The finger cylinder is called a pneumatic finger, and is also called a pneumatic gripper or a pneumatic gripper finger;it is an actuator that uses compressed air as power to clamp or grasp workpieces. Originally originated in Japan, it was later widely used by domestic automation companies. According to the style, it can usually be divided into Y-type clamping fingers and flat-type clamping fingers. The cylinder diameter is divided into 16mm, 20mm, 25mm, 32mm and 40MM. Its main function is to replace people's grabbing work, which can effectively improve production efficiency and work efficiency. safety. The SMC Pneumatic Finger Series is one of the most commonly used pneumatic gripper devices in the industrial field.