APPARATUS FOR CONTROLLED ADJUSTMENT OF A STOPPER OF A DISTRIBUTOR CHANNEL OR THE LIKE IN A CONTINUOUS CASTING PLANT

摘要

An apparatus for controlled adjustment of a stopper (56) of a distributor channel or metallurgical vessel (57) in a continuous casting plant (for billets or ingots), the stopper (56) being connected to a crosstie or stopper rod (22) disposed above the distributor channel or metallurgical vessel and the crosstie stopper rod itself being connected to a support bar which is movable up and down in a vertical guide means. The vertical guide means of the support bar (square section part 1) is a roller guide means comprising support rollers (10') or support balls (10') which are clamped without clearance between the support bar and an outer housing (2, 3, 7).