JP2012061499A - Ni基超合金に対する鉄鋼材料の溶接方法及び溶接継手 - Google Patents
Ni基超合金に対する鉄鋼材料の溶接方法及び溶接継手 Download PDFInfo
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- JP2012061499A JP2012061499A JP2010207978A JP2010207978A JP2012061499A JP 2012061499 A JP2012061499 A JP 2012061499A JP 2010207978 A JP2010207978 A JP 2010207978A JP 2010207978 A JP2010207978 A JP 2010207978A JP 2012061499 A JP2012061499 A JP 2012061499A
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- welding
- steel material
- base superalloy
- welded joint
- rotor shaft
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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
- B23K15/00—Electron-beam welding or cutting
- B23K15/04—Electron-beam welding or cutting for welding annular seams
-
- 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
- B23K15/002—Devices involving relative movement between electronbeam and workpiece
-
- 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
- B23K26/00—Working by laser beam, e.g. welding, cutting or boring
- B23K26/02—Positioning or observing the workpiece, e.g. with respect to the point of impact; Aligning, aiming or focusing the laser beam
- B23K26/06—Shaping the laser beam, e.g. by masks or multi-focusing
- B23K26/073—Shaping the laser spot
-
- 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
- B23K26/00—Working by laser beam, e.g. welding, cutting or boring
- B23K26/08—Devices involving relative movement between laser beam and workpiece
- B23K26/082—Scanning systems, i.e. devices involving movement of the laser beam relative to the laser head
-
- 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
- B23K26/00—Working by laser beam, e.g. welding, cutting or boring
- B23K26/08—Devices involving relative movement between laser beam and workpiece
- B23K26/0823—Devices involving rotation of the workpiece
-
- 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
- B23K26/00—Working by laser beam, e.g. welding, cutting or boring
- B23K26/20—Bonding
- B23K26/32—Bonding taking account of the properties of the material involved
-
- 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
- B23K26/00—Working by laser beam, e.g. welding, cutting or boring
- B23K26/20—Bonding
- B23K26/32—Bonding taking account of the properties of the material involved
- B23K26/323—Bonding taking account of the properties of the material involved involving parts made of dissimilar metallic material
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01D—NON-POSITIVE DISPLACEMENT MACHINES OR ENGINES, e.g. STEAM TURBINES
- F01D5/00—Blades; Blade-carrying members; Heating, heat-insulating, cooling or antivibration means on the blades or the members
- F01D5/02—Blade-carrying members, e.g. rotors
- F01D5/025—Fixing blade carrying members on shafts
-
- 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
- B23K2101/00—Articles made by soldering, welding or cutting
- B23K2101/001—Turbines
-
- 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
- B23K2103/02—Iron or ferrous alloys
- B23K2103/04—Steel or steel alloys
-
- 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
- B23K2103/18—Dissimilar materials
-
- 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
- B23K2103/18—Dissimilar materials
- B23K2103/26—Alloys of Nickel and Cobalt and Chromium
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
- F05D—INDEXING SCHEME FOR ASPECTS RELATING TO NON-POSITIVE-DISPLACEMENT MACHINES OR ENGINES, GAS-TURBINES OR JET-PROPULSION PLANTS
- F05D2220/00—Application
- F05D2220/40—Application in turbochargers
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
- F05D—INDEXING SCHEME FOR ASPECTS RELATING TO NON-POSITIVE-DISPLACEMENT MACHINES OR ENGINES, GAS-TURBINES OR JET-PROPULSION PLANTS
- F05D2230/00—Manufacture
- F05D2230/20—Manufacture essentially without removing material
- F05D2230/23—Manufacture essentially without removing material by permanently joining parts together
- F05D2230/232—Manufacture essentially without removing material by permanently joining parts together by welding
- F05D2230/233—Electron beam welding
Abstract
【解決手段】Ni基超合金であるタービン翼車4と、鉄鋼材料であるロータ軸2とを各々の境界部で溶接により互いに溶け合わせて接合するに際して、タービン翼車4のNi基超合金及びロータ軸2の鉄鋼材料を溶け合わせた溶接金属6と、タービン翼車4との境界部分に対して、電子ビームEBを周期的に偏向させつつ照射する。
【選択図】図4
Description
この溶接は、溶接金属を別に用いる溶接ではなく、翼車であるインコネル713Cと心棒である低合金鋼とを互いに溶け合わせる溶接である。
近年、環境に配慮して、排気ガスの高温化が図られるのに対応して、翼車により融点の高い(耐熱性に優れた)IN100のようなNi基超合金が採用されるようになった(例えば、特許文献1参照)。
図1は本発明に係る溶接継手の一実施例を示しており、この実施例では、本発明に係る溶接継手をターボチャージャの溶接部分に適用した場合を例に挙げて説明する。
4 タービン翼車(Ni基超合金)
5 溶接継手
6 溶接金属
EB 電子ビーム(溶接ビーム)
LB レーザビーム(溶接ビーム)
Claims (3)
- Ni基超合金と、このNi基超合金とは異なる異種金属である鉄鋼材料とを各々の境界部で溶接により互いに溶け合わせて接合するに際して、
前記Ni基超合金及び前記鉄鋼材料を溶け合わせた溶接金属と、前記Ni基超合金との境界部分に対して、溶接ビームを周期的に偏向させつつ照射する
ことを特徴とするNi基超合金に対する鉄鋼材料の溶接方法。 - 前記Ni基超合金と、前記鉄鋼材料とを各々の境界部で電子ビーム溶接又はレーザ溶接により互いに溶け合わせて接合する請求項1に記載のNi基超合金に対する鉄鋼材料の溶接方法。
- 請求項1又は2に記載のNi基超合金に対する鉄鋼材料の溶接方法により形成された溶接継手。
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Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN105723068A (zh) * | 2013-12-16 | 2016-06-29 | 三菱重工业株式会社 | 喷嘴叶片与杆体的接合结构、接合方法以及可变容量式涡轮增压器 |
CN110883416A (zh) * | 2019-12-18 | 2020-03-17 | 西安西工大超晶科技发展有限责任公司 | 一种铸造高温合金与马氏体不锈钢电子束焊接方法 |
Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH07286528A (ja) * | 1994-04-19 | 1995-10-31 | N D K Kako Center Kk | タービンロータ軸の電子ビーム接合方法 |
-
2010
- 2010-09-16 JP JP2010207978A patent/JP2012061499A/ja active Pending
Patent Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH07286528A (ja) * | 1994-04-19 | 1995-10-31 | N D K Kako Center Kk | タービンロータ軸の電子ビーム接合方法 |
Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN105723068A (zh) * | 2013-12-16 | 2016-06-29 | 三菱重工业株式会社 | 喷嘴叶片与杆体的接合结构、接合方法以及可变容量式涡轮增压器 |
EP3085920A4 (en) * | 2013-12-16 | 2017-01-04 | Mitsubishi Heavy Industries, Ltd. | Structure and method for bonding nozzle vane and lever, and variable-capacity turbocharger |
US10480399B2 (en) | 2013-12-16 | 2019-11-19 | Mitsubishi Heavy Industries Engine & Turbocharger, Ltd. | Structure and method for joining nozzle vane and lever, and variable geometry turbocharger |
CN110883416A (zh) * | 2019-12-18 | 2020-03-17 | 西安西工大超晶科技发展有限责任公司 | 一种铸造高温合金与马氏体不锈钢电子束焊接方法 |
CN110883416B (zh) * | 2019-12-18 | 2021-09-28 | 西安西工大超晶科技发展有限责任公司 | 一种铸造高温合金与马氏体不锈钢电子束焊接方法 |
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