Plane accurate grinding equipment for ultra-large numerical control machine tool base

The utility model discloses ultra-large numerical control machine tool base plane accurate grinding equipment which comprises a working platform deck, a clamping mechanism, a dust collection mechanism, a servo driving mechanism, a grinding mechanism and a visual inspection device. The servo driving mechanism comprises a cross beam support, a Z-axis driving assembly, two X-axis driving assemblies and two Y-axis driving assemblies, the dust collection mechanism comprises a dust collection carrying disc, a dust collector and a plurality of dust collection heads, and the grinding mechanism comprises a grinding driving motor and a grinding disc. An ultra-large numerical control machine tool base to be finely ground can be fixed to the working platform deck through the clamping mechanism, and under driving of the servo driving mechanism, the grinding mechanism can be matched with the dust collection mechanism to conduct grinding and dust collection on the ultra-large numerical control machine tool base. And the vis