制动系统是车辆传动、控制系统中的一个主要系统。制动系统根据情况分为轮边制动器和中央制动器(通常称为“手刹”)。对于工程运输车辆,不分主、从动桥都设置轮边制动器,但对于农业机械,如拖拉机,其转向从动桥的行走轮较小、较窄,制动器附着能力较差,往往不设置轮边制动器,其原 Braking system is a major system in vehicle transmission and control system. Braking system according to the situation is divided into wheel-rim brakes and central brakes (commonly referred to as “handbrake”). For engineering transport vehicles, wheel brakes are provided regardless of main and driven axles. However, for agricultural machinery such as tractors, the running wheels turning to the driven axle are smaller and narrower, and the brakes are less capable of attaching and often do not have wheels Side brake, its original