Device for the crossed displacement of rolling rolls

Details Device for the crossed displacement of rolling rolls Device for the crossed displacement of rolling rolls

B - Operations, Transporting

21

B

B21B 13/08 (2006.01) B21B 13/02 (2006.01) B21B 31/26 (2006.01)

Patent

CA 2208694

Device for the crossing of rolling rolls, whether they be working rolls (13) and/or back-up rolls (12), in a four-high rolling mill stand (10) for plate and/or strip, the device including an upper rolling block (11a) and a lower rolling block (11b), the working rolls (13) and the back-up rolls (12) being supported at the ends by respective supporting chocks (14) associated with stationary housing means (15) defining an inner space to house the chocks (14), cooperating with at least one side of at least one chock (14) there is at least one intermediate positioning element (18) associated with adjustment and positioning means (16), which comprise at least drive means (23) associated with bar means (22) solid with eccentric means (20) by means of arm means (21), the adjustment and positioning means (16) being located in a position outside the stationary housing (15), the eccentric means (20) being associated with rod means (24) which can be moved on their axis and at right angles to the vertical plane of the stand and acting on the intermediate positioning elements (18).

Dispositif de déplacement transversal de cylindres de laminoir, qui sont des cylindres de travail (13) et/ou des cylindres d'appui (12), dans une cage (10) de laminoir quarto pour tôle forte et/ou bande, ce dispositif comprenant un bloc rotatif supérieur (11a) et un bloc rotatif inférieur (11b), les cylindres de travail (13) et les cylindres d'appui (12) étant soutenus à leurs extrémités par des empoises de soutien (14) associées à un moyen de logement stationnaire (15) délimitant un espace interne pour abriter ces empoises (14). D'autre part, solidaire d'au moins un côté d'au moins une empoise (14), il existe au moins un élément d'orientation intermédiaire (18) associé à un dispositif d'ajustement et d'orientation (16), lequel comprend au moins un dispositif d'entraînement (23) associé à une barre (22) solidaire d'un excentrique (20) utilisant un système de bras (21), ces moyens d'ajustement et d'orientation (16) se trouvant à l'extérieur du logement stationnaire (15) et ledit excentrique (20) étant associé à une tige (24) qui, lorsqu'on la déplace sur leur axe et à angles droits par rapport au plan vertical de la cage, donne la possibilité de manoeuvrer les éléments d'orientation intermédiaires (18).

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