| 中空滚珠丝杠副热动态特性分析 |
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| 引用本文： | 杨建军,吴沁. 中空滚珠丝杠副热动态特性分析[J]. 机械设计, 2011, 0(9) |
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| 作者姓名： | 杨建军 吴沁 |
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| 作者单位： | 兰州理工大学数字制造技术与应用省部共建教育部重点实验室;兰州理工大学机电工程学院; |
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| 摘 要： | 以传热学理论为基础,研究滚珠丝杠进给系统主要热源分布及热传导计算,分析中空滚珠丝杠副的热态特性及达到热稳定状态后进给系统的温度场。探讨了多热源作用下滚珠丝杠的一维温度响应,给出了滚珠丝杠系统的热传导方程。通过实验验证了理论结果的正确性,根据滚珠丝杠系统各主要部件的升温曲线对比,获得滚珠丝杠系统的温度场变化规律,并在此基础上分析了滚珠丝杠的热变形,确定滚珠丝杠的热伸长量,从而为滚珠丝杠的优化设计提供了参考。
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| 关 键 词： | 中空滚珠丝杠 热传导 温度场 热动态特性 |
Analysis of thermal dynamic characteristic for hollow ball screw system |
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| YANG Jian-jun,,WU Qin. Analysis of thermal dynamic characteristic for hollow ball screw system[J]. Journal of Machine Design, 2011, 0(9) |
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| Authors: | YANG Jian-jun WU Qin |
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| Affiliation: | YANG Jian-jun1,2,WU Qin2(1.Key Laboratory of Digital Manufacturing Technology and Application,The Ministry of Education,Lanzhou University of Technology,Lanzhou 730050,China,2.School of Mechanical and Electrical Engineering,China) |
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| Abstract: | On the basis of heat transfer theory,the main heat sources distribution and thermal conduction calculation of the ball screw feed system were studied,thermal dynamic characteristic of hollow ball screw pair and temperature field when achieving thermal stability condition were analyzed.One-dimensional temperature response of ball screw under the function of multi-thermal sources was discussed,and the heat conduction equation was given.Through the experiments which proved the correctness of the theoretic rese... |
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| Keywords: | hollow ball screw thermal conduction temperature field thermal dynamic characteristic |
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