JPS641288B2 - - Google Patents
Info
- Publication number
- JPS641288B2 JPS641288B2 JP4026783A JP4026783A JPS641288B2 JP S641288 B2 JPS641288 B2 JP S641288B2 JP 4026783 A JP4026783 A JP 4026783A JP 4026783 A JP4026783 A JP 4026783A JP S641288 B2 JPS641288 B2 JP S641288B2
- Authority
- JP
- Japan
- Prior art keywords
- magnetic field
- yoke
- mold
- cavity
- magnetizing
- 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
- 230000005291 magnetic effect Effects 0.000 claims description 109
- 230000001939 inductive effect Effects 0.000 claims description 25
- 229920005989 resin Polymers 0.000 claims description 19
- 239000011347 resin Substances 0.000 claims description 19
- 239000000843 powder Substances 0.000 claims description 18
- 239000003302 ferromagnetic material Substances 0.000 claims description 12
- 238000000034 method Methods 0.000 claims description 11
- 238000004519 manufacturing process Methods 0.000 claims description 9
- 239000000203 mixture Substances 0.000 claims description 9
- 230000005294 ferromagnetic effect Effects 0.000 claims description 8
- 229920003002 synthetic resin Polymers 0.000 claims description 7
- 239000000057 synthetic resin Substances 0.000 claims description 7
- 239000000696 magnetic material Substances 0.000 claims description 6
- 230000006698 induction Effects 0.000 claims description 5
- 238000002347 injection Methods 0.000 claims description 4
- 239000007924 injection Substances 0.000 claims description 4
- 230000005284 excitation Effects 0.000 description 8
- 238000001746 injection moulding Methods 0.000 description 7
- 238000000465 moulding Methods 0.000 description 6
- 230000005415 magnetization Effects 0.000 description 5
- 239000002245 particle Substances 0.000 description 5
- -1 manganese aluminum Chemical compound 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000002156 mixing Methods 0.000 description 2
- 230000005405 multipole Effects 0.000 description 2
- 229910052761 rare earth metal Inorganic materials 0.000 description 2
- 229910000859 α-Fe Inorganic materials 0.000 description 2
- 239000004593 Epoxy Substances 0.000 description 1
- 239000004677 Nylon Substances 0.000 description 1
- ISWSIDIOOBJBQZ-UHFFFAOYSA-N Phenol Chemical compound OC1=CC=CC=C1 ISWSIDIOOBJBQZ-UHFFFAOYSA-N 0.000 description 1
- 239000004698 Polyethylene Substances 0.000 description 1
- 239000004743 Polypropylene Substances 0.000 description 1
- 229910000963 austenitic stainless steel Inorganic materials 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000011230 binding agent Substances 0.000 description 1
- 230000005381 magnetic domain Effects 0.000 description 1
- 230000013011 mating Effects 0.000 description 1
- 239000000155 melt Substances 0.000 description 1
- 229920001778 nylon Polymers 0.000 description 1
- 229920000573 polyethylene Polymers 0.000 description 1
- 229920001155 polypropylene Polymers 0.000 description 1
- 150000002910 rare earth metals Chemical class 0.000 description 1
- 229920001169 thermoplastic Polymers 0.000 description 1
- 229920005992 thermoplastic resin Polymers 0.000 description 1
- 229920001187 thermosetting polymer Polymers 0.000 description 1
- 239000004416 thermosoftening plastic Substances 0.000 description 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
Landscapes
- Chemical & Material Sciences (AREA)
- Dispersion Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Mechanical Engineering (AREA)
- Moulds For Moulding Plastics Or The Like (AREA)
- Injection Moulding Of Plastics Or The Like (AREA)
- Manufacturing Cores, Coils, And Magnets (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4026783A JPS59165633A (ja) | 1983-03-10 | 1983-03-10 | 磁場射出成形金型に画成した複数のキヤビテイに多極磁界を印加する方法およびその装置 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4026783A JPS59165633A (ja) | 1983-03-10 | 1983-03-10 | 磁場射出成形金型に画成した複数のキヤビテイに多極磁界を印加する方法およびその装置 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS59165633A JPS59165633A (ja) | 1984-09-18 |
| JPS641288B2 true JPS641288B2 (enrdf_load_stackoverflow) | 1989-01-11 |
Family
ID=12575867
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP4026783A Granted JPS59165633A (ja) | 1983-03-10 | 1983-03-10 | 磁場射出成形金型に画成した複数のキヤビテイに多極磁界を印加する方法およびその装置 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS59165633A (enrdf_load_stackoverflow) |
-
1983
- 1983-03-10 JP JP4026783A patent/JPS59165633A/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS59165633A (ja) | 1984-09-18 |