Diesel engine cylinder cover milling machine tool

The utility model discloses a milling machine tool for a cylinder cover of a diesel engine, which comprises a bottom plate and further comprises a working table, a sliding rail is arranged on the bottom plate, an adjusting plate is arranged on the sliding rail in a sliding manner, a supporting block is arranged on the adjusting plate in a sliding manner, and the working table for placing the cylinder cover is arranged on the supporting block. Supporting frames are arranged on the two sides of the workbench, square grooves are formed in the supporting frames, guide rods are arranged in the square grooves, a screw rod is arranged between the two movable plates, and the two ends of the screw rod are sleeved with fixing nuts; the milling machine tool for the cylinder cover of the diesel engine is convenient to use and adjust, clamps of different types do not need to be replaced, the outside of the cylinder cover is extruded and fixed through the four clamping blocks, the sliding rail and the adjusting plate can m