JP7626063B2 - 磁心および磁心の製造方法 - Google Patents

磁心および磁心の製造方法 Download PDF

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Publication number
JP7626063B2
JP7626063B2 JP2021502187A JP2021502187A JP7626063B2 JP 7626063 B2 JP7626063 B2 JP 7626063B2 JP 2021502187 A JP2021502187 A JP 2021502187A JP 2021502187 A JP2021502187 A JP 2021502187A JP 7626063 B2 JP7626063 B2 JP 7626063B2
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JP
Japan
Prior art keywords
magnetic core
magnetic
coating
siliceous
manufacturing
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JP2021502187A
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English (en)
Japanese (ja)
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JPWO2020175367A1 (https=
Inventor
敏男 三原
和則 西村
徳和 小湯原
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Proterial Ltd
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Proterial Ltd
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Publication of JPWO2020175367A1 publication Critical patent/JPWO2020175367A1/ja
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    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B22—CASTING; POWDER METALLURGY
    • B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
    • B22F3/00—Manufacture of workpieces or articles from metallic powder characterised by the manner of compacting or sintering; Apparatus specially adapted therefor ; Presses and furnaces
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B22—CASTING; POWDER METALLURGY
    • B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
    • B22F3/00—Manufacture of workpieces or articles from metallic powder characterised by the manner of compacting or sintering; Apparatus specially adapted therefor ; Presses and furnaces
    • B22F3/24—After-treatment of workpieces or articles
    • 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
    • H01F1/20—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 particles, e.g. powder
    • H01F1/22—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 particles, e.g. powder pressed, sintered, or bound together
    • H01F1/24—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 particles, e.g. powder pressed, sintered, or bound together the particles being insulated
    • 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
    • H01F1/33—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 mixtures of metallic and non-metallic particles; metallic particles having oxide skin
    • 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

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  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Power Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Dispersion Chemistry (AREA)
  • Soft Magnetic Materials (AREA)
JP2021502187A 2019-02-25 2020-02-21 磁心および磁心の製造方法 Active JP7626063B2 (ja)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2019031361 2019-02-25
JP2019031361 2019-02-25
PCT/JP2020/007040 WO2020175367A1 (ja) 2019-02-25 2020-02-21 磁心および磁心の製造方法

Publications (2)

Publication Number Publication Date
JPWO2020175367A1 JPWO2020175367A1 (https=) 2020-09-03
JP7626063B2 true JP7626063B2 (ja) 2025-02-04

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Family Applications (1)

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JP2021502187A Active JP7626063B2 (ja) 2019-02-25 2020-02-21 磁心および磁心の製造方法

Country Status (2)

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JP (1) JP7626063B2 (https=)
WO (1) WO2020175367A1 (https=)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2024057721A (ja) * 2022-10-13 2024-04-25 Ntn株式会社 圧粉磁心

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2016139705A (ja) 2015-01-28 2016-08-04 パナソニックＩｐマネジメント株式会社 希土類磁石およびその製造方法
JP2018198319A (ja) 2018-06-22 2018-12-13 日立金属株式会社 圧粉磁心の製造方法
WO2019031209A1 (ja) 2017-08-10 2019-02-14 住友電気工業株式会社 圧粉磁心、及び電磁部品

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2016139705A (ja) 2015-01-28 2016-08-04 パナソニックＩｐマネジメント株式会社 希土類磁石およびその製造方法
WO2019031209A1 (ja) 2017-08-10 2019-02-14 住友電気工業株式会社 圧粉磁心、及び電磁部品
JP2018198319A (ja) 2018-06-22 2018-12-13 日立金属株式会社 圧粉磁心の製造方法

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JPWO2020175367A1 (https=) 2020-09-03
WO2020175367A1 (ja) 2020-09-03

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