Abstract: Calculation of the module of a 45 pressure angle involute profile for a tapered splined shaft substituting for文摘:讨论了锥三角齿花键轴用45°压力角渐开线齿花键轴代替时,如何计算模数的问题,并推导出相应的计算公式,分析了模数选择不当对接触区的影响.