CN102623166B - 一种高性能铸态钕铁硼磁体的制备方法 - Google Patents
一种高性能铸态钕铁硼磁体的制备方法 Download PDFInfo
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- CN102623166B CN102623166B CN2012101110955A CN201210111095A CN102623166B CN 102623166 B CN102623166 B CN 102623166B CN 2012101110955 A CN2012101110955 A CN 2012101110955A CN 201210111095 A CN201210111095 A CN 201210111095A CN 102623166 B CN102623166 B CN 102623166B
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- magnet
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- tempering
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- 229910001172 neodymium magnet Inorganic materials 0.000 title claims abstract description 31
- 238000002360 preparation method Methods 0.000 title claims abstract description 22
- 238000005266 casting Methods 0.000 claims abstract description 53
- 238000000034 method Methods 0.000 claims abstract description 23
- 238000005496 tempering Methods 0.000 claims description 32
- 238000002844 melting Methods 0.000 claims description 15
- 230000008018 melting Effects 0.000 claims description 15
- 239000000463 material Substances 0.000 claims description 11
- 238000010438 heat treatment Methods 0.000 claims description 9
- 239000000203 mixture Substances 0.000 claims description 9
- 239000010949 copper Substances 0.000 claims description 7
- 239000002994 raw material Substances 0.000 claims description 7
- 238000007670 refining Methods 0.000 claims description 7
- 238000005303 weighing Methods 0.000 claims description 7
- 229910000859 α-Fe Inorganic materials 0.000 claims description 7
- 229910052802 copper Inorganic materials 0.000 claims description 6
- 229910052782 aluminium Inorganic materials 0.000 claims description 5
- 229910052761 rare earth metal Inorganic materials 0.000 claims description 5
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 4
- 229910001209 Low-carbon steel Inorganic materials 0.000 claims description 4
- 229910052692 Dysprosium Inorganic materials 0.000 claims description 3
- 229910052771 Terbium Inorganic materials 0.000 claims description 3
- 239000004411 aluminium Substances 0.000 claims description 3
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 3
- 229910052751 metal Inorganic materials 0.000 claims description 3
- 239000002184 metal Substances 0.000 claims description 3
- 150000002910 rare earth metals Chemical class 0.000 claims description 3
- 229910052777 Praseodymium Inorganic materials 0.000 claims description 2
- 229910052733 gallium Inorganic materials 0.000 claims description 2
- 229910052735 hafnium Inorganic materials 0.000 claims description 2
- 229910052749 magnesium Inorganic materials 0.000 claims description 2
- 239000007769 metal material Substances 0.000 claims description 2
- 229910052759 nickel Inorganic materials 0.000 claims description 2
- 229910052758 niobium Inorganic materials 0.000 claims description 2
- 238000012545 processing Methods 0.000 claims description 2
- 229910052710 silicon Inorganic materials 0.000 claims description 2
- 229910052718 tin Inorganic materials 0.000 claims description 2
- 229910052719 titanium Inorganic materials 0.000 claims description 2
- 229910052721 tungsten Inorganic materials 0.000 claims description 2
- 229910052720 vanadium Inorganic materials 0.000 claims description 2
- 229910052725 zinc Inorganic materials 0.000 claims description 2
- 229910052726 zirconium Inorganic materials 0.000 claims description 2
- 238000005516 engineering process Methods 0.000 abstract description 19
