JPH11307379A - Ｒ−Ｆｅ−Ｂ系磁石の製造方法 - Google Patents
Ｒ−Ｆｅ−Ｂ系磁石の製造方法Info
- Publication number
- JPH11307379A JPH11307379A JP10123955A JP12395598A JPH11307379A JP H11307379 A JPH11307379 A JP H11307379A JP 10123955 A JP10123955 A JP 10123955A JP 12395598 A JP12395598 A JP 12395598A JP H11307379 A JPH11307379 A JP H11307379A
- Authority
- JP
- Japan
- Prior art keywords
- magnetic field
- magnet
- orientation
- raw material
- mold
- 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.)
- Pending
Links
- 238000004519 manufacturing process Methods 0.000 title claims description 9
- 239000000843 powder Substances 0.000 claims abstract description 37
- 239000002994 raw material Substances 0.000 claims abstract description 25
- 230000032683 aging Effects 0.000 claims description 5
- 238000005245 sintering Methods 0.000 claims description 4
- 238000011049 filling Methods 0.000 claims description 3
- 238000001816 cooling Methods 0.000 description 13
- 238000000465 moulding Methods 0.000 description 8
- 239000001307 helium Substances 0.000 description 6
- 229910052734 helium Inorganic materials 0.000 description 6
- SWQJXJOGLNCZEY-UHFFFAOYSA-N helium atom Chemical compound [He] SWQJXJOGLNCZEY-UHFFFAOYSA-N 0.000 description 6
- XEEYBQQBJWHFJM-UHFFFAOYSA-N iron Substances [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 6
- 239000007788 liquid Substances 0.000 description 6
- 230000004907 flux Effects 0.000 description 5
- 238000000034 method Methods 0.000 description 5
- 238000010438 heat treatment Methods 0.000 description 4
- 239000000203 mixture Substances 0.000 description 4
- 229910000521 B alloy Inorganic materials 0.000 description 3
- 238000009694 cold isostatic pressing Methods 0.000 description 3
- 239000004020 conductor Substances 0.000 description 3
- 229910052742 iron Inorganic materials 0.000 description 3
- XKRFYHLGVUSROY-UHFFFAOYSA-N Argon Chemical compound [Ar] XKRFYHLGVUSROY-UHFFFAOYSA-N 0.000 description 2
- 229910052796 boron Inorganic materials 0.000 description 2
- 230000007423 decrease Effects 0.000 description 2
- 239000012530 fluid Substances 0.000 description 2
- 239000011888 foil Substances 0.000 description 2
- 239000007789 gas Substances 0.000 description 2
- 239000012535 impurity Substances 0.000 description 2
- 238000011068 loading method Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000005551 mechanical alloying Methods 0.000 description 2
- 229910052751 metal Inorganic materials 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 229910052758 niobium Inorganic materials 0.000 description 2
- 238000010298 pulverizing process Methods 0.000 description 2
- 229910052761 rare earth metal Inorganic materials 0.000 description 2
- 238000006467 substitution reaction Methods 0.000 description 2
- 229910052684 Cerium Inorganic materials 0.000 description 1
- 229910052692 Dysprosium Inorganic materials 0.000 description 1
- 229910052691 Erbium Inorganic materials 0.000 description 1
- 229910052693 Europium Inorganic materials 0.000 description 1
- 229910052688 Gadolinium Inorganic materials 0.000 description 1
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 1
- 229910052765 Lutetium Inorganic materials 0.000 description 1
- 229910052779 Neodymium Inorganic materials 0.000 description 1
- 229910052777 Praseodymium Inorganic materials 0.000 description 1
- 229910052772 Samarium Inorganic materials 0.000 description 1
- 235000002597 Solanum melongena Nutrition 0.000 description 1
- 244000061458 Solanum melongena Species 0.000 description 1
- 229910052775 Thulium Inorganic materials 0.000 description 1
- 229910052769 Ytterbium Inorganic materials 0.000 description 1
- 229910045601 alloy Inorganic materials 0.000 description 1
- 239000000956 alloy Substances 0.000 description 1
- JZQOJFLIJNRDHK-CMDGGOBGSA-N alpha-irone Chemical compound CC1CC=C(C)C(\C=C\C(C)=O)C1(C)C JZQOJFLIJNRDHK-CMDGGOBGSA-N 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- 229910052787 antimony Inorganic materials 0.000 description 1
