JPH0336704U - - Google Patents
Info
- Publication number
- JPH0336704U JPH0336704U JP9687489U JP9687489U JPH0336704U JP H0336704 U JPH0336704 U JP H0336704U JP 9687489 U JP9687489 U JP 9687489U JP 9687489 U JP9687489 U JP 9687489U JP H0336704 U JPH0336704 U JP H0336704U
- Authority
- JP
- Japan
- Prior art keywords
- chuck
- center
- movable
- tightening
- piston
- 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.)
- Granted
Links
- 238000010586 diagram Methods 0.000 description 2
Landscapes
- Gripping On Spindles (AREA)
Description
第１図乃至第４図は本考案の第１実施例を表わ
す図面であつて、第１図は本考案に係る締付け機
構を具備する三方締めチヤツクの側断面図（第２
図における−線断面図）、第２図は同平面図
、第３図は第１図における−線断面図、第４
図は作用状態を示す側断面図である。第５図は第
２実施例を表す図面であつて、その作用状態を示
す側断面図である。第６図び第７図は従来例を表
わす図艶であつて、第６図は三方締めチヤツクの
側断面図、第７図はその平面図である。
Ａ……締付け機構、Ｂ……三方締めチヤツク、
Ｗ……ワーク、１……ケース本体、２……シリン
ダー室、３……ピストン、３′……ばね、４……
環状凹部、４′……クランク押えワツシヤー、５
……チヤツク爪、６……Ｌ字型クランク、７……
支軸、８……ジヨウ、９……供給孔、１０……セ
ンター、１０′……基台部、１１……シリンダー
筒部、１２……油室、１２′……通孔、１３……
クランプピン、１３′……ピストンピン、１４…
…ボルト、１５……シリンダー筒部、１６……油
室、１７……ピストンピン。
1 to 4 are drawings showing a first embodiment of the present invention, and FIG. 1 is a side sectional view (second embodiment) of a three-way fastening chuck equipped with a tightening mechanism according to the present invention.
Fig. 2 is a plan view of the same, Fig. 3 is a sectional view taken along - line in Fig. 1, Fig. 4 is a sectional view taken along the line -
The figure is a side sectional view showing the operating state. FIG. 5 is a diagram showing the second embodiment, and is a side sectional view showing its operating state. 6 and 7 are diagrams showing a conventional example, in which FIG. 6 is a side sectional view of a three-way fastening chuck, and FIG. 7 is a plan view thereof. A...Tightening mechanism, B...Three-way tightening chuck,
W...Work, 1...Case body, 2...Cylinder chamber, 3...Piston, 3'...Spring, 4...
Annular recess, 4'...Crank presser washer, 5
...Chuck pawl, 6...L-shaped crank, 7...
Support shaft, 8...Journey, 9...Supply hole, 10...Center, 10'...Base part, 11...Cylinder cylinder part, 12...Oil chamber, 12'...Through hole, 13...
Clamp pin, 13'... Piston pin, 14...
...Bolt, 15...Cylinder tube, 16...Oil chamber, 17...Piston pin.
Claims (1)
ク爪を放射方向に沿つて摺動自在に設け、各チヤ
ツク爪の前部に夫々上下方向に亘つて油圧を介し
て連動するクランプピンとピストンピンを進退自
在に設ける一方、センターの基台部に油圧を介し
て連動する複数個のピストンピンを前記ピストン
ピンに夫々対向状に当接する如く進退自在に設け
て成るセンター付きチヤツクにおける偏心ワーク
の締付け機構。 (2) 各クランプピンをその先端が斜め下方向に
向く如く傾斜させて設けて成る上記請求項(1)に
記載するセンター付きチヤツクにおける偏心ワー
クの締付け機構。[Scope of Claim for Utility Model Registration] (1) A plurality of chuck pawls are provided on the chuck case body so as to be slidable along the radial direction, and the front part of each chuck pawl is provided with hydraulic pressure in the vertical direction. A center is provided with a clamp pin and a piston pin that are movable in conjunction with each other, and a plurality of piston pins that are interlocked with each other through hydraulic pressure are provided on a base portion of the center so as to be movable in a movable manner so as to be in contact with the piston pins in opposition to each other. A mechanism for tightening eccentric workpieces with a chuck. (2) A mechanism for tightening an eccentric workpiece in a chuck with a center according to claim (1), wherein each clamp pin is provided at an angle so that the tip thereof faces diagonally downward.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9687489U JPH071206Y2 (en) | 1989-08-18 | 1989-08-18 | Tightening mechanism for eccentric work in chuck with center |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9687489U JPH071206Y2 (en) | 1989-08-18 | 1989-08-18 | Tightening mechanism for eccentric work in chuck with center |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0336704U true JPH0336704U (en) | 1991-04-10 |
| JPH071206Y2 JPH071206Y2 (en) | 1995-01-18 |
Family
ID=31646050
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP9687489U Expired - Lifetime JPH071206Y2 (en) | 1989-08-18 | 1989-08-18 | Tightening mechanism for eccentric work in chuck with center |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH071206Y2 (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2010162633A (en) * | 2009-01-14 | 2010-07-29 | Teikoku Chuck Kk | Device for adding core compensating function |
| JP2012024862A (en) * | 2010-07-20 | 2012-02-09 | Komatsu Ntc Ltd | Chucking device |
| JP2017071034A (en) * | 2015-10-09 | 2017-04-13 | 村田機械株式会社 | Chuck device and lathe |
| CN115319134A (en) * | 2022-06-28 | 2022-11-11 | 洛基特水暖厨卫系统(广东)有限公司 | Elastic chuck for expanding hydraulic three-jaw clamping function of numerical control lathe |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP4226065B1 (en) | 2008-04-28 | 2009-02-18 | 有限会社里源 | Manufacturing method of soil improvement materials |
| JP5734045B2 (en) | 2011-03-25 | 2015-06-10 | 東海旅客鉄道株式会社 | Photosensitive metal alkoxide, coating liquid, and method for forming patterned film |
-
1989
- 1989-08-18 JP JP9687489U patent/JPH071206Y2/en not_active Expired - Lifetime
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2010162633A (en) * | 2009-01-14 | 2010-07-29 | Teikoku Chuck Kk | Device for adding core compensating function |
| JP2012024862A (en) * | 2010-07-20 | 2012-02-09 | Komatsu Ntc Ltd | Chucking device |
| JP2017071034A (en) * | 2015-10-09 | 2017-04-13 | 村田機械株式会社 | Chuck device and lathe |
| CN115319134A (en) * | 2022-06-28 | 2022-11-11 | 洛基特水暖厨卫系统(广东)有限公司 | Elastic chuck for expanding hydraulic three-jaw clamping function of numerical control lathe |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH071206Y2 (en) | 1995-01-18 |
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