分析教案19wa101底盘件强度.pptx

WA101 TG2数据 底盘件强度分析轩创信息技术（上海）有限公司编制：牛建辉审核：籍龙波批准：潘锋一、底盘件载荷提取在惯性释放的条件下，通过计算模拟车辆在制动、转向、加速、上跳等工况下，底盘结构的受力情况，考核底盘结构件的强度。整车基本参数A101整备质量：1450kgA101满载质量：1825kgA101质心坐标：1034，-8，233.5。工况说明本轮底盘强度校核以必威体育精装版车身满载质量1825kg为输入进行载荷分解。工况类型加速度XYZ制动 0.8g0.00 1g转向0.00 0.8g1g加速-0.4g0.00 1g上跳 2g0.00 3g网格说明转向节控制臂前副车架后副车架单元类型实体单元壳单元壳单元壳单元单元阶次2阶1阶1阶1阶平均尺寸2mm5mm5mm5mm焊点类型无实体实体实体单元数量46244772154271939902二、分析工况与载荷通过多体动力学ADAMS模型计算得出，采用惯性释放计算，底盘各部件硬点载荷如下表：左前下摆臂：工况部件载荷　摆臂前点摆臂后点摆臂外点制动 左前下摆臂Fx1584.7600234727.0940036299.303745Fy-8655.1255967839.11667-831.967555Fz54773876502693.1223169Tx-6345.685501-20580.764760Ty-10024.6327410890.33810Tz31551.7044-17.883615930转向左前下摆臂Fx-14705028883-83y-214597343169-2104.122126Fz-292.4172154-20247.8313645Tx5374.63811812444.366670Ty-407.4485487-4253.9765680Tz7161.3764991007.1420030加速左前下摆臂Fx-664.7404535-1485.978664-2166.688126Fy3189.790213-2646.828664530.4112692Fz135.2572608-390.0407588-189.2827931Tx9736.0914516125.2110510Ty14205.75583-480z-25656.78988-1410.5195210上跳左前下摆臂Fx3270.1595475750.4794329008.088698Fy-13554.675611158.27048-2412.394888Fz2782.701166-1817.7019971033.918603Tx-10426.1679840293.555240Ty46781.08059-25057.758090Tz54881.54536-1155.9474250摆臂前点摆臂外点摆臂后点采用一阶壳单元，单元平均尺寸为5mm二、分析工况与载荷通过多体动力学ADAMS模型计算得出，采用惯性释放计算，底盘各部件硬点载荷如下表：左前转向节：工况部件载荷　转向节与下控制臂连接点转向节与减震器连接点转向节与轮轴连接点转向节与横拉杆连接点制动 左前转向节Fx-7813.587143801.3687003.1980959.021047619Fy2081.640476-22162061904870z-553.3981905-6096.3492386720.275619-12x0438000.3057-20392.789240Ty0605996.919-186z0-158864.489500转向左前转向节Fx1568.146667-1138.72819-159.2126667-270.2161905Fy-5270.762476-1469.3407628397.46381-1657.360571Fz969.6847619-9575.15171482676907619Tx0-81121.422952169558.8380Ty0167966852480Tz0-6280.310095-0.1141904760加速左前转向节Fx7284.1897141503.483714-9766.036667978.3632381Fy-4387.987048-1606770857145909.564762Fz-574.0147619-3180.1842986.247048825.4933333Tx0543872.109516652.210290Ty0899231.0029-144.