CN107851506B - 用于由预成形坯形成永磁体的模具和方法以及热变形*** - Google Patents

用于由预成形坯形成永磁体的模具和方法以及热变形*** Download PDF

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Publication number
CN107851506B
CN107851506B CN201580080169.5A CN201580080169A CN107851506B CN 107851506 B CN107851506 B CN 107851506B CN 201580080169 A CN201580080169 A CN 201580080169A CN 107851506 B CN107851506 B CN 107851506B
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mold
preform
portions
permanent magnet
thermal deformation
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CN201580080169.5A
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Chinese (zh)
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CN107851506A (zh
Inventor
喻家庆
陈必成
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Robert Bosch GmbH
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Robert Bosch GmbH
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    • 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

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  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Manufacturing Cores, Coils, And Magnets (AREA)
  • Powder Metallurgy (AREA)
  • Magnetic Treatment Devices (AREA)
CN201580080169.5A 2015-05-20 2015-05-20 用于由预成形坯形成永磁体的模具和方法以及热变形*** Active CN107851506B (zh)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/CN2015/079386 WO2016183824A1 (en) 2015-05-20 2015-05-20 Die and method for forming a permanent magnet from a preform and hot deformation system

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CN107851506A CN107851506A (zh) 2018-03-27
CN107851506B true CN107851506B (zh) 2021-01-08

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JP (1) JP6463852B2 (ja)
CN (1) CN107851506B (ja)
WO (1) WO2016183824A1 (ja)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113223846A (zh) * 2021-04-26 2021-08-06 北京工业大学 一种一步加热制备各向异性钕铁硼磁体的方法
EP4356407A1 (en) * 2021-06-16 2024-04-24 Iowa State University Research Foundation, Inc. Near net shape fabrication of anisotropic magnet using hot roll method

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2000225412A (ja) * 1999-02-05 2000-08-15 Sumitomo Light Metal Ind Ltd アルミニウム合金の塑性加工方法及びそれによる高強度高延性アルミニウム合金材
JP3942873B2 (ja) * 2000-12-22 2007-07-11 株式会社小松製作所 押出し加工装置及び押出し加工方法
JP2003311320A (ja) * 2002-04-25 2003-11-05 Mitsui Mining & Smelting Co Ltd 塑性加工装置及び塑性加工方法
WO2004013873A1 (ja) * 2002-08-05 2004-02-12 Santoku Corporation 希土類−鉄−ボロン系磁石の製造方法
JP2006192451A (ja) * 2005-01-12 2006-07-27 Mitsubishi Heavy Ind Ltd 押出加工用金型
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
CN101250619B (zh) * 2008-04-11 2010-06-02 西安建筑科技大学 一种FeCoV系合金细晶半硬磁材料的制备方法
CN101889098A (zh) * 2008-10-27 2010-11-17 塔塔钢铁有限公司 通过等通道转角挤压(ecae)生产超细晶粒的无间隙原子(if)钢
CN102623166B (zh) * 2012-04-17 2013-11-20 江苏大学 一种高性能铸态钕铁硼磁体的制备方法

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Publication number Publication date
JP6463852B2 (ja) 2019-02-06
CN107851506A (zh) 2018-03-27
JP2018522400A (ja) 2018-08-09
WO2016183824A1 (en) 2016-11-24

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