JPS6273523U - - Google Patents
Info
- Publication number
- JPS6273523U JPS6273523U JP16317385U JP16317385U JPS6273523U JP S6273523 U JPS6273523 U JP S6273523U JP 16317385 U JP16317385 U JP 16317385U JP 16317385 U JP16317385 U JP 16317385U JP S6273523 U JPS6273523 U JP S6273523U
- Authority
- JP
- Japan
- Prior art keywords
- lower punch
- tip
- raw material
- substantially conical
- ferrite magnet
- 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.)
- Granted
Links
- 238000000465 moulding Methods 0.000 claims description 4
- 239000000696 magnetic material Substances 0.000 claims 2
- 239000000843 powder Substances 0.000 claims 2
- 239000002994 raw material Substances 0.000 claims 2
- 229910000859 α-Fe Inorganic materials 0.000 claims 2
- 238000010586 diagram Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
Landscapes
- Manufacturing Cores, Coils, And Magnets (AREA)
- Injection Moulding Of Plastics Or The Like (AREA)
Description
第１図はこの考案による成型装置の縦断説明図
である。第２図は圧壊強度測定装置の概略図であ
る。
１……ダイス、２……下パンチ、３……コア、
４……非磁性板、５……上パンチ、６……電磁コ
イル、７……環状磁性体、８……非磁性体、１０
……試験磁石、１１……ステンレスピン、１２…
…基台、１３……アングル材、１４……プレス。
FIG. 1 is a longitudinal sectional view of the molding apparatus according to this invention. FIG. 2 is a schematic diagram of the crushing strength measuring device. 1... Dice, 2... Lower punch, 3... Core,
4... Non-magnetic plate, 5... Upper punch, 6... Electromagnetic coil, 7... Annular magnetic body, 8... Non-magnetic body, 10
...Test magnet, 11...Stainless steel pin, 12...
...Base, 13...Angle material, 14...Press.
Claims (1)
填し、該原料粉末を磁界中にて、上パンチと下パ
ンチにより圧縮成型する環状体の異方性フエライ
ト磁石の成型装置において、環状磁性体を略同心
状に内蔵または周着した非磁性体を上パンチ成形
空間側先端部に配置し、下パンチとの接触面が略
円錘状凹部となつた傾斜面を有する非磁性体を、
略円錘状凸部の下パンチ先端部に配置したことを
特徴とする異方性フエライト磁石の成型装置。 In a molding device for an anisotropic ferrite magnet having an annular body, the molding space in a die is filled with a slurry-like raw material powder, and the raw material powder is compressed and molded in a magnetic field by an upper punch and a lower punch. A non-magnetic material built in or attached concentrically is placed at the tip of the upper punch forming space, and the non-magnetic material has an inclined surface with a substantially conical concave surface in contact with the lower punch.
A molding device for an anisotropic ferrite magnet, characterized in that it is disposed at the tip of a lower punch of a substantially conical convex portion.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP16317385U JPH0234816Y2 (en) | 1985-10-24 | 1985-10-24 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP16317385U JPH0234816Y2 (en) | 1985-10-24 | 1985-10-24 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS6273523U true JPS6273523U (en) | 1987-05-11 |
| JPH0234816Y2 JPH0234816Y2 (en) | 1990-09-19 |
Family
ID=31091128
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP16317385U Expired JPH0234816Y2 (en) | 1985-10-24 | 1985-10-24 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0234816Y2 (en) |
-
1985
- 1985-10-24 JP JP16317385U patent/JPH0234816Y2/ja not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0234816Y2 (en) | 1990-09-19 |