JPH0352008U - - Google Patents
Info
- Publication number
- JPH0352008U JPH0352008U JP11254289U JP11254289U JPH0352008U JP H0352008 U JPH0352008 U JP H0352008U JP 11254289 U JP11254289 U JP 11254289U JP 11254289 U JP11254289 U JP 11254289U JP H0352008 U JPH0352008 U JP H0352008U
- Authority
- JP
- Japan
- Prior art keywords
- workpiece
- base
- claws
- axis
- tip
- 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
- 210000000078 claw Anatomy 0.000 claims description 4
Landscapes
- Gripping On Spindles (AREA)
Description
第１図は本実施例の三爪チヤツクを示す断面図
であり、第２図はＡ矢視図である。
１……基部、２……爪部、３……駆動部、４…
…軸芯部、４ａ……連通孔、５……柱状体、５ａ
……第１吸着開口部、５ｂ……第２吸着開口部、
１８……真空ポンプ。
FIG. 1 is a sectional view showing the three-jaw chuck of this embodiment, and FIG. 2 is a view taken along arrow A. DESCRIPTION OF SYMBOLS 1...Base part, 2...Claw part, 3...Drive part, 4...
...Axis core portion, 4a...Communication hole, 5...Column body, 5a
...first suction opening, 5b...second suction opening,
18...Vacuum pump.
Claims (1)
間隔で半径方向に摺動自在に保持された３個の爪
部と、３個の該爪部を同期的に求心あるいは遠心
方向に移動させる駆動部とからなる三爪チヤツク
において、 上記基部はその軸心に設けられ先端面がワーク
の底面と当接する当接面となるとともに該先端面
に開口する吸着開口をもつ軸芯部をもち、ワーク
の底面を該軸芯部の先端面に吸着した状態でワー
クの外周面と上記爪部で把持する構成としたこと
を特徴とする三爪チヤツク。[Claims for Utility Model Registration] A base, three claws held on the base so as to be slidable in the radial direction at equal angular intervals around the axis of the base, and the three claws. In a three-jaw chuck consisting of a drive unit that moves synchronously in a centripetal or centrifugal direction, the base is provided at its axis, and the tip surface serves as an abutment surface that comes into contact with the bottom surface of the workpiece, and is open to the tip surface. A three-jaw chuck having a shaft core having a suction opening, and configured to grip the workpiece by the outer circumferential surface of the workpiece and the claws while the bottom surface of the workpiece is attracted to the tip end surface of the shaft core.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11254289U JPH0352008U (en) | 1989-09-26 | 1989-09-26 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11254289U JPH0352008U (en) | 1989-09-26 | 1989-09-26 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0352008U true JPH0352008U (en) | 1991-05-21 |
Family
ID=31660985
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP11254289U Pending JPH0352008U (en) | 1989-09-26 | 1989-09-26 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0352008U (en) |
-
1989
- 1989-09-26 JP JP11254289U patent/JPH0352008U/ja active Pending