CN102655050B - 一种高性能耐高温纳米复合永磁体的制备方法 - Google Patents
一种高性能耐高温纳米复合永磁体的制备方法 Download PDFInfo
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- CN102655050B CN102655050B CN2012101350643A CN201210135064A CN102655050B CN 102655050 B CN102655050 B CN 102655050B CN 2012101350643 A CN2012101350643 A CN 2012101350643A CN 201210135064 A CN201210135064 A CN 201210135064A CN 102655050 B CN102655050 B CN 102655050B
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- 239000002131 composite material Substances 0.000 title claims abstract description 27
- 238000000034 method Methods 0.000 title claims abstract description 20
- 239000000843 powder Substances 0.000 claims abstract description 45
- 239000013078 crystal Substances 0.000 claims abstract description 37
- 229910000938 samarium–cobalt magnet Inorganic materials 0.000 claims abstract description 31
- 229910045601 alloy Inorganic materials 0.000 claims abstract description 24
- 239000000956 alloy Substances 0.000 claims abstract description 24
- 229910001172 neodymium magnet Inorganic materials 0.000 claims abstract description 23
- 238000010791 quenching Methods 0.000 claims abstract description 22
- 230000000171 quenching effect Effects 0.000 claims abstract description 22
- 238000005245 sintering Methods 0.000 claims abstract description 20
- 238000002360 preparation method Methods 0.000 claims abstract description 15
- 239000002994 raw material Substances 0.000 claims abstract description 15
- 238000002844 melting Methods 0.000 claims abstract description 14
- 230000008018 melting Effects 0.000 claims abstract description 14
- 238000005303 weighing Methods 0.000 claims abstract description 13
- 239000003607 modifier Substances 0.000 claims abstract description 10
- 238000000713 high-energy ball milling Methods 0.000 claims abstract description 8
- 239000002114 nanocomposite Substances 0.000 claims description 42
- 238000005275 alloying Methods 0.000 claims description 16
- 239000000463 material Substances 0.000 claims description 13
- 229910052802 copper Inorganic materials 0.000 claims description 10
- 238000010438 heat treatment Methods 0.000 claims description 6
- 239000011812 mixed powder Substances 0.000 claims description 6
- 239000000203 mixture Substances 0.000 claims description 5
- 229910052692 Dysprosium Inorganic materials 0.000 claims description 3
- 229910052771 Terbium Inorganic materials 0.000 claims description 3
- 229910052710 silicon Inorganic materials 0.000 claims description 3
- 229910052688 Gadolinium Inorganic materials 0.000 claims description 2
- 229910052689 Holmium Inorganic materials 0.000 claims description 2
- 229910052777 Praseodymium Inorganic materials 0.000 claims description 2
- 229910052782 aluminium Inorganic materials 0.000 claims description 2
- -1 by batch mixer Substances 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
- 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
- 239000000696 magnetic material Substances 0.000 abstract description 3
- 238000010923 batch production Methods 0.000 abstract description 2
- 238000002156 mixing Methods 0.000 abstract 2
- 238000003825 pressing Methods 0.000 abstract 1
- 239000010949 copper Substances 0.000 description 9
- 238000005516 engineering process Methods 0.000 description 9
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 8
- QJVKUMXDEUEQLH-UHFFFAOYSA-N [B].[Fe].[Nd] Chemical compound [B].[Fe].[Nd] QJVKUMXDEUEQLH-UHFFFAOYSA-N 0.000 description 5
- 150000001875 compounds Chemical class 0.000 description 4
- 230000015572 biosynthetic process Effects 0.000 description 2
- 230000000295 complement effect Effects 0.000 description 2
- 230000003647 oxidation Effects 0.000 description 2
- 238000007254 oxidation reaction Methods 0.000 description 2
- 229910052761 rare earth metal Inorganic materials 0.000 description 2
- 208000034189 Sclerosis Diseases 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000009792 diffusion process Methods 0.000 description 1
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- 230000005611 electricity Effects 0.000 description 1
