CN107993828B - 一种永磁体合金材料的制备工艺 - Google Patents
一种永磁体合金材料的制备工艺 Download PDFInfo
- Publication number
- CN107993828B CN107993828B CN201711194655.7A CN201711194655A CN107993828B CN 107993828 B CN107993828 B CN 107993828B CN 201711194655 A CN201711194655 A CN 201711194655A CN 107993828 B CN107993828 B CN 107993828B
- Authority
- CN
- China
- Prior art keywords
- alloy
- heat treatment
- rare earth
- permanent magnet
- powder
- 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
Links
- 239000000956 alloy Substances 0.000 title claims abstract description 132
- 238000002360 preparation method Methods 0.000 title claims abstract description 13
- 229910045601 alloy Inorganic materials 0.000 claims abstract description 88
- 229910052761 rare earth metal Inorganic materials 0.000 claims abstract description 52
- 150000002910 rare earth metals Chemical class 0.000 claims abstract description 37
- 238000010438 heat treatment Methods 0.000 claims abstract description 31
- 238000003723 Smelting Methods 0.000 claims abstract description 25
- 238000000034 method Methods 0.000 claims abstract description 24
- 238000005245 sintering Methods 0.000 claims abstract description 15
- 229910001172 neodymium magnet Inorganic materials 0.000 claims abstract description 11
- 239000000843 powder Substances 0.000 claims description 35
- 239000000463 material Substances 0.000 claims description 23
- 229910052782 aluminium Inorganic materials 0.000 claims description 13
- 229910001004 magnetic alloy Inorganic materials 0.000 claims description 13
- 229910052726 zirconium Inorganic materials 0.000 claims description 13
- 229910052733 gallium Inorganic materials 0.000 claims description 12
- 229910052802 copper Inorganic materials 0.000 claims description 10
- 239000002245 particle Substances 0.000 claims description 9
- 229910052796 boron Inorganic materials 0.000 claims description 8
- 229910052689 Holmium Inorganic materials 0.000 claims description 7
- 229910052779 Neodymium Inorganic materials 0.000 claims description 7
- 238000000748 compression moulding Methods 0.000 claims description 7
- 238000002156 mixing Methods 0.000 claims description 7
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 claims description 6
- 229910052739 hydrogen Inorganic materials 0.000 claims description 6
- 239000001257 hydrogen Substances 0.000 claims description 6
- 229910052742 iron Inorganic materials 0.000 claims description 6
- 229910052751 metal Inorganic materials 0.000 claims description 5
- 239000002184 metal Substances 0.000 claims description 4
- 238000000465 moulding Methods 0.000 claims description 4
- 238000003825 pressing Methods 0.000 claims description 3
- 230000001681 protective effect Effects 0.000 claims description 3
- 238000005303 weighing Methods 0.000 claims description 3
- 239000012535 impurity Substances 0.000 claims description 2
- 230000005347 demagnetization Effects 0.000 abstract description 6
- 230000004580 weight loss Effects 0.000 abstract description 5
- 230000007423 decrease Effects 0.000 abstract description 4
- 230000005415 magnetization Effects 0.000 abstract description 4
- 239000000203 mixture Substances 0.000 abstract description 3
- 239000002994 raw material Substances 0.000 abstract description 3
- 230000000694 effects Effects 0.000 description 8
- 239000005300 metallic glass Substances 0.000 description 6
- 238000009792 diffusion process Methods 0.000 description 5
- 230000035882 stress Effects 0.000 description 5
- 230000009286 beneficial effect Effects 0.000 description 4
- 238000004519 manufacturing process Methods 0.000 description 4
- 238000012360 testing method Methods 0.000 description 4
- 230000015572 biosynthetic process Effects 0.000 description 3
