Manipulator for gripping rubber-injected part

A manipulator for gripping a rubber-injected part comprises a support, a demoulding device, N groups of gripper devices adopting identical structures and N groups of inflators adopting identical structures, wherein the demoulding device, the N groups of gripper devices and the N groups of inflators are mounted on the support; the gripper devices are mounted at the bottom of a lower supporting plate in trumpet shapes and driven by gripper air cylinders to realize gripping or loosening; the inflators are mounted in centers of left and right connecting arms through connecting shafts and communicated with external air sources through inflator nozzles; the demoulding device comprises a demoulding plate, guide rods and demoulding air cylinders, the demoulding plate horizontally penetrates through the space between the left and right connecting arms to be mounted, waists of the inflators are sleeved by demoulding holes, and two ends of the demoulding plate are connected with lower ends of the guide rods, upper ends