如何调整汽车方向盘自由行程?

2025-04-08 09:22:45
推荐回答(2个)
回答1:

转向盘自由行程过大现象电动汽车保持直线行驶位置静止不动时,转向盘左右转动的游动角度太大。具体表现为汽车转向时感觉转向盘松旷量很大,需要较大的幅度转动方向盘,方能控制电动汽车的行驶方向;而在汽车直线行驶时又感觉行驶方向方向不稳定。   2. 故障原因及处理方法转向盘自由行程过大的根本原因是转向系传动链中一处或多处的配合因装配不当,磨损等原因造成松旷。具体原因主要有1转向器主、从动啮合部位间隙过大或主、从动部位轴承松旷,应予调整或更换2转向盘与转向轴连接部位松旷,应予调整3转向垂臂与转向垂臂轴连接松旷,应予调整4纵、横拉杆球头连接部位松旷,应予调整或更换5纵、横拉杆臂与转向节连接松旷,应予调整或更换6转向节主销与衬套磨损后松旷,应予更换7车轮轮毂轴承间隙过大,应予更换等。   3. 故障诊断方法造成转向盘自由行程过大的根本原因是转向系传动链中一处或多处连接的配合间隙过大,诊断时,可从转向盘开始检查转向系各部件的连接情况,看是否有磨损,松旷,调整不当等情况。 转向轮抖动现象电动汽车在某低速范围内或某高速范围内行驶时,出现转向轮各自围绕自身主销进行振动的现象。尤其是高速时,转向轮摆振严重,握转向盘的手有麻木感,甚至在驾驶室可看到汽车车头晃动。 故障原因及处理方法转向盘抖动的根本原因是转向轮定位不准,转向系连接部件之间出现松旷,旋转部件动不平衡1转向轮旋转质量不平衡或转向轮轮毂轴承松旷,应予校正动平衡或更换轴承2转向轮使用翻新轮胎,应予更换3两转向轮的定位不准确,应予调整或更换部件4转向系与悬挂的运动发生干涉,应予更换部件5转向器主、从动部分啮合间隙或轴承间隙太大,应予调整或更换轴承6转向器垂臂与其轴配合松旷或纵、横拉杆球头连接松旷,应予调整或更换7转向

回答2:

器在车架上的连接松动,应予紧固8转向轮所在车轴的悬挂减震器失效或左右两边减震器效能不一,应予更换9转向轮所在车轴的钢板弹簧U形螺栓松动或钢板销与衬套配合松旷,应予紧固或调整10电动汽车转向轮所在车轴的左右两悬挂的高度或刚度不一,应予更换等

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