【摘要】 针对凸轮机构存在的局限性,在分析国内外电子凸轮研究现状的基础上,采用了单片机(AT89C52)控制步进电机的电子凸轮系统,以实现凸轮机构从动件的直线往复运动,并给出系统电脉冲频率的推导过程及其关系式。最后对电子凸轮系统的优点及应用前景进行了探讨。更多还原

【Abstract】 Aiming at the limitation of cam mechanism, on the basis of analyzing research actuality of electronic cam at home and abroad, electronic cam system of SCM( AT89C52) controlling step motor is adopted to implement beeline reciprocating movement of cam mechanism follower. Furthermore, derivative process and relational expression of electronic pulse frequency is presented. Finally, advantage and application prospect of electronic cam system is discussed.更多还原