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Industrial Pneumatic Actuators: Design, Functionality, and Modern Applications
Release date：2025/6/21
1. Introduction
Industrial pneumatic actuators are fundamental components in automation systems, offering reliable motion control through compressed air. Their robustness, rapid response, and cost-efficiency make them indispensable in manufacturing, oil & gas, food processing, and other industrial sectors. This article explores their working principles, types, key benefits, and emerging trends in smart pneumatics.
2. Working Principle
Pneumatic actuators convert compressed air energy into mechanical motion (linear or rotary). The basic operation involves:
Air Supply: Compressed air (typically 4–7 bar) enters the actuator.
Pressure Differential: Air pushes against a piston, diaphragm, or vane, generating force.
Motion Transmission: The actuator rod or rotary shaft moves the load.
Direction Control: Solenoid valves regulate airflow for forward/return strokes.