Auto-Gripper The special-purpose gripper is suitable for spinning and curing place of spun pile production flow. The application scope of special-purpose clamp :φ300---φ600 standard spun pile mould ,Length 15m and below. This special-purpose gripper consists of the following parts: A. Pneumatic control system B. Hanging Beam C.Clamp D. Electronic control system The whole process of grasping work of the hoop type gripper: 1.The gripper control box have the clamp-specific start button.After turn on the air compressor start to work,when the air compressor pressure gauges at 0.75MPa,air compressor pressure valve start working,air compressor stop working,clamp have working conditions. 2.Overhead crane moving to the above of the mold, lifting mechanism down, the driver determine the length of the pile mold. 3.When the clamp guide groove is initially finished positioning,The hook continues to g…