JPH02104136U - - Google Patents
Info
- Publication number
- JPH02104136U JPH02104136U JP1339389U JP1339389U JPH02104136U JP H02104136 U JPH02104136 U JP H02104136U JP 1339389 U JP1339389 U JP 1339389U JP 1339389 U JP1339389 U JP 1339389U JP H02104136 U JPH02104136 U JP H02104136U
- Authority
- JP
- Japan
- Prior art keywords
- punch
- pin
- ram
- axial direction
- forming machine
- 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
- Forging (AREA)
Description
第１図は本考案装置の一部切欠の縦断側面図、
第２，３図は第１図―，―線の拡大断面
図、第４図は従来例の縦断側面図、第５図は同パ
ンチピンの拡大側面図である。
Ａはラム、Ｂは機枠、Ｂ１はダイス、１１はパ
ンチ、１２はパンチホルダー、１３はパンチピン
、１３ｃは切欠、１４はＰ．Ｋ．Ｏレバー、１６
はＰ．Ｋ．Ｏピン、２１は揺動レバー、２１′は
可動端、２６はロツクピン。
Fig. 1 is a partially cutaway longitudinal side view of the device of the present invention;
2 and 3 are enlarged cross-sectional views taken along lines ``-'' and ``-'' in FIG. 1, FIG. 4 is a vertical sectional side view of the conventional example, and FIG. 5 is an enlarged side view of the same punch pin. A is a ram, B is a machine frame, B1 is a die, 11 is a punch, 12 is a punch holder, 13 is a punch pin, 13c is a notch, 14 is a P. K. O lever, 16
is P. K. O pin, 21 is a swing lever, 21' is a movable end, and 26 is a lock pin.
Claims (1)
するラムの前部に、上記ダイスと対向してパンチ
を備えしめると共に、該パンチ内に前後動しうる
よう通挿したパンチピンをラムの後退時に揺動す
るＰ．Ｋ．Ｏレバーの揺動によりＰ．Ｋ．Ｏピン
を介して所定寸法前進させうるように備えしめた
圧造成形機において、上記パンチピンの断面形状
を、これを保持するパンチに対して回動せず、か
つ軸方向前方に抜き出しうる形体となし、さらに
該パンチピンの中間側部に上記パンチの軸芯と直
角をなす偏芯部に貫挿させたロツクピンが係合す
る切欠を軸方向へ所定長さ形成せしめ、さらに前
記Ｐ．Ｋ．Ｏピンの中間位置に揺動レバーの可動
端を介在せしめたことを特徴とする圧造成形機の
パンチピン支持装置。 A punch is provided at the front of the ram, which moves back and forth toward a die provided on the front side of the machine frame, facing the die, and a punch pin inserted into the punch so that it can move back and forth is attached to the ram. P. which swings when reversing. K. P. by swinging the O lever. K. In a heading forming machine equipped to be advanced by a predetermined distance via an O-pin, the punch pin has a cross-sectional shape that does not rotate relative to the punch that holds it and can be extracted forward in the axial direction. Further, a notch having a predetermined length in the axial direction is formed in the intermediate side portion of the punch pin to be engaged by a lock pin inserted through an eccentric portion perpendicular to the axis of the punch, and K. A punch pin support device for a heading forming machine, characterized in that a movable end of a swing lever is interposed at an intermediate position of an O pin.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1339389U JPH02104136U (en) | 1989-02-06 | 1989-02-06 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1339389U JPH02104136U (en) | 1989-02-06 | 1989-02-06 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH02104136U true JPH02104136U (en) | 1990-08-20 |
Family
ID=31223662
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1339389U Pending JPH02104136U (en) | 1989-02-06 | 1989-02-06 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH02104136U (en) |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS63281739A (en) * | 1987-05-15 | 1988-11-18 | Itami Kogyo Kk | Punch automatic changing device for heading machine |
-
1989
- 1989-02-06 JP JP1339389U patent/JPH02104136U/ja active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS63281739A (en) * | 1987-05-15 | 1988-11-18 | Itami Kogyo Kk | Punch automatic changing device for heading machine |