Screening equipment for coal gangue production and processing

The screening equipment for coal gangue production and processing comprises a base, box bodies and sliding blocks, the multiple box bodies are installed at the top end of the base through a supporting frame, sealing assemblies are hinged to the top ends of the box bodies, sliding rails are installed on the side wall of the inner side of the base, the sliding blocks are arranged in the sliding rails, and the sliding blocks are arranged in the sliding rails. A first motor is arranged on the outer wall of the box body through a bottom plate, a rotating shaft is installed at the output end of the first motor, a rotating disc is installed at the output end of the rotating shaft, a pull rod hinged to the sliding block is hinged to the outer wall of the rotating disc, a suction fan is installed on the outer wall of the box body, and a suction pipe is installed at the output end of the suction fan; according to the device, when the flip-flow screen moves in a reciprocating mode, the flip-flow screen is tensioned and