Cutting teeth of noncircular gear is very difficult when without special machine tool for machining of noncircular gear.
在没有专用加工非圆齿轮机床的条件下，非圆齿轮的切齿问题是个难题。
2
An example of gearcuttingmachine tool improvement design was also given to explain the process of evaluation in details.
以某大型内齿轮铣齿机的床身改进设计为例，对方案的评价及优选过程进行了详细的说明。
3
The paper introduces a new method-QL system suggested for the first time by the author for measuring dynamic accuracy of gearcuttingmachine drivetrain.