... left sides)conveying---Bending (front and back sides)Collecting2. Machine PartsThis whole production line consists of hydraulic punching device, forming ... of sheet:700mme. The specification of shelf panel this machine can produceWidth:150mm,200mm,250mm,300mm,350mm,400mm,450mm,500mm ... back sides)a. Feed the formed sheet to the bending machine.b. Make an accurate position by air-powered device, then ...