Without using meshing equations, when the parameters of cutting tool and the demands of movement are confirmed, this method can calculate disperse tooth profile curve of noncircular gear directly.

• 该方法不使用啮合方程，只要求确定齿轮刀具的参数与具体的运动要求，就可以直接计算出离散化的非圆齿轮齿形曲线。