technology Co.,Ltd. Address before: No. 10-2, Hunnan Second Road, Hunnan New District, Shenyang, Liaoning 110168 Patentee before: SHENYANG BOSHUAI MATERIAL TECHNOLOGY Co.,Ltd. |
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