JP6923099B1 - 異種金属接合体およびその製造方法 - Google Patents
異種金属接合体およびその製造方法 Download PDFInfo
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- 229910052751 metal Inorganic materials 0.000 title claims abstract description 226
- 239000002184 metal Substances 0.000 title claims abstract description 226
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 27
- 239000010949 copper Substances 0.000 claims abstract description 68
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims abstract description 64
- 229910052802 copper Inorganic materials 0.000 claims abstract description 64
- 229910052782 aluminium Inorganic materials 0.000 claims abstract description 36
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims abstract description 36
- 238000003466 welding Methods 0.000 claims abstract description 28
- 238000007747 plating Methods 0.000 claims description 19
- 229920005989 resin Polymers 0.000 claims description 11
- 239000011347 resin Substances 0.000 claims description 11
- 238000011282 treatment Methods 0.000 claims description 8
- 230000015572 biosynthetic process Effects 0.000 claims description 4
- NWONKYPBYAMBJT-UHFFFAOYSA-L zinc sulfate Chemical compound [Zn+2].[O-]S([O-])(=O)=O NWONKYPBYAMBJT-UHFFFAOYSA-L 0.000 claims description 4
- 238000005304 joining Methods 0.000 claims description 3
- 230000007797 corrosion Effects 0.000 abstract description 8
- 238000005260 corrosion Methods 0.000 abstract description 8
- 238000010586 diagram Methods 0.000 abstract description 7
- 239000010408 film Substances 0.000 description 139
- 239000000463 material Substances 0.000 description 33
- 238000000034 method Methods 0.000 description 24
- 239000004020 conductor Substances 0.000 description 21
- 238000000137 annealing Methods 0.000 description 12
- 238000000465 moulding Methods 0.000 description 9
- 238000009413 insulation Methods 0.000 description 7
- 238000004804 winding Methods 0.000 description 7
- 238000004070 electrodeposition Methods 0.000 description 5
- 150000002739 metals Chemical class 0.000 description 5
- 229910000838 Al alloy Inorganic materials 0.000 description 4
- 239000007769 metal material Substances 0.000 description 4
- 229910000510 noble metal Inorganic materials 0.000 description 4
- 230000002093 peripheral effect Effects 0.000 description 4
- 239000002861 polymer material Substances 0.000 description 4
- 229910000881 Cu alloy Inorganic materials 0.000 description 3
- HCHKCACWOHOZIP-UHFFFAOYSA-N Zinc Chemical group [Zn] HCHKCACWOHOZIP-UHFFFAOYSA-N 0.000 description 3
- 238000009713 electroplating Methods 0.000 description 3
- 239000010409 thin film Substances 0.000 description 3
- 229910052725 zinc Inorganic materials 0.000 description 3
- 239000011701 zinc Substances 0.000 description 3
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 description 2
- 229910045601 alloy Inorganic materials 0.000 description 2
- 239000000956 alloy Substances 0.000 description 2
- 239000011248 coating agent Substances 0.000 description 2
- 238000000576 coating method Methods 0.000 description 2
- 150000001875 compounds Chemical class 0.000 description 2
- 238000005520 cutting process Methods 0.000 description 2
- 230000005489 elastic deformation Effects 0.000 description 2
- 238000001746 injection moulding Methods 0.000 description 2
- 229920000642 polymer Polymers 0.000 description 2
- 238000004080 punching Methods 0.000 description 2
- 238000000427 thin-film deposition Methods 0.000 description 2
- 229910001316 Ag alloy Inorganic materials 0.000 description 1
- 229910001369 Brass Inorganic materials 0.000 description 1
- 229910000570 Cupronickel Inorganic materials 0.000 description 1
