With the development of research on the ceramics rocker arm the ceramic gluts can be die-casted into the A-alloy base to form a whole containment connection structure except for the working surface.

• 通过分析摇臂的作用、特点、工作原理及结构特征,采用一些简明、新颖的设计思路,对采煤机的薄弱环节进行了针对性的改进。