Based on genetic algorithm, the paper gives a optimization method for the design of spiral bevel gear with high tooth, which reaches the goal of high contact ratio.

• 摘要提出一种基于遗传算法的高齿弧齿锥齿轮的优化设计方法，该方法应用于实例计算，取得了比较好的效果，达到了大重合度的设计目标。