Based on the thermal elastic mechanics, the influence of temperature change on the normalbacklash was analyzed, and the deviation of teeth width was calculated.
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。
2
After getting the formula about the normalbacklash and the stiffness of the tooth pairs of the gear, the contact ratio and the load correction factor could be obtained.