JPS6426108U - - Google Patents
Info
- Publication number
- JPS6426108U JPS6426108U JP12152187U JP12152187U JPS6426108U JP S6426108 U JPS6426108 U JP S6426108U JP 12152187 U JP12152187 U JP 12152187U JP 12152187 U JP12152187 U JP 12152187U JP S6426108 U JPS6426108 U JP S6426108U
- Authority
- JP
- Japan
- Prior art keywords
- mandrel
- grasping
- changeover switch
- stage
- hydraulic
- 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
- 238000010586 diagram Methods 0.000 description 1
Landscapes
- Gripping On Spindles (AREA)
Description
第１図は本考案の一実施例の全体説明図、第２
図は従来のマンドレルの操作手段を示す要部断面
図である。
６ａ，６ｂ…油圧シリンダー、７ａ，７ｂ…電
磁弁、８…ポンプユニツト、９ａ，９ｂ…切換ス
イツチ、１０…２段把握マンドレル、１１ａ，１
１ｂ…ピストン、１２，１３…ワーク、１４ａ，
１４ｂ…膨張板。
Fig. 1 is an overall explanatory diagram of one embodiment of the present invention;
The figure is a sectional view of a main part showing a conventional mandrel operating means. 6a, 6b... Hydraulic cylinder, 7a, 7b... Solenoid valve, 8... Pump unit, 9a, 9b... Changeover switch, 10... Two-stage grasping mandrel, 11a, 1
1b... Piston, 12, 13... Workpiece, 14a,
14b...Expansion plate.
Claims (1)
介して把握チヤツキングする２段把握マンドレル
において、ポンプユニツトより、マンドレル内に
配設した油圧シリンダーへの油圧回路中に、切換
スイツチにより操作される電磁弁を配置し、該切
換スイツチをワークの把握径の大きさに応じ適宜
選択できるよう自動的に切換えるように構成した
ことを特徴とする２段把握マンドレルの把握径自
動切換装置。 In a two-stage gripping mandrel that grips and chucks workpieces of different diameters using hydraulic pressure via an expansion plate, a solenoid valve operated by a changeover switch is installed in the hydraulic circuit from the pump unit to the hydraulic cylinder installed inside the mandrel. 1. An automatic grasping diameter switching device for a two-stage grasping mandrel, characterized in that the changeover switch is configured to automatically switch so that an appropriate selection can be made according to the size of the grasping diameter of a workpiece.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12152187U JPS6426108U (en) | 1987-08-10 | 1987-08-10 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12152187U JPS6426108U (en) | 1987-08-10 | 1987-08-10 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6426108U true JPS6426108U (en) | 1989-02-14 |
Family
ID=31368601
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP12152187U Pending JPS6426108U (en) | 1987-08-10 | 1987-08-10 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6426108U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104353857A (en) * | 2014-11-07 | 2015-02-18 | 沈阳黎明航空发动机(集团)有限责任公司 | Expansion device and processing method for facing of large-size medium-thickness cylindrical part |
-
1987
- 1987-08-10 JP JP12152187U patent/JPS6426108U/ja active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104353857A (en) * | 2014-11-07 | 2015-02-18 | 沈阳黎明航空发动机(集团)有限责任公司 | Expansion device and processing method for facing of large-size medium-thickness cylindrical part |