A MACHINE FOR TIGHTLY WINDING ONE OR MORE PIPES TUBES SHEETS PLATES OR THE LIKE INTO COMPACT SINGLE OR COMPOSITE COIL OR COILS SIMULTANEOUSLY

摘要

A machine for rightly winding one or more pipes, tubes sheets plates or the like into compact single or composite coil or coils simultaneously said machine comprising a mandrel rotatably mounted on one or more supports; a drive and rigidly coupled to said mandrel; and at least one straightening or flattening device wherethrough each of said pipes, tubes, sheets, plates or the like is slid onto said mandrel, said straightening or flattening device consisting of a frame rotatably mounted on one or more supports, a plate fixedly provided in said frame along its length such that said plate extends over the thickness of said frame on its either side said plate being provided with a plurality of slots along the length of its sides extending over the thickness of said frame, a pair of plate members spaced apart and fixedly provided on either side of said frame, said plate members being face to face with said sides of said plate and provided with a plurality of slots along their length matching the slots in the corresponding sides of said plate, a stationary pad having a friction lining and being adjustably mounted on said plate, a movable pad having a friction lining and being disposed in the spacing between said plate members, automatic variable pressure control means connected to said movable pad in order to advance and retract said movable pad, at least one pair of guide rollers provider in the slots of said plate and plate members in order to guide each of said pipes, tubes, sheets, plates or the like between said stationary pad and movable pad, a graduated scale supported on said frame in order to indicate vertical-displacement of each of said pipes, tubes, sheets plates or the like and roller means supported on said frame in order to guide said movable pad.