- 230000000052 comparative effect Effects 0.000 description 3
- 230000007797 corrosion Effects 0.000 description 3
- 238000005260 corrosion Methods 0.000 description 3
- 238000011161 development Methods 0.000 description 3
- 230000018109 developmental process Effects 0.000 description 3
- 239000013078 crystal Substances 0.000 description 2
- 238000011156 evaluation Methods 0.000 description 2
- 238000002844 melting Methods 0.000 description 2
- 230000008018 melting Effects 0.000 description 2
- 238000012827 research and development Methods 0.000 description 2
- 229920006395 saturated elastomer Polymers 0.000 description 2
- 229910052692 Dysprosium Inorganic materials 0.000 description 1
- 229910000807 Ga alloy Inorganic materials 0.000 description 1
- 229910052771 Terbium Inorganic materials 0.000 description 1
- 229910001093 Zr alloy Inorganic materials 0.000 description 1
- 230000006978 adaptation Effects 0.000 description 1
- 230000032683 aging Effects 0.000 description 1
- 238000004378 air conditioning Methods 0.000 description 1
- 238000005275 alloying Methods 0.000 description 1
- 238000010923 batch production Methods 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 238000002425 crystallisation Methods 0.000 description 1
- 230000008025 crystallization Effects 0.000 description 1
- 238000010790 dilution Methods 0.000 description 1
- 239000012895 dilution Substances 0.000 description 1
- 239000006185 dispersion Substances 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 229910000765 intermetallic Inorganic materials 0.000 description 1
- 210000003127 knee Anatomy 0.000 description 1
- 238000007561 laser diffraction method Methods 0.000 description 1
- 239000000696 magnetic material Substances 0.000 description 1
- 230000005389 magnetism Effects 0.000 description 1
- 239000008204 material by function Substances 0.000 description 1
- 229910052759 nickel Inorganic materials 0.000 description 1
- 238000013421 nuclear magnetic resonance imaging Methods 0.000 description 1
- 238000011056 performance test Methods 0.000 description 1
- 238000010248 power generation Methods 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 230000035945 sensitivity Effects 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 229910052718 tin Inorganic materials 0.000 description 1
- 230000007704 transition Effects 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Chemical class O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
- 230000003313 weakening effect Effects 0.000 description 1
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
- 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
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F1/00—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties
- H01F1/01—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials
- H01F1/03—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity
- H01F1/032—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity of hard-magnetic materials
- H01F1/04—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity of hard-magnetic materials metals or alloys
- H01F1/047—Alloys characterised by their composition
- H01F1/053—Alloys characterised by their composition containing rare earth metals
- H01F1/055—Alloys characterised by their composition containing rare earth metals and magnetic transition metals, e.g. SmCo5
- H01F1/057—Alloys characterised by their composition containing rare earth metals and magnetic transition metals, e.g. SmCo5 and IIIa elements, e.g. Nd2Fe14B
- H01F1/0571—Alloys characterised by their composition containing rare earth metals and magnetic transition metals, e.g. SmCo5 and IIIa elements, e.g. Nd2Fe14B in the form of particles, e.g. rapid quenched powders or ribbon flakes
