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五轴加工刀具轨迹NURBS插补技术的研究

蔡安江 杜金健 宋仁杰 李林

蔡安江, 杜金健, 宋仁杰, 李林. 五轴加工刀具轨迹NURBS插补技术的研究[J]. 机械科学与技术, 2017, 36(3): 402-408. doi: 10.13433/j.cnki.1003-8728.2017.0313
引用本文: 蔡安江, 杜金健, 宋仁杰, 李林. 五轴加工刀具轨迹NURBS插补技术的研究[J]. 机械科学与技术, 2017, 36(3): 402-408. doi: 10.13433/j.cnki.1003-8728.2017.0313
Cai Anjiang, Du Jinjian, Song Renjie, Li Lin. Study on NURBS Interpolation Technology of Five-axis Machining Tool Path[J]. Mechanical Science and Technology for Aerospace Engineering, 2017, 36(3): 402-408. doi: 10.13433/j.cnki.1003-8728.2017.0313
Citation: Cai Anjiang, Du Jinjian, Song Renjie, Li Lin. Study on NURBS Interpolation Technology of Five-axis Machining Tool Path[J]. Mechanical Science and Technology for Aerospace Engineering, 2017, 36(3): 402-408. doi: 10.13433/j.cnki.1003-8728.2017.0313

五轴加工刀具轨迹NURBS插补技术的研究

doi: 10.13433/j.cnki.1003-8728.2017.0313
基金项目: 

国家自然科学基金面上项目(51475352)、陕西省科技计划项目(2014K07-06)及西安市科技计划项目CXY1439(3)资助

详细信息
    作者简介:

    蔡安江(1965-),教授,博士生导师,研究方向为数控高效加工技术、数字化设计制造技术等,cai_aj@163.com

Study on NURBS Interpolation Technology of Five-axis Machining Tool Path

  • 摘要: 为了解决直线插补和圆弧插补的不足,以三次NURBS参数样条为基础对五轴加工的NURBS插补的进行研究;基于UG前置输出刀位数据点,分别对刀尖点和刀轴矢量参数化,反算求出控制顶点,实现NURBS插补,同时通过对插补点的曲率计算,推导出插补误差与进给速度的关系,进而用进给速度控制插补误差;基于IMSpost和HEIDENHAIN iTNC530数控系统,进行NURBS插补功能的后置处理器的研究,实现高效NC程序的输出;基于MATLAB,以叶轮的NURBS插补刀具轨迹进行仿真验证,实现了NURBS刀具轨迹的NC输出。
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出版历程
  • 收稿日期:  2015-08-13
  • 刊出日期:  2017-03-05

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