- CWYNVVGOOAEACU-UHFFFAOYSA-N Fe2+ Chemical compound [Fe+2] CWYNVVGOOAEACU-UHFFFAOYSA-N 0.000 description 1
- BQCADISMDOOEFD-UHFFFAOYSA-N Silver Chemical compound [Ag] BQCADISMDOOEFD-UHFFFAOYSA-N 0.000 description 1
- 230000002159 abnormal effect Effects 0.000 description 1
- 239000000853 adhesive Substances 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- -1 aluminum and copper Chemical class 0.000 description 1
- 239000010953 base metal Substances 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 239000010951 brass Substances 0.000 description 1
- 238000005219 brazing Methods 0.000 description 1
- 239000000470 constituent Substances 0.000 description 1
- YOCUPQPZWBBYIX-UHFFFAOYSA-N copper nickel Chemical compound [Ni].[Cu] YOCUPQPZWBBYIX-UHFFFAOYSA-N 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005246 galvanizing Methods 0.000 description 1
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 description 1
- 229910052737 gold Inorganic materials 0.000 description 1
- 239000010931 gold Substances 0.000 description 1
- 230000012447 hatching Effects 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 239000011261 inert gas Substances 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 229910052759 nickel Inorganic materials 0.000 description 1
- 239000002952 polymeric resin Substances 0.000 description 1
- 238000003672 processing method Methods 0.000 description 1
- 238000001953 recrystallisation Methods 0.000 description 1
- 238000004904 shortening Methods 0.000 description 1
- 229910052709 silver Inorganic materials 0.000 description 1
- 239000004332 silver Substances 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 238000005507 spraying Methods 0.000 description 1
- 238000005482 strain hardening Methods 0.000 description 1
- 239000000758 substrate Substances 0.000 description 1
- 229920003002 synthetic resin Polymers 0.000 description 1
- 238000007740 vapor deposition Methods 0.000 description 1
- 239000013585 weight reducing agent Substances 0.000 description 1
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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
- B23K11/00—Resistance welding; Severing by resistance heating
- B23K11/02—Pressure butt 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
- B23K20/00—Non-electric welding by applying impact or other pressure, with or without the application of heat, e.g. cladding or plating
- B23K20/02—Non-electric welding by applying impact or other pressure, with or without the application of heat, e.g. cladding or plating by means of a press ; Diffusion bonding
- B23K20/021—Isostatic pressure welding
-
- C—CHEMISTRY; METALLURGY
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- C23F—NON-MECHANICAL REMOVAL OF METALLIC MATERIAL FROM SURFACE; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL; MULTI-STEP PROCESSES FOR SURFACE TREATMENT OF METALLIC MATERIAL INVOLVING AT LEAST ONE PROCESS PROVIDED FOR IN CLASS C23 AND AT LEAST ONE PROCESS COVERED BY SUBCLASS C21D OR C22F OR CLASS C25
- C23F15/00—Other methods of preventing corrosion or incrustation
-
- C—CHEMISTRY; METALLURGY
- C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
- C25D—PROCESSES FOR THE ELECTROLYTIC OR ELECTROPHORETIC PRODUCTION OF COATINGS; ELECTROFORMING; APPARATUS THEREFOR
- C25D13/00—Electrophoretic coating characterised by the process
- C25D13/12—Electrophoretic coating characterised by the process characterised by the article coated
- C25D13/16—Wires; Strips; Foils
-
- C—CHEMISTRY; METALLURGY
- C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
- C25D—PROCESSES FOR THE ELECTROLYTIC OR ELECTROPHORETIC PRODUCTION OF COATINGS; ELECTROFORMING; APPARATUS THEREFOR
