Quick Exhaust Valve - how does it work

Quick Exhaust valves are mainly used to increase the extending speed of the piston by direct venting. Applications are for example trimming and stamping. Also the cycle time hereby is reduced.

Pneumatic quick exhaust valve – symbol and its ports

Pneumatic quick exhaust valve – symbol and its ports

Quick exhaust valves are always installed in the vent side directly on the cylinder. The following animation clarifies the function:

Quick exhaust valve working

Quick exhaust valve working


Work order:  Cutting device

Pneumatic quick exhaust valve - Press brake

Pneumatic quick exhaust valve - Press brake

The following device cuts off plastic sheet material. The cylinder extends when the left-hand-button and the right-hand-botton (1S1) are pressed. A double-acting cylinder should be installed. As soon as one of the two buttons is released, the cutting edge returns to its basic position.

Pneumatics - Quick exhaust valve - work order cutter

Pneumatics - Quick exhaust valve - work order cutter