JPH0351997U - - Google Patents
Info
- Publication number
- JPH0351997U JPH0351997U JP11362589U JP11362589U JPH0351997U JP H0351997 U JPH0351997 U JP H0351997U JP 11362589 U JP11362589 U JP 11362589U JP 11362589 U JP11362589 U JP 11362589U JP H0351997 U JPH0351997 U JP H0351997U
- Authority
- JP
- Japan
- Prior art keywords
- die set
- annular recess
- molding
- notch
- punches
- 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
- 239000000843 powder Substances 0.000 claims description 9
- 238000000465 moulding Methods 0.000 claims description 6
- 230000005489 elastic deformation Effects 0.000 description 1
Landscapes
- Powder Metallurgy (AREA)
Description
第１図は、本考案の粉末成形用ダイセツトに使
用されるパンチの一例を示す平面図、第２図は、
本考案の粉末成形用ダイセツトの一例を示す要部
縦断面図、第３図は、従来の粉末成形用ダイセツ
トの一例を示す縦断面図、第４図は、第３図に示
したダイセツトの成形時の各パンチの弾性変形状
態を示すための第３図の−線断面図、第５図
は、成形する粉末成形体の一例を示す平面図、第
６図は、第５図の−線断面図、第７図は、成
形する粉末成形体の他の例を示す断面図である。
１……切り欠き、２……環状凹部、３……粉末
成形体、１７……下パンチ、１８……内パンチ、
１９……中パンチ、１９ａ……幅広部、２０……
外パンチ。
FIG. 1 is a plan view showing an example of a punch used in the powder molding die set of the present invention, and FIG.
FIG. 3 is a longitudinal cross-sectional view of a main part showing an example of a die set for powder molding of the present invention, FIG. 3 is a longitudinal cross-sectional view of an example of a conventional die set for powder molding, and FIG. FIG. 3 is a cross-sectional view taken along the line -- in FIG. 3 to show the elastic deformation state of each punch, FIG. 5 is a plan view showing an example of a powder compact to be molded, and FIG. 7 are sectional views showing other examples of powder compacts to be molded. 1... Notch, 2... Annular recess, 3... Powder compact, 17... Lower punch, 18... Inner punch,
19...Medium punch, 19a...Wide part, 20...
Outside punch.
Claims (1)
面に環状凹部を有する円盤状の粉末成形体を成形
するための粉末成形用ダイセツトであつて、 前記環状凹部を有する面を成形する複数のパン
チを同心円状に配置し、該パンチのうちの前記環
状凹部を成形するパンチに、前記切り欠き形成す
る部位に対応する径方向の幅を前記切り欠きを形
成しない部位に対応する径方向の幅より大きくし
た幅広部を設けたことを特徴とする粉末成形用ダ
イセツト。[Claims for Utility Model Registration] A die set for powder molding for molding a disc-shaped powder compact having one or more notches on the outer periphery and an annular recess on at least one surface, the die set having the annular recess. A plurality of punches forming the surface are arranged concentrically, and the punch forming the annular recess among the punches has a radial width corresponding to the area where the notch is formed, and the area where the notch is not formed. A die set for powder molding, characterized in that a wide part is provided which is larger than the corresponding width in the radial direction.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11362589U JPH0351997U (en) | 1989-09-28 | 1989-09-28 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11362589U JPH0351997U (en) | 1989-09-28 | 1989-09-28 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0351997U true JPH0351997U (en) | 1991-05-21 |
Family
ID=31662033
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP11362589U Pending JPH0351997U (en) | 1989-09-28 | 1989-09-28 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0351997U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2014155954A (en) * | 2013-02-18 | 2014-08-28 | Sumitomo Denko Shoketsu Gokin Kk | Die for powder molding |
-
1989
- 1989-09-28 JP JP11362589U patent/JPH0351997U/ja active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2014155954A (en) * | 2013-02-18 | 2014-08-28 | Sumitomo Denko Shoketsu Gokin Kk | Die for powder molding |
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