Working roll pilework that falls based on remodel fast

The utility model discloses a working roll pilework that falls based on remodel fast, include to fall that stake round pin and matched with with it locate the hole that falls that roller groove one side was scurried to the working roll, its characterized in that: the top surface that the stake that falls is sold is the convex arc face, fall a hole interior terminal surface for with convex arc face matched with concave arc face, concave arc face and working roll are scurried and are equipped with the guide way between the roller groove. The utility model discloses low and the beneficial effect easy and simple to handle of counterpoint required precision has. 本实用新型公开了种基于快速换型的工作辊落桩结构，包括落桩销和与之相配合的设于工作辊窜辊槽侧的落桩孔，其特征在于：所述落桩销的顶面为凸弧面，所述落桩孔的内端面为与凸弧面相配合的凹弧面，所述凹弧面与工作辊窜辊槽之间设有导向槽。本实用新型具有对位精度要求低且操作简便的有益效果。