JP7533755B2 - 積層鉄心の製造方法 - Google Patents

積層鉄心の製造方法 Download PDF

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Publication number
JP7533755B2
JP7533755B2 JP2023501047A JP2023501047A JP7533755B2 JP 7533755 B2 JP7533755 B2 JP 7533755B2 JP 2023501047 A JP2023501047 A JP 2023501047A JP 2023501047 A JP2023501047 A JP 2023501047A JP 7533755 B2 JP7533755 B2 JP 7533755B2
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JP
Japan
Prior art keywords
steel sheet
electromagnetic steel
laser
processing
mass
Prior art date
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JP2023501047A
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English (en)
Japanese (ja)
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JPWO2023112420A1 (https=
Inventor
健 大村
義悠 市原
聡一郎 吉▲崎▼
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.)
JFE Steel Corp
Original Assignee
JFE Steel Corp
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Publication date
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Publication of JPWO2023112420A1 publication Critical patent/JPWO2023112420A1/ja
Application granted granted Critical
Publication of JP7533755B2 publication Critical patent/JP7533755B2/ja
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    • 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
    • H01F41/0206—Manufacturing of magnetic cores by mechanical means
    • H01F41/0233—Manufacturing of magnetic circuits made from sheets
    • 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
    • C21D8/00—Modifying the physical properties of ferrous metals or ferrous alloys by deformation combined with, or followed by, heat treatment
    • C21D8/12—Modifying the physical properties of ferrous metals or ferrous alloys by deformation combined with, or followed by, heat treatment during manufacturing of articles with special electromagnetic properties
    • 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
    • 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
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C38/00—Ferrous alloys, e.g. steel alloys
    • C22C38/04—Ferrous alloys, e.g. steel alloys containing manganese
    • 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
    • C22C38/06—Ferrous alloys, e.g. steel alloys containing aluminium

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  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Power Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Physics & Mathematics (AREA)
  • Materials Engineering (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Mechanical Engineering (AREA)
  • Thermal Sciences (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Electromagnetism (AREA)
  • Soft Magnetic Materials (AREA)
  • Manufacturing Of Steel Electrode Plates (AREA)
  • Laser Beam Processing (AREA)
  • Manufacturing Cores, Coils, And Magnets (AREA)
JP2023501047A 2021-12-14 2022-09-22 積層鉄心の製造方法 Active JP7533755B2 (ja)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2021202286 2021-12-14
JP2021202286 2021-12-14
PCT/JP2022/035417 WO2023112420A1 (ja) 2021-12-14 2022-09-22 積層鉄心の製造方法

Publications (2)

Publication Number Publication Date
JPWO2023112420A1 JPWO2023112420A1 (https=) 2023-06-22
JP7533755B2 true JP7533755B2 (ja) 2024-08-14

Family

ID=86774294

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2023501047A Active JP7533755B2 (ja) 2021-12-14 2022-09-22 積層鉄心の製造方法

Country Status (7)

Country Link
EP (1) EP4407643A4 (https=)
JP (1) JP7533755B2 (https=)
KR (1) KR102902203B1 (https=)
CN (1) CN118266051A (https=)
CA (1) CA3235969A1 (https=)
MX (1) MX2024006149A (https=)
WO (1) WO2023112420A1 (https=)

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2012052229A (ja) 2010-08-06 2012-03-15 Jfe Steel Corp 方向性電磁鋼板およびその製造方法
JP2016048991A (ja) 2014-08-27 2016-04-07 日本電産株式会社 モータ用電機子及びモータ
JP2018090871A (ja) 2016-12-06 2018-06-14 新日鐵住金株式会社 方向性電磁鋼板、及び、その製造方法
WO2019156220A1 (ja) 2018-02-08 2019-08-15 日本製鉄株式会社 方向性電磁鋼板

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH07298570A (ja) 1994-04-28 1995-11-10 Nippon Steel Corp 螺旋コアの製造方法
JPH11786A (ja) * 1997-06-10 1999-01-06 Ishikawajima Harima Heavy Ind Co Ltd 水中レーザ・ウォータジェット複合切断装置
JP2011193622A (ja) * 2010-03-15 2011-09-29 Honda Motor Co Ltd 積層コア
JP5598062B2 (ja) 2010-04-01 2014-10-01 新日鐵住金株式会社 低鉄損の回転電機鉄心の製造方法
JP6048723B2 (ja) * 2012-07-13 2016-12-21 株式会社ジェイテクト モータステータコア及びその製造方法
JP5983306B2 (ja) 2012-10-24 2016-08-31 Ｊｆｅスチール株式会社 鉄損に優れた変圧器鉄心の製造方法
EP3438293B1 (en) * 2016-03-31 2020-07-29 Nippon Steel Corporation Grain-oriented electrical steel sheet
JP6939852B2 (ja) * 2019-07-31 2021-09-22 Ｊｆｅスチール株式会社 線状溝形成方法および方向性電磁鋼板の製造方法

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2012052229A (ja) 2010-08-06 2012-03-15 Jfe Steel Corp 方向性電磁鋼板およびその製造方法
JP2016048991A (ja) 2014-08-27 2016-04-07 日本電産株式会社 モータ用電機子及びモータ
JP2018090871A (ja) 2016-12-06 2018-06-14 新日鐵住金株式会社 方向性電磁鋼板、及び、その製造方法
WO2019156220A1 (ja) 2018-02-08 2019-08-15 日本製鉄株式会社 方向性電磁鋼板

Also Published As

Publication number Publication date
KR102902203B1 (ko) 2025-12-18
WO2023112420A1 (ja) 2023-06-22
EP4407643A1 (en) 2024-07-31
EP4407643A4 (en) 2025-01-22
KR20240093731A (ko) 2024-06-24
CA3235969A1 (en) 2023-06-22
CN118266051A (zh) 2024-06-28
MX2024006149A (es) 2024-06-04
JPWO2023112420A1 (https=) 2023-06-22

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