...机 几何误差模型 函数补偿法 误差预测 [gap=1086]Keywords : CNC forming wheel grinding machine;geometric error model;function compensation;error forecast ...
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A geometric error model for CNC lathe and the measured data are presented in this paper.
本文给出了数控车床的几何误差模型和一台数控车床的实测数据。
Constraint equations were constructed by using distance error model, and the actual geometric parameters of the robot were solved, and then these parameters were used in the modified kinematics model.
利用距离误差模型构造出机器人本体的约束方程，并求解出机器人的实际几何参数，进而将该参数应用于修正系统的运动学模型。
The effects of geometric eccentric and deformation of gear blank to motion errors is analyzed and an error model for gears left and right tooth profiles is built.
讨论了齿轮运动误差与模拟齿轮加工过程的关系；分析了齿坯几何偏心和变形对齿轮运动误差的影响；建立了左右齿廓形误差模型。
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