Drilling machine tool dedicated for truck side frame

The invention discloses a drilling machine tool dedicated for a truck side frame, belonging to the technical field of railway truck machining. The drilling machine tool comprises a substrate, a side frame locating base, a clamping bracket, a stand column drilling head and a stand column drilling head guide rail, wherein one side of the substrate is provided with two symmetrical stop key drilling heads and stop key drilling head guide rails. According to the drilling machine tool, machining working procedures are reduced, equipment amount is reduced, and production cost is lowered; stop key drilling quality is improved; times for hoisting and clamping are reduced, manpower amount is reduced, worker labor intensity is lightened, and manpower cost is lowered; working procedures and product amounts are reduced, the flat area of the machining technology is reduced, the product working procedure cycle is shortened, and production efficiency is improved; and the drilling machine tool is used for machining the truck bogie side frame of 70 tons and above.