- C25D3/00—Electroplating: Baths therefor
- C25D3/02—Electroplating: Baths therefor from solutions
- C25D3/38—Electroplating: Baths therefor from solutions of copper
-
- C—CHEMISTRY; METALLURGY
- C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
- C25D—PROCESSES FOR THE ELECTROLYTIC OR ELECTROPHORETIC PRODUCTION OF COATINGS; ELECTROFORMING; APPARATUS THEREFOR
- C25D5/00—Electroplating characterised by the process; Pretreatment or after-treatment of workpieces
- C25D5/34—Pretreatment of metallic surfaces to be electroplated
-
- C—CHEMISTRY; METALLURGY
- C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
- C25D—PROCESSES FOR THE ELECTROLYTIC OR ELECTROPHORETIC PRODUCTION OF COATINGS; ELECTROFORMING; APPARATUS THEREFOR
- C25D7/00—Electroplating characterised by the article coated
- C25D7/06—Wires; Strips; Foils
- C25D7/0607—Wires
-
- C—CHEMISTRY; METALLURGY
- C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
- C25D—PROCESSES FOR THE ELECTROLYTIC OR ELECTROPHORETIC PRODUCTION OF COATINGS; ELECTROFORMING; APPARATUS THEREFOR
- C25D9/00—Electrolytic coating other than with metals
- C25D9/02—Electrolytic coating other than with metals with organic materials
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F27/00—Details of transformers or inductances, in general
- H01F27/28—Coils; Windings; Conductive connections
- H01F27/2847—Sheets; Strips
- H01F27/2852—Construction of conductive connections, of leads
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F41/00—Apparatus or processes specially adapted for manufacturing or assembling magnets, inductances or transformers; Apparatus or processes specially adapted for manufacturing materials characterised by their magnetic properties
- H01F41/02—Apparatus or processes specially adapted for manufacturing or assembling magnets, inductances or transformers; Apparatus or processes specially adapted for manufacturing materials characterised by their magnetic properties for manufacturing cores, coils, or magnets
- H01F41/04—Apparatus or processes specially adapted for manufacturing or assembling magnets, inductances or transformers; Apparatus or processes specially adapted for manufacturing materials characterised by their magnetic properties for manufacturing cores, coils, or magnets for manufacturing coils
- H01F41/10—Connecting leads to windings
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K15/00—Methods or apparatus specially adapted for manufacturing, assembling, maintaining or repairing of dynamo-electric machines
- H02K15/0056—Manufacturing winding connections
- H02K15/0068—Connecting winding sections; Forming leads; Connecting leads to terminals
- H02K15/0081—Connecting winding sections; Forming leads; Connecting leads to terminals for form-wound windings
-
- 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
- B23K2101/36—Electric or electronic devices
-
- 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
- B23K2103/10—Aluminium or alloys thereof
-
- 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
- B23K2103/12—Copper or alloys thereof
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K3/00—Details of windings
- H02K3/02—Windings characterised by the conductor material
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Power Engineering (AREA)
- Electrochemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Mechanical Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Windings For Motors And Generators (AREA)
- Chemically Coating (AREA)
- Electroplating Methods And Accessories (AREA)
- Preventing Corrosion Or Incrustation Of Metals (AREA)
