Unwinding device for printing presses

B - Operations – Transporting – 65 – H

Patent

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Details

B65H 16/02 (2006.01) B65H 19/12 (2006.01)

Patent

CA 2081086

An unwinding apparatus supports a reel (60) of web material (22) which is to be unwound and directed into a printing unit (14) having a front/operator side and a rear/gear side. The unwinding apparatus comprises a frame (16) including a rear side part (28) located at the rear side of the printing press (14), and front side parts (24, 26) located at the front side of the printing press (14). The front side parts (24, 26) define an opening in the frame (16). Guide and locating bars (38) on the frame (16) extend from the rear side part (28) to the front side parts (24, 16) of the frame (16). The apparatus further comprises a movable reel cartridge (18) having front and rear cartridge frame parts (64, 66) for supporting the reel (60) of web material (22). The reel cartridge (18) is movable through the opening in the frame (16) and onto the guide and locating bars (38) to locate the reel (60) in its operating position.

'invention concerne un appareil dévidoir portant une bobine (60) de matière formant une trame (22) qui doit être déroulée et dirigée vers une unité d'impression (14) composée d'une face avant/côté opérateur et d'une face arrière/côté mécanisme. L'appareil dévidoir est constitué d'un châssis (16) comprenant une partie arrière (28) située derrière la presse (14) et des parties avant (24, 26) situées du côté avant de la presse (14). Les pièces du côté avant (24, 26) forment une ouverture dans le châssis (16). Des guides et des barres de retenue (38) se trouvant sur le châssis (16) s'étendent de la partie arrière (28) aux pièces de la partie avant (24, 16) du châssis (16). L'appareil comprend également une cartouche mobile (18) dotées de pièces de montage avant et arrière (64, 66) en vue de supporter la bobine (60) de matière formant une trame (22). La cartouche (18) se déplace dans l'ouverture du châssis (16) et sur les guides et les barres de retenue (38) pour maintenir la bobine (60) en position de fonctionnement.

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