Feeding device for concrete blow-off pipe

The feeding device comprises a feeding pipe, a sliding groove and a cavity are formed in the feeding pipe, a vibrating mechanism is arranged in the sliding groove, a rotating mechanism is arranged in the cavity, a mounting frame is connected into the feeding pipe in a sliding mode, an iron wire net is arranged on the inner side wall of the mounting frame, and the vibrating mechanism and the rotating mechanism are arranged on the inner side wall of the mounting frame. A second communicating groove and a first communicating groove are formed in the mounting frame, a clamping mechanism is arranged in the second communicating groove, a pulling mechanism is arranged in the first communicating groove, and the end of the pulling mechanism extends into the clamping mechanism and is fixedly connected with the inner side wall of the clamping mechanism. The wire mesh dismounting device is reasonable in structural design, by arranging the clamping mechanism and the rotating mechanism, a worker can drive the clamping mech