The end of the drive shaft is connected by a flange with an ear fork. Due to its simple structure, it is easy to manufacture and assemble. It is a kind of connection form adopted.According to the centering method, there are two types: inner circle centering and outer circle centering; depending on the way of force transmission, there are rigid transmission and friction transmission.
A drive shaft with a single universal joint or a double universal joint, the ends of which are connected by keys or splines on the two shafts, as shown in Figure XNUMXb. This type of steering drive axle is often used. .