Theory of operation directacting directional control shown below is a schematic of a typical directional control circuit, consisting of an spxx47c with an ecxx32 and hlsxx30 in combination to form the basis of a closed center, internally compensated load sensing directional control valve rated between 3 to 6 gpm. Since our founding, yuken has given much thought to what our customers want and need. Monoblock directional control valve manually operated common load check on inlet stock no. This allows one valve subplate to serve as the mounting platform for any of these valves. Directional control valves dcvs are one of the most fundamental parts of hydraulic and pneumatic systems. A directional control valve is the extend and retract control for your hydraulic cylinders. These three functions usually operate in combination. On the right hand side you can see the basic position of a normally closed 32way valve. Dsg03 series solenoid operated directional valves 38 solenoid operated directional valves, dsg03 series these are epochmaking solenoid operated valves of high pressure, high flow which have been developed incorporating a unique design concept into every part of the valve including the solenoid. A singleacting cylinder needs supply to and exhaust from its port to operate. Consistent with this technology, it is simple in its application, reliable, easy to troubleshoot, and cost. Dcxh series directional control valves are designed and manufactured by tr engineering inc, a fluid power company engaged in the design, manufacture and marketing of technically advanced hydraulic components and systems, including control valves, hydraulic directional control. Introduction to directional control valves intro video course test.
The original nopak valve design, with its patented, rotating lapped disc, has been augmented with other designs until today the. It can be represented in general form as n p n s, where n p is the number of ports connected to the direction control valve and n s the number of switching positions. Directional control valve flow control valve all world. These solenoid operated directional control valves are for directing and. Directional control valves all world machinery supply.
It also shows the differences between a schematic diagram and the actual hookup of a. Below is a diagram of a 5 port 3 position directional control valve. They direct the flow of fluid along different paths from one or more supplies. Nopak directional control valves nopak directional control valves are noted throughout industry for their simplicity of design, rugged construction, longlived, troublefree service, and low maintenance. Direction control valve directional control valves latest. Directional spool valves, direct operated, with solenoid. Control of contamination due caution must be paid to maintaining control over contamination of the hydraulic fluids which may otherwise lead to breakdowns and shorter the life of the valve. Directional control valves explained engineer student. Mseries electric motors hollow shaft electric motors for yuken pumps output of 0. It controls the start, stop and direction of a flow. Inch equivalents for millimeter dimensions are shown in d3fw with hirschmann. It can be represented in general form as n p n s, where n p is the number of ports connected to the direction control valve and n s the number of switching positions in addition, the method of actuation and the return method can also be specified. The number of squares tells you the numb er of positions the valve can take.
A 4port valve is normally required for double acting systems. The hcv0620 completes the circuit when it is in use with multiple parallel functions. What is a directional control valve and why do you need it. The optimum valve for any system can be utilized since many. Directional valves these valve are used for shifting oil flow direction of hydraulic circuit and for actuator startingstopping as well as the. Chapter 5 schemes of directional control valves iso.
Directional control valve hydraulic valves and parts. Solenoid controlled pilot operated directional valve. Directional control valves are available as spool valves, poppet valves or rotary slide valves. Directional control valves directional control valves are one of the most basic components in any hydraulic circuit. Cetop 3 solenoid operated directional control valves page 2. Each position the valve can take is represented by a square. Directional control valves are generally specified using the number of ports and the number of switching positions.
Visiodraft eice10010 dsg01 series solenoid operated. Section 2 solenoid directional control valves make model page lc lc lc continential eurofluid eurofluid hma hyteco lc eurofluid hma hyteco lc lc lc. Pilot operated highresponse 43 directional control valve size 10 to size 27, with control spool and bushing in servo quality integrated electronics obe with position controller for pilot control and main stage, calibrated in the factory main stage in servo quality with position feedback flow characteristics. Sep 02, 2015 application of direction control valve in automatic transmission 1. Monoblock directional control valve types mb3 youli. Pneumatic symbols of directional control valves home. Directional control valve 6b37 h 38 2 position 4 port directional control valve with hydraulic pilot for pressures up to 10,000 psi.
The simplest directional control valve is the 2way valve. Iso schemes of directional control valves page 2 hafnerpneumatik kramer kg, stammheimerstra. The dsg01 50 series solenoid operated directional valve comes with two basic models. The 4we6 cetop03 directional control solenoid valves consists of a steel body, a control spool with two centering springs and operating solenoid coils. Were dedicated to making products that broadly and seamlessly blend in with peoples lives by fusing contemporary hydraulics with a broad range of cuttingedge technologies. Bis valves products directional control valve 6b37h. Pilot operated highresponse 43 directional control valve size 10 to size 27, with control spool and bushing in servo quality integrated electronics obe with position controller for pilot control and main stage, calibrated in the factory main stage in servo quality with position feedback. Directional control valves namur iso the ps series is available with namur configuration vdivde 3834, a standard interface to mount the 52way valve directly onto appliances such as a pneumatic actuator. Directional control valves psseries magneetventielshop. Directional valves are devices used to change the flow direction of fluid within a hydraulic circuit. Directional control valves getting started it is wellunderstood that efficiency is paramount and. Dcxh series directional control valves by tr engineering, inc. Hydraulic fluid powerfourport directional control valvesmounting surfaces.
