JPS6360706U - - Google Patents
Info
- Publication number
- JPS6360706U JPS6360706U JP15638786U JP15638786U JPS6360706U JP S6360706 U JPS6360706 U JP S6360706U JP 15638786 U JP15638786 U JP 15638786U JP 15638786 U JP15638786 U JP 15638786U JP S6360706 U JPS6360706 U JP S6360706U
- Authority
- JP
- Japan
- Prior art keywords
- control valve
- valve device
- controller
- controls
- opening degree
- 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
- 238000010586 diagram Methods 0.000 description 2
Landscapes
- Actuator (AREA)
- Fluid-Pressure Circuits (AREA)
Description
図面第1〜3図はこの考案の実施例を示すもの
で、第1図は回路図、第2図は制御弁装置の断面
図、第3図はパイロツト制御弁の断面図、第4図
は従来の装置の回路図である。
S……油圧シリンダ、C……コントローラ、A
……制御弁装置、6……シリンダポート、15…
…メインスプール、16……背圧室、PV……パ
イロツト制御弁。
Figures 1 to 3 show an embodiment of this invention. Figure 1 is a circuit diagram, Figure 2 is a sectional view of the control valve device, Figure 3 is a sectional view of the pilot control valve, and Figure 4 is a sectional view of the pilot control valve. FIG. 1 is a circuit diagram of a conventional device. S...Hydraulic cylinder, C...Controller, A
...Control valve device, 6...Cylinder port, 15...
...Main spool, 16...Back pressure chamber, PV...Pilot control valve.
Claims (1)
制御弁装置と、この制御弁装置に制御信号を出力
するコントローラとを設けてなり、上記制御弁装
置は、一端を背圧室の臨ませ、この背圧室の圧力
に応じて上記シリンダポートの開度を決めるメイ
ンスプールと、上記コントローラの出力信号に応
じて、背圧室の圧力を制御する電気的パイロツト
制御弁とからなることを特徴とした油圧シリンダ
の速度制御機構。 The control valve device is provided with a control valve device that is directly connected to a cylinder port and controls its opening degree, and a controller that outputs a control signal to this control valve device. It is characterized by comprising a main spool that determines the opening degree of the cylinder port according to the pressure in the back pressure chamber, and an electric pilot control valve that controls the pressure in the back pressure chamber according to the output signal of the controller. Hydraulic cylinder speed control mechanism.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP15638786U JPS6360706U (en) | 1986-10-13 | 1986-10-13 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP15638786U JPS6360706U (en) | 1986-10-13 | 1986-10-13 |
Publications (1)
Publication Number | Publication Date |
---|---|
JPS6360706U true JPS6360706U (en) | 1988-04-22 |
Family
ID=31077955
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP15638786U Pending JPS6360706U (en) | 1986-10-13 | 1986-10-13 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS6360706U (en) |
-
1986
- 1986-10-13 JP JP15638786U patent/JPS6360706U/ja active Pending