Standing vertical gantry numerical control grinding machine tool

The utility model relates to the technical field of gantry numerical control grinding machine tools, and discloses a standing vertical gantry numerical control grinding machine tool which comprises a base, a cross beam piece, a grinding structure and a cushioning piece, a workpiece is placed on the cushioning piece in a standing mode, the cross beam piece is movably connected with the base, and the cross beam piece is movably arranged in the Y direction relative to the base under driving force. The grinding structure is movably connected with the cross beam piece, the grinding structure is movably arranged in the X direction relative to the cross beam piece under driving force, and the grinding structure is used for grinding operation; the cushion placing piece comprises a cushion plate and a plurality of positioning pins, the cushion plate is stacked on the base in a tiled mode, and the positioning pins are arranged on the cushion plate and used for embedding a positioning workpiece. Under the action of the