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文中对几种典型抓片机构的性能进行了简单的分析比较,重点分析了双付曲柄摇块抓片机构的结构特点,并寻出其运动特性方程,计算并绘出几种典型抓片机构的运动特性曲线。对具有活动定片针的抓片机构影响像质的因素和提高像质的措施进行了论述。
In this paper, the performance of several kinds of typical grasping mechanism are analyzed and compared briefly. The structural characteristics of grasping mechanism with double-handle crank sharpening are analyzed emphatically. The equations of motion characteristics are found out. Some typical grasping mechanism The kinematic curve. This paper discusses the factors that affect the image quality and the quality improvement measures of the film holding mechanism with fixed needle.