drum cam for feeding stock 送料鼓形凸轮
cam drum [机] 凸轮鼓 ; 鼓形凸轮
drum cam rotating mechanism 鼓形凸轮旋转机构
drum racking cam 滚筒撑动凸轮
cam m drum 凸轮鼓
cam racking drum 凸轮撑动滚筒
Based on the analysis of the rotation of cosine drum cam, this paper introduces a special de- vice to mill this type of cam on the ordinary horizontal milling machine.
通过对余弦鼓形凸轮运动特征的分析，介绍了在普通卧式铣床上利用分度头和回转工作台拼装的铣余弦鼓形凸轮形面的工装，实践证明，可保证较好的加工质量。
It changes the disadvantage that drum or CAM controller in relay control total steps, output points are limited, large volume and weight, high costing.
改变了继电器控制系统中机械式的鼓形控制器或凸轮控制器步数和输出点数有限、体积大、重量大、成本高的缺点。
S-shaped cam drum brakes are applied in heavy commercial vehicles extensively.
现阶段S凸轮鼓式制动器在重型商用车辆上有着广泛的应用。
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