Medical bone crusher

The medical bone crusher comprises a supporting cylinder, a bone crushing sleeve, a feeding pipe and a motor, an opening for placing the material receiving box is formed in one side of the supporting cylinder; the bone crushing sleeve is assembled on the supporting cylinder, a conical groove is formed in the bone crushing sleeve, the lower end of the conical groove is communicated with a bone crushing hole, a plurality of bone crushing grooves are formed in the inner wall face of the bone crushing hole, a material guide wheel is arranged in the conical groove and fixedly connected with a bone crushing disc arranged in the bone crushing hole, and a support is fixedly connected to the bottom of the bone crushing sleeve. The bone crushing disc is rotationally connected with the support through a rotating shaft, a plurality of spiral grooves are formed in the material guide wheel, a plurality of bone crushing teeth are arranged outside the bone crushing disc, a connecting rod is fixedly connected to the upper end