Device and method for recycling boron carbide ceramics

The invention relates to a device and a method for recycling boron carbide ceramic, a reinforced limiting support bearing is mounted in the center of the bottom of a grinding and stirring barrel, a bottom rotating shaft is movably mounted in the reinforced limiting support bearing, and the outer side of the bottom of the bottom rotating shaft is fixedly connected with the output end of a speed reducing motor; the top of the bottom rotating shaft is connected with a top rotating shaft installed in the mixing, cleaning and impurity removing barrel through a bidirectional bearing, the center of a top plate is fixedly sleeved with the upper portion of the top rotating shaft, and a top driven rotating gear fixedly connected with the top rotating shaft is installed above the top plate. The top driven rotating gear is meshed with a driving rotating gear, the driving rotating gear is connected with the output end of a top rotating motor, the top rotating shaft is sleeved with a rotating impurity removing device, and