Roll bending machine for the production of conical sheet metal bodies, comprises top roller, bottom roller and side rollers having multi cylindrical roller sections, which are movably separated from each other

摘要

The roll bending machine for the production of conical sheet metal bodies (4), comprises top roller (2), bottom roller (3) and side rollers (6, 7) having multi cylindrical roller sections, which are movably separated from each other. A part of the outer surface of the side rollers is intended with a soft flexible layer, which is arranged at the roller sections. The flexible layer has a coating and a plastic film. The thickness of the flexible layer is 20-30 mm.