某偏置驾驶室自卸车车门下沉问题分析及改进
Automobile Technology(2013)
Abstract
针对某款偏置驾驶室宽体自卸车在矿区用户使用过程中出现的车门铰链变形、车门下沉等现象,结合车辆实际使用工况,通过CAE分析和台架试验等手段,对车门铰链刚度、车门焊接总成刚度进行了评价分析。结合分析结果对铰链和车门进行了结构改进,使得改进后的车门垂直刚度满足新加载工况的要求。
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Key words
Door,Bench test,CAE analysis,Vertical stiffness,Sink
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