CN108857033A - The electron beam single face welding and double face shaping process of class component is led in a kind of 1Cr18Ni9Ti, TA2 space flight - Google Patents

The electron beam single face welding and double face shaping process of class component is led in a kind of 1Cr18Ni9Ti, TA2 space flight Download PDF

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Publication number
CN108857033A
CN108857033A CN201810858655.0A CN201810858655A CN108857033A CN 108857033 A CN108857033 A CN 108857033A CN 201810858655 A CN201810858655 A CN 201810858655A CN 108857033 A CN108857033 A CN 108857033A
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CN
China
Prior art keywords
welding
class component
1cr18ni9ti
electron beam
face
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN201810858655.0A
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Chinese (zh)
Inventor
马纪龙
宋凡
张祎玲
刘泽敏
于康
潘攀
陈晓江
姜叶斌
曹丹
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Shanghai Institute of Space Propulsion
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Shanghai Institute of Space Propulsion
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Filing date
Publication date
Application filed by Shanghai Institute of Space Propulsion filed Critical Shanghai Institute of Space Propulsion
Priority to CN201810858655.0A priority Critical patent/CN108857033A/en
Publication of CN108857033A publication Critical patent/CN108857033A/en
Pending legal-status Critical Current

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Classifications

    • 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
    • B23K15/00—Electron-beam welding or cutting
    • B23K15/0033—Preliminary treatment
    • 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
    • B23K15/00—Electron-beam welding or cutting
    • B23K15/0046—Welding
    • B23K15/0053—Seam welding
    • 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
    • B23K15/00—Electron-beam welding or cutting
    • B23K15/06—Electron-beam welding or cutting within a vacuum chamber

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Endoscopes (AREA)
  • Manufacture Of Electron Tubes, Discharge Lamp Vessels, Lead-In Wires, And The Like (AREA)

Abstract

The invention discloses the electron beam single face welding and double face shaping processes that class component is led in a kind of 1Cr18Ni9Ti, TA2 space flight, include the following steps：S1, component assembly, weld seam end face or axial direction unfitness of butt joint≤0.05mm, gap≤0.05mm are completed；The spot welding positioning of S2, logical class component；Welding condition is：35~45kV of beam voltage, focus line (surface focuses line -25mA), cosine sweep function, scan frequency 150Hz, speed of welding 15~20mm/s S3, sweep amplitude 2.5~3.5 will be completed on the logical class component clamping to welding machine scroll chuck that spot welding positions；S4, weldquality inspection.The present invention has prevented that original process flow for leading to the machining method of reverse side after class component electron beam single-sided welding with lock bottom structure is complicated, the problems such as being also easy to produce burr, stomata, solves the problems, such as that the reverse side of single face welding and double face shaping is also easy to produce splashing.

