CN102209999A - 稀土类烧结磁体制造方法和稀土类烧结磁体制造用粉末填充容器 - Google Patents

稀土类烧结磁体制造方法和稀土类烧结磁体制造用粉末填充容器 Download PDF

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Publication number
CN102209999A
CN102209999A CN200980144520.7A CN200980144520A CN102209999A CN 102209999 A CN102209999 A CN 102209999A CN 200980144520 A CN200980144520 A CN 200980144520A CN 102209999 A CN102209999 A CN 102209999A
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China
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space
rare
rare earth
powder
sintered magnet
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CN200980144520.7A
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Chinese (zh)
Inventor
佐川真人
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Inta Metal K K
Intermetallics Co Ltd
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Inta Metal K K
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Priority to CN201510922466.1A priority Critical patent/CN105355415A/zh
Publication of CN102209999A publication Critical patent/CN102209999A/zh
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    • 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
    • C22C38/005—Ferrous alloys, e.g. steel alloys containing rare earths, i.e. Sc, Y, Lanthanides
    • 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
    • B22F5/00—Manufacture of workpieces or articles from metallic powder characterised by the special shape of the product
    • B22F5/10—Manufacture of workpieces or articles from metallic powder characterised by the special shape of the product of articles with cavities or holes, not otherwise provided for in the preceding subgroups
    • 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
    • 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
    • C22C38/16—Ferrous alloys, e.g. steel alloys containing copper
    • 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
    • H01F41/0293—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 diffusion of rare earth elements, e.g. Tb, Dy or Ho, into permanent magnets
    • 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
    • B22F5/00—Manufacture of workpieces or articles from metallic powder characterised by the special shape of the product
    • B22F5/10—Manufacture of workpieces or articles from metallic powder characterised by the special shape of the product of articles with cavities or holes, not otherwise provided for in the preceding subgroups
    • B22F2005/103—Cavity made by removal of insert
    • 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
    • B22F2998/00—Supplementary information concerning processes or compositions relating to powder metallurgy
    • B22F2998/10—Processes characterised by the sequence of their steps
    • 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
    • B22F2999/00—Aspects linked to processes or compositions used in powder metallurgy
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C2202/00—Physical properties
    • C22C2202/02—Magnetic
    • 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
    • H01F1/0577—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 sintered
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F3/00—Cores, Yokes, or armatures
    • H01F3/10—Composite arrangements of magnetic circuits
    • H01F3/14—Constrictions; Gaps, e.g. air-gaps
    • 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

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  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Manufacturing & Machinery (AREA)
  • Power Engineering (AREA)
  • Powder Metallurgy (AREA)
  • Manufacturing Cores, Coils, And Magnets (AREA)
  • Hard Magnetic Materials (AREA)
CN200980144520.7A 2008-11-06 2009-10-29 稀土类烧结磁体制造方法和稀土类烧结磁体制造用粉末填充容器 Pending CN102209999A (zh)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201510922466.1A CN105355415A (zh) 2008-11-06 2009-10-29 稀土类烧结磁体制造方法和稀土类烧结磁体制造用粉末填充容器

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2008285007 2008-11-06
JP2008-285007 2008-11-06
PCT/JP2009/005726 WO2010052862A1 (ja) 2008-11-06 2009-10-29 希土類焼結磁石製造方法及び希土類焼結磁石製造用粉末充填容器

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CN201510922466.1A Division CN105355415A (zh) 2008-11-06 2009-10-29 稀土类烧结磁体制造方法和稀土类烧结磁体制造用粉末填充容器

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CN102209999A true CN102209999A (zh) 2011-10-05

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CN201510922466.1A Pending CN105355415A (zh) 2008-11-06 2009-10-29 稀土类烧结磁体制造方法和稀土类烧结磁体制造用粉末填充容器

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US (1) US20110250087A1 (ja)
EP (1) EP2348518B1 (ja)
JP (1) JP5690141B2 (ja)
CN (2) CN102209999A (ja)
WO (1) WO2010052862A1 (ja)

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103545078A (zh) * 2012-07-09 2014-01-29 丰田自动车株式会社 永磁体及其制造方法
CN105127418A (zh) * 2014-05-28 2015-12-09 大同特殊钢株式会社 用于制造烧结磁体的模具以及烧结磁体的制造方法
CN105659342A (zh) * 2014-09-28 2016-06-08 钕铁硼株式会社 稀土类烧结磁铁的制造方法以及该制造方法中使用的制造装置
CN114743748A (zh) * 2022-05-10 2022-07-12 江西金力永磁科技股份有限公司 一种低涡流损耗钕铁硼磁体
CN114823025A (zh) * 2022-05-10 2022-07-29 江西金力永磁科技股份有限公司 一种低涡流损耗钕铁硼磁体

