在凸轮机构中平底从动件凸轮机构受力性能最好。本文论述了平底移动从动件盘状凸轮机构的一些参数的选择及凸轮廓线的设计方法和ＣＡＤ过程，可促进平底从动件凸轮机构的设计与应用。 Flat cam follower cam mechanism in the best mechanical performance. This paper discusses the selection of some parameters of the flat cam follower disc cam mechanism and the design of the cam profile and the CAD process, which can promote the design and application of the flat follower cam mechanism.