JPS63106526U - - Google Patents
Info
- Publication number
- JPS63106526U JPS63106526U JP20217386U JP20217386U JPS63106526U JP S63106526 U JPS63106526 U JP S63106526U JP 20217386 U JP20217386 U JP 20217386U JP 20217386 U JP20217386 U JP 20217386U JP S63106526 U JPS63106526 U JP S63106526U
- Authority
- JP
- Japan
- Prior art keywords
- punch
- switching device
- sectional
- driving cylinder
- view
- 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
- 230000004913 activation Effects 0.000 description 1
Landscapes
- Perforating, Stamping-Out Or Severing By Means Other Than Cutting (AREA)
- Punching Or Piercing (AREA)
Description
第１図はこの考案の一実施例による切換装置を
説明する断面図、第２図はポンチにカラーが当接
した状態を説明する要部の断面図、第３図はポン
チを完全に引き上げた状態を説明する要部の断面
図、第４図はこの考案の他の実施例による切換装
置を説明する断面図、第５図は従来の切換装置を
内蔵したプレス型を説明する断面図、第６図は第
５図に示すプレス型における上ホルダの側方から
の断面図、第７図はバツクプレートを係入状態し
た際のプレス型の断面図、第８図は第７図に示す
プレス型における上ホルダの側方からの断面図、
第９図はロツドとポンチとの連結部付近を説明す
る断面図である。
１…ポンチ、２…上ホルダ、３，２０…駆動用
シリンダ、６，２４…ロツド、８…カラー（起動
手段）、１３…バツクプレート、２５…上部スト
ツパ（起動手段）、２７…フリーピストン（起動
手段）。
Figure 1 is a sectional view illustrating a switching device according to an embodiment of this invention, Figure 2 is a sectional view of the main parts illustrating the state in which the collar is in contact with the punch, and Figure 3 is a sectional view with the punch fully pulled up. 4 is a cross-sectional view of a switching device according to another embodiment of the invention; FIG. 5 is a cross-sectional view of a press die incorporating a conventional switching device; FIG. Figure 6 is a sectional view from the side of the upper holder in the press die shown in Figure 5, Figure 7 is a sectional view of the press die when the back plate is in the engaged state, and Figure 8 is the press die shown in Figure 7. A sectional view from the side of the upper holder in the mold,
FIG. 9 is a sectional view illustrating the vicinity of the connecting portion between the rod and the punch. DESCRIPTION OF SYMBOLS 1... Punch, 2... Upper holder, 3, 20... Drive cylinder, 6, 24... Rod, 8... Collar (starting means), 13... Back plate, 25... Upper stopper (starting means), 27... Free piston ( means of activation).
Claims (1)
て連結した進退可能なポンチとの間にバツクプレ
ートを係入離脱させて、前記ポンチの突き出し位
置を変化させる切換装置において、前記駆動用シ
リンダのロツドに、当該駆動用シリンダの後退方
向への駆動に伴つて前記ポンチに後退方向への衝
撃力を付与する起動手段を設けたことを特徴とす
るポンチの切換装置。 In a switching device that changes the protruding position of the punch by engaging and disengaging a back plate between a holder and a punch connected to the holder via a driving cylinder and which can move forward and backward, the switching device A punch switching device, characterized in that a punch switching device is provided with a starting means for applying an impact force in the backward direction to the punch as the driving cylinder is driven in the backward direction.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP20217386U JPS63106526U (en) | 1986-12-27 | 1986-12-27 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP20217386U JPS63106526U (en) | 1986-12-27 | 1986-12-27 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS63106526U true JPS63106526U (en) | 1988-07-09 |
Family
ID=31166307
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP20217386U Pending JPS63106526U (en) | 1986-12-27 | 1986-12-27 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS63106526U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2012091196A (en) * | 2010-10-26 | 2012-05-17 | Sumitomo Metal Mining Co Ltd | Metal mold |
-
1986
- 1986-12-27 JP JP20217386U patent/JPS63106526U/ja active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2012091196A (en) * | 2010-10-26 | 2012-05-17 | Sumitomo Metal Mining Co Ltd | Metal mold |
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