JPH03111533U - - Google Patents
Info
- Publication number
- JPH03111533U JPH03111533U JP1746290U JP1746290U JPH03111533U JP H03111533 U JPH03111533 U JP H03111533U JP 1746290 U JP1746290 U JP 1746290U JP 1746290 U JP1746290 U JP 1746290U JP H03111533 U JPH03111533 U JP H03111533U
- Authority
- JP
- Japan
- Prior art keywords
- mold
- hole
- sintering
- current
- punch
- 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
- 238000005245 sintering Methods 0.000 claims description 6
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims 1
- 229910052581 Si3N4 Inorganic materials 0.000 claims 1
- 229910002804 graphite Inorganic materials 0.000 claims 1
- 239000010439 graphite Substances 0.000 claims 1
- HQVNEWCFYHHQES-UHFFFAOYSA-N silicon nitride Chemical compound N12[Si]34N5[Si]62N3[Si]51N64 HQVNEWCFYHHQES-UHFFFAOYSA-N 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
Landscapes
- Powder Metallurgy (AREA)
Description
第１図…本考案の実施例にかかわる通電焼結用
型の分解斜視図、第２図…本考案の通電焼結用型
を用いて通電焼結を行なつている図、第３図…外
型が落下している状態を示す図、第４図…本考案
の他の実施例にかかわる通電焼結用型の分解斜視
図、第５図…大径部を設けた下部パンチ、第６図
…従来の通電焼結用型を用いて通電焼結を行なつ
ている図、第７図…従来の通電焼結用型の分解斜
視図、第８図…通電焼結体。
図において、１……上部パンチ、２……下部パ
ンチ、２−１……つば部、２−２……大径部、３
，３Ａ……外型、４……穴、５……粉体、６……
上部電極、７……下部電極、８……通電焼結体、
Ｒ，ｒ……内径、Ｔ，ｔ……厚さ、Ｉ１，Ｉ２…
…電流、Ｆ……力である。
Figure 1: An exploded perspective view of a current sintering mold according to an embodiment of the present invention, Figure 2: A diagram showing current sintering performed using the current sintering mold of the present invention, Figure 3: Figure 4 shows a state in which the outer mold is falling; Figure 4: an exploded perspective view of a mold for electrification sintering according to another embodiment of the present invention; Figure 5: a lower punch with a large diameter section; Fig. 7: An exploded perspective view of a conventional energizing sintering mold; Fig. 8: An energizing sintered body. In the figure, 1... Upper punch, 2... Lower punch, 2-1... Flam part, 2-2... Large diameter part, 3
, 3A... Outer mold, 4... Hole, 5... Powder, 6...
Upper electrode, 7... Lower electrode, 8... Current-carrying sintered body,
R, r...Inner diameter, T, t...Thickness, I1 , I2 ...
...Current, F...force.
Claims (1)
の外型と、該穴に嵌合し得る黒鉛製の上部パンチ
および下部パンチとから成ることを特徴とする通
電焼結用型。 A mold for electrical sintering, characterized by comprising an outer mold made of silicon nitride having a hole in the center that communicates in the vertical direction, and an upper punch and a lower punch made of graphite that can be fitted into the hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1746290U JPH03111533U (en) | 1990-02-23 | 1990-02-23 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1746290U JPH03111533U (en) | 1990-02-23 | 1990-02-23 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH03111533U true JPH03111533U (en) | 1991-11-14 |
Family
ID=31520670
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1746290U Pending JPH03111533U (en) | 1990-02-23 | 1990-02-23 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH03111533U (en) |
-
1990
- 1990-02-23 JP JP1746290U patent/JPH03111533U/ja active Pending