提出一种基于STEP标准的汽车后桥主传动器中圆锥齿轮类零件的几何模型描述，并制定出它的应用协议(ZCAP)。
This paper presents a geometric model description methods of the cone gear for final driver of automobile driving axle system based on STEP, and establishes application protocol (ZCAP).
机械行走采用传动输入动力，后桥总成强度高，承载力大。
Walking machine adopts the transmission input power, high intensity, rear axle assembly capacity is big.
这些部件包括离合器、变速器、传动轴和后桥总成。
These parts include the clutch, the transmission, the drive shaft, and the final drive assembly.
查看动力总成、传动体系有无渗漏机油。内容主要有几大部件(如发动机、变速箱、后桥等)有没有渗漏机油等。
Power assembly, transmission system with no leakage of oil. There are several major components (such as the engine, gearbox, rear axle, etc.) there is no leakage of oil, etc...
当后桥在车架上向前或向上运动时，这种结构足以调整传动轴长度的任何变化。
This accommodates any effective change of length of the propeller shaft as the rear axles move toward or away from the CAR frame.
当角度增加时，传动轴变短的原因是后桥和差速器运动的弧度小于传动轴运动的弧度。
The reason the propeller shaft shortens as the Angle increases is that the rear axle and differential move in a shorter ARC than the propeller shaft.
采用了机械传动，后桥驱动，保证了传动系统的可靠性。
Mechanical transmission and rear axle drive are used to ensure reliability of the transmission system.
传动轴连接变速器的主轴或输出轴，并与后桥上的差速器相连接。
It connects the transmission main, or output, shaft to the differential at the rear axles.
传动轴连接变速器的主轴或输出轴，并与后桥上的差速器相连接。
It connects the transmission main, or output, shaft to the differential at the rear axles.
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