JPH022534U - - Google Patents
Info
- Publication number
- JPH022534U JPH022534U JP7941388U JP7941388U JPH022534U JP H022534 U JPH022534 U JP H022534U JP 7941388 U JP7941388 U JP 7941388U JP 7941388 U JP7941388 U JP 7941388U JP H022534 U JPH022534 U JP H022534U
- Authority
- JP
- Japan
- Prior art keywords
- shaft
- cylinder
- nut member
- piston
- split nut
- 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
Landscapes
- Hydraulic Clutches, Magnetic Clutches, Fluid Clutches, And Fluid Joints (AREA)
Description
第１図は本考案による電気油圧式アクチユエー
タの一実施例を示す断面図、第２図ａ，ｂは軸と
分割ナツト部材との作動状態を示す断面図、第３
図は分割ナツト部材の正面図、第４図は第３図
−線に沿う断面図である。
１……シリンダ、３……ピストン、３ａ……ピ
ストンロツド、３ｂ……ヘツド、４……オイルタ
ンク、５……軸、５ｃ……ねじ部、６……電動モ
ータ、７ａ，７ｂ……分割ナツト部材、８……分
割ナツト部材の接離用駆動手段、１０……電磁切
換弁。
FIG. 1 is a cross-sectional view showing an embodiment of the electro-hydraulic actuator according to the present invention, FIGS. 2 a and b are cross-sectional views showing the operating state of the shaft and the split nut member, and FIG.
The figure is a front view of the split nut member, and FIG. 4 is a sectional view taken along the line - FIG. 3. 1...Cylinder, 3...Piston, 3a...Piston rod, 3b...Head, 4...Oil tank, 5...Shaft, 5c...Threaded part, 6...Electric motor, 7a, 7b...Divided nut Members, 8... Drive means for connecting and separating the split nut member, 10... Solenoid switching valve.
Claims (1)
シリンダのロツド側に切換弁を介して油を給排す
る手段と、ピストンのヘツド側に相対回転可能に
連結された軸と、この軸を回転する電動モータと
、軸の周りに配され内径に軸に設けたねじに対応
するねじを設けた分割ナツト部材と、この分割ナ
ツト部材を軸に対し接離させるための電気機械的
手段とを備えたことを特徴とする電気油圧式アク
チユエータ。 a cylinder with a piston in communication with a load;
A means for supplying and discharging oil to the rod side of the cylinder via a switching valve, a shaft connected to the head side of the piston for relative rotation, an electric motor that rotates this shaft, and a means for supplying and discharging oil to the rod side of the cylinder through a switching valve. An electrohydraulic actuator comprising: a split nut member provided with a thread corresponding to a thread provided on the shaft; and electromechanical means for moving the split nut member toward and away from the shaft.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7941388U JPH022534U (en) | 1988-06-17 | 1988-06-17 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7941388U JPH022534U (en) | 1988-06-17 | 1988-06-17 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH022534U true JPH022534U (en) | 1990-01-09 |
Family
ID=31304293
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP7941388U Pending JPH022534U (en) | 1988-06-17 | 1988-06-17 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH022534U (en) |
-
1988
- 1988-06-17 JP JP7941388U patent/JPH022534U/ja active Pending