整个连动测距的机件中，最脆弱的环节就是测距臂（feeler arm）和镜筒后方的曲线凸轮（curved cam）。测距臂移动的距离是固定的，每支镜头后方的曲线凸轮也是固定的长度。
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This paper describes the establishing process of the equation of working profile curved surface of worm CAM mechanism, the calculation of its pressure Angle and normal curvature.
介绍了圆锥滚子蜗杆凸轮机构的轮廓曲面方程的建立、压力角和啮合曲面法曲率的计算过程。
Systematic analyses are made on the realization of engagement at the controllable point and on the curved surface equation of point engaged sphere-conical roller arc surfaced indexing cam mechanism.
还系统地分析了可控点啮合的实现及点啮合球锥滚子弧面分度凸轮机构的曲面方程。
This paper mainly describes the NC technique of machining dual-curved cylindrical CAM with turning center, programming and analysis of error-machining.
介绍了采用车削中心加工双侧曲面圆柱凸轮的加工工艺、数控加工程序的编制及圆柱凸轮型面的加工误差分析。
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