JPH02128802U - - Google Patents
Info
- Publication number
- JPH02128802U JPH02128802U JP3859189U JP3859189U JPH02128802U JP H02128802 U JPH02128802 U JP H02128802U JP 3859189 U JP3859189 U JP 3859189U JP 3859189 U JP3859189 U JP 3859189U JP H02128802 U JPH02128802 U JP H02128802U
- Authority
- JP
- Japan
- Prior art keywords
- piston
- cylinder
- speed
- pressure
- control device
- 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
- 239000012530 fluid Substances 0.000 claims 3
- 238000005192 partition Methods 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 4
Landscapes
- Fluid-Pressure Circuits (AREA)
Description
第１図は、この考案のピストン・シリンダ機構
を適用したねじ締め装置の一実施例を示す概略構
成図、第２図は、ピストンストロークとピストン
速度の関係を示す図、第３図は、従来のピストン
・シリンダ機構を適用したねじ締め装置の一例を
示す概略構成図である。
３……ねじ締めユニツト、５……ワーク、９…
…ねじ部品、２１……ねじ締め装置、２２……ピ
ストン・シリンダ機構、２３……シリンダ、２３
ａ，２３ｂ……シリンダ室、２４……ピストン、
２７……速度制御装置。
Fig. 1 is a schematic configuration diagram showing an embodiment of a screw tightening device to which the piston-cylinder mechanism of this invention is applied, Fig. 2 is a diagram showing the relationship between piston stroke and piston speed, and Fig. 3 is a diagram showing the conventional screw tightening device. 1 is a schematic configuration diagram showing an example of a screw tightening device to which the piston/cylinder mechanism of FIG. 3...Screw tightening unit, 5...Work, 9...
...Screw parts, 21...Screw tightening device, 22...Piston/cylinder mechanism, 23...Cylinder, 23
a, 23b... cylinder chamber, 24... piston,
27...Speed control device.
Claims (1)
が往復動するピストン・シリンダ機構であつて、
前記シリンダ内を区画するピストンにより形成さ
れる一対のシリンダ室に対し、圧力が異なる作動
流体を供給し、圧力差に応じた速度でもつてピス
トンを駆動する速度制御装置を具備してなるピス
トン・シリンダ機構。 (2) 前記速度制御装置は、ピストンの通過を検
出するセンサを有しており、このセンサの出力に
応じて作動流体の圧力を切り替え、ピストン速度
を多段制御することを特徴とする請求項１記載の
ピストン・シリンダ機構。[Claims for Utility Model Registration] (1) A piston-cylinder mechanism in which a piston reciprocates within a cylinder under the pressure of fluid,
A piston/cylinder comprising a speed control device that supplies working fluids with different pressures to a pair of cylinder chambers formed by a piston that partitions the inside of the cylinder, and drives the piston at a speed corresponding to the pressure difference. mechanism. (2) The speed control device has a sensor that detects passage of the piston, and switches the pressure of the working fluid according to the output of the sensor to control the piston speed in multiple stages. The piston/cylinder mechanism described.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3859189U JPH02128802U (en) | 1989-03-31 | 1989-03-31 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3859189U JPH02128802U (en) | 1989-03-31 | 1989-03-31 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH02128802U true JPH02128802U (en) | 1990-10-24 |
Family
ID=31546731
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP3859189U Pending JPH02128802U (en) | 1989-03-31 | 1989-03-31 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH02128802U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2011179616A (en) * | 2010-03-02 | 2011-09-15 | Smc Corp | Speed reduction mechanism of piston in pneumatic cylinder device |
-
1989
- 1989-03-31 JP JP3859189U patent/JPH02128802U/ja active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2011179616A (en) * | 2010-03-02 | 2011-09-15 | Smc Corp | Speed reduction mechanism of piston in pneumatic cylinder device |
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