对内插齿刀齿顶圆弧计算公式的修正

Correction of a formula for computing tooth addendum arc of internal pinion shaped cutters

为满足航空齿轮产品设计中对齿根圆弧较严格的要求,作者推导出了较为合理的计算内插齿刀齿顶圆弧的公式,并经过实践检验,证明是可行的。

For gear products used in aviation industry, the accurate design for dedendum arc is absolutely important, hence, author has concluded a rational formula for computing tooth addendum arc of internal pinion shaped cutters. After practice, it proves to be feasible.