Rack And Pinion Type Rotary Actuator

The torque output of the actuator depends on the actuator area pneumatic supply pressure spring stiffness distance traveled initial compression of the.

Rack and pinion type rotary actuator.

This enables the customer to be able to size the actuator based on the maximum valve toque alone. This rotary action is achieved through the use of double integral pistons and racks that drive the connecting pinion. Pneumatic and hydraulic rack and pinion rotary actuators are available in a variety of styles and sizes from compact series to larger series for applications requiring up to 31 000 in lb of torque. The clean dry and processed gas required by this actuator is provided via a central compressed air station which usually supports a range of pneumatic devices in a process system.

Pneumatic rack and pinion actuators convert the energy of compressed air by means of a pneumatic cylinder to an oscillating rotary motion. Rack and pinion rotary actuators rack and pinion actuators consist of a housing to support a pinion which is driven by a rack with cylinder pistons on the ends. The pfeiffer br31a pneumatic rack and pinion actuator is designed for chemical and petrochemical applications. High torque to size ratio as well as accurate positioning.

High speed production applications and situations where low wear and long life are important our ptr series of rack and pinion rotary actuators are one example of this type of actuator. Rotary actuator cra1 cdra1 products web catalog rotary actuators air grippers rotary actuators rack pinion type compact auto switches d m9 type are mountable on 2 surfaces. This actuator is a rotary motion device ideal for all types of rotary valves. A complete line of phd pneumatic and hydraulic rotary actuators is offered with a wide range of options.

Theoretical torque output m is the product of the cylinder piston area a operating pressure p and the pitch radius of the pinion r p. High strength aluminum alloy tube provides a smooth corrosion free sealing surface and excellent abrasion resistance. Rack and pinion rotary actuators. Widest ranges of torque and rotation and deliver excellent mechanical efficiency often as high as 90 95.

M apr p single double or multiple rack designs. Heavy duty rack and pinion style rotary actuator which is designed to excel in the most rigid applications. Double rack units can permit twice the torque output with no increase in the overall actuator envelope. Get rotary actuators from grainger including vane style rack and pinion and single and double rack types.