This Paper analyses the scraping principle and mechanical charater for the centrifugal scraper of an ice cream freezer, deduces theoretical formula of the minmal rotation speed meeting contact scraper of agitator.
本文对冰淇淋凝冻机中离心式浮动刮刀的刮削机理及力学特性进行了分析，推导出搅拌器满足接触式刮削的最小转速的理论公式。
