Boron carbide ceramic recovery device and method

The invention relates to the technical field of boron carbide ceramic recycling, and particularly discloses a boron carbide ceramic recycling device which comprises a recycling tank, a supporting mechanism is arranged on the outer side of the recycling tank, lifting suspension mechanisms are arranged at the two ends of the inner side of the recycling tank, a filter bag is arranged between the lifting suspension mechanisms, and the outer surface of the filter bag is fixedly sleeved with an annular frame. The two ends of the annular frame are connected with the lifting suspension mechanisms at the corresponding positions through arranged clamping assemblies correspondingly, a rotating shaft is rotationally connected to the lower position of the inner side of the recycling tank, a rubbing mechanism is arranged at the top end of the rotating shaft, a driving mechanism is arranged at the bottom of the rotating shaft, and a discharging pipe is installed at the bottom of the inner side of the recycling tank in a com