... servo motor APLH-2020 CNC Angle Mark,Punching, Cutting Line Feactures1) The machine is professional automatic equipment for marking ... in iron tower manufacturing industry. 2) CNC automatic production line offers high punching speed and high stability. 3) ... transverse conveyor, rotating loading system, infeed conveyor, CNC infeed carriage, marking unit, punching unit, shearing unit, unloading conveyor ...