- H01F1/0575—Alloys characterised by their composition containing rare earth metals and magnetic transition metals, e.g. SmCo5 and IIIa elements, e.g. Nd2Fe14B in the form of particles, e.g. rapid quenched powders or ribbon flakes pressed, sintered or bonded together
- H01F1/0577—Alloys characterised by their composition containing rare earth metals and magnetic transition metals, e.g. SmCo5 and IIIa elements, e.g. Nd2Fe14B in the form of particles, e.g. rapid quenched powders or ribbon flakes pressed, sintered or bonded together sintered
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- Inorganic Chemistry (AREA)
- Manufacturing & Machinery (AREA)
- Hard Magnetic Materials (AREA)
- Powder Metallurgy (AREA)
Abstract
Description
序号 | A | B | C | D | E | F | G | H |
1 | 1360×0.8 | 1450×1.7 | 10 | 2 | 1000×3 | 860×2.8 | 630×1.5 | 350×1.5 |
2 | 1380×1 | 1460×2 | 12 | 4 | 1020×4 | 870×3 | 650×2 | 400×2 |
3 | 1400×1.2 | 1480×2.3 | 15 | 4 | 1040×4.5 | 880×3.3 | 680×2.5 | 450×2.5 |
1# | 1300×1 | 1460×2.5 | 13 | 4 | 1030×3.5 | 890×3 | 640×2.8 | 380×2.2 |
2# | 1390×1.5 | 1300×1.8 | 11 | 3 | 1040×5 | 870×2.5 | 660×1 | 420×2 |
3# | 1400×1.1 | 1470×2 | 20 | 6 | 1010×4.5 | 880×3.5 | 660×2.3 | 400×2.1 |
4# | 1380×1.5 | 1460×2.2 | 10 | 4 | 1040×4.5 | 860×3.3 | 670×2.5 | 420×2.5 |
5# | 1390×1.2 | 1470×1.5 | 12 | 3 | 1030×3 | 800×3 | 650×2.5 | 410×1.8 |
6# | 1360×1 | 1450×2 | 11 | 3 | 1030×3 | 880×2.8 | 550×3 | 380×2.5 |
7# | 1370×1.3 | 1420×2.5 | 10 | 3 | 1020×3.5 | 880×2.5 | 650×2 | - |
序号 | B<sub>r</sub> | H<sub>c</sub>J | H<sub>k</sub> | H<sub>k</sub>/H<sub>c</sub>J | (H<sub>c</sub>J-H<sub>c</sub>J’)/H<sub>c</sub>J | 失重 |
1 | 1235 | 2400 | 2220 | 0.925 | 2.7 | 2.2 |
2 | 1264 | 2420 | 2306 | 0.953 | 1.7 | 1.8 |
3 | 1217 | 2396 | 2230 | 0.931 | 2.3 | 2.5 |
1# | 1157 | 2274 | 2092 | 0.920 | 2.0 | 2.1 |
2# | 1195 | 2207 | 1982 | 0.898 | 3.2 | 2.5 |
3# | 1042 | 2156 | 1781 | 0.826 | 3.8 | 3.1 |
4# | 1110 | 2303 | 1875 | 0.814 | 4.0 | 3.5 |
5# | 1241 | 2058 | 1735 | 0.843 | 3.6 | 2.3 |
6# | 1216 | 2357 | 1897 | 0.805 | 2.9 | 3.7 |
7# | 1179 | 2243 | 1918 | 0.855 | 5.3 | 4.2 |
Claims (1)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201711194655.7A CN107993828B (zh) | 2017-11-24 | 2017-11-24 | 一种永磁体合金材料的制备工艺 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201711194655.7A CN107993828B (zh) | 2017-11-24 | 2017-11-24 | 一种永磁体合金材料的制备工艺 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN107993828A CN107993828A (zh) | 2018-05-04 |
CN107993828B true CN107993828B (zh) | 2020-05-08 |
Family
ID=62032039
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201711194655.7A Active CN107993828B (zh) | 2017-11-24 | 2017-11-24 | 一种永磁体合金材料的制备工艺 |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN107993828B (zh) |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN111180159B (zh) * | 2019-12-31 | 2021-12-17 | 厦门钨业股份有限公司 | 一种钕铁硼永磁材料、制备方法、应用 |
CN111633212B (zh) * | 2020-06-24 | 2022-12-13 | 福建省长汀金龙稀土有限公司 | 一种烧结钕铁硼毛坯的处理方法 |
CN111968852A (zh) * | 2020-09-23 | 2020-11-20 | 赣州富尔特电子股份有限公司 | 一种改善钕铁硼磁体晶界扩散磁性能一致性的方法 |
CN112453417A (zh) * | 2020-12-07 | 2021-03-09 | 沈阳翼源盟电器有限公司 | 一种用直流电弧法制备Ho-Al纳米级合金颗粒的方法 |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103981337A (zh) * | 2014-05-26 | 2014-08-13 | 上海交通大学 | 一种烧结钕铁硼的热处理工艺 |
CN105206367A (zh) * | 2015-07-20 | 2015-12-30 | 浙江东阳东磁稀土有限公司 | 一种烧结钕铁硼磁体及其制备方法 |
CN106328331A (zh) * | 2015-06-16 | 2017-01-11 | 有研稀土新材料股份有限公司 | 烧结钕铁硼磁体用辅助合金铸片及其制备方法 |
CN106782971A (zh) * | 2016-12-05 | 2017-05-31 | 湖南航天磁电有限责任公司 | 一种钕铁硼材料及其制备方法 |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101028652A (zh) * | 2007-01-12 | 2007-09-05 | 北京科技大学 | 一种磁场温压成形工艺 |
CN102586682B (zh) * | 2011-01-17 | 2016-01-20 | 三环瓦克华(北京)磁性器件有限公司 | 一种高性能稀土永磁烧结磁体及其制造方法 |
