Sapphire square brick plane forming grinding machine

The utility model provides a sapphire square brick plane forming grinding machine which comprises a bottom plate, a dust collection assembly is arranged on the top face of the bottom plate in an attached mode, a clamping assembly is arranged on the top face of the dust collection assembly, a second supporting plate and a transferring assembly are fixed to the top face of the bottom plate, and the second supporting plate and the transferring assembly are arranged on the two sides of the dust collection assembly respectively. The side, close to the dust collection assembly, of the second supporting plate is rotationally connected with a first limiting wheel, a grinding assembly is arranged on the top face of the bottom plate and stretches across the top of the dust collection assembly, and the dust collection assembly is transferred and inserted into the grinding assembly through a transfer assembly. According to the sapphire square brick polishing device, the clamping assembly is arranged at the top of the dus