CN103632834B - 一种高性能各向异性钕铁硼磁体的制备方法 - Google Patents
一种高性能各向异性钕铁硼磁体的制备方法 Download PDFInfo
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- CN103632834B CN103632834B CN201310637736.5A CN201310637736A CN103632834B CN 103632834 B CN103632834 B CN 103632834B CN 201310637736 A CN201310637736 A CN 201310637736A CN 103632834 B CN103632834 B CN 103632834B
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- iron boron
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- 229910001172 neodymium magnet Inorganic materials 0.000 title claims abstract description 52
- 238000002360 preparation method Methods 0.000 title claims abstract description 14
- 238000000034 method Methods 0.000 claims abstract description 37
- QJVKUMXDEUEQLH-UHFFFAOYSA-N [B].[Fe].[Nd] Chemical compound [B].[Fe].[Nd] QJVKUMXDEUEQLH-UHFFFAOYSA-N 0.000 claims abstract description 31
- 229910000521 B alloy Inorganic materials 0.000 claims abstract description 27
- XEEYBQQBJWHFJM-UHFFFAOYSA-N iron Substances [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims abstract description 27
- 238000001540 jet deposition Methods 0.000 claims abstract description 19
- 238000005496 tempering Methods 0.000 claims abstract description 14
- 238000005516 engineering process Methods 0.000 claims abstract description 13
- 239000000463 material Substances 0.000 claims abstract description 13
- 238000010438 heat treatment Methods 0.000 claims abstract description 12
- 230000015572 biosynthetic process Effects 0.000 claims abstract description 11
- 239000000203 mixture Substances 0.000 claims abstract description 11
- 230000008018 melting Effects 0.000 claims abstract description 10
- 238000002844 melting Methods 0.000 claims abstract description 10
- 238000007670 refining Methods 0.000 claims abstract description 9
- 238000000465 moulding Methods 0.000 claims abstract description 8
- 239000002994 raw material Substances 0.000 claims abstract description 8
- 239000013049 sediment Substances 0.000 claims description 15
- 239000013078 crystal Substances 0.000 claims description 11
- XKRFYHLGVUSROY-UHFFFAOYSA-N Argon Chemical group [Ar] XKRFYHLGVUSROY-UHFFFAOYSA-N 0.000 claims description 10
- 238000000889 atomisation Methods 0.000 claims description 8
- 230000009977 dual effect Effects 0.000 claims description 8
- 229910052786 argon Inorganic materials 0.000 claims description 5
- 239000007789 gas Substances 0.000 claims description 5
- 239000001307 helium Substances 0.000 claims description 4
- 229910052734 helium Inorganic materials 0.000 claims description 4
- SWQJXJOGLNCZEY-UHFFFAOYSA-N helium atom Chemical compound [He] SWQJXJOGLNCZEY-UHFFFAOYSA-N 0.000 claims description 4
- 229910052692 Dysprosium Inorganic materials 0.000 claims description 2
- 229910052777 Praseodymium Inorganic materials 0.000 claims description 2
- 229910052771 Terbium Inorganic materials 0.000 claims description 2
- 229910052782 aluminium Inorganic materials 0.000 claims description 2
- 229910052802 copper 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
- 229910052759 nickel Inorganic materials 0.000 claims description 2
- 229910052758 niobium Inorganic materials 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
- 238000010923 batch production Methods 0.000 abstract description 2
- 239000000696 magnetic material Substances 0.000 abstract description 2
- 239000000843 powder Substances 0.000 description 4
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000005457 optimization Methods 0.000 description 2
- 230000003647 oxidation Effects 0.000 description 2
- 238000007254 oxidation reaction Methods 0.000 description 2
- 238000004663 powder metallurgy Methods 0.000 description 2
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 229910001338 liquidmetal Inorganic materials 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 238000007712 rapid solidification Methods 0.000 description 1