- Connections Effected By Soldering, Adhesion, Or Permanent Deformation (AREA)
Abstract
Description
図1は、本実施形態の異種金属接合体10の概要を示す図であり、同図(A)が外観平面図であり、同図(B)が同図(A)のA−A線断面図である。また同図(C)、同図(D)は、異種金属接合体10の他の例を示す、同図(A)のA−A線断面に相当する断面図である。なお、本図及び以降の各図において、一部の構成を適宜省略して、図面を簡略化する。そして、本図及び以降の各図において、部材の大きさ、形状、厚み等を適宜誇張して表現する。
図1(E)を参照して、異種金属接合体10の製造方法について説明する。同図(E)は、本実施形態の異種金属接合体10の製造方法の一例を示すフロー図である。異種金属接合体10の製造方法は、アルミニウムを主成分とする金属からなる第一部材11と、銅を主成分とする金属からなる第二部材12とを端面同士の圧接により接合するステップ(ステップS01)と、第一部材11の略全体と少なくとも第二部材12の一部を、銅を主成分とする金属膜15で連続的に被覆するステップ(ステップS03)とを有する。金属膜15は、例えば、メッキ処理により形成する。金属膜15をメッキ処理により形成する場合、例えば、電気メッキ法を用いることができる。
以下、本実施形態の異種金属接合体10として、端子付きコイルの場合を例にさらに具体的に説明する。異種金属接合体(端子付きコイル)10は、第一部材11であるコイルと第二部材12である端子を接合した構造体であり、コイル11はモータのステータに取り付けられ、端子12はコイル11の螺旋構造の両端部(引き出し部)に接続するものである。
図5を参照して、本実施形態の端子付きコイル10の製造方法について説明する。図5(A)は、端子付きコイル10の製造方法の一例を示すフロー図である。同図(B)〜同図(D)は、端子付きコイル10の製造方法の一部を示す平面図である。
図6を参照して、異種金属接合体10の他の実施形態について説明する。同図(A)は異種金属接合体10の他の例を示す、図1(A)のA−A線断面に相当する断面図であり、図6(B)は異種金属接合体10の製造方法の一例を示すフロー図である。
10A 接合体基材
11 第一部材、コイル
11E コイル端部
11EE 終端部
11ES 始端部
12 第二部材、端子
12AD 固定領域
12AS 端面
12BS 端面
12X 係合部
12C 端子片
13 コイル片接合部
15 金属膜
16 接合部(異種接合部)
17 絶縁膜
50 螺旋構造体
Claims (9)
- アルミニウムを主成分とする金属からなる第一部材と、
銅を主成分とする金属からなる第二部材と、
前記第一部材と前記第二部材の端面同士を圧接してなる接合部と、
前記第一部材の外表面全体の実質的に100%を占める領域と少なくとも前記第二部材の一部とを連続的に被覆する金属膜とを有し、
前記金属膜は、銅を主成分とする金属からなる膜である、
ことを特徴とする異種金属接合体。 - 前記金属膜の厚みは、3μm以下である、
ことを特徴とする請求項1に記載の異種金属接合体。 - 前記第一部材と前記第二部材の一方は導電部品であり、他方は該導電部品の端子、配線または電極である、
ことを特徴とする請求項1または請求項2に記載の異種金属接合体。 - 前記第一部材と前記第二部材はそれぞれ、コイル、端子、バスバーのうちのいずれかである、
ことを特徴とする請求項1から請求項3のいずれかに記載の異種金属接合体。 - 前記金属膜の上に樹脂膜を設ける、
ことを特徴とする請求項1から請求項4のいずれかに記載の異種金属接合体。 - アルミニウムを主成分とする金属からなる第一部材と、銅を主成分とする金属からなる第二部材とを端面同士の圧接により接合するステップと、
前記第一部材の外表面全体の実質的に100%を占める領域と少なくとも前記第二部材の一部を、銅を主成分とする金属膜で連続的に被覆するステップとを有する、
ことを特徴とする異種金属接合体の製造方法。 - 前記金属膜はメッキ処理により形成する、
ことを特徴とする請求項6に記載の異種金属接合体の製造方法。 - 前記金属膜の形成前に、ジンケート処理を行う、
ことを特徴とする請求項6または請求項7に記載の異種金属接合体の製造方法。 - 前記金属膜の上に樹脂膜を形成する、
ことを特徴とする請求項6から請求項8のいずれかに記載の異種金属接合体の製造方法。
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JP2021049102A JP6923099B1 (ja) | 2021-03-23 | 2021-03-23 | 異種金属接合体およびその製造方法 |
EP22775017.1A EP4317533A1 (en) | 2021-03-23 | 2022-03-04 | Dissimilar metal joined body and method for manufacturing same |
US18/018,721 US20230219159A1 (en) | 2021-03-23 | 2022-03-04 | Dissimilar metal welded body and method of manufacturing the same |
PCT/JP2022/009393 WO2022202221A1 (ja) | 2021-03-23 | 2022-03-04 | 異種金属接合体およびその製造方法 |
CN202280017782.2A CN116940715A (zh) | 2021-03-23 | 2022-03-04 | 异种金属接合体及其制造方法 |
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JP2019196543A (ja) * | 2018-05-02 | 2019-11-14 | 日立金属株式会社 | 異種金属接合材およびその製造方法 |
CN210052874U (zh) * | 2019-08-22 | 2020-02-11 | 湖南平方科技有限公司 | 一种新型电锌阴、阳极板的防腐铜铝过渡头 |
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JP7373827B2 (ja) | 2019-02-19 | 2023-11-06 | 株式会社アスター | コイル接合体およびコイル接合体の製造方法 |
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US20170222345A1 (en) * | 2014-08-13 | 2017-08-03 | Auto-Kabel Management Gmbh | Electrical connection element, process to manufacture an electrical connection element and use of an electrical connection element |
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WO2017181178A1 (en) * | 2016-04-15 | 2017-10-19 | Ems Engineered Material Solutions, Llc | Clad material for electrical terminal connectors and the method of making the same |
JP2019196543A (ja) * | 2018-05-02 | 2019-11-14 | 日立金属株式会社 | 異種金属接合材およびその製造方法 |
CN210052874U (zh) * | 2019-08-22 | 2020-02-11 | 湖南平方科技有限公司 | 一种新型电锌阴、阳极板的防腐铜铝过渡头 |
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CN116940715A (zh) | 2023-10-24 |
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