Rock core cleaning device

A rock core cleaning device comprises a water tank and a cleaning tank, the bottom of the cleaning tank is provided with a stepped containing groove used for containing rock cores, the top of the cleaning tank is further provided with a rotating motor, the rotating motor is connected with a threaded rotating rod, and the other end of the threaded rotating rod is rotationally connected to the bottom of the cleaning tank; clamping mechanisms used for clamping a rock core are arranged on the two opposite side walls of the cleaning box, a cleaning mechanism is further arranged in the cleaning box and comprises a cleaning table, a threaded rotating rod penetrates through the cleaning table, the cleaning table is provided with an internal thread matched with the threaded rotating rod, and a cleaning brush and a plurality of spray heads are arranged at the end, facing the rock core, of the cleaning table; the multiple nozzles are evenly arranged at the upper end and the lower end of the cleaning brush and connected