Automatic rewinder particularly for flexible film of plastic material and relative method for producing rolls

(19)

(11)

EP 1 306 332 A3

(12)	EUROPEAN PATENT APPLICATION

(88)	Date of publication A3:
	14.01.2004 Bulletin 2004/03

(43)	Date of publication A2:
	02.05.2003 Bulletin 2003/18

(21)	Application number: 02017908.1

(22)	Date of filing: 09.08.2002

(51)	International Patent Classification (IPC)⁷: B65H 18/00, B65H 19/22, B65H 19/30, B65H 19/28

(84)	Designated Contracting States:
	AT BE BG CH CY CZ DE DK EE ES FI FR GB GR IE IT LI LU MC NL PT SE SK TR
	Designated Extension States:
	AL LT LV MK RO SI

(30)

Priority:

29.10.2001 IT MI20012274

(71)	Applicant: Bielloni Castello S.P.A.
	21052 Busto Arsizio (VA) (IT)

(72)	Inventor:
	Lianza, Michele 20057 Vedano al Lambro (MI) (IT)

(74)	Representative: Petruzziello, Aldo
	Racheli & C. S p A Viale San Michele del Carso, 4 20144 Milano 20144 Milano (IT)

(54)	Automatic rewinder particularly for flexible film of plastic material and relative method for producing rolls

(57) An automatic rewinding machine (1), particularly for film of plastic material, comprising film feeding means (3a, 3b, 3c, 3d, 3e, 5) able to feed a film (4) toward at least one core (9) supported by a mandrel (8) rotatably mounted in a winding cradle (7), so as to generate at least one roll (6) of film, roll unloading means (15) able to unload at least one finished roll (6) out of the winding area of the rewinder, core feeding means (110, 111) able to feed cores (9) from a magazine toward a loading support (50) mounted on a frame (2) of the rewinder, a mandrel loading/unloading device (100) able to load a mandrel (8') inside the cores (9) disposed in the loading support (50) and unload the mandrel (8) from the cores (9), and mandrel handling means (30, 40) able to pick up the mandrel (8') from the loading support (50) to carry it toward the winding area.

Search report