- 229910052786 argon Inorganic materials 0.000 description 1
- 238000005266 casting Methods 0.000 description 1
- 229910052804 chromium Inorganic materials 0.000 description 1
- 230000000052 comparative effect Effects 0.000 description 1
- 239000013078 crystal Substances 0.000 description 1
- 230000005347 demagnetization Effects 0.000 description 1
- 229910052733 gallium Inorganic materials 0.000 description 1
- 238000009689 gas atomisation Methods 0.000 description 1
- 229910052732 germanium Inorganic materials 0.000 description 1
- 229910052735 hafnium Inorganic materials 0.000 description 1
- 239000001257 hydrogen Substances 0.000 description 1
- 229910052739 hydrogen Inorganic materials 0.000 description 1
- 238000009776 industrial production Methods 0.000 description 1
- 239000011261 inert gas Substances 0.000 description 1
- 239000011810 insulating material Substances 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 229910052746 lanthanum Inorganic materials 0.000 description 1
- 229910052748 manganese Inorganic materials 0.000 description 1
- 229910052750 molybdenum Inorganic materials 0.000 description 1
- 229910052759 nickel Inorganic materials 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 229910052710 silicon Inorganic materials 0.000 description 1
- 229910052715 tantalum Inorganic materials 0.000 description 1
- 229910052718 tin Inorganic materials 0.000 description 1
- 229910052719 titanium Inorganic materials 0.000 description 1
- 229910052721 tungsten Inorganic materials 0.000 description 1
- 229910052720 vanadium Inorganic materials 0.000 description 1
- 229910052727 yttrium Inorganic materials 0.000 description 1
- 229910052725 zinc Inorganic materials 0.000 description 1
- 229910052726 zirconium Inorganic materials 0.000 description 1
- 229910000859 α-Fe Inorganic materials 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
- H01F41/0273—Imparting anisotropy
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Powder Metallurgy (AREA)
- Hard Magnetic Materials (AREA)
- Manufacturing Cores, Coils, And Magnets (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10123955A JPH11307379A (ja) | 1998-04-16 | 1998-04-16 | Ｒ−Ｆｅ−Ｂ系磁石の製造方法 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10123955A JPH11307379A (ja) | 1998-04-16 | 1998-04-16 | Ｒ−Ｆｅ−Ｂ系磁石の製造方法 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH11307379A true JPH11307379A (ja) | 1999-11-05 |
| JPH11307379A5 JPH11307379A5 (enExample) | 2005-08-18 |
Family
ID=14873490
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP10123955A Pending JPH11307379A (ja) | 1998-04-16 | 1998-04-16 | Ｒ−Ｆｅ−Ｂ系磁石の製造方法 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH11307379A (enExample) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2003031432A (ja) * | 2001-07-16 | 2003-01-31 | Showa Denko Kk | 希土類焼結磁石の製造方法および希土類焼結磁石 |
| CN102479599A (zh) * | 2010-11-29 | 2012-05-30 | 湖南吉瑞斯材料科技有限公司 | 永磁体的制作方法 |
| FR3104058A1 (fr) * | 2019-12-09 | 2021-06-11 | Sintermat | Procédé de fabrication d’une pièce solide par traitement de frittage à chaud d’au moins une matière organique solide |
-
1998
- 1998-04-16 JP JP10123955A patent/JPH11307379A/ja active Pending
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2003031432A (ja) * | 2001-07-16 | 2003-01-31 | Showa Denko Kk | 希土類焼結磁石の製造方法および希土類焼結磁石 |
| CN102479599A (zh) * | 2010-11-29 | 2012-05-30 | 湖南吉瑞斯材料科技有限公司 | 永磁体的制作方法 |
| FR3104058A1 (fr) * | 2019-12-09 | 2021-06-11 | Sintermat | Procédé de fabrication d’une pièce solide par traitement de frittage à chaud d’au moins une matière organique solide |
| WO2021116598A1 (fr) * | 2019-12-09 | 2021-06-17 | Sintermat | Procede de fabrication d'une piece solide par traitement de frittage a chaud d'au moins une matiere organique solide |
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