【摘要】 本文给出了曲柄摇杆机构抓片爪的运动方程，建立了胶片运动的非线性模型，从理论上分析了具有曲柄摇杆型抓片机构的间隙式高速摄影机的输片力特性。最后讨论了最大输片力与机构参量之间的关系， 提出了机构优化的原则与步骤。更多还原

【Abstract】 The movement eq uations of the pulldown arms of th ntermittent photography ar e presented in this paper.The nonline of the film are established.The characteristics of the force of intermittent phar dynamic modelse i otography,which with the crank rocker typ e pulldown mechanism,are analyzed in t heory.Finally,the rela tion of maximum force and the structural cussed and the principle and process of stru更多还原