The most dangerous point is at the root of the first engaged tooth of a joint. Generally, the biggest values of stress and strain may exceed the yield limit.
最危险点在接头的第一啮合齿的齿根处，最大应力应变值一般均超过屈服极限。
And it analyzed that hob tooth height and tooth top pour round radius impacted on gear tooth root crooked stress.
分析了滚刀齿高和齿顶倒圆半径对所切齿轮齿根弯曲应力的影响。
In the thesis, the contact stress, bending stress on the root and the contact force on the tooth have been calculated by Finite Element Method (FEM).
文章采用有限元接触计算方法，计算了螺旋锥齿面接触应力和齿根弯曲应力以及齿面接触合力。
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