Environment-friendly mechanical grinding machine

The utility model relates to the technical field of mechanical grinding machines. The utility model relates to a grinder, in particular to an environment-friendly mechanical grinder. The device comprises a grinding box, a cyclone separator, a bag-type dust collector and a stock bin, a grinding roller group is arranged in a grinding inner cavity of the grinding box; the stock bin is connected withthe grinding box through the feeding barrel. A blocking cover is welded to an upper end opening of the stock bin. A dust discharging hole in the top of the grinding box and a port of the dust guide cover are connected with a cyclone separator through a three-way pipe; the cyclone separator is connected with the bag-type dust collector through an air guide pipe; the beneficial effects are that: thedevice is suitable for large-scale production; according to the utility model, the structure is simple, dust is generated at the upper port of the stock bin; and square dust particles generated during grinding in the grinding