分析了砂轮磨损对准平面二次包络环面蜗杆传动的蜗杆几何尺寸以及接触和运动精度的影响。
It analyzes the influence of the grinding wheel wear on geometric size and teeth contact of worm gear, kinematics precision of the quasi-plane double enveloped hourglass one.
文中依据微分几何中的包络原理，从砂轮和刀具之间的运动关系出发，建立新构形法硬质合金插齿刀前刀面的数学模型。
The article rests on enveloping principle of the differential geometry, embarks from the movement relations between grinding wheel and the cutting tool, establishing mathematical model of rake face.
本文阐述了平面二次包络弧面蜗杆传动的几何特征，引用数学方程对这些特征加以说明，进而提出了啮合参数选择原则。
In this paper, the geometric characteristics of worm drive with double enveloping arc surface machined by datum-plane tool are stated.
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