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四辊轧机工作辊、支承辊和轴承座及轴承座和机架间存在间隙,为保持轧制稳定,提高轧制精度和轧辊与轴承的寿命,应使工作辊及支承辊在轧制过程中始终受一个不变的水平力。一般保持辊系稳定的有效方法是使工作辊相对支承辊中心连线偏移一距离。对于连轧机通常是偏于出口侧,对于可逆轧机、多数也偏于第一道次的出口侧。在正向轧制
Four-high rolling mill work roll, back-up roll and bearing seat and bearing and the gap between the frame, in order to maintain the stability of the rolling and improve the rolling precision and the life of the roll and the bearing, the work roll and back-up roll should be in the rolling process Always subject to a constant level of force. An effective method of keeping the roll system generally stable is to offset the work roll from the centerline of the backup roll a distance. For the continuous mill is usually partial to the export side, for the reversing mill, the majority are also partial to the first pass on the export side. In the forward rolling