False tooth grinding machine with dust removal function

A false tooth grinding machine with a dust removal function comprises a shell assembly, a power assembly, a filter element and a power source. The shell assembly comprises a main shell and a drainage cover; a filter element mounting cavity, a motor mounting cavity and a power supply mounting cavity are sequentially formed in the main shell from the front end to the rear end; the drainage cover comprises a horn mouth section and a butt joint section which are connected in sequence, and the drainage cover is detachably connected to the opening in the front end of the main shell through the butt joint section; the power assembly comprises a motor, a coupler, a rotating rod, a clamp and a grinding execution piece. The filter element comprises a hard shell and a flexible adsorption layer, one end of the hard shell is movably inserted into the annular slot A of the drainage cover, and the other end of the hard shell is movably inserted into the annular slot B of the main shell; and the power supply is fixedly mount