lead-angle

The spiral angle of graduated circle was rough estimated by measuring the addendum circle diameter and modified on hobbling machine.

从制造的角度出发,阐述了精确测量单一斜齿圆柱齿轮齿形参数的简便方法,测量公法线长度计算基圆齿距从而查表确定模数和压力角,测齿顶圆直径估算分度圆螺旋角,用滚齿机修正分度圆螺旋角,并以实例说明测算的步骤,结果表明,该法避开了与加工无关的参数的反复测算,且测绘的精度能满足使用的要求。

The spiral angle of graduated circle was rough estimated by measuring the addendum circle diameter and modified on milling machine.

介绍了精确测绘单一斜齿圆柱齿轮齿形参数的简便方法,即测量公法线长度计算基圆齿距从而查表确定模数和压力角;测量齿顶圆直径估算分度圆螺旋角,用分度头在铣床上修正分度圆螺旋角,并进行误差分析。