The calculated results of rolling bearing stiffness indicate that larger preloading and constant pressure preloading for the rolling bearings of the spindle can improve the stiffness of main spindle.

另外，计算分析了滚动轴承的刚度，认为一定预紧力与定压预紧方式有益于提高主轴刚度。

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The main structure of high speed low noise double elasticity bearing spindle is introduced in this paper, and analysis the principle of high speed and low noise of the spindle too.

本文介绍一种新型高速低噪声双弹性支承纺纱锭子的结构要点，分析了该锭子实现高速低噪声的原理。

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It is found that the damping properties of the work-spindle system are largely affected by the type of main bearing and the mounting method of the pulley.

实验的测试结果表明工件-主轴系统的阻尼特性很大程度上受轴承结构型式及带轮安装方式的影响。

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