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Abstract:
为了能进一步提高数控磨床的磨削加工精度,运用多体系统运动学理论、神经网络方法和有限元分析 方法,分别对SMART-CNC超精密曲面数控磨床的空间几何误差、热变形误差以及力变形误差进行了建模和计 算,通过逆运动学迭代求解算法求解出可消除磨床几何误差和载荷误差的精密加工数控指令值,通过神经网络 算法所控制的微位移夹具机构,消除了磨床热变形误差的影响.实验结果表明,综合运用上述误差补偿方法后, 将该磨床的磨削误差由原来的0.225 μm减小到0.045μm,取得了比较明显的综合补偿效果.
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Source :
北京工业大学学报
Year: 2005
Issue: S1
Page: 12-16
Cited Count:
WoS CC Cited Count: 0
SCOPUS Cited Count:
ESI Highly Cited Papers on the List: 0 Unfold All
WanFang Cited Count:
Chinese Cited Count:
30 Days PV: 3
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