机体预装线采用板链线输送，用于装配曲轴组件，主要设备包括：曲轴动平衡机、曲轴清洗机、飞轮齿圈电磁感应加热器、飞轮壳曲轴后油封压装机等。

Branch assembly line of crankshaft is used for assemblingcrankshaft components. It is made up of balancing machine,vittae washer, heating equipment of electric induction and seal pressing machine etc.