| 1. | The causes of formation of global form errors for sbg and its separation method are analyzed theoretically . the tooth surface deviation and pitch deviations resulted from tooth surface distortion are separated and derived 从理论上分析了螺旋锥齿轮整体误差的形成原因及其分离方法,根据整体误差的性质,分离出由于齿面变形所引起的齿距误差,获得了齿面偏差。 |