Three-roller grinding machine for epoxy floor

The three-roller grinding machine comprises a working box, a supporting table is installed on one side of the working box, a push handle is installed on the surface of the working box, a filtering cavity is fixedly connected to the interior of the working box, an exhaust fan is fixedly connected to one side of the top of the filtering cavity, an air inlet pipe is arranged at the input end of the exhaust fan, and an air outlet pipe is arranged at the other side of the top of the filtering cavity. An air suction pipe penetrates through the interior of the filter cavity, and a filter screen is fixedly connected to the inner side wall of the filter cavity. Through cooperative use of an exhaust fan, an air inlet pipe, a filtering cavity, an air suction pipe, an air inlet, a driving motor, a first grinding roller, a first gear, a second gear, a second grinding roller and a grinding disc, the whole device can conveniently grind the epoxy floor, and the leveling degree of the epoxy floor is higher; and meanwhile, dus