The invention discloses a device for drilling holes in spare parts of agricultural machinery, which comprises a base, a bearing is installed in the middle of the base, a rotating rod is connected to the bearing, the axis of the rotating rod is perpendicular to the base, and the The top of the rotating rod is fixedly connected with a turntable, the bottom of the turntable is provided with a guide groove, the guide groove is provided with support rollers, and the support rollers are fixed by a roller frame fixedly installed on the base The top of the turntable is equipped with a hydraulic cylinder body, the output end of the hydraulic cylinder body is connected with a lifting platform, the fixed base is fixedly connected with a pressing plate through an adjusting bolt, and the left and right sides of the top of the base The side is symmetrically provided with a frame, the top of the frame is provided with a beam, the top of the beam is equipped with a motor body, the output end of the motor body is connected with a connecting sleeve, and the bottom of the connecting sleeve is fixedly connected with the drill body , suitable for broad promotion.