Pulse negative pressure feeding device for graphite processing

The utility model discloses a pulse negative pressure feeding device for graphite processing, which comprises a box body, the bottom of the box body is fixedly connected with a shell, one side of the bottom of the inner wall of the box body is fixedly connected with an inclined block, one side of the inclined block is provided with a feeding structure, and the feeding structure comprises a filter screen 1. According to the pulse negative-pressure feeding device for graphite processing, through cooperation of the box body, the shell, the square plate, a curved pipe, an electric valve, an inclined block, a hose, a material suction pipe, a plate body, a square box and a feeding structure, a first motor drives a circular plate to rotate, the circular plate drives a straight rod to move, then a vertical rod drives a piston to move up and down, and a one-way valve can make air in the box body enter a vertical cylinder; when the piston moves upwards, air in the vertical cylinder is compressed, the rubber ball moves