Drawing mechanism

摘要

The drawing mechanism comprises a housing accommodating a feed couple defined by a pair of endless belts. One endless belt is mounted about a driving cylinder, and moves in engagement with a movable guide and transmits motion to the other belt running about the pressure roller of the feed couple and said other belt moves in engagement with a stationary guide, and the drawing mechanism also includes a delivery couple defined by its own driving cylinder and its own pressure roller. At the inlet of the feed couple there are mounted a guiding member and a compacting member adapted to precompact the fibrous product being fed into the feed couple. The pressure roller of the delivery couple and the pressure roller of the feed couple, the stationary guide of the feed couple, the compacting and guiding members are mounted on a common removable plate provided with an adjustable retainer means for retaining the common removable plate in its position.