Boring drum machine is an improved equipment of vertical lathe. It is a special machine tool that mainly processes automobile brake drums on the premise of vertical turning. Features of boring drum machine The boring drum machine is specially designed and manufactured for large buses, trucks and engineering vehicles. The computer frequency conversion speed regulation changes the old boring processing method, shortens the processing time, improves the machining accuracy, and is equipped with a special boring tool. Boring surfaces and hard points of various brake wheels. Cutting: adjust the flame, automatic rotation cutting, good surface finish, save time and gas. Car: The top of the steel ring you need can be turned on request. Boring: automatic positioning of three claws, arbitrary adjustment of the speed, fast speed, high accuracy. Welding: automatic centering, carbon dioxide shielded welding, deep melting, to ensure the welding quality and meet the requirements.