EP 1344735 B1 20070829 - Winder for film of plastic material
Title (en)
Winder for film of plastic material
Title (de)
Wickler für Folie aus Plastikmaterial
Title (fr)
Enrouleuse pour film de matériau plastique
Publication
Application
Priority
EP 02425144 A 20020312
Abstract (en)
[origin: EP1344735A1] A winder (1) for film of plastic material comprises drawing assemblies for feeding the film (3) towards a winding zone wherein the film is wound on at least one pair of cores (10) supported by a spindle (8) rotated around its own axis, for the formation of rolls (80); spindle support means for supporting the spindle (8) in said winding zone; pressure control means (11, 25) for controlling the pressure of the film (3) on the roll (80) being formed during winding and during the changeover phase; spindle loading means (30, 40) suitable for loading a spindle with empty cores (10) from a magazine (60) to the winder; spindle unloading means (20) suitable for unloading the spindle with the formed rolls from the winder (1) to the magazine (60); and cutting means suitable for cutting transversely the film (3) once at least one roll (80) has been completed on the spindle (8) which has to be unloaded towards the magazine (60); the spindle support means comprising at least two cradles (9) mounted fixed in the shoulders (2) of the frame of the machine, and said pressure control means comprising at least one roller (14, 25) mounted movably so as to adjust to the increase in diameter of the roll (80) being formed in the winding zone. <IMAGE>
IPC 8 full level
B65H 18/10 (2006.01); B65H 19/22 (2006.01); B65H 19/30 (2006.01)
CPC (source: EP)
B65H 18/106 (2013.01); B65H 19/2284 (2013.01); B65H 19/305 (2013.01); B65H 2301/41421 (2013.01); B65H 2301/44334 (2013.01); B65H 2404/11211 (2013.01); B65H 2601/524 (2013.01)
Designated contracting state (EPC)
DE ES IT
DOCDB simple family (publication)
EP 1344735 A1 20030917; EP 1344735 B1 20070829; DE 60222088 D1 20071011; DE 60222088 T2 20080605; ES 2291435 T3 20080301
DOCDB simple family (application)
EP 02425144 A 20020312; DE 60222088 T 20020312; ES 02425144 T 20020312