Round tube blanking beveller

The invention relates to a round tube blanking beveller, which comprises three functional parts, namely a blanking part, a feed conveyor and a positioning unloader, wherein the blanking part comprises a blanking frame and a pair of blanking rollers parallelly arranged on the blanking frame through a bearing; and the blanking rollers are in transmission connection with a driving motor. The round tube blanking beveller is characterized in that: the front end of the blanking frame is provided with a plasma cutter through a support, and is also provided with a lifting device; the lifting device comprises a lifting framework arranged on the blanking frame through a hinged shaft which is positioned in the middle part of the lifting framework; one end of the lifting framework is provided with a blanking lifting roller through a bearing, while the other end is provided with a blanking hydraulic oil cylinder; and one end of the blanking hydraulic oil cylinder is connected to the lifting framework, while the other end