MACHINE FOR CUTTING PAPER LOGS

Title:

MACHINE FOR CUTTING PAPER LOGS

Document Type and Number:

WIPO Patent Application WO/2010/113200

Kind Code:

A3

Abstract:

Machine for cutting paper logs (L) supported by a support and feed structure (1 ), comprising: a blade (2); first motor means (3) arranged for giving said blade (2) a rotary movement around an axis z; a kinematic mechanism (4) arranged for moving said blade (2) near to and away from said paper logs (L); a kinematic mechanism (11) for sharpening said blade (2); a control unit with movement control software; wherein said kinematic mechanism (4) comprises second motor means (5) arranged for giving said blade (2) a translation movement with linear trajectory (T); said kinematic mechanism (4) comprises a rail (6) and a slide (7) whereto the first motor means (3) are associated and wherein the second motor means (5) comprise a linear motor controlled by the control unit so as to accelerate or decelerate the slide (7) along the rail (6) according to a predetermined criterion.

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Inventors:

ROTOLI GAETANO (IT)
BONACCORSI ILARIO (IT)

Application Number:

PCT/IT2010/000137

Publication Date:

November 25, 2010

Filing Date:

March 30, 2010

Export Citation:

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Assignee:

ROTOLI GAETANO (IT)
BONACCORSI ILARIO (IT)

International Classes:

B26D1/18; B26D3/16; B26D7/12

Foreign References:

EP2018942A1	2009-01-28
US20040244549A1	2004-12-09
US3353818A	1967-11-21
GB2340437A	2000-02-23
DE3803553A1	1989-08-17
US5697275A	1997-12-16
US4584917A	1986-04-29
EP1609570A1	2005-12-28