Gear power transmission is mainly through gear meshing to transmit power, realizing reducing and increasing speed or changing direction.
齿轮传动主要是通过齿轮的啮合作用来传递动力及实现减速、增速或换向的目的。
2
As a kind of rotary machine, the common types of failure about main reducinggear have machine run instability, vibration abnormality, noise and speed change, etc.