Description

The electron beam single face welding and double face shaping of class component is led in a kind of 1Cr18Ni9Ti, TA2 space flight Process
Technical field
This explanation is related to a kind of electron beam single face welding and double face shaping technique side of logical class component of 1Cr18Ni9Ti, TA2 space flight Method, especially suitable for leading to the weld seam welding of class component without lock bottom 1Cr18Ni9Ti, TA2 space flight general assembly.
Background technique
1Cr18Ni9Ti, TA2 lead to class component and are prevalent in space flight general assembly system, after which uses electron beam welding Weld seam needs to meet QJ972-86I grades of level weld seam requirements.
It needs to be machined out removal lock bottom after the completion of logical class component welding, needs to reprocess burr and anti-after machining repeatedly Multiple endoscopy, process flow is complicated, and is easy to produce fifth wheel.It is therefore desirable to design a kind of electricity of logical class component of space flight Beamlet single face welding and double face shaping process solves the problems, such as original method.
Summary of the invention
The purpose of the present invention is to provide a kind of 1Cr18Ni9Ti, TA2 space flight that can be solved the above problems to lead to class component Electron beam single face welding and double face shaping process.
To achieve the above object, the present invention is realized especially by following scheme：
The electron beam single face welding and double face shaping process of class component is led in a kind of 1Cr18Ni9Ti, TA2 space flight, including as follows Step：
S1, component assembly, weld seam end face or axial direction unfitness of butt joint≤0.05mm, gap≤0.05mm are completed；
The spot welding positioning of S2, logical class component；
Symmetrical 2~4 points of positioning, positioning method do not allow to aoxidize using modes, solder joints such as manual argon arc welding or Laser Weldings, weld Point has core；
S3, it will complete on the logical class component clamping to welding machine scroll chuck that spot welding positions, weld circle bounce≤0.05mm, End face run-out≤0.05mm；
S4, weldquality inspection；
Weld seam needs to meet QJ972-86I grades of level weld seam requirements, and endoscope check weld root welding splashes.
Wherein, welding process technological parameter is as follows in the step S2：
Acceleration voltage：35~45kV；
Vacuum degree：≤7×10-4mbar；
Focus line：If-25mA, wherein If is that surface focuses line；
Cosine sweep function；
Scan frequency：150Hz；
Sweep amplitude：2.5~3.5；
Speed of welding：15~20mm/s；
Electronic beam current：Wall thickness 1.0mm：8~16mA, 1.0~2.0mm of wall thickness：16~32mA.
The welding line structure be without lock bottom butt girth welding seam structure, weld seam two sides welding material be TA2+TA2 or 1Cr18Ni9Ti+1Cr18Ni9Ti
The present invention is used without lock bottom butt girth welding seam structure, and weld seam two sides base material material is consistent, consistency of thickness.With original weldering Process is connect to compare, the invention has the advantages that：
It does not need to be machined the inner hole of logical class component after the completion of welding, avoids and repair burr etc. and reprocess process, Process flow greatly simplifies, and improves processing efficiency.The channel that gas is overflowed from molten bath lower end is increased, stomata generation is reduced Probability.
Detailed description of the invention
Fig. 1 is the structural schematic diagram for leading to class component in the embodiment of the present invention；
In figure：1- joint part；The right angle 2- leads to part；3- cap nut.
Specific embodiment
Below with reference to specific example, the present invention is described in detail.Following instance will be helpful to those skilled in the art The present invention is further understood, but the invention is not limited in any way.It should be pointed out that those skilled in the art For, without departing from the inventive concept of the premise, various modifications and improvements can be made.These belong to guarantor of the invention Protect range.
Present example provides a kind of electron beam single face welding and double face shaping of logical class component of 1Cr18Ni9Ti, TA2 space flight Process includes the following steps：
S1, component assembly, weld seam end face or axial direction unfitness of butt joint≤0.05mm, gap≤0.05mm are completed；
The spot welding positioning of S2, logical class component, symmetrically position at 2~4 points, manual argon arc welding or Laser Welding can be used in positioning method Etc. modes, solder joint do not allow to aoxidize, solder joint has core.
On S3, the logical class component clamping to welding machine scroll chuck for positioning spot welding, weld circle bounce≤0.05mm, end face Bounce≤0.05mm；Welding process technological parameter is as follows：
Acceleration voltage：35~45kV；
Vacuum degree：≤7×10-4mbar；
Focus line：If-25mA, wherein If is that surface focuses line；
Cosine sweep function；
Scan frequency：150Hz；
Sweep amplitude：2.5~3.5；
Speed of welding：15~20mm/s.,
Electronic beam current：1.0mm：8~16mA, 1.0~2.0mm of wall thickness：16~32mA.
S4, weldquality inspection：
Weld seam needs to meet QJ972-86I grades of level weld seam requirements, and endoscope check weld root welding splashes.
Specific example of the invention is described above.It is to be appreciated that the invention is not limited to above-mentioned spies Determine embodiment, those skilled in the art can make various deformations or amendments within the scope of the claims, this has no effect on Substantive content of the invention.

Claims (3)

