Patent ID: 9446529
Filing Date: 2016-09-20
CPC Classification: B26D,Y10T

Claim Text:
1. An apparatus for transversally sawing a tubular body into tubular portions, for use as tubular cores for coils of wound material, the apparatus comprising: a carriage means for moving said tubular body through a sawing station, said carriage means arranged to engage with a first end of said tubular body and to longitudinally move said tubular body until a second end of said tubular body reaches a predetermined distance from said sawing station, said distance corresponding to a predetermined sawing length of a tube portion; a support means that is arranged to receive said tubular body at said sawing station, and to allow an idle rotation of said tubular body about its own longitudinal axis at said sawing station; a rotation means for bringing into rotation and maintaining in rotation said tubular body about said longitudinal axis when said tubular body is located at said sawing station on said support means; a saw means for sawing said tubular body at said sawing station, in order to obtain a sawn-away portion of said tubular body of the same length as said distance, wherein said carriage means comprises a holding means for holding said tubular body when said tubular body is moved longitudinally along said support means, said holding means comprising: a rotatable element extending from said carriage means and arranged to relatively rollingly engage with a surface portion of said tubular body; and a counter-support member arranged to vertically slide between a lowered position in which it is disengaged from said tubular body, and a raised position in which it clamps, in cooperation with said rotatable element, said tubular body.