Опорный валок постоянно смещается в осевом направлении? Не ограничивайтесь простой затяжкой стопорной гайки — проверьте эти 4 зазора
Recurring backup roll axial displacement is usually not a lock nut problem. In about 8 out of 10 cases the root cause sits in one of four clearances or force losses: chock-to-housing-window clearance, lock cylinder pressure or disc spring preload decay, thrust bearing wear, or thermally induced axial force. This guide shows how to measure […]
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