Adopts the mechanical mode of the driver s cab of variable cross-sections and the equal cross-sections car frame, analyses theoretically the coupling vibration of the driver s cab and the cab frame.

• 采用变截面驾驶室与等截面车架的力学模型,对驾驶室和车架的耦合振动进行了理论分析,最后给出了适用于各种变截面驾驶室的理论计算公式。