The invention discloses gun head machining equipment. The gun head machining equipment comprises a punch press base, wherein a vibration feeding plate, a reverse burr punching assembly, a turntable feeding assembly, a first milling cutter disc assembly, a thread expanding and tapping assembly, a second milling cutter disc assembly, a third milling cutter disc assembly, a conversion disc assembly, a middle groove rough milling device, a fourth milling cutter disc assembly, a turntable discharging assembly, a middle groove deburring assembly and a positive notching assembly are sequentially arranged on the punch press base in the circumferential direction of the punch press base ; and the vibration feeding plate, the reverse burr punching assembly, the turntable feeding assembly, the first milling cutter disc assembly, the thread expanding and tapping assembly, the second milling cutter disc assembly, the third milling cutter disc assembly, a conversion disc assembly, the fourth milling cutter disc assembly, the turntable discharging assembly, the middle groove deburring assembly and the positive notching assembly are connected at a time through a conveyor belt, so that gun heads can be conveyed and operated at a time. The equipment has the advantages that the labor cost is reduced, the equipment is high in precision, small in error, high in speed and high in stability, and the production efficiency is greatly improved.