Directional control valves photo type series description main specifications solenoid valves ss solenoid valve 26. In the advance position pressure flows from the pump. The directional valve type we is a solenoid actuated directional spool valve. Type of fluids any type of hydraulic fluid, listed in the table below can be used.
Directional control valves directional control valves are designed to direct the flow of fluid, at the desired time, to the point in a fluid power system where it will do work. Shop directional control valves at and browse our extensive selection of industrial parts and supplies for all your mro needs. The directional valve basically consists of the housing 1, one or two electronic solenoids 2, the control spool 3, and the return springs 4. Pt rear ports cw relief valve modular sandwich valve. It also shows the differences between a schematic diagram and the actual hookup of a directional control valve. Basic fourway sliding spool directional valve construction vickers valve bodies have a precision machined bore in. A valve is designed to control the direction of movement of a work cylinder or the direction of rotation of a fluid motor. Oct 30, 2016 this video shows how to install a directional control valve. A water faucet allows flow or stops flow by manual control. The direction of the airflow is represented by an arrow.
All vektorflo directional control valves are rated at 5,000 psi working pressure. Youli has been devoting to hydraulic operated control valves over than three decades since 1975, which is an experienced and a professional manufacturer of hydraulic pressure relief valves, mainly supplies high quality directional control valve, pilot control valves, hydraulic pilot control valve operation and flow control valves. Directional control solenoid valve pdf hydraproducts. Range relief setting psi spool action spool type price. This video shows how to install a directional control valve. Monoblock directional control valve manually operated standard double acting spring centred common load check on inlet stock no. Directional control valves can control the start, stop and change in direction of flow of a pressure medium i. Dsg01 series solenoid operated directional valves 18 solenoid operated directional valves, dsg01 series wide range of modelschoose the optimum valve to meet needs from a large selection available. The driving of a ram back and forth in its cylinder is an example of when a directional control valve. By this means, the response time and the pressure drop across the valve for any particular flow rate can be controlled. We specialize in daikin directional control valves also called flow control valves that securely control hydraulic fluid flow. Hydraulic valve division elyria, ohio 44035 usa bulletin hy142597b1us 2597b1.
Stroke adjusters can be fitted at either or both ends of the mainstage valve for adjusting the stroke in one or both. Spool type, hydraulic 3way directional control element,spool type, hydraulic 3way directional control element, this unit is a direct acting, screw in cartridge style,this unit is a direct acting, screw in cartridge style, in an open center an open center position. The valve is provided with 2 orings to create a reliable sealing. Hydraulic directional control valve 3d cad model library. As a leading manufacturer of hydraulic equipment, weve worked to meet expectations across a broad range of industries. Section 1 mobile directional control valves make model page hydrocontrol galtech bucher bucher galtech galtech galtech galtech galtech galtech bucher cross cross prince bucher bucher bucher. A video by jim pytel for students at columbia gorge community college. Bosch rexroth directional control valves d03 ng6 3 this order code describes the desired model variances of the do3 ng 6 directional control valves. Direction control valve directional control valves. Jul 07, 2011 a video by jim pytel for students at columbia gorge community college. The most common form of directional control valve is a cylindrical body with a spool inside that is moved in and out by either mechanical, electrical or hydraulic means.
This module is not market specific will clarify the difference between all types of directional valves and their. Dcvs allow fluid flow into different paths from one. For this reason, they are also referred to as switching valves. The simplest directional control valve is the 2way. All vektorflo directional control valves are rated at 350 bar 35 mpa working pressure. These control the maximum opening of the main spoolbody passages by adjusting the limits of spool stroke. Pressure port size list price hc52691 hcm451 1 45 lpm 12 us gpm 350 bar 5000 psi 34 uno hc52693 hcm452 2 hc52692 hcm453 3 hc52680 hcm454 4 hc52683 hcm455 5 hc63170 hcm456 6.
Chapter 5 schemes of directional control valves isosymbols. It provides a flow path from the pump to the cylinders and a. Mdc series directional control valves are designed and manufactured by tr engineering inc, a fluid power company engaged in the design, manufacture and marketing of technically advanced directional control valves, hydraulic components and systems, including control valves and hydraulic hand pumps. With wet type solenoids, these valves ensure the low noise and the long life, moreover, ensure no. Model change has been made on the following product. They typically incorporate international standard mounting and fluid flow patterns. They typically incorporate international standard mounting and fluid flow patterns nfpa do3iso 44011. The most common form of directional control valve is a cylindrical body with a spool inside that is moved in and out by either mechanical, electrical or hydraulic me. This is a solidworks 2015 assembly of a rd4100 series prince rd412ca5a2b1 directional control valve that i am using on a hydraulic project.