DE69837590D1 - Verfahren zur herstellung von laminierten dauermagneten - Google Patents

Verfahren zur herstellung von laminierten dauermagneten

Info

Publication number
DE69837590D1
DE69837590D1 DE69837590T DE69837590T DE69837590D1 DE 69837590 D1 DE69837590 D1 DE 69837590D1 DE 69837590 T DE69837590 T DE 69837590T DE 69837590 T DE69837590 T DE 69837590T DE 69837590 D1 DE69837590 D1 DE 69837590D1
Authority
DE
Germany
Prior art keywords
permanent magnets
producing laminated
laminated permanent
producing
magnets
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.)
Expired - Lifetime
Application number
DE69837590T
Other languages
English (en)
Other versions
DE69837590T2 (de
Inventor
Hirokazu Kanekiyo
Satoshi Hirosawa
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.)
Proterial Ltd
Original Assignee
Neomax Co 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
Priority claimed from JP18782397A external-priority patent/JP3643214B2/ja
Priority claimed from JP19515297A external-priority patent/JP3643215B2/ja
Priority claimed from JP9207167A external-priority patent/JPH1140447A/ja
Priority claimed from JP9207168A external-priority patent/JPH1140448A/ja
Application filed by Neomax Co Ltd filed Critical Neomax Co Ltd
Publication of DE69837590D1 publication Critical patent/DE69837590D1/de
Application granted granted Critical
Publication of DE69837590T2 publication Critical patent/DE69837590T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • 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
    • H01F41/0253—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 permanent magnets
    • H01F41/0266—Moulding; Pressing
    • 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
    • H01F1/032—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 hard-magnetic materials
    • H01F1/04—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 hard-magnetic materials metals or alloys
    • H01F1/047—Alloys characterised by their composition
    • H01F1/053—Alloys characterised by their composition containing rare earth metals
    • H01F1/055—Alloys characterised by their composition containing rare earth metals and magnetic transition metals, e.g. SmCo5
    • H01F1/057—Alloys characterised by their composition containing rare earth metals and magnetic transition metals, e.g. SmCo5 and IIIa elements, e.g. Nd2Fe14B
    • H01F1/0571—Alloys characterised by their composition containing rare earth metals and magnetic transition metals, e.g. SmCo5 and IIIa elements, e.g. Nd2Fe14B in the form of particles, e.g. rapid quenched powders or ribbon flakes
    • 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
    • H01F1/032—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 hard-magnetic materials
    • H01F1/04—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 hard-magnetic materials metals or alloys
    • H01F1/047—Alloys characterised by their composition
    • H01F1/053—Alloys characterised by their composition containing rare earth metals
    • H01F1/055—Alloys characterised by their composition containing rare earth metals and magnetic transition metals, e.g. SmCo5
    • H01F1/057—Alloys characterised by their composition containing rare earth metals and magnetic transition metals, e.g. SmCo5 and IIIa elements, e.g. Nd2Fe14B
    • H01F1/0571—Alloys characterised by their composition containing rare earth metals and magnetic transition metals, e.g. SmCo5 and IIIa elements, e.g. Nd2Fe14B in the form of particles, e.g. rapid quenched powders or ribbon flakes
    • H01F1/0575—Alloys characterised by their composition containing rare earth metals and magnetic transition metals, e.g. SmCo5 and IIIa elements, e.g. Nd2Fe14B in the form of particles, e.g. rapid quenched powders or ribbon flakes pressed, sintered or bonded together
    • 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
    • H01F1/032—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 hard-magnetic materials
    • H01F1/04—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 hard-magnetic materials metals or alloys
    • H01F1/047—Alloys characterised by their composition
    • H01F1/053—Alloys characterised by their composition containing rare earth metals
    • H01F1/055—Alloys characterised by their composition containing rare earth metals and magnetic transition metals, e.g. SmCo5
    • H01F1/057—Alloys characterised by their composition containing rare earth metals and magnetic transition metals, e.g. SmCo5 and IIIa elements, e.g. Nd2Fe14B
    • H01F1/0571—Alloys characterised by their composition containing rare earth metals and magnetic transition metals, e.g. SmCo5 and IIIa elements, e.g. Nd2Fe14B in the form of particles, e.g. rapid quenched powders or ribbon flakes
    • H01F1/0575—Alloys characterised by their composition containing rare earth metals and magnetic transition metals, e.g. SmCo5 and IIIa elements, e.g. Nd2Fe14B in the form of particles, e.g. rapid quenched powders or ribbon flakes pressed, sintered or bonded together
    • H01F1/0576—Alloys characterised by their composition containing rare earth metals and magnetic transition metals, e.g. SmCo5 and IIIa elements, e.g. Nd2Fe14B in the form of particles, e.g. rapid quenched powders or ribbon flakes pressed, sintered or bonded together pressed, e.g. hot working
    • 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
    • H01F1/032—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 hard-magnetic materials
    • H01F1/04—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 hard-magnetic materials metals or alloys
    • H01F1/047—Alloys characterised by their composition
    • H01F1/053—Alloys characterised by their composition containing rare earth metals
    • H01F1/055—Alloys characterised by their composition containing rare earth metals and magnetic transition metals, e.g. SmCo5
    • H01F1/058—Alloys characterised by their composition containing rare earth metals and magnetic transition metals, e.g. SmCo5 and IVa elements, e.g. Gd2Fe14C
    • 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
    • H01F41/0253—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 permanent magnets
    • H01F41/0273—Imparting anisotropy
    • H01F41/028—Radial anisotropy