CN102903472B (zh) * | 2012-10-26 | 2016-03-02 | 宁波韵升股份有限公司 | 一种烧结钕铁硼磁体及其制备方法 |
CN103103442A (zh) * | 2013-02-28 | 2013-05-15 | 包头稀土研究院 | 主辅合金法制备钕铁硼的方法 |
-
2017
- 2017-11-24 CN CN201711194655.7A patent/CN107993828B/zh active Active
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103981337A (zh) * | 2014-05-26 | 2014-08-13 | 上海交通大学 | 一种烧结钕铁硼的热处理工艺 |
CN106328331A (zh) * | 2015-06-16 | 2017-01-11 | 有研稀土新材料股份有限公司 | 烧结钕铁硼磁体用辅助合金铸片及其制备方法 |
CN105206367A (zh) * | 2015-07-20 | 2015-12-30 | 浙江东阳东磁稀土有限公司 | 一种烧结钕铁硼磁体及其制备方法 |
CN106782971A (zh) * | 2016-12-05 | 2017-05-31 | 湖南航天磁电有限责任公司 | 一种钕铁硼材料及其制备方法 |
Also Published As
Publication number | Publication date |
---|---|
CN107993828A (zh) | 2018-05-04 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN107993828B (zh) | 一种永磁体合金材料的制备工艺 | |
EP2650886B1 (en) | Preparation method for high-corrosion resistant sintered ndfeb magnet | |
CN102220538B (zh) | 一种提高内禀矫顽力和耐腐蚀性能的烧结钕铁硼制备方法 | |
CN106710765B (zh) | 一种高矫顽力烧结钕铁硼磁体及其制备方法 | |
CN100517520C (zh) | 纳米铝粉晶界改性制备高矫顽力、高耐蚀性磁体方法 | |
CN112562952A (zh) | 一种钕铁硼永磁材料及其制备方法 | |
CN111403163B (zh) | 一种高耐腐蚀性烧结钕铁硼磁体的制备方法 | |
JP2002038245A (ja) | 希土類永久磁石用合金粉末および希土類永久磁石の製造方法 | |
CN112582121A (zh) | 超高性能烧结钐钴磁体的制备方法 | |
US20210129217A1 (en) | Preparation Method of a Rare Earth Anisotropic Bonded Magnetic Powder | |
CN110853857B (zh) | 含Ho和/或Gd的合金、稀土永磁体、原料、制备方法、用途 | |
CN107833725A (zh) | 一种非稀土掺杂新型锰铋永磁材料及其制备方法 | |
CN107146672A (zh) | 一种超高磁性能烧结钕铁硼永磁材料及制备方法 | |
CN106357058A (zh) | 一种高耐腐蚀性电机用烧结钕铁硼磁体的制备方法 | |
CN115732155A (zh) | 一种高矫顽力钕铁硼磁性材料及其制备方法 | |
JP7170377B2 (ja) | Nd-Fe-B系焼結磁性体の製造方法 | |
CN104576022B (zh) | 稀土永磁体的制备方法 | |
CN105355413B (zh) | 一种降低烧结温度制备高磁性烧结钕铁硼的方法 | |
CN111696742B (zh) | 一种无重稀土高性能钕铁硼永磁材料及其制备方法 | |
WO2022199232A1 (zh) | 一种r-t-b系永磁材料及其制备方法和应用 | |
CN106920620A (zh) | 钕铁硼磁体及其制备方法 | |
CN114974779A (zh) | 一种钐基稀土永磁材料及其制备方法与应用 | |
CN107768063B (zh) | 一种高性能永磁体合金材料 | |
CN110875110A (zh) | 含vn粒子的钕铁硼磁性材料及其制备方法 | |
CN112397269A (zh) | 一种钕铁硼永磁合金材料 |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
PB01 | Publication | ||
PB01 | Publication | ||
SE01 | Entry into force of request for substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
TA01 | Transfer of patent application right | ||
TA01 | Transfer of patent application right |
Effective date of registration: 20200409 Address after: 322100 No. 302 Renmin Road, Nan Ma Town, Dongyang City, Jinhua, Zhejiang Applicant after: ZHEJIANG NANCI INDUSTRIAL Co.,Ltd. Address before: 063000 No. 202, No. 1 Gate, 301 Floor, North China Building, Lirong, Henan Province, North District, Tangshan City, Hebei Province Applicant before: Zhou Huiyuan |
|
GR01 | Patent grant | ||
GR01 | Patent grant | ||
PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of invention: Preparation process of a permanent magnet alloy material Effective date of registration: 20230117 Granted publication date: 20200508 Pledgee: Dongyang Branch of China Construction Bank Co.,Ltd. Pledgor: ZHEJIANG NANCI INDUSTRIAL CO.,LTD. Registration number: Y2023330000226 |
|
PC01 | Cancellation of the registration of the contract for pledge of patent right | ||
PC01 | Cancellation of the registration of the contract for pledge of patent right |
Date of cancellation: 20230719 Granted publication date: 20200508 Pledgee: Dongyang Branch of China Construction Bank Co.,Ltd. Pledgor: ZHEJIANG NANCI INDUSTRIAL CO.,LTD. Registration number: Y2023330000226 |
|
PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of invention: Preparation process of a permanent magnet alloy material Effective date of registration: 20230802 Granted publication date: 20200508 Pledgee: Dongyang Branch of China Construction Bank Co.,Ltd. Pledgor: ZHEJIANG NANCI INDUSTRIAL CO.,LTD. Registration number: Y2023980050684 |