Analysis of the forming principle of tooth flank of modified type worm gear pair was based on different geometry and spatial engaging theory.

基于微分几何和空间啮合理论，分析了修正型圆环面双包络环面蜗杆副齿面形成原理。

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The distribution of engaging efficiency, EHD oil film thickness and tooth face wear and their changes along with transmission parameters are presented.

给出了超环面行星蜗杆传动啮合效率、齿面磨损量和弹流油膜厚度的分布规律及其随传动参数的变化规律。

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Adopting the engaging process of the measuring rack - probe, the error of straight generatrix is measured, and by error analysis, the tooth profile error and tooth orientation error can be obtained.

采用刃边齿条测头，测量齿轮廓面的直母线偏差，通过误差分析分离出齿廓总偏差和螺旋线总偏差。

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