| NURBS曲线插补技术在CNC中的应用 |
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| 引用本文： | 武颖辉,谌永祥,李永桥.NURBS曲线插补技术在CNC中的应用[J].机械制造与自动化,2011,40(2):94-96. |
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| 作者姓名： | 武颖辉 谌永祥 李永桥 |
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| 作者单位： | 西南科技大学制造科学与工程学院,四川绵阳,621010 |
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| 基金项目： | 四川省科技厅科技支撑计划项目，四川省教育厅自筹项目 |
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| 摘 要： | 为了提高数控机床的加工精度和效率,在分析传统机床加工轮廓控制方案不足的基础上,提出了一种改进的NURBS曲线插补算法,该算法实现了基于S型速度曲线的加减速控制,并提出时间顺延法,加减速对称法等方法,合理解决了加减速点的预测问题,实现了在线实时自适应的加减速控制。
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| 关 键 词： | NURBS曲线 加减速控制 自适应速度控制 |
Applications of the NURBS Curve Interpolation in CNC |
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| WU Ying-hui,CHEN Yong-xiang,LI Yong-qiao.Applications of the NURBS Curve Interpolation in CNC[J].Machine Building & Automation,2011,40(2):94-96. |
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| Authors: | WU Ying-hui CHEN Yong-xiang LI Yong-qiao |
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| Affiliation: | WU Ying-hui,CHEN Yong-xiang,LI Yong-qiao(The Manufacture College of Southwest Science and Technology University,Mianyang 621010,China) |
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| Abstract: | To improve machining efficiency and accuracy in numerical control machine,this paper analyzes the shortage of the traditional machining profile control scheme,develops a method of NUUBS interpolation and puts forward relevant law,deceleration time of disorders,reasonable methods to solve the problem of forecast slowing and realize the online real-time adaptive deceleration control according to this algorithm based on the Scurve of the deceleration control. |
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| Keywords: | NURBS curve ACC/DCC(acceleration/deceleration)rule adaptive-federates adjustment |
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