Introduction to Industrial Automation

 5 

Elements of Electro-Pneumatic Components ...........................................................159

5.1  Introduction to Electro-Pneumatic Components ..................................................159

5.2  Pressurized Air ........................................................................................................159

5.3  Production of Pressurized Air ...............................................................................160

5.4  Distribution of Pressurized Air .............................................................................161

5.5  Pneumatic Devices ...............................................................................................163

5.5.1  Single-Acting Cylinders .............................................................................163

5.5.2  Double-Acting Cylinders .........................................................................164

5.6  Calculations in the Case of Pneumatic Cylinders .................................................166

5.6.1  Length of Piston Stroke .............................................................................167

5.6.2  Speed of Piston’s Translation ....................................................................167

5.7  Pressurized Air Flow Control Valves .....................................................................167

5.7.1  Directional Valves ....................................................................................167

5.7.2  Manual Actuation of a Valve ....................................................................168

5.7.3  Mechanical Actuation of a Valve ..............................................................170

5.7.4  Electrical Actuation of a Valve ...................................................................170

5.7.5  Pneumatic Actuation of a Valve ...............................................................174

5.8  Circuits for Electro-Pneumatic Automation ...........................................................175

5.9  Electro-Pneumatic Applications............................................................................178

5.9.1  Industrial Automation of an Arrangement for Separating Similar Balls ...178

5.9.2  Industrial Automation of an Object Stamping Machine ..........................179

5.9.3  Industrial Automation of a Conveyor Arrangement for Objects Shorting ...181

Problems .........................................................................................................................183