| 基于等距三次均匀有理B样条曲线反求设计方法的研究 |
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| 引用本文： | 张金萍,罗鹏,张利国,董林福,赵艳春. 基于等距三次均匀有理B样条曲线反求设计方法的研究[J]. 沈阳化工学院学报, 2005, 19(3): 216-219 |
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| 作者姓名： | 张金萍 罗鹏 张利国 董林福 赵艳春 |
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| 作者单位： | 1. 沈阳化工学院机械工程学院,辽宁,沈阳,110142;东北大学机械工程与自动化学院,辽宁,沈阳,110004
2. 沈阳化工学院机械工程学院,辽宁,沈阳,110142 |
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| 摘 要： | 在对反求工程中的关键技术——各种曲线曲面拟合方法进行比较的基础上,深入研究逼近程度高、适应性强、计算简便且便于控制的三次均匀有理B样条曲线,为有效解决三坐标测量机测头半径的补偿问题,又引入等距曲线.重点推导等距三次均匀有理B样条曲线插值算法,并将其应用于某高速运转的高精度凸轮反求,其反求出来的凸轮,无论进行机构仿真还是实际应用均能满足要求.
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| 关 键 词： | B样条曲线 等距曲线 凸轮反求 精度 |
| 文章编号： | 1004-4639（2005）03-0216-04 |
| 收稿时间： | 2004-09-24 |
| 修稿时间： | 2004-09-24 |
Reverse Design of High Precision Cam Based on Offset Cubic Uniform Rational Bspline Curve |
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| ZHANG Jin-ping,LUO Peng,ZHANG Li-guo,DONG Lin-fu,ZHAO Yan-chun. Reverse Design of High Precision Cam Based on Offset Cubic Uniform Rational Bspline Curve[J]. Journal of Shenyang Institute of Chemical Technolgy, 2005, 19(3): 216-219 |
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| Authors: | ZHANG Jin-ping LUO Peng ZHANG Li-guo DONG Lin-fu ZHAO Yan-chun |
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| Affiliation: | 1. Shenyang Institute of Chemical Technology, Shenyang 110142, China; 2. Northeastern University, Shengyang 110004, China |
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| Abstract: | This paper shows a deep study of highly characterized and relatively small size Cubic Uniform Rational B_spline Curve spline,which is based on a thorough comparison among various key technologies used in reverse engineeringthe fitting methods of curve and surface,then this theory is used to work out arithmetic for interpolation of Bspline,for its successful application of high precision cam reverse design. |
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| Keywords: | B_ spline curve offset curve cam reverse precision |
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