高速球轴承主轴系统的动力学模型及其优化设计方法

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振动与冲击 ›› 2015, Vol. 34 ›› Issue (18) : 57-62.

论文

张亚伟1，金翔1，李蓓智1，梁越升2

作者信息 +

Dynamic model and optimization design method for spindle systems with high-speed ball bearings

ZHANG Yawei,1 JIN Xiang,1 Li Beizhi,1 Steven Yuehsan Liang2

Author information +

文章历史 +

摘要

提出和实现了角接触球轴承的动刚度计算方法，可以有效地考察轴承预紧力和转速对轴承动刚度的作用。提出了基于高速轴承动刚度的高速主轴系统动力学模型，以及高速主轴工作性能的综合优化设计方法。该方法通过综合考虑轴承动刚度、主轴轴承配置方式、工作转速受限系数、主轴结构参数、挠性接头细颈磨削工艺及其对高速主轴的精度要求等，快速解析影响主轴工作性能的重要因素及其耦合关系，准确发现高速主轴系统设计方案中的薄弱环节，并对重要影响因素及其取值进行有效的协调设计，为实现主轴系统高性能目标奠定基础。

Abstract

A calculation method of dynamic rigidity for angular contact ball bearings is put forward and realized, by which the action mechanisms of dynamic rigidity affected by preload of bearings and rotation speed can be effectively investigated. A dynamic model of high-speed spindle system is built on the basis of dynamic rigidity of high-speed bearings, and an integrated optimization design method of the work performance for high-speed spindle is given. The dynamic rigidity of bearing, spindle bearing configuration methods, working speed limiting factor, spindle structural parameters , the grinding process for flexible connector necking and demand on accuracy of high-speed spindle for that are comprehensively considered, key factors affecting the work performance of spindle and coupling are quickly analyzed, the weakness in the design plan for high-speed spindle is accurately identified, influent key factors and correspondent values are effectively designed in coordination，a foundation is laid to realize the aim of high performance of spindle system

导出引用

张亚伟1，金翔1，李蓓智1，梁越升2. 高速球轴承主轴系统的动力学模型及其优化设计方法[J]. 振动与冲击, 2015, 34(18): 57-62

ZHANG Yawei,1 JIN Xiang,1 Li Beizhi,1 Steven Yuehsan Liang2 . Dynamic model and optimization design method for spindle systems with high-speed ball bearings[J]. Journal of Vibration and Shock, 2015, 34(18): 57-62

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