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FR2959027B1 (fr) 2010-04-15 2014-05-16 Commissariat Energie Atomique Procede de lithographie electronique avec correction de fins de lignes par insertion de motifs de contraste
JP5895425B2 (ja) * 2010-09-29 2016-03-30 日立金属株式会社 カップリング装置およびカップリング装置の製造方法
JP5696626B2 (ja) * 2011-09-07 2015-04-08 株式会社デンソー マイクロチャネル熱交換器の製造方法
US9468972B2 (en) * 2011-09-30 2016-10-18 Gm Global Technology Operations, Llc Method of making Nd—Fe—B sintered magnets with reduced dysprosium or terbium
JP6239825B2 (ja) * 2013-01-25 2017-11-29 アイチエレック株式会社 永久磁石および永久磁石製造方法
JP6457166B2 (ja) * 2013-01-25 2019-01-23 アイチエレック株式会社 永久磁石電動機
EP2977999A4 (en) * 2013-03-18 2016-03-16 Intermetallics Co Ltd PROCESS FOR PRODUCING RFEB-BASED MAGNETS AND RFEB-BASED FRITTED MAGNETS
US20160297028A1 (en) * 2013-03-18 2016-10-13 Intermetallics Co., Ltd. RFeB-BASED SINTERED MAGNET PRODUCTION METHOD AND RFeB-BASED SINTERED MAGNETS
WO2015012412A1 (ja) * 2013-07-24 2015-01-29 Ｎｄｆｅｂ株式会社 希土類焼結磁石製造方法と希土類焼結磁石焼結用モールド
KR101534706B1 (ko) * 2013-12-18 2015-07-07 현대자동차 주식회사 매입형 영구자석 동기모터
GB2540150B (en) 2015-07-06 2020-01-08 Dyson Technology Ltd Rare earth magnet with Dysprosium treatment
JP6627307B2 (ja) * 2015-07-24 2020-01-08 大同特殊鋼株式会社 焼結磁石製造方法
JPWO2017104788A1 (ja) * 2015-12-16 2018-10-11 日立金属株式会社 異方性焼結磁石の解析方法及びそれを用いた異方性焼結磁石の製造方法
US20180029123A1 (en) * 2016-07-29 2018-02-01 General Electric Company Removable support package for additive manufacture
CN107424703B (zh) * 2017-09-06 2018-12-11 内蒙古鑫众恒磁性材料有限责任公司 晶界扩散法制作烧结钕铁硼永磁的重稀土附着工艺
US11440097B2 (en) 2019-02-12 2022-09-13 General Electric Company Methods for additively manufacturing components using lattice support structures
WO2023210842A1 (ko) * 2022-04-29 2023-11-02 주식회사 디아이씨 희토류 영구자석의 제조방법

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JP4391980B2 (ja) * 2005-11-07 2009-12-24 インターメタリックス株式会社 磁気異方性希土類焼結磁石の製造方法及び製造装置
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Cited By (10)

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CN103545078A (zh) * 2012-07-09 2014-01-29 丰田自动车株式会社 永磁体及其制造方法
CN103545078B (zh) * 2012-07-09 2016-08-10 丰田自动车株式会社 永磁体及其制造方法
US9928956B2 (en) 2012-07-09 2018-03-27 Toyota Jidosha Kabushiki Kaisha Permanent magnet and manufacturing method therefor
CN105127418A (zh) * 2014-05-28 2015-12-09 大同特殊钢株式会社 用于制造烧结磁体的模具以及烧结磁体的制造方法
CN105659342A (zh) * 2014-09-28 2016-06-08 钕铁硼株式会社 稀土类烧结磁铁的制造方法以及该制造方法中使用的制造装置
CN114743748A (zh) * 2022-05-10 2022-07-12 江西金力永磁科技股份有限公司 一种低涡流损耗钕铁硼磁体
CN114823025A (zh) * 2022-05-10 2022-07-29 江西金力永磁科技股份有限公司 一种低涡流损耗钕铁硼磁体
WO2023216358A1 (zh) * 2022-05-10 2023-11-16 江西金力永磁科技股份有限公司 一种低涡流损耗钕铁硼磁体
CN114823025B (zh) * 2022-05-10 2024-02-02 江西金力永磁科技股份有限公司 一种低涡流损耗钕铁硼磁体
CN114743748B (zh) * 2022-05-10 2024-02-27 江西金力永磁科技股份有限公司 一种低涡流损耗钕铁硼磁体

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EP2348518A4 (en) 2015-02-25
US20110250087A1 (en) 2011-10-13
JP5690141B2 (ja) 2015-03-25
EP2348518A1 (en) 2011-07-27
WO2010052862A1 (ja) 2010-05-14
EP2348518B1 (en) 2016-08-24
JPWO2010052862A1 (ja) 2012-04-05
CN105355415A (zh) 2016-02-24

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Application publication date: 20111005