Process for threading material web onto reel and device for process
AssigneeVoith Sulzer Papiertechnik Patent GmbH
InventorsRoland Möller, Werner Leitenberger, Jörg Maurer
Life of this patent
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Abstract
Process and apparatus for threading a material web onto a reel. The process includes guiding a beginning of the material web to be wound around the drum, directing blower air to keep the material web away from the reel, supplying the material web to a preparation station, and threading the reel with the material web. The apparatus includes a drum positioned to precede the reel, a blower bar arranged cross-wise to a web travel direction and including at least one exit opening adapted to provide blower air, a blower supply device adapted to supply blower air to the blower bar, and a control unit adapted to control activation of the blower air.
Claims43
A process for threading a material web onto a reel in an apparatus that includes a drum positioned to precede the reel, the process comprising:
- guiding a beginning of the material web to be wound around the drum;
- directing blower air to keep the material web away from the reel;
- supplying the material web to a preparation station;
- threading the reel with the material web;
- one of placing an empty reel onto the drum and pressing a wound reel against the drum, wherein a contact line is formed between the drum and the one of the empty reel and the wound reel;
- and
- directing the blower air counter to the web travel direction, and downstream from the contact line, with respect to a web travel direction.
An apparatus for threading a material web onto a reel, comprising:
- a drum positioned to precede the reel;
- a blower bar arranged cross-wise to a web travel direction and including at least one exit opening adapted to provide blower air;
- a blower supply device adapted to supply blower air to said blower bar;
- and
- a control unit adapted to control activation of the blower air,
- wherein said blower bar is arranged to direct the blower air to keep the material web away from the reel.
Dependencies are inferred from the claim text.