JPH046309U - - Google Patents
Info
- Publication number
- JPH046309U JPH046309U JP4788690U JP4788690U JPH046309U JP H046309 U JPH046309 U JP H046309U JP 4788690 U JP4788690 U JP 4788690U JP 4788690 U JP4788690 U JP 4788690U JP H046309 U JPH046309 U JP H046309U
- Authority
- JP
- Japan
- Prior art keywords
- plug
- cold drawing
- annular groove
- registration request
- utility
- 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
Landscapes
- Metal Extraction Processes (AREA)
Description
第１図はこの考案のテーパ型プラグの説明図、
第２図はこの考案のプラグを使用した場合の引抜
き状況の説明図、第３図は従来型プラグを使用し
た場合の引抜き状況の説明図である。
１，１１……ダイス、１ａ，１１ａ……アプロ
ーチ部、２，１２……プラグ、２ａ，１２ａ……
ベアリング部、２ｂ，１２ｂ……テーパ部、３，
１３……被抽伸材、４……マンドレル、５……シ
ヤンク、６……環状溝。
Figure 1 is an explanatory diagram of the tapered plug of this invention.
FIG. 2 is an explanatory diagram of the unplugging situation when the plug of this invention is used, and FIG. 3 is an explanatory diagram of the unplugging situation when the conventional plug is used. 1, 11... Dice, 1a, 11a... Approach part, 2, 12... Plug, 2a, 12a...
Bearing part, 2b, 12b...Tapered part, 3,
13... material to be drawn, 4... mandrel, 5... shank, 6... annular groove.
Claims (1)
ーパ型プラグにおいて、該プラグのテーパ部とベ
アリング部との境界周面に、環状溝を設けたこと
を特徴とする冷間引抜きにおける溝付きプラグ。 1. A grooved plug for cold drawing, characterized in that the tapered plug is used for cold drawing of steel pipes using an oil lubrication method, and is characterized in that an annular groove is provided on the boundary surface between the taper part and the bearing part of the plug.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4788690U JPH046309U (en) | 1990-05-07 | 1990-05-07 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4788690U JPH046309U (en) | 1990-05-07 | 1990-05-07 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH046309U true JPH046309U (en) | 1992-01-21 |
Family
ID=31564212
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP4788690U Pending JPH046309U (en) | 1990-05-07 | 1990-05-07 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH046309U (en) |
-
1990
- 1990-05-07 JP JP4788690U patent/JPH046309U/ja active Pending
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