本文运用热弹性力学原理，分析了温度变化对啮合齿轮侧隙的影响以及对齿厚偏差选择的影响。

Based on the thermal elastic mechanics, the influence of temperature change on the normal backlash was analyzed, and the deviation of teeth width was calculated.

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本文在分析各种影响齿轮副侧隙因素的基础上，讨论齿轮副侧隙的计算方法和步骤。

There are many influential factors for backlash of the gear pair. This paper studied various factors and discussed the calculating methods and steps on backlash of the gear pair.

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利用轮齿接触分析与齿轮啮合原理，建立了齿面均匀研磨与定点研磨控制的几何运动模型，经滚检检验，该模型能对齿面研磨位置与侧隙进行较准确的控制。

The rolling tests prove that this setup model can control precisely the displacement of the lapped area in the tooth surface and keep the even backlash.

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