The single-link flexible manipulator with both prismatic and rotary joints is modeled by using the time-variant mode expansion method. 应用时变模态展开方法建立了带滑移/转动铰的平面单连杆柔性机械臂的动力学模型并给出了动力响应的计算方法。
According to the same principle, the generation methods of prismatic and spherical specification surface model are also put forward. Secondly, the operator of perpendicularity error evaluation of an axis is designed. 根据相同的原理也提出了棱柱体和球的规范表面模型的生成方法。第二,设计了获取圆柱轴线以及轴线对端面垂直度的操作算子。
The measure errors of prismatic and spherical powers are analyzed, from which it is concluded that the precision of the position detector is the key to the method. 对棱镜度和球镜度测量的误差做了分析,得知提高位置探测器的测量精度是实现该方法的关键。
Based on analyzing the relevant theories of new general GPS system, the planar, cylindrical, prismatic and spherical are classified as the basic invariance class in seven invariance class. 在分析新一代GPS标准体系相关理论的基础上,将七个恒定类中的平面、圆柱、棱柱和球归类为基本恒定类。
The theory of kinematics of the error motion for machine tools was analyzed, and the error synthesis model of a five axis machine center including three prismatic and two rotary type of joints was discussed by use of a homogeneous coordinate transformation method. 分析了机床运动副的误差运动学原理,利用齐次坐标变换对一台包含3个移动副和2个转动副的五轴加工中心建立了误差综合数学模型。