This paper studies a problem about method of determining synchronizing piont in design of cycle diagram in automation which has motional mechanism with variable throw.
本文对具有变行程运动机构的自动机械的循环图设计问题，即同步点确定方法进行了研究。
CAM mechanism with variable inputting speed, its driving force will change along with the profile of CAM, thus make the design of CAM mechanism becomes a difficult problem.
变速输入的凸轮机构，驱动力随凸轮廓线而变化，使得凸轮机构的设计成为一个难题。
An kind of optimal design of elliptic gears for the paper-transferring mechanism with variable speeds is introduced in this paper to meet the need of high-speed offset press.
研究了适合于高速胶印机的纸张输送机构———椭圆齿轮变速输纸机构的优化设计问题。
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