介绍了共轭齿面的仿真原理,提出基于此原理的共轭齿面接触域求解新方法,给出求解步骤.实例计算表明,该方法具有简便易行、直接精确的优点. The simulation principle of conjugate tooth flanks is introduced and a new method to solve the contact area of ​​conjugate flanks based on this principle is proposed and the solving steps are given.Example calculation shows that the method has the advantages of simple and direct and accurate.