传动装置的作用是传送动力和改变旋转方向。
Gears serve to transfer power and change the direction of rotation.
在应用边界元方法计算直齿圆柱齿轮的本体温度场的基础上，进一步研究了直齿轮在齿厚方向和沿其轴向由其本体温度的改变和传动载荷而引起的热弹性变形。
On the basis of this result further study is made on thermal elastic deformation resulted from bulk temperatures changing and transmission load of the spurs gear in the direction of tooth and axle.
本实用新型采用伞齿轮传动，既保证了传动的精度和可靠性，又改变了动力输出的方向。
By adopting the bevel gear for transmission, not only the precision and reliability of the transmission is ensured, but also the direction of the power output is changed.
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