- 229910052761 rare earth metal Inorganic materials 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 238000005245 sintering Methods 0.000 description 1
- 238000005728 strengthening Methods 0.000 description 1
- 238000003786 synthesis reaction Methods 0.000 description 1
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- Hard Magnetic Materials (AREA)
- Manufacturing Cores, Coils, And Magnets (AREA)
Abstract
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CN201310637736.5A CN103632834B (zh) | 2013-12-03 | 2013-12-03 | 一种高性能各向异性钕铁硼磁体的制备方法 |
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CN103632834A CN103632834A (zh) | 2014-03-12 |
CN103632834B true CN103632834B (zh) | 2015-12-02 |
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Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
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JP6221978B2 (ja) * | 2014-07-25 | 2017-11-01 | トヨタ自動車株式会社 | 希土類磁石の製造方法 |
CN105779886B (zh) * | 2014-12-24 | 2019-02-01 | 肇庆三环京粤磁材有限责任公司 | 钕铁硼合金真空熔炼方法 |
CN107045910B (zh) * | 2017-03-27 | 2019-02-19 | 河北工业大学 | 一种Nd-Fe-B薄带磁体及其制备方法 |
CN110136945A (zh) * | 2018-02-09 | 2019-08-16 | 宁波招宝磁业有限公司 | 一种高性能各向异性钕铁硼磁体的制备方法 |
EP4152348B1 (en) * | 2020-06-23 | 2024-05-08 | Ningbo Institute of Materials Technology & Engineering, Chinese Academy of Sciences | Preparation method for heavy rare earth-free high-performance neodymium-iron-boron permanent magnet material |
Citations (6)
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CN1043649A (zh) * | 1988-12-31 | 1990-07-11 | 吴成义 | 钕铁硼球形非晶微晶粉末制备方法 |
CN1082759A (zh) * | 1993-07-31 | 1994-02-23 | 冶金工业部钢铁研究总院 | 钕铁硼永磁铁的制造方法 |
CN1105474A (zh) * | 1993-12-10 | 1995-07-19 | 住友特殊金属株式会社 | 铁基永久磁铁及其制造方法以及用于永久粘结磁铁的铁基永久磁铁合金粉和铁基粘结磁铁 |
CN1549867A (zh) * | 2001-09-03 | 2004-11-24 | �Ѻ͵繤��ʽ���� | 稀土磁体合金铸块、其生产方法、r-t-b型磁体合金铸块、r-t-b型磁体、r-t-b型粘结磁体、r-t-b型交换弹性磁体合金铸块、r-t-b型交换弹性磁体和r-t-b型交换弹性粘结磁体 |
CN101593591A (zh) * | 2009-04-14 | 2009-12-02 | 燕山大学 | 低Nd各向异性Nd2Fe14B/α-Fe复合纳米晶磁体及制备方法 |
CN103151161A (zh) * | 2013-03-22 | 2013-06-12 | 四川大学 | 热变形磁体定向破碎制备各向异性钕铁硼磁粉的方法 |
-
2013
- 2013-12-03 CN CN201310637736.5A patent/CN103632834B/zh active Active
Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1043649A (zh) * | 1988-12-31 | 1990-07-11 | 吴成义 | 钕铁硼球形非晶微晶粉末制备方法 |
CN1082759A (zh) * | 1993-07-31 | 1994-02-23 | 冶金工业部钢铁研究总院 | 钕铁硼永磁铁的制造方法 |
CN1105474A (zh) * | 1993-12-10 | 1995-07-19 | 住友特殊金属株式会社 | 铁基永久磁铁及其制造方法以及用于永久粘结磁铁的铁基永久磁铁合金粉和铁基粘结磁铁 |
CN1549867A (zh) * | 2001-09-03 | 2004-11-24 | �Ѻ͵繤��ʽ���� | 稀土磁体合金铸块、其生产方法、r-t-b型磁体合金铸块、r-t-b型磁体、r-t-b型粘结磁体、r-t-b型交换弹性磁体合金铸块、r-t-b型交换弹性磁体和r-t-b型交换弹性粘结磁体 |
CN101593591A (zh) * | 2009-04-14 | 2009-12-02 | 燕山大学 | 低Nd各向异性Nd2Fe14B/α-Fe复合纳米晶磁体及制备方法 |
CN103151161A (zh) * | 2013-03-22 | 2013-06-12 | 四川大学 | 热变形磁体定向破碎制备各向异性钕铁硼磁粉的方法 |
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Application publication date: 20140312 Assignee: Dongtai Donggao Electronic Information Technology Co.,Ltd. Assignor: Dongtai Chengdong science and Technology Pioneer Park Management Co.,Ltd. Contract record no.: X2023980045160 Denomination of invention: A preparation method for high-performance anisotropic neodymium iron boron magnets Granted publication date: 20151202 License type: Common License Record date: 20231102 |
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Application publication date: 20140312 Assignee: Dongtai Gaoxin Mechanical Equipment Co.,Ltd. Assignor: Dongtai Chengdong science and Technology Pioneer Park Management Co.,Ltd. Contract record no.: X2023980046304 Denomination of invention: A preparation method for high-performance anisotropic neodymium iron boron magnets Granted publication date: 20151202 License type: Common License Record date: 20231110 |