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Homework: Valves and Actuators Teacher: Nguyen Truong Thinh September 24th , 2015 Applications of Pneumatics A Pneumatic machine is used to dismantle an automobile tire A pneumatic machine is used in an automobile painting Applications of Pneumatics Automobile production lines Pneumatic system of an automatic machine Applications of Pneumatics A heavy duty pneumatic jackhammer A pneumatic filling machine Applications of Pneumatics A pneumatic device is used to fill the tire with compressed air to adjust the tire pressure A pneumatic device is used to fill the tire with compressed air to adjust the tire pressure Single Actuating Cylinder Double Acting cylinder 2/2 Directional control valve 3/2 Directional control valve Normally closed type Normally open type 5/2 directional control valve Memory function circuit Transport system Allocating device Description The allocating device supplies aluminium valve blanks to a machining station By operating a pusg button, the piston rod of the single-acting cylinder is made to advance After releasing the actuating button, the piston rod returns Direct control and speed control Circuit diagram of an OR function circuit Circuit diagram of an AND function circuit Circuit diagram for a NOT function circuit Double acting cylinder Problem 1: Vehicle door operation system Problem 2: Pressing cheeses Procedure The cheeses are placed into the tool manually When the pushbutton is activated, the cylinder advances and presses the cover onto the tool The pushbutton is pressed and held until the pressing operation has been completed When the pushbutton is released, the cylinder is retracted and the tool can be accessed The cheese can be removed Parameters • Use a double-acting cylinder • Pneumatically control the cylinder using a manually actuated valve Problem 3: Feed rail seperator Problem 4: Compactor for domestic rubbish Problem 5: Clamping camera housings Thanks for doing homework!