JP7489773B2 - 軟磁性鋼板の製造方法 - Google Patents

軟磁性鋼板の製造方法 Download PDF

Info

Publication number
JP7489773B2
JP7489773B2 JP2019234302A JP2019234302A JP7489773B2 JP 7489773 B2 JP7489773 B2 JP 7489773B2 JP 2019234302 A JP2019234302 A JP 2019234302A JP 2019234302 A JP2019234302 A JP 2019234302A JP 7489773 B2 JP7489773 B2 JP 7489773B2
Authority
JP
Japan
Prior art keywords
phase
soft magnetic
steel sheet
magnetic steel
concentration
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.)
Active
Application number
JP2019234302A
Other languages
English (en)
Japanese (ja)
Other versions
JP2021102799A (ja
JP2021102799A5 (enExample
Inventor
又洋 小室
尚平 寺田
裕介 浅利
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Hitachi Ltd
Original Assignee
Hitachi Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Hitachi Ltd filed Critical Hitachi Ltd
Priority to JP2019234302A priority Critical patent/JP7489773B2/ja
Priority to CN202080088576.1A priority patent/CN114829648A/zh
Priority to PCT/JP2020/032669 priority patent/WO2021131162A1/ja
Priority to EP20908103.3A priority patent/EP4083239A4/en
Priority to US17/779,158 priority patent/US12431269B2/en
Publication of JP2021102799A publication Critical patent/JP2021102799A/ja
Publication of JP2021102799A5 publication Critical patent/JP2021102799A5/ja
Application granted granted Critical
Publication of JP7489773B2 publication Critical patent/JP7489773B2/ja
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Images

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F1/00—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties
    • H01F1/01—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials
    • H01F1/03—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity
    • H01F1/12—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity of soft-magnetic materials
    • H01F1/14—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity of soft-magnetic materials metals or alloys
    • H01F1/16—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity of soft-magnetic materials metals or alloys in the form of sheets
    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
    • C21D9/00—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor
    • C21D9/46—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor for sheet metals
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B15/00—Layered products comprising a layer of metal
    • B32B15/01—Layered products comprising a layer of metal all layers being exclusively metallic
    • B32B15/011—Layered products comprising a layer of metal all layers being exclusively metallic all layers being formed of iron alloys or steels
    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
    • C21D1/00—General methods or devices for heat treatment, e.g. annealing, hardening, quenching or tempering
    • C21D1/04—General methods or devices for heat treatment, e.g. annealing, hardening, quenching or tempering with simultaneous application of supersonic waves, magnetic or electric fields
    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
    • C21D1/00—General methods or devices for heat treatment, e.g. annealing, hardening, quenching or tempering
    • C21D1/26—Methods of annealing
    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
    • C21D1/00—General methods or devices for heat treatment, e.g. annealing, hardening, quenching or tempering
    • C21D1/74—Methods of treatment in inert gas, controlled atmosphere, vacuum or pulverulent material
    • C21D1/76—Adjusting the composition of the atmosphere
    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
    • C21D6/00—Heat treatment of ferrous alloys
    • C21D6/04—Hardening by cooling below 0 degrees Celsius
    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
    • C21D8/00—Modifying the physical properties by deformation combined with, or followed by, heat treatment
    • C21D8/12—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of articles with special electromagnetic properties
    • C21D8/1244—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of articles with special electromagnetic properties the heat treatment(s) being of interest
    • C21D8/1255—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of articles with special electromagnetic properties the heat treatment(s) being of interest with diffusion of elements, e.g. decarburising, nitriding
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C38/00—Ferrous alloys, e.g. steel alloys
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C38/00—Ferrous alloys, e.g. steel alloys
    • C22C38/001—Ferrous alloys, e.g. steel alloys containing N
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C38/00—Ferrous alloys, e.g. steel alloys
    • C22C38/02—Ferrous alloys, e.g. steel alloys containing silicon
    • 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
    • C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
    • C23C8/00—Solid state diffusion of only non-metal elements into metallic material surfaces; Chemical surface treatment of metallic material by reaction of the surface with a reactive gas, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals
    • C23C8/06—Solid state diffusion of only non-metal elements into metallic material surfaces; Chemical surface treatment of metallic material by reaction of the surface with a reactive gas, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals using gases
    • C23C8/08—Solid state diffusion of only non-metal elements into metallic material surfaces; Chemical surface treatment of metallic material by reaction of the surface with a reactive gas, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals using gases only one element being applied
    • C23C8/24—Nitriding
    • C23C8/26—Nitriding of ferrous surfaces
    • 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
    • C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
    • C23C8/00—Solid state diffusion of only non-metal elements into metallic material surfaces; Chemical surface treatment of metallic material by reaction of the surface with a reactive gas, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals
    • C23C8/80—After-treatment
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F1/00—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties
    • H01F1/01—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials
    • H01F1/03—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity
    • H01F1/12—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity of soft-magnetic materials
    • H01F1/14—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity of soft-magnetic materials metals or alloys
    • H01F1/147—Alloys characterised by their composition
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02K—DYNAMO-ELECTRIC MACHINES
    • H02K1/00—Details of the magnetic circuit
    • H02K1/02—Details of the magnetic circuit characterised by the magnetic material
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02K—DYNAMO-ELECTRIC MACHINES
    • H02K15/00—Processes or apparatus specially adapted for manufacturing, assembling, maintaining or repairing of dynamo-electric machines
    • H02K15/02—Processes or apparatus specially adapted for manufacturing, assembling, maintaining or repairing of dynamo-electric machines of stator or rotor bodies
    • H02K15/021—Magnetic cores

