Waste metal silicon sludge recycling and purifying device and method

The invention relates to a waste metal silicon sludge recycling and purifying device and method. A mixing motor is arranged in the center of the top surface of the mixing barrel, a water supply pipe, a feeding port and an auxiliary adding port are arranged on the outer side of the mixing motor, the output end of the mixing motor is connected with a mixing shaft mounted in an inner cavity of the mixing barrel, a mixing spiral sheet is fixedly mounted on the outer side of the mixing shaft, a discharging port is formed in the bottom of the mixing barrel, and a discharging port is formed in the bottom of the mixing barrel. A discharging control valve is installed in the discharging port, and a rotating and bearing integrated device is correspondingly arranged below the discharging control valve, the anti-adhesion push-out piece and the lower pressing plate in a matched mode. The device is high in overall smoothness, material mixing, forming, drying and discharging operations are integrated, the work and operation