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CN103227020B - 压粉磁芯用混合粉末 - Google Patents

压粉磁芯用混合粉末 Download PDF

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Publication number
CN103227020B
CN103227020B CN201310020757.2A CN201310020757A CN103227020B CN 103227020 B CN103227020 B CN 103227020B CN 201310020757 A CN201310020757 A CN 201310020757A CN 103227020 B CN103227020 B CN 103227020B
Authority
CN
China
Prior art keywords
powder
mixed
compressed
core
epithelium
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
CN201310020757.2A
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English (en)
Chinese (zh)
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CN103227020A (zh
Inventor
三谷宏幸
北条启文
上条友纲
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.)
Kobe Steel Ltd
Original Assignee
Kobe Steel 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 Kobe Steel Ltd filed Critical Kobe Steel Ltd
Publication of CN103227020A publication Critical patent/CN103227020A/zh
Application granted granted Critical
Publication of CN103227020B publication Critical patent/CN103227020B/zh
Active legal-status Critical Current
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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
    • H01F1/20—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
    • H01F27/00—Details of transformers or inductances, in general
    • H01F27/24—Magnetic cores
    • H01F27/255—Magnetic cores made from particles
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F3/00—Cores, Yokes, or armatures
    • H01F3/08—Cores, Yokes, or armatures made from powder
    • 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
    • H01F41/0246—Manufacturing of magnetic circuits by moulding or by pressing powder

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Dispersion Chemistry (AREA)
  • Manufacturing & Machinery (AREA)
  • Soft Magnetic Materials (AREA)
  • Powder Metallurgy (AREA)
CN201310020757.2A 2012-01-31 2013-01-21 压粉磁芯用混合粉末 Active CN103227020B (zh)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2012-017711 2012-01-31
JP2012017711A JP5814809B2 (ja) 2012-01-31 2012-01-31 圧粉磁心用混合粉末

Publications (2)

Publication Number Publication Date
CN103227020A CN103227020A (zh) 2013-07-31
CN103227020B true CN103227020B (zh) 2016-04-27

Family

ID=48837431

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201310020757.2A Active CN103227020B (zh) 2012-01-31 2013-01-21 压粉磁芯用混合粉末

Country Status (4)

Country Link
JP (1) JP5814809B2 (ko)
KR (1) KR101436720B1 (ko)
CN (1) CN103227020B (ko)
TW (1) TWI478184B (ko)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105161239B (zh) * 2015-09-16 2018-08-24 广州齐达材料科技有限公司 一种复合半硬磁材料及其制备方法
WO2020090405A1 (ja) * 2018-10-30 2020-05-07 アルプスアルパイン株式会社 圧粉成形コア、当該圧粉成形コアの製造方法、該圧粉成形コアを備えるインダクタ、および該インダクタが実装された電子・電気機器
CN111724965A (zh) * 2019-03-22 2020-09-29 株式会社田村制作所 软磁性粉末及其制造方法、压粉磁芯及其制造方法
KR102375078B1 (ko) * 2019-03-22 2022-03-15 니뽄 도쿠슈 도교 가부시키가이샤 압분 자심
JP7441113B2 (ja) 2019-08-02 2024-02-29 国立大学法人東海国立大学機構 圧粉磁心
CN111974987B (zh) * 2020-08-14 2022-09-13 泉州天智合金材料科技有限公司 一种Fe基软磁粉末的绝缘包覆层及其包覆方法

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1122527A (zh) * 1994-07-22 1996-05-15 Tdk株式会社 压粉铁心
CN101511511A (zh) * 2006-09-11 2009-08-19 株式会社神户制钢所 压粉磁芯及压粉磁芯用铁基粉末

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0464441A (ja) * 1990-07-04 1992-02-28 Achilles Corp アイオノマー多層シート状物
JPH06120046A (ja) * 1992-09-25 1994-04-28 Tokin Corp 圧粉磁芯
JP2001358005A (ja) 2000-06-13 2001-12-26 Daido Steel Co Ltd 軟磁性アトマイズ粉末およびこれを用いた圧粉磁芯
JP2003224017A (ja) * 2002-01-28 2003-08-08 Kobe Steel Ltd 圧粉磁心およびその製造方法
JP2003332116A (ja) 2002-05-15 2003-11-21 Hitachi Powdered Metals Co Ltd 圧粉磁心およびその製造方法
JP4701797B2 (ja) * 2005-04-04 2011-06-15 Ｊｆｅスチール株式会社 圧粉磁芯用被覆鉄基粉末および圧粉磁芯
JP4134111B2 (ja) * 2005-07-01 2008-08-13 三菱製鋼株式会社 絶縁軟磁性金属粉末成形体の製造方法
JP4044591B1 (ja) * 2006-09-11 2008-02-06 株式会社神戸製鋼所 圧粉磁心用鉄基軟磁性粉末およびその製造方法ならびに圧粉磁心
JP2008248306A (ja) * 2007-03-30 2008-10-16 Daido Steel Co Ltd 圧粉成形用粉末および圧粉成形磁芯ならびにその製造方法
JP5022999B2 (ja) * 2008-06-17 2012-09-12 株式会社タムラ製作所 圧粉磁心及びその製造方法
JP2010272604A (ja) * 2009-05-20 2010-12-02 Nec Tokin Corp 軟磁性粉末及びそれを用いた圧粉磁芯、インダクタ並びにその製造方法

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1122527A (zh) * 1994-07-22 1996-05-15 Tdk株式会社 压粉铁心
CN101511511A (zh) * 2006-09-11 2009-08-19 株式会社神户制钢所 压粉磁芯及压粉磁芯用铁基粉末

Also Published As

Publication number Publication date
KR101436720B1 (ko) 2014-09-01
JP2013155414A (ja) 2013-08-15
TW201346946A (zh) 2013-11-16
JP5814809B2 (ja) 2015-11-17
TWI478184B (zh) 2015-03-21
KR20130088801A (ko) 2013-08-08
CN103227020A (zh) 2013-07-31

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