JPS6357010U - - Google Patents
Info
- Publication number
- JPS6357010U JPS6357010U JP15170686U JP15170686U JPS6357010U JP S6357010 U JPS6357010 U JP S6357010U JP 15170686 U JP15170686 U JP 15170686U JP 15170686 U JP15170686 U JP 15170686U JP S6357010 U JPS6357010 U JP S6357010U
- Authority
- JP
- Japan
- Prior art keywords
- chuck
- tip
- mounting member
- joint
- 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
- 210000000078 claw Anatomy 0.000 claims 2
- 230000013011 mating Effects 0.000 claims 1
Landscapes
- Gripping On Spindles (AREA)
Description
第１図、第２図はこの考案の装置の一実施例の
各状態を示す要部縦断側面図である。
１…主軸、２…チヤツク取付部材、３…開口、
４…進退筒、５…掴持筒、９…係合凸部、１２…
締付面、１５…筒状部、２１…アダプタ、２２…
パワーチヤツク、２３…係合凹部、２８…ドロー
バー、３０…ジヨイント部材、３１…ジヨイント
片、３２…係合爪、３５…締付部、４０…チヤツ
ク爪操作軸、４１…係合部。
FIGS. 1 and 2 are longitudinal sectional side views of essential parts showing various states of an embodiment of the device of this invention. 1...Main shaft, 2...Chuck mounting member, 3...Opening,
4... Advance/retreat cylinder, 5... Grasping cylinder, 9... Engagement convex portion, 12...
Tightening surface, 15...Cylindrical part, 21...Adapter, 22...
Power chuck, 23...Engagement recess, 28...Draw bar, 30...Joint member, 31...Joint piece, 32...Engagement pawl, 35...Tightening part, 40...Chuck pawl operating shaft, 41...Engagement part.
Claims (1)
ツク取付部材を設け、別体のパワーチヤツクを、
この取付部材に着脱自在に固定し得るようにした
装置において、前記のチヤツク取付部材の中央の
開口内に主軸内に設けた進退筒の先端の複数の掴
持片を位置させるとともに、前記開口の内周には
進退筒の前進時に各掴持片を自身の弾力で拡大さ
せ、進退筒の後退時に各掴持片の先端外側を内方
へ押圧して各掴持片を狭窄させる締付面を設け、
前記進退筒内に進退自在に設けたドローバー先端
のジヨイント部材を進退筒内の前部に設け、この
ジヨイント部材の先端には前進時に自身の弾力で
拡大し、後退時にチヤツク取付部材の開口内に設
けた締付部により内方に押される複数のジヨイン
ト片を設け、前記パワーチヤツクのアダプタの後
部中央の筒状部の外周には前記掴持片の先端内側
の係合凸部に係合する係合凹部を設け、前記パワ
ーチヤツクの後部からアダプタの筒状部を経て突
出したチヤツク爪操作軸の後端外周にはパワーチ
ヤツクがチヤツク取付部材に固定された条件で各
ジヨイント片の先端内側の係合爪に係合する係合
部を設け、旋盤の主軸の後端には進退筒およびド
ローバを進退させる駆動シリンダをそれぞれ設け
た自動チヤツク交換装置。 A chuck mounting member is provided at the front of the main spindle on the headstock of the lathe, and a separate power chuck can be installed.
In a device that can be detachably fixed to this mounting member, a plurality of gripping pieces at the tip of a reciprocating cylinder provided in the main shaft are positioned within the central opening of the chuck mounting member, and On the inner periphery, there is a tightening surface that expands each gripping piece with its own elasticity when the reciprocating cylinder moves forward, and presses the outside tip of each gripping piece inward when the retractable cylinder moves back, narrowing each gripping piece. established,
A joint member at the tip of the drawbar is provided at the front of the forward and backward movement cylinder, and the joint member expands by its own elasticity when moving forward and fits into the opening of the chuck mounting member when retreating. A plurality of joint pieces are provided which are pushed inward by the provided tightening parts, and a plurality of joint pieces are provided on the outer periphery of the cylindrical part at the rear center of the adapter of the power chuck, which engages with the engagement protrusion inside the tip of the grip piece. A mating recess is provided on the outer periphery of the rear end of the chuck claw operating shaft that protrudes from the rear of the power chuck through the cylindrical portion of the adapter.When the power chuck is fixed to the chuck mounting member, an engaging claw is provided inside the tip of each joint piece. An automatic chuck exchange device that is provided with an engaging portion that engages with the main shaft of the lathe, and is provided with an advancing/retracting cylinder and a drive cylinder for advancing and retracting the drawbar at the rear end of the main shaft of the lathe.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP15170686U JPS6357010U (en) | 1986-09-30 | 1986-09-30 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP15170686U JPS6357010U (en) | 1986-09-30 | 1986-09-30 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6357010U true JPS6357010U (en) | 1988-04-16 |
Family
ID=31069020
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP15170686U Pending JPS6357010U (en) | 1986-09-30 | 1986-09-30 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6357010U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP2272625A2 (en) | 2009-07-09 | 2011-01-12 | Murata Machinery, Ltd. | Coupling device |
| JP2011016196A (en) * | 2009-07-09 | 2011-01-27 | Murata Machinery Ltd | Coupling device |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS513071A (en) * | 1974-06-28 | 1976-01-12 | Ikegai Iron Works Ltd | SHIMETSUKE SOCHI |
-
1986
- 1986-09-30 JP JP15170686U patent/JPS6357010U/ja active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS513071A (en) * | 1974-06-28 | 1976-01-12 | Ikegai Iron Works Ltd | SHIMETSUKE SOCHI |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP2272625A2 (en) | 2009-07-09 | 2011-01-12 | Murata Machinery, Ltd. | Coupling device |
| CN101947657A (en) * | 2009-07-09 | 2011-01-19 | 村田机械株式会社 | Coupling arrangement |
| JP2011016196A (en) * | 2009-07-09 | 2011-01-27 | Murata Machinery Ltd | Coupling device |
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