- 238000009826 distribution Methods 0.000 abstract description 3
- 239000002131 composite material Substances 0.000 abstract description 2
- 239000000696 magnetic material Substances 0.000 abstract description 2
- 239000013078 crystal Substances 0.000 description 15
- QJVKUMXDEUEQLH-UHFFFAOYSA-N [B].[Fe].[Nd] Chemical compound [B].[Fe].[Nd] QJVKUMXDEUEQLH-UHFFFAOYSA-N 0.000 description 11
- XEEYBQQBJWHFJM-UHFFFAOYSA-N iron Substances [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 7
- 230000009977 dual effect Effects 0.000 description 6
- 238000004663 powder metallurgy Methods 0.000 description 6
- 238000011161 development Methods 0.000 description 4
- 239000000843 powder Substances 0.000 description 4
- 230000003647 oxidation Effects 0.000 description 2
- 238000007254 oxidation reaction Methods 0.000 description 2
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 238000010923 batch production Methods 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 238000005457 optimization Methods 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 238000011160 research Methods 0.000 description 1
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- Hard Magnetic Materials (AREA)
Abstract
Description
Claims (4)
Priority Applications (1)
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CN2012101110955A CN102623166B (zh) | 2012-04-17 | 2012-04-17 | 一种高性能铸态钕铁硼磁体的制备方法 |
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CN2012101110955A CN102623166B (zh) | 2012-04-17 | 2012-04-17 | 一种高性能铸态钕铁硼磁体的制备方法 |
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CN102623166A CN102623166A (zh) | 2012-08-01 |
CN102623166B true CN102623166B (zh) | 2013-11-20 |
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CN2012101110955A Expired - Fee Related CN102623166B (zh) | 2012-04-17 | 2012-04-17 | 一种高性能铸态钕铁硼磁体的制备方法 |
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Families Citing this family (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103632835B (zh) * | 2013-12-03 | 2016-03-02 | 江苏大学 | 一种高性能钕铁硼磁体的快速成形方法 |
CN104134529B (zh) * | 2014-07-21 | 2016-08-17 | 华南理工大学 | 一种各向异性纳米晶钕铁硼磁体及其制备方法与应用 |
CN104376944B (zh) * | 2014-11-21 | 2017-02-22 | 北矿磁材科技股份有限公司 | 一种稀土铁硼磁粉、磁体及磁粉的制备方法 |
WO2016183824A1 (en) * | 2015-05-20 | 2016-11-24 | Robert Bosch Gmbh | Die and method for forming a permanent magnet from a preform and hot deformation system |
CN106834613B (zh) * | 2016-12-30 | 2018-12-28 | 深圳倍声声学技术有限公司 | 一种提高动铁受话器部件磁性能的热处理方法 |
CN107134338B (zh) * | 2017-05-17 | 2020-06-23 | 成都银磁材料有限公司 | 一种复合添加锌和钆的钕铁硼粘结磁粉及其制备方法 |
CN107146673B (zh) * | 2017-05-17 | 2020-06-23 | 成都银磁材料有限公司 | 一种粘结磁粉及其制备方法 |
CN110935826B (zh) * | 2018-09-23 | 2021-08-03 | 哈尔滨工业大学(威海) | 一种细晶弱织构铜合金锥形壳体的成形方法 |
CN111378812B (zh) * | 2020-04-08 | 2021-03-23 | 上海大学 | 一种提高金属锯齿形晶界比例的热处理方法和该热处理方法所用的热处理*** |
CN113102686B (zh) * | 2021-04-01 | 2022-11-29 | 杭州红山磁性材料有限公司 | 铝镍钴整体磁钢取向铸造方法 |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
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US4867809A (en) * | 1988-04-28 | 1989-09-19 | General Motors Corporation | Method for making flakes of RE-Fe-B type magnetically aligned material |
CN1412328A (zh) * | 2001-10-18 | 2003-04-23 | 山东中舜科技发展有限公司 | 铸态钕铁硼生产方法 |
CN1153232C (zh) * | 2001-11-16 | 2004-06-09 | 清华大学 | 一种利用放电等离子烧结制备稀土永磁材料的方法 |
CN100456395C (zh) * | 2006-08-25 | 2009-01-28 | 浙江大学 | 高耐腐蚀性烧结钕铁硼的制备方法 |
CN101693264B (zh) * | 2009-10-16 | 2011-02-16 | 江苏大学 | 大型等通道转角大应变挤压模具 |
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