Rotary web-cutting apparatus.

摘要

A rotary plate-shape material cutting apparatus is disclosed. The apparatus comprises a pair of hollow knife cylinders, each provided with a knife on the circumferential surface and adapted to totate in mutually opposite directions, shafts piercing the hollow portion of the knife cylinders and having both eand thereof supported by frames, bearings positioned at both ends of the knife cylinders and interposed between the shafts and knife cylinders and at least one roll provided at ech of the knife cylinders, rotatably supported therein and having its rotary surface kept in contact with the external circumference of the shafts.