| 变负载对数控机床直线电机控制系统影响的研究 |
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| 引用本文： | 许道金,杨庆东,衣杰,宋宏智.变负载对数控机床直线电机控制系统影响的研究[J].山西机械,2014(4):169-171. |
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| 作者姓名： | 许道金 杨庆东 衣杰 宋宏智 |
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| 作者单位： | 北京信息科技大学机电工程学院,北京100192 |
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| 摘 要： | 介绍了基于直线电机的数控机床进给系统的特点,通过理论推导分析了负载大范围变化时直线电机作为进给系统的误差机理,并利用专用实验设备模拟数控机床实际加工工况进行实验,结果验证了在负载大范围变化时单一模型控制下的直线电机进给系统的运动精度和定位精度较差。
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| 关 键 词： | 直线电机 运动控制 变负载 数控机床 |
Influence of Varying Load on Linear Motor Control System of CNC Machine Tool |
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| XU Dao-jin,YANG Qing-dong,YI Jie,SONG Hong-zhi.Influence of Varying Load on Linear Motor Control System of CNC Machine Tool[J].Shaanxi Machinery,2014(4):169-171. |
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| Authors: | XU Dao-jin YANG Qing-dong YI Jie SONG Hong-zhi |
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| Affiliation: | (School of Mechanical and Electrical Engineering, Beijing Information Science and Technology, Beijing 100192, China) |
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| Abstract: | The characteristics of linear motor used as the feed system of CNC machine tool are introduced,the errors of the control system caused by a wide range of load variation are analyzed,and the special experimental equipment is applied to carrying out simulation experiment under different conditions.The results show when applied a wide range of load variation,the kinematic accuracy and positioning accuracy of liner motor controlled by single model is unsatisfactory. |
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| Keywords: | linear motor motion control load variation CNC machine tool |
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