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Organic Chemistry (AREA)
  • Materials Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Metallurgy (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Power Engineering (AREA)
  • Dispersion Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Electromagnetism (AREA)
  • Manufacturing & Machinery (AREA)
  • Soft Magnetic Materials (AREA)
  • Iron Core Of Rotating Electric Machines (AREA)
  • Solid-Phase Diffusion Into Metallic Material Surfaces (AREA)
JP2019234302A 2019-12-25 2019-12-25 軟磁性鋼板の製造方法 Active JP7489773B2 (ja)

Priority Applications (5)

Application Number Priority Date Filing Date Title
JP2019234302A JP7489773B2 (ja) 2019-12-25 2019-12-25 軟磁性鋼板の製造方法
CN202080088576.1A CN114829648A (zh) 2019-12-25 2020-08-28 软磁性钢板、该软磁性钢板的制造方法、使用了该软磁性钢板的铁芯和旋转电机
PCT/JP2020/032669 WO2021131162A1 (ja) 2019-12-25 2020-08-28 軟磁性鋼板、該軟磁性鋼板の製造方法、該軟磁性鋼板を用いた鉄心および回転電機
EP20908103.3A EP4083239A4 (en) 2019-12-25 2020-08-28 SOFT MAGNETIC STEEL SHEET, METHOD FOR THE PRODUCTION THEREOF AND CORE AND DYNAMOELECTRIC MACHINE IN WHICH THE SOFT MAGNETIC STEEL SHEET IS USED
US17/779,158 US12431269B2 (en) 2019-12-25 2020-08-28 Soft magnetic steel sheet, method for manufacturing the soft magnetic steel sheet, and core and dynamo-electric machine in which the soft magnetic steel sheet is used

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2019234302A JP7489773B2 (ja) 2019-12-25 2019-12-25 軟磁性鋼板の製造方法

Publications (3)

Publication Number Publication Date
JP2021102799A JP2021102799A (ja) 2021-07-15
JP2021102799A5 JP2021102799A5 (enExample) 2022-08-10
JP7489773B2 true JP7489773B2 (ja) 2024-05-24

Family

ID=76575850

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2019234302A Active JP7489773B2 (ja) 2019-12-25 2019-12-25 軟磁性鋼板の製造方法

Country Status (5)

Country Link
US (1) US12431269B2 (enExample)
EP (1) EP4083239A4 (enExample)
JP (1) JP7489773B2 (enExample)
CN (1) CN114829648A (enExample)
WO (1) WO2021131162A1 (enExample)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP7365773B2 (ja) * 2019-02-13 2023-10-20 株式会社日立製作所 軟磁性材料及びその製造方法並びに軟磁性材料を用いた電動機
JP7545281B2 (ja) * 2020-09-30 2024-09-04 株式会社日立製作所 軟磁性材料、軟磁性材料の製造方法および電動機
JP7768773B2 (ja) * 2022-01-06 2025-11-12 株式会社日立製作所 軟磁性鉄合金板、該軟磁性鉄合金板を用いた鉄心および回転電機
GB2625466B (en) * 2022-03-30 2024-10-23 Yasa Ltd A method of joining metal laminate to a rotor body
GB2617146B (en) * 2022-03-30 2024-04-24 Yasa Ltd Rotor for an axial flux machine
JP2023154178A (ja) 2022-04-06 2023-10-19 株式会社日立製作所 軟磁性鉄合金板、該軟磁性鉄合金板の製造方法、該軟磁性鉄合金板を用いた鉄心および回転電機
JP2024121923A (ja) * 2023-02-28 2024-09-09 パーカー熱処理工業株式会社 連続式熱処理装置

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2005226116A (ja) 2004-02-12 2005-08-25 Toyota Motor Corp 高硬度高磁気特性鋼材及びその製造方法
US20150380158A1 (en) 2014-06-30 2015-12-31 Regents Of The University Of Minnesota Applied magnetic field synthesis and processing of iron nitride magnetic materials

