GB1506053A - Apparatus and method for forming permanent magnets by moulding - Google Patents
Apparatus and method for forming permanent magnets by mouldingInfo
- Publication number
- GB1506053A GB1506053A GB2374675A GB2374675A GB1506053A GB 1506053 A GB1506053 A GB 1506053A GB 2374675 A GB2374675 A GB 2374675A GB 2374675 A GB2374675 A GB 2374675A GB 1506053 A GB1506053 A GB 1506053A
- Authority
- GB
- United Kingdom
- Prior art keywords
- magnetic
- moulding
- mould
- mould plate
- cores
- 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.)
- Expired
Links
- 238000000465 moulding Methods 0.000 title abstract 3
- 238000000034 method Methods 0.000 title 1
- 229910045601 alloy Inorganic materials 0.000 abstract 3
- 239000000956 alloy Substances 0.000 abstract 3
- 239000000843 powder Substances 0.000 abstract 3
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 abstract 2
- UQSXHKLRYXJYBZ-UHFFFAOYSA-N Iron oxide Chemical compound [Fe]=O UQSXHKLRYXJYBZ-UHFFFAOYSA-N 0.000 abstract 2
- 239000011230 binding agent Substances 0.000 abstract 2
- 239000000203 mixture Substances 0.000 abstract 2
- 229910000938 samarium–cobalt magnet Inorganic materials 0.000 abstract 2
- 229910001122 Mischmetal Inorganic materials 0.000 abstract 1
- 239000010941 cobalt Substances 0.000 abstract 1
- 229910017052 cobalt Inorganic materials 0.000 abstract 1
- -1 cobalt rare earth Chemical class 0.000 abstract 1
- 239000007924 injection Substances 0.000 abstract 1
- 238000001746 injection moulding Methods 0.000 abstract 1
- 229910052742 iron Inorganic materials 0.000 abstract 1
- 239000006249 magnetic particle Substances 0.000 abstract 1
- 229920001225 polyester resin Polymers 0.000 abstract 1
- 239000004645 polyester resin Substances 0.000 abstract 1
- 229920000642 polymer Polymers 0.000 abstract 1
- 229910052761 rare earth metal Inorganic materials 0.000 abstract 1
- 229920005989 resin Polymers 0.000 abstract 1
- 239000011347 resin Substances 0.000 abstract 1
- 229910052712 strontium Inorganic materials 0.000 abstract 1
- CIOAGBVUUVVLOB-UHFFFAOYSA-N strontium atom Chemical compound [Sr] CIOAGBVUUVVLOB-UHFFFAOYSA-N 0.000 abstract 1
- 229920001169 thermoplastic Polymers 0.000 abstract 1
- 229920001187 thermosetting polymer Polymers 0.000 abstract 1
- 238000001721 transfer moulding Methods 0.000 abstract 1
- 229910000859 α-Fe Inorganic materials 0.000 abstract 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
- B29C45/0013—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor using fillers dispersed in the moulding material, e.g. metal particles
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F13/00—Apparatus or processes for magnetising or demagnetising
- H01F13/003—Methods and devices for magnetising permanent magnets
-
- 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)
- Chemical & Material Sciences (AREA)
- Dispersion Chemistry (AREA)
- Mechanical Engineering (AREA)
- Manufacturing Cores, Coils, And Magnets (AREA)
- Powder Metallurgy (AREA)
- Hard Magnetic Materials (AREA)
Priority Applications (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GB2374675A GB1506053A (en) | 1975-05-31 | 1975-05-31 | Apparatus and method for forming permanent magnets by moulding |
| FR7615859A FR2313755A1 (fr) | 1975-05-31 | 1976-05-19 | Appareil et procede pour mouler des aimants a partir de particules magnetiques et d'un liant |
| DE19762622796 DE2622796A1 (de) | 1975-05-31 | 1976-05-21 | Verfahren und vorrichtung zum herstellen von magneten in der form |
| JP51061343A JPS51144999A (en) | 1975-05-31 | 1976-05-28 | Apparatus for and method of forming magnet |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GB2374675A GB1506053A (en) | 1975-05-31 | 1975-05-31 | Apparatus and method for forming permanent magnets by moulding |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| GB1506053A true GB1506053A (en) | 1978-04-05 |
Family
ID=10200644
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| GB2374675A Expired GB1506053A (en) | 1975-05-31 | 1975-05-31 | Apparatus and method for forming permanent magnets by moulding |
