为了减轻修理人员躺在工程机械下面进行底盘维修时的劳动强度,提高修理效率,我们设计了便携可调式维修用平板小车。1.技术要求经过对工程机械修理人员修理姿势的调查,该便携可调式维修用平板小车应具备以下功能:一是可以平放,以便维修工程机械底盘下面较低的部件; In order to reduce the labor intensity of repair workers lying under the construction machinery for chassis maintenance and improve the repair efficiency, we designed a portable adjustable-service flatbed car. 1. Technical Requirements After the investigation of repair posture of construction machinery repairers, the portable adjustable-service flatbed trolley should have the following functions: firstly, it can be laid flat so as to repair the lower parts under the construction machinery chassis;