JPS61196516U - - Google Patents
Info
- Publication number
- JPS61196516U JPS61196516U JP8053485U JP8053485U JPS61196516U JP S61196516 U JPS61196516 U JP S61196516U JP 8053485 U JP8053485 U JP 8053485U JP 8053485 U JP8053485 U JP 8053485U JP S61196516 U JPS61196516 U JP S61196516U
- Authority
- JP
- Japan
- Prior art keywords
- magnetic
- magnetic field
- compression molding
- flux density
- mold structure
- 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
- 238000000748 compression moulding Methods 0.000 claims description 3
- 230000004907 flux Effects 0.000 claims 2
- 239000000696 magnetic material Substances 0.000 claims 1
- 239000000463 material Substances 0.000 claims 1
- 238000000465 moulding Methods 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 3
- 230000005347 demagnetization Effects 0.000 description 1
- 239000003822 epoxy resin Substances 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 229920000647 polyepoxide Polymers 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
Description
第１図は本考案の磁場中圧縮成形用金型の断面
図。第２図は従来技術の金型の断面図。第３図は
配向磁場掛中の磁力線の流れを示す金型構成図。
第４図は脱磁磁場掛中の磁力線の流れを示す金型
構成図。第５図、第６図、第７図は本考案の一例
を示す金型構造を加圧方向から見た金型の構成図
。
１……ダイ、２……下パンチ、３……磁石粉と
エポキシ樹脂との混合物、４……上パンチ、５…
…磁場コイル、６……非磁性コア、７……磁性コ
ア、８……ポールピース、９……上プレスフレー
ム、１０……下プレスフレーム、１１……磁力線
、１２……非磁性ダイ、１３……リング状非磁性
ダイ。
FIG. 1 is a sectional view of the mold for compression molding in a magnetic field according to the present invention. FIG. 2 is a cross-sectional view of a conventional mold. FIG. 3 is a mold configuration diagram showing the flow of magnetic lines of force during application of an orienting magnetic field.
FIG. 4 is a mold configuration diagram showing the flow of magnetic lines of force during demagnetization. FIG. 5, FIG. 6, and FIG. 7 are block diagrams of a mold structure showing an example of the present invention as viewed from the pressurizing direction. 1...Die, 2...Lower punch, 3...Mixture of magnet powder and epoxy resin, 4...Upper punch, 5...
... Magnetic field coil, 6 ... Non-magnetic core, 7 ... Magnetic core, 8 ... Pole piece, 9 ... Upper press frame, 10 ... Lower press frame, 11 ... Lines of magnetic force, 12 ... Non-magnetic die, 13 ...Ring-shaped non-magnetic die.
Claims (1)
る樹脂結合型永久磁石を磁場中圧縮成形法により
製造する成形用金型構造において、非磁性材料よ
りなるコアの内部に高飽和磁束密度材料（飽和磁
束密度１５．０００Ｇ以上）を組み込んだことを
特徴とする磁場中圧縮成形用金型構造。 In a mold structure for producing a resin-bonded permanent magnet having anisotropy in a direction perpendicular to the direction of pressure molding by compression molding in a magnetic field, a high saturation magnetic flux density material is placed inside a core made of a non-magnetic material. (Saturation magnetic flux density of 15.000 G or more) A mold structure for compression molding in a magnetic field.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP8053485U JPS61196516U (en) | 1985-05-29 | 1985-05-29 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP8053485U JPS61196516U (en) | 1985-05-29 | 1985-05-29 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS61196516U true JPS61196516U (en) | 1986-12-08 |
Family
ID=30626472
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP8053485U Pending JPS61196516U (en) | 1985-05-29 | 1985-05-29 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS61196516U (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2002036335A1 (en) * | 2000-11-06 | 2002-05-10 | Sumitomo Special Metals Co., Ltd. | Method and device for powder press molding, and method of manufacturing rare-earth magnet |
| JP2002361495A (en) * | 2001-06-07 | 2002-12-18 | Sumitomo Special Metals Co Ltd | Device and method for pressing powder |
| JP2003086443A (en) * | 2001-09-11 | 2003-03-20 | Sumitomo Special Metals Co Ltd | Magnetic-field forming system and powder-forming method |
| JP2012119698A (en) * | 2012-01-06 | 2012-06-21 | Mitsubishi Electric Corp | Manufacturing apparatus of radial anisotropic ring magnet |
| JP2018182123A (en) * | 2017-04-17 | 2018-11-15 | 住友金属鉱山株式会社 | Molding die for anisotropic magnet and manufacturing method of anisotropic magnet using the same |
| JP2020113578A (en) * | 2019-01-08 | 2020-07-27 | 大同特殊鋼株式会社 | Mold and method for forming magnet material |
-
1985
- 1985-05-29 JP JP8053485U patent/JPS61196516U/ja active Pending
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2002036335A1 (en) * | 2000-11-06 | 2002-05-10 | Sumitomo Special Metals Co., Ltd. | Method and device for powder press molding, and method of manufacturing rare-earth magnet |
| JP2002361495A (en) * | 2001-06-07 | 2002-12-18 | Sumitomo Special Metals Co Ltd | Device and method for pressing powder |
| JP2003086443A (en) * | 2001-09-11 | 2003-03-20 | Sumitomo Special Metals Co Ltd | Magnetic-field forming system and powder-forming method |
| JP2012119698A (en) * | 2012-01-06 | 2012-06-21 | Mitsubishi Electric Corp | Manufacturing apparatus of radial anisotropic ring magnet |
| JP2018182123A (en) * | 2017-04-17 | 2018-11-15 | 住友金属鉱山株式会社 | Molding die for anisotropic magnet and manufacturing method of anisotropic magnet using the same |
| JP2020113578A (en) * | 2019-01-08 | 2020-07-27 | 大同特殊鋼株式会社 | Mold and method for forming magnet material |
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