- 238000004134 energy conservation Methods 0.000 description 1
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- 238000010406 interfacial reaction Methods 0.000 description 1
- 238000005457 optimization Methods 0.000 description 1
- 230000004224 protection Effects 0.000 description 1
- 150000002910 rare earth metals Chemical class 0.000 description 1
- 238000005496 tempering Methods 0.000 description 1
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- Powder Metallurgy (AREA)
- Manufacturing Cores, Coils, And Magnets (AREA)
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Cited By (1)
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CN108723355A (zh) * | 2018-05-31 | 2018-11-02 | 江苏大学 | 放电等离子烧结制备磁性Sm2Co17/Al-Ni-Co复合材料的方法和应用 |
Families Citing this family (21)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103390477B (zh) * | 2013-08-08 | 2015-12-09 | 内蒙古科技大学 | Sm-Co基和Nd-Fe-B基复合磁体及其制备方法 |
CN104299768B (zh) * | 2014-11-09 | 2016-09-28 | 内蒙古科技大学 | 一种制备Sm-Co/Nd-Fe-B复合永磁材料的方法 |
CN104576022B (zh) * | 2014-12-03 | 2017-06-27 | 中国科学院宁波材料技术与工程研究所 | 稀土永磁体的制备方法 |
CN104759628A (zh) * | 2015-01-26 | 2015-07-08 | 横店集团东磁股份有限公司 | 一种耐高温烧结NdFeB永磁材料的制备方法 |
CN105428050A (zh) * | 2015-11-26 | 2016-03-23 | 宁波科星材料科技有限公司 | 一种高性能复合磁体的制备方法 |
CN105632749B (zh) * | 2015-12-29 | 2017-12-05 | 江苏大学 | 一种高性能各向异性纳米复合磁体的制备方法 |
CN105448513B (zh) * | 2015-12-29 | 2017-09-05 | 江苏大学 | 一种多相复合永磁体的制备方法 |
CN105469918A (zh) * | 2015-12-30 | 2016-04-06 | 江苏大学 | 一种高电阻率复合永磁体及其制备方法 |
CN106158203B (zh) * | 2016-05-20 | 2018-07-17 | 浙江凯文磁业有限公司 | 一种高矫顽力高稳定性钕铁硼磁体的制备方法 |
CN106298136A (zh) * | 2016-10-10 | 2017-01-04 | 北京工业大学 | 一种热变形法制备掺杂PrCu合金的NdFeB/SmCo5复合永磁体的方法 |
CN106298132B (zh) * | 2016-10-10 | 2018-11-30 | 北京工业大学 | 一种热变形法制备掺杂PrCu合金的SmCo5永磁体的方法 |
CN106298131B (zh) * | 2016-10-10 | 2018-08-14 | 北京工业大学 | 一种热变形法制备掺杂PrCu合金的PrCo5永磁体的方法 |
CN106298137A (zh) * | 2016-10-10 | 2017-01-04 | 北京工业大学 | 一种热变形法制备掺杂PrCu合金的PrFeB/PrCo5复合永磁体的方法 |
CN107470622A (zh) * | 2017-08-24 | 2017-12-15 | 南昌航空大学 | 一种通过热变形制备无稀土各向异性Mn‑Al‑C永磁合金的方法 |
CN110323030B (zh) * | 2018-03-28 | 2022-09-16 | 燕山大学 | 具有多片层叠结构的稀土永磁复合磁体及其制备方法 |
CN108735415B (zh) * | 2018-05-23 | 2019-11-19 | 包头天和磁材科技股份有限公司 | 钐钴磁铁及其制备方法 |
CN108899150B (zh) * | 2018-09-10 | 2020-10-16 | 重庆科技学院 | 一种Nd-Fe-B/Sm-Co复合粘结磁体及其制备方法 |
CN109972027A (zh) * | 2018-12-24 | 2019-07-05 | 南昌航空大学 | 一种通过低熔点PrCu晶间相添加制备各向异性CeFeB永磁合金的方法 |
CN113593874A (zh) * | 2021-06-30 | 2021-11-02 | 中国计量大学 | 一种高性能钐钴/钕铁硼双相复合磁体材料的制备方法 |
CN113539664B (zh) * | 2021-07-27 | 2023-03-31 | 中国计量大学 | 一种Sm基各向异性复合磁体的制备方法 |
CN114360882B (zh) * | 2021-12-31 | 2023-03-28 | 华南理工大学 | 一种具有纳米氧化物/双尺度软磁内核功能基元的磁粉芯及其制备方法与应用 |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2003124012A (ja) * | 2001-10-12 | 2003-04-25 | Hitachi Ltd | 複合磁石、複合磁性材料、および、モータ |
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 |
CN100365745C (zh) * | 2005-07-27 | 2008-01-30 | 北京工业大学 | 稀土铁系双相纳米晶复合永磁材料的制备方法 |
CN100394518C (zh) * | 2006-08-04 | 2008-06-11 | 北京工业大学 | 一种制备高矫顽力烧结稀土-铁-硼永磁材料的方法 |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
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CN108723355A (zh) * | 2018-05-31 | 2018-11-02 | 江苏大学 | 放电等离子烧结制备磁性Sm2Co17/Al-Ni-Co复合材料的方法和应用 |
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Effective date of registration: 20220114 Address after: 274000 Yanhe Road, Heze High-tech Zone, Shandong Province, 1999 Patentee after: LONDERFUL NEW MATERIAL TECHNOLOGY Corp. Address before: No. 159, Chengjiang Middle Road, Jiangyin City, Wuxi City, Jiangsu Province Patentee before: Jiangyin Intellectual Property Operation Co.,Ltd. |
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Effective date of registration: 20221116 Address after: 226,000 No. 1, Langfeng Road, Nanyang Town, Qidong City, Nantong City, Jiangsu Province Patentee after: Langfeng new material Qidong Co.,Ltd. Address before: 274000 Yanhe Road, Heze High-tech Zone, Shandong Province, 1999 Patentee before: LONDERFUL NEW MATERIAL TECHNOLOGY Corp. |
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