JPS6427122U - - Google Patents
Info
- Publication number
- JPS6427122U JPS6427122U JP11790887U JP11790887U JPS6427122U JP S6427122 U JPS6427122 U JP S6427122U JP 11790887 U JP11790887 U JP 11790887U JP 11790887 U JP11790887 U JP 11790887U JP S6427122 U JPS6427122 U JP S6427122U
- Authority
- JP
- Japan
- Prior art keywords
- oil chamber
- throttle passage
- piston
- passage
- cylinder
- 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
Description
第１図は本考案に関わるダイクツシヨンのロツ
キング装置を示す断面側面図であり、第２図は従
来のロツキング装置を示す概念的な断面側面図で
ある。
１……ダイクツシヨン、１０……ロツキング装
置、１２……ピストン、１３……シリンダ、２０
……上方側油室、２１……下方側油室、３０，３
１……絞り通路、４０……ロツキングバルブ、５
０，５１……バイパス通路、６０……手動開閉弁
。
FIG. 1 is a cross-sectional side view showing a dictation locking device according to the present invention, and FIG. 2 is a conceptual cross-sectional side view showing a conventional locking device. 1... Diction, 10... Locking device, 12... Piston, 13... Cylinder, 20
...Upper side oil chamber, 21...Lower side oil chamber, 30,3
1... Throttle passage, 40... Locking valve, 5
0, 51...Bypass passage, 60...Manual opening/closing valve.
Claims (1)
トンと、該ピストンを収容するシリンダと、該シ
リンダ内に画成された上方側油室および下方側油
室を互いに連通する絞り通路と、該絞り通路に介
装され、かつ、プレス機の動作タイミングに連係
して開閉動作されるロツキングバルブとを備えた
ダイクツシヨンのロツキング装置において、上記
上方側油室と上記下方側油室とを互いに連通する
バイパス通路を設けるとともに、該バイパス通路
に開閉弁を介装したことを特徴とするダイクツシ
ヨンのロツキング装置。 A piston that moves up and down with the movement of the cushion pad, a cylinder that accommodates the piston, a throttle passage that communicates with each other an upper oil chamber and a lower oil chamber defined in the cylinder, and a throttle passage that is interposed in the throttle passage. and a locking valve that is opened and closed in conjunction with the operation timing of a press machine, wherein a bypass passage is provided that communicates the upper oil chamber and the lower oil chamber with each other; A locking device for a dictation, characterized in that an on-off valve is interposed in the bypass passage.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11790887U JPS6427122U (en) | 1987-07-31 | 1987-07-31 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11790887U JPS6427122U (en) | 1987-07-31 | 1987-07-31 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6427122U true JPS6427122U (en) | 1989-02-16 |
Family
ID=31361782
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP11790887U Pending JPS6427122U (en) | 1987-07-31 | 1987-07-31 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6427122U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2011230169A (en) * | 2010-04-28 | 2011-11-17 | Hitachi Zosen Fukui Corp | Die cushion device |
-
1987
- 1987-07-31 JP JP11790887U patent/JPS6427122U/ja active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2011230169A (en) * | 2010-04-28 | 2011-11-17 | Hitachi Zosen Fukui Corp | Die cushion device |