Country Status (4)
| Country | Link |
|---|---|
| JP (1) | JPS51144999A (cg-RX-API-DMAC7.html) |
| DE (1) | DE2622796A1 (cg-RX-API-DMAC7.html) |
| FR (1) | FR2313755A1 (cg-RX-API-DMAC7.html) |
| GB (1) | GB1506053A (cg-RX-API-DMAC7.html) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2122128A (en) * | 1982-06-24 | 1984-01-11 | Electrical Remote Control Co | Valve control mechanism |
| US4562019A (en) * | 1979-02-23 | 1985-12-31 | Inoue-Japax Research Incorporated | Method of preparing plastomeric magnetic objects |
| CN116153608A (zh) * | 2023-02-22 | 2023-05-23 | 昆山联滔电子有限公司 | 一种成型设备和磁性工件的成型方法 |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS61112310A (ja) * | 1984-11-07 | 1986-05-30 | Sumitomo Bakelite Co Ltd | 永久磁石の製造方法 |
| JPH01275113A (ja) * | 1988-04-28 | 1989-11-02 | Yazaki Corp | 回転プラスチックマグネットの製造装置 |
| DE3931628C2 (de) * | 1989-09-22 | 1994-01-20 | Steingroever Magnet Physik | Elektromagnet mit einstellbarem Luftspalt |
| DE102014106346B4 (de) | 2013-05-17 | 2024-02-01 | GM Global Technology Operations LLC (n. d. Gesetzen des Staates Delaware) | Verfahren und vorrichtung zum spritzgiessen von rotormagneten |
-
1975
- 1975-05-31 GB GB2374675A patent/GB1506053A/en not_active Expired
-
1976
- 1976-05-19 FR FR7615859A patent/FR2313755A1/fr active Granted
- 1976-05-21 DE DE19762622796 patent/DE2622796A1/de active Pending
- 1976-05-28 JP JP51061343A patent/JPS51144999A/ja active Pending
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4562019A (en) * | 1979-02-23 | 1985-12-31 | Inoue-Japax Research Incorporated | Method of preparing plastomeric magnetic objects |
| GB2122128A (en) * | 1982-06-24 | 1984-01-11 | Electrical Remote Control Co | Valve control mechanism |
| CN116153608A (zh) * | 2023-02-22 | 2023-05-23 | 昆山联滔电子有限公司 | 一种成型设备和磁性工件的成型方法 |
Also Published As
| Publication number | Publication date |
|---|---|
| JPS51144999A (en) | 1976-12-13 |
| DE2622796A1 (de) | 1976-12-09 |
| FR2313755B3 (cg-RX-API-DMAC7.html) | 1979-02-16 |
| FR2313755A1 (fr) | 1976-12-31 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CA1297264C (en) | Isotropic rare earth-iron field magnets for magnetic resonance imaging | |
| EP0488334A3 (en) | Method and apparatus for producing a permanent magnet by forming a green and sintered compact | |
| US3564705A (en) | Method for providing oriented pole pieces in a dynamoelectric machine | |
| US4441875A (en) | Mold apparatus for forming article under influence of magnetic field | |
| DE3931628C2 (de) | Elektromagnet mit einstellbarem Luftspalt | |
| CA2139157A1 (en) | Powder mixture for use in compaction to produce rare earth iron sintered permanent magnets | |
| GB1506053A (en) | Apparatus and method for forming permanent magnets by moulding | |
| JPS6150368B2 (cg-RX-API-DMAC7.html) | ||
| US4834812A (en) | Method for producing polymer-bonded magnets from rare earth-iron-boron compositions | |
| GB1447264A (en) | Polymer bonded magnets | |
| JPS5853491B2 (ja) | 異方性リング状樹脂磁石の製造方法 | |
| JPS63110605A (ja) | 磁石の製造方法および装置 | |
| JPS5584640A (en) | Production of anisotropic resin magnet | |
| JP3702036B2 (ja) | 異方性樹脂磁石の製造方法および製造用金型 | |
| JPH0559572B2 (cg-RX-API-DMAC7.html) | ||
| US5004499A (en) | Rare earth-iron-boron compositions for polymer-bonded magnets | |
| JP3538762B2 (ja) | 異方性ボンド磁石の製造方法および異方性ボンド磁石 | |
| JPH04112504A (ja) | 希土類磁石の製造方法 | |
| JPH01238107A (ja) | バイアスチョークコイルの着磁方法 | |
| JPH02153507A (ja) | 樹脂結合型永久磁石の製造方法 | |
| JPH053124B2 (cg-RX-API-DMAC7.html) | ||
| GB1378195A (en) | Permanent magnet materials | |
| Brown et al. | The comparison of anisotropic (and isotropic) powders for polymer bonded Rare-Earth permanent magnets | |
| JPS56162809A (en) | Manufacture of anisotropic resin magnet | |
| Hasanov et al. | Additive Manufacturing of Magnetic Materials |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PS | Patent sealed | ||
| PCNP | Patent ceased through non-payment of renewal fee | ||
| 728C | Application made for restoration (sect. 28/1977) | ||
| 728R | Application refused (sect. 28/1977) |