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS61143557A (ja) * 1984-12-18 1986-07-01 Kawasaki Steel Corp 飽和磁気モ−メントが高い磁性材料
JPH0643615B2 (ja) * 1986-06-27 1994-06-08 川崎製鉄株式会社 高い飽和磁化を有する薄帯の製造方法
JPH03244108A (ja) * 1990-02-22 1991-10-30 Nippon Steel Corp 高飽和磁束密度を有するバルクα〃窒化鉄の製造方法
JPH04268027A (ja) * 1991-02-21 1992-09-24 Kawasaki Steel Corp 高い飽和磁化を有する磁性薄帯の製造方法
JP3021957B2 (ja) * 1992-05-14 2000-03-15 川崎製鉄株式会社 高い飽和磁化を有するＦｅ１６Ｎ２鉄窒化物の製造方法
JPH07118703A (ja) * 1993-10-21 1995-05-09 Mitsubishi Materials Corp 高い飽和磁束密度を有するＦｅ−Ｎ系軟磁性粉末の製造方法
JP2001176715A (ja) 1999-12-21 2001-06-29 Toyota Central Res & Dev Lab Inc 高飽和磁化Ｆｅ−Ｎ系磁性体
EP2791055A4 (en) 2011-12-15 2015-06-03 Univ Case Western Reserve TRANSFORMATION-ACTIVATED NITRIDE MAGNETS WITHOUT RARE EARTHING AND METHOD FOR THEIR PRODUCTION
JP2024143557A (ja) 2023-03-30 2024-10-11 ノリタケ株式会社 インクジェットインク
JP2025007332A (ja) 2023-06-30 2025-01-17 京セラ株式会社 配線基板、パッケージおよび圧電デバイス

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2005226116A (ja) 2004-02-12 2005-08-25 Toyota Motor Corp 高硬度高磁気特性鋼材及びその製造方法
US20150380158A1 (en) 2014-06-30 2015-12-31 Regents Of The University Of Minnesota Applied magnetic field synthesis and processing of iron nitride magnetic materials

Also Published As

Publication number Publication date
EP4083239A4 (en) 2024-01-17
JP2021102799A (ja) 2021-07-15
WO2021131162A1 (ja) 2021-07-01
EP4083239A1 (en) 2022-11-02
US12431269B2 (en) 2025-09-30
US20220328225A1 (en) 2022-10-13
CN114829648A (zh) 2022-07-29

Similar Documents

Publication Publication Date Title
JP7489773B2 (ja) 軟磁性鋼板の製造方法
JP5130270B2 (ja) 磁性材料及びそれを用いたモータ
US12129558B2 (en) Soft magnetic material and method for producing the same, and electric motor containing soft magnetic material
US20240194383A1 (en) Soft Magnetic Iron Alloy Plate, Method for Manufacturing Soft Magnetic Iron Alloy Plate, and Iron Core and Rotating Electric Machine Employing Soft Magnetic Iron Alloy Plate
JP7629764B2 (ja) 軟磁性鉄合金板およびその製造方法
JP7535900B2 (ja) 軟磁性鉄板、該軟磁性鉄板の製造方法、該軟磁性鉄板を用いた鉄心および回転電機
JP7669180B2 (ja) 磁性体材料、鉄心および回転電機
JP7768773B2 (ja) 軟磁性鉄合金板、該軟磁性鉄合金板を用いた鉄心および回転電機
US20250055329A1 (en) Laminated Iron Core and Rotating Electric Machine Using the Same
JP2023154178A (ja) 軟磁性鉄合金板、該軟磁性鉄合金板の製造方法、該軟磁性鉄合金板を用いた鉄心および回転電機
WO2024202156A1 (ja) 軟磁性合金板、該軟磁性合金板の製造方法、該軟磁性合金板を用いた鉄心および回転電機

Legal Events

Date Code Title Description
A521 Request for written amendment filed

Free format text: JAPANESE INTERMEDIATE CODE: A523

Effective date: 20220802

A621 Written request for application examination

Free format text: JAPANESE INTERMEDIATE CODE: A621

Effective date: 20220802

A131 Notification of reasons for refusal

Free format text: JAPANESE INTERMEDIATE CODE: A131

Effective date: 20230822

A521 Request for written amendment filed

Free format text: JAPANESE INTERMEDIATE CODE: A523

Effective date: 20231023

A131 Notification of reasons for refusal

Free format text: JAPANESE INTERMEDIATE CODE: A131

Effective date: 20240116

A521 Request for written amendment filed

Free format text: JAPANESE INTERMEDIATE CODE: A523

Effective date: 20240122

TRDD Decision of grant or rejection written
A01 Written decision to grant a patent or to grant a registration (utility model)

Free format text: JAPANESE INTERMEDIATE CODE: A01

Effective date: 20240416

A61 First payment of annual fees (during grant procedure)

Free format text: JAPANESE INTERMEDIATE CODE: A61

Effective date: 20240514

R150 Certificate of patent or registration of utility model

Ref document number: 7489773

Country of ref document: JP

Free format text: JAPANESE INTERMEDIATE CODE: R150