Milling equipment for turnout base plate and use method of milling equipment

The invention discloses milling equipment for a turnout base plate and a using method of the milling equipment, and relates to the technical field of turnout manufacturing, the milling equipment comprises a milling workbench, a pressing mechanism and a clamping mechanism, the milling workbench is horizontally arranged, and a plurality of inverted-T-shaped fixing grooves are evenly distributed in the upper side of the milling workbench; the pair of pressing mechanisms is arranged on the milling workbench in a bilateral symmetry mode, each pressing mechanism comprises a hydraulic cylinder and a pressing plate, and the pressing plates are driven by the hydraulic cylinders to be pressed on a non-milling area on the upper side of the turnout base plate; the clamping mechanisms are correspondingly arranged on the pressing mechanisms on the two sides, each clamping mechanism comprises a clamping plate, and the clamping plates are driven by a hydraulic cylinder to be clamped in a non-milling area of the end of the tu