Wind turbine blade end face grinding machine

The invention belongs to the technical field of machining and relates to a wind turbine blade end face grinding machine. The problem that the end face flatness of a large-size blade cannot be guaranteed in the prior art is solved. In order to solve the problem in the prior art, according to the technical scheme, the wind turbine blade end face grinding machine comprises a main engine, a control cabinet and a hydraulic station, wherein the main engine comprises a motor, a reducer, a rotating system assembly and a grinding system assembly; the wind turbine blade end face grinding machine also comprises a supporting fixing frame arranged at one end of the main engine; the supporting fixing frame is arranged in a blade propeller root; a plurality of hydraulic supporting assemblies are arranged between the supporting fixing frame and an inner wall of the blade propeller root; each hydraulic supporting assembly comprises a hydraulic cylinder and a movable supporting leg which is arranged at the outer end of a pisto