1. the electron beam single face welding and double face shaping process of class component is led in a kind of 1Cr18Ni9Ti, TA2 space flight, feature exists In including the following steps：
S1, component assembly, weld seam end face or axial direction unfitness of butt joint≤0.05mm, gap≤0.05mm are completed；
The spot welding positioning of S2, logical class component；
Symmetrical 2~4 points of positioning, positioning method use manual argon arc welding or Laser Welding mode, and solder joint does not allow to aoxidize, and solder joint has core The heart；
S3, it will complete on the logical class component clamping to welding machine scroll chuck that spot welding positions, weld circle bounce≤0.05mm, end face Bounce≤0.05mm；
S4, weldquality inspection；
Weld seam needs to meet QJ972-86I grades of level weld seam requirements, and endoscope check weld root welding splashes.
2. the electron beam single face welding and double face shaping work that class component is led in a kind of 1Cr18Ni9Ti, TA2 space flight as described in claim 1 Process, which is characterized in that welding process technological parameter is as follows in the step S2：
Acceleration voltage：35~45kV；
Vacuum degree：≤7×10-4mbar；
Focus line：If-25mA, wherein If is that surface focuses line；
Cosine sweep function；
Scan frequency：150Hz；
Sweep amplitude：2.5~3.5；
Speed of welding：15~20mm/s；
Electronic beam current：Wall thickness 1.0mm：8~16mA, 1.0~2.0mm of wall thickness：16~32mA.
3. the electron beam single face welding and double face shaping work of class component is led in a kind of 1Cr18Ni9Ti, TA2 space flight as described in claim 1 Process, which is characterized in that the welding line structure is without lock bottom butt girth welding seam structure, and weld seam two sides welding material is TA2+ TA2 or 1Cr18Ni9Ti+1Cr18Ni9Ti.
CN201810858655.0A 2018-07-31 2018-07-31 The electron beam single face welding and double face shaping process of class component is led in a kind of 1Cr18Ni9Ti, TA2 space flight Pending CN108857033A (en)

Priority Applications (1)

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CN201810858655.0A CN108857033A (en) 2018-07-31 2018-07-31 The electron beam single face welding and double face shaping process of class component is led in a kind of 1Cr18Ni9Ti, TA2 space flight

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CN201810858655.0A CN108857033A (en) 2018-07-31 2018-07-31 The electron beam single face welding and double face shaping process of class component is led in a kind of 1Cr18Ni9Ti, TA2 space flight

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CN108857033A true CN108857033A (en) 2018-11-23

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112192154A (en) * 2020-09-30 2021-01-08 靖江先锋半导体科技有限公司 Processing technology of gas spraying disc for etching machine
CN112475585A (en) * 2020-11-26 2021-03-12 有研亿金新材料有限公司 Welding method for sputtering copper ring and fixing assembly

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Publication number Priority date Publication date Assignee Title
JPH0681142A (en) * 1992-08-31 1994-03-22 Mitsubishi Kasei Corp Sputtering target and its production
CN102990217A (en) * 2012-12-03 2013-03-27 哈尔滨汽轮机厂有限责任公司 Electron beam welding method of gas turbine casing with horizontal flange structure
CN104858542A (en) * 2015-06-05 2015-08-26 北京星航机电装备有限公司 Vacuum electron beam welding method for thin-wall titanium alloy box structure with multiple cabin sections
CN104972214A (en) * 2015-07-22 2015-10-14 哈尔滨汽轮机厂有限责任公司 Electron beam welding method for bearing block of gas turbine
CN105290575A (en) * 2015-08-05 2016-02-03 上海空间推进研究所 Electron beam welding method of titanium alloy material and CVDNb
CN108161204A (en) * 2017-12-04 2018-06-15 北京星航机电装备有限公司 A kind of 3D printing high temperature alloy pipeline structure electrical beam welding method

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Publication number Priority date Publication date Assignee Title
JPH0681142A (en) * 1992-08-31 1994-03-22 Mitsubishi Kasei Corp Sputtering target and its production
CN102990217A (en) * 2012-12-03 2013-03-27 哈尔滨汽轮机厂有限责任公司 Electron beam welding method of gas turbine casing with horizontal flange structure
CN104858542A (en) * 2015-06-05 2015-08-26 北京星航机电装备有限公司 Vacuum electron beam welding method for thin-wall titanium alloy box structure with multiple cabin sections
CN104972214A (en) * 2015-07-22 2015-10-14 哈尔滨汽轮机厂有限责任公司 Electron beam welding method for bearing block of gas turbine
CN105290575A (en) * 2015-08-05 2016-02-03 上海空间推进研究所 Electron beam welding method of titanium alloy material and CVDNb
CN108161204A (en) * 2017-12-04 2018-06-15 北京星航机电装备有限公司 A kind of 3D printing high temperature alloy pipeline structure electrical beam welding method

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112192154A (en) * 2020-09-30 2021-01-08 靖江先锋半导体科技有限公司 Processing technology of gas spraying disc for etching machine
CN112475585A (en) * 2020-11-26 2021-03-12 有研亿金新材料有限公司 Welding method for sputtering copper ring and fixing assembly

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Application publication date: 20181123