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Inorganic Chemistry (AREA)
  • Manufacturing & Machinery (AREA)
  • Hard Magnetic Materials (AREA)
DE69837590T 1997-06-26 1998-06-25 Verfahren zur herstellung von laminierten dauermagneten Expired - Lifetime DE69837590T2 (de)

Applications Claiming Priority (9)

Application Number Priority Date Filing Date Title
JP18782397 1997-06-26
JP18782397A JP3643214B2 (ja) 1997-06-26 1997-06-26 積層永久磁石の製造方法
JP19515297A JP3643215B2 (ja) 1997-07-04 1997-07-04 積層永久磁石の製造方法
JP19515297 1997-07-04
JP9207167A JPH1140447A (ja) 1997-07-15 1997-07-15 アーク状永久磁石の製造方法
JP20716897 1997-07-15
JP9207168A JPH1140448A (ja) 1997-07-15 1997-07-15 リング状永久磁石の製造方法
JP20716797 1997-07-15
PCT/JP1998/002830 WO1999000802A1 (fr) 1997-06-26 1998-06-25 Procede de formation d'aimants permanents

Publications (2)

Publication Number Publication Date
DE69837590D1 true DE69837590D1 (de) 2007-05-31
DE69837590T2 DE69837590T2 (de) 2007-10-04

Family

ID=27475348

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69837590T Expired - Lifetime DE69837590T2 (de) 1997-06-26 1998-06-25 Verfahren zur herstellung von laminierten dauermagneten

Country Status (5)

Country Link
US (1) US6287391B1 (de)
EP (1) EP0921533B1 (de)
CN (1) CN1171247C (de)
DE (1) DE69837590T2 (de)
WO (1) WO1999000802A1 (de)

Families Citing this family (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1744328B1 (de) * 2005-06-10 2012-07-25 Nissan Motor Co., Ltd. Seltenerdmagnet mit hoher Festigkeit und mit grossem elektrischem Widerstand
WO2007010860A1 (ja) * 2005-07-15 2007-01-25 Neomax Co., Ltd. 希土類焼結磁石及びその製造方法
JP4915349B2 (ja) * 2005-12-28 2012-04-11 日立金属株式会社 希土類磁石およびその製造方法
CN101509107B (zh) * 2009-02-23 2010-06-02 浙江大学 铁基非晶合金磁性材料及其制备方法
EP2444985B1 (de) * 2010-10-25 2018-07-11 Toyota Jidosha Kabushiki Kaisha Herstellungsverfahren für Seltenerdmagneten
JP6042602B2 (ja) * 2011-08-17 2016-12-14 ミネベア株式会社 α−Ｆｅ／Ｒ２ＴＭ１４Ｂ系ナノコンポジット磁石の製造方法
CN102360919B (zh) * 2011-08-22 2013-04-17 美的集团股份有限公司 一种微波炉高压变压器铁芯用叠片的冲裁方法
CN104167271B (zh) * 2014-07-25 2017-07-21 安徽大地熊新材料股份有限公司 一种高电阻率稀土铁系R‑Fe‑B 磁体及其制备方法
WO2017006868A1 (ja) 2015-07-03 2017-01-12 国立大学法人東北大学 積層磁芯及びその製造方法
CN105057827A (zh) * 2015-09-09 2015-11-18 钢铁研究总院 一种烧结NdFeB永磁体焊接方法
DE102017214638B4 (de) * 2017-08-22 2021-12-02 Leibniz-Institut Für Festkörper- Und Werkstoffforschung Dresden E.V. Verfahren zur Herstellung von dreidimensionalen Mikro-Bauelementen und dreidimensionale Mikro-Bauelemente
JP6919517B2 (ja) * 2017-11-20 2021-08-18 トヨタ自動車株式会社 アモルファス系又はナノ結晶系軟磁性材料を用いた磁性部品の製造方法
CN108448856B (zh) * 2018-03-09 2023-10-31 沈阳工业大学 一种采用径向分层复合整体永磁外转子的高速发电机
CN112216499A (zh) * 2020-08-25 2021-01-12 宁波同创强磁材料有限公司 一种抗氧化烧结钕铁硼磁体的制备方法
CN114141469B (zh) * 2021-11-10 2023-04-11 钢铁研究总院 一种高电阻率稀土热压永磁体及其制备方法

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4402770A (en) * 1981-10-23 1983-09-06 The United States Of America As Represented By The Secretary Of The Navy Hard magnetic alloys of a transition metal and lanthanide
EP0248981B1 (de) * 1986-06-12 1993-07-07 Kabushiki Kaisha Toshiba Dauermagnet und Dauermagnetlegierung
JPH01234518A (ja) * 1988-03-15 1989-09-19 Matsushita Electric Ind Co Ltd 希土類永久磁石素材の製造方法
JPH01261803A (ja) * 1988-04-12 1989-10-18 Matsushita Electric Ind Co Ltd 希土類永久磁石の製造方法
JPH01276705A (ja) * 1988-04-28 1989-11-07 Namiki Precision Jewel Co Ltd 希土類樹脂永久磁石およびその製造方法
JP3502107B2 (ja) * 1991-08-29 2004-03-02 Ｔｄｋ株式会社 永久磁石材料の製造方法
JPH07188704A (ja) * 1993-12-27 1995-07-25 Showa Denko Kk 希土類永久磁石用合金粉末及びその製造法

Also Published As

Publication number Publication date
EP0921533A4 (de) 2001-03-21
WO1999000802A1 (fr) 1999-01-07
CN1234905A (zh) 1999-11-10
CN1171247C (zh) 2004-10-13
EP0921533B1 (de) 2007-04-18
DE69837590T2 (de) 2007-10-04
EP0921533A1 (de) 1999-06-09
US6287391B1 (en) 2001-09-11

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Legal Events

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