DE602005015399D1 - Verfahren zur Herstellung eines ringförmigen Magnetes und Vorrichtung zu deren Herstellung - Google Patents

Verfahren zur Herstellung eines ringförmigen Magnetes und Vorrichtung zu deren Herstellung

Info

Publication number
DE602005015399D1
DE602005015399D1 DE602005015399T DE602005015399T DE602005015399D1 DE 602005015399 D1 DE602005015399 D1 DE 602005015399D1 DE 602005015399 T DE602005015399 T DE 602005015399T DE 602005015399 T DE602005015399 T DE 602005015399T DE 602005015399 D1 DE602005015399 D1 DE 602005015399D1
Authority
DE
Germany
Prior art keywords
producing
annular magnet
same
producing same
magnet
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
DE602005015399T
Other languages
English (en)
Inventor
Junichi Esaki
Sachihiro Isogawa
Takashi Sako
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.)
Daido Steel Co Ltd
Original Assignee
Daido Steel 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 JP2004254470A external-priority patent/JP4561974B2/ja
Priority claimed from JP2005239699A external-priority patent/JP2007059445A/ja
Application filed by Daido Steel Co Ltd filed Critical Daido Steel Co Ltd
Publication of DE602005015399D1 publication Critical patent/DE602005015399D1/de
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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
    • 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
    • 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
    • B22F3/02—Compacting only
    • B22F3/03—Press-moulding apparatus therefor
    • 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
    • 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
    • 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)
  • Manufacturing & Machinery (AREA)
  • Power Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Manufacturing Cores, Coils, And Magnets (AREA)
DE602005015399T 2004-09-01 2005-09-01 Verfahren zur Herstellung eines ringförmigen Magnetes und Vorrichtung zu deren Herstellung Active DE602005015399D1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2004254470A JP4561974B2 (ja) 2004-09-01 2004-09-01 リング状磁石素材の製造方法
JP2005239699A JP2007059445A (ja) 2005-08-22 2005-08-22 リング状磁石素材の製造方法、その方法で製造されたリング状磁石素材

Publications (1)

Publication Number Publication Date
DE602005015399D1 true DE602005015399D1 (de) 2009-08-27

Family

ID=35385338

Family Applications (1)

Application Number Title Priority Date Filing Date
DE602005015399T Active DE602005015399D1 (de) 2004-09-01 2005-09-01 Verfahren zur Herstellung eines ringförmigen Magnetes und Vorrichtung zu deren Herstellung

Country Status (4)

Country Link
US (1) US7325434B2 (de)
EP (1) EP1632965B1 (de)
KR (1) KR101141999B1 (de)
DE (1) DE602005015399D1 (de)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4957415B2 (ja) * 2006-09-06 2012-06-20 大同特殊鋼株式会社 永久磁石の製造方法および永久磁石
CN100586600C (zh) * 2008-09-01 2010-02-03 江阴市江顺模具有限公司 壁厚相差悬殊且带悬臂的实心铝材热挤压模具
US8013696B2 (en) * 2008-10-14 2011-09-06 Nexteer (Beijing) Technology Co., Ltd. Magnetic apparatus and method of manufacturing the magnetic apparatus
CN102430603B (zh) * 2011-12-07 2013-08-28 浙江伦宝金属管业有限公司 芯棒***冷拔钢管自动辅助装置
JP6035024B2 (ja) * 2012-01-10 2016-11-30 大同特殊鋼株式会社 非筒状の永久磁石の製造方法
RU2492013C1 (ru) * 2012-01-11 2013-09-10 Федеральное государственное бюджетное образовательное учреждение высшего профессионального образования "Самарский государственный аэрокосмический университет имени академика С.П. Королева (национальный исследовательский университет)" (СГАУ) Пресс-шайба
US10460871B2 (en) 2015-10-30 2019-10-29 GM Global Technology Operations LLC Method for fabricating non-planar magnet
EP3822991B1 (de) * 2019-11-12 2023-12-27 Wilo Se Verfahren und vorrichtung zur herstellung rotationssymmetrischer permanentmagnete
CN115193987B (zh) * 2022-07-14 2023-05-30 江苏南方永磁科技有限公司 一种钕铁硼磁体成型压制装置
CN117140821B (zh) * 2023-10-31 2024-02-23 北京中科三环高技术股份有限公司 环状磁片成型装置及成型方法

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3255621A (en) * 1963-08-16 1966-06-14 Haveg Industries Inc Lubrication
US3362208A (en) * 1965-01-07 1968-01-09 Reynolds Metals Co Extruding metal members of varying wall thickness
JPS58182207A (ja) * 1982-04-19 1983-10-25 Matsushita Electric Ind Co Ltd マンガン−アルミニウム−炭素系合金磁石の製造法
US4579607A (en) * 1982-04-19 1986-04-01 Matsushita Electric Industrial Company, Limited Permanent Mn-Al-C alloy magnets and method for making same
JPS6061131A (ja) * 1983-09-13 1985-04-08 Hitachi Ltd 金属製品の塑性加工方法
JPH01139738A (ja) * 1987-11-27 1989-06-01 Hitachi Metals Ltd 磁気異方性磁石材料の製造方法及びその装置
JPH09129463A (ja) 1995-10-27 1997-05-16 Daido Steel Co Ltd 筒状の希土類磁石素材を製造する方法および装置

Also Published As

Publication number Publication date
US20060042342A1 (en) 2006-03-02
KR101141999B1 (ko) 2012-05-17
EP1632965A3 (de) 2006-04-19
US7325434B2 (en) 2008-02-05
KR20060050946A (ko) 2006-05-19
EP1632965A2 (de) 2006-03-08
EP1632965B1 (de) 2009-07-15

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition