轻型载货车空气压缩机支架性能分析与优化设计  

Performance Analysis and Optimization Design of Light Truck Air Compressor Bracket

作　　者：段龙杨 DUAN Longyang(Jiangling Motors Corporation Limited Company,Nanchang Jiangxi 330200;Passenger Car Structure Design Engineering Research Center of Jiangxi Province,Nanchang Jiangxi 330200;Key Laboratory of Automobile Noise and Vibration of Jiangxi Province,Nanchang Jiangxi 330200)

机构地区：[1]江铃汽车股份有限公司,江西南昌330200 [2]江西省乘用车结构设计工程研究中心,江西南昌330200 [3]江西省汽车噪声与振动重点实验室,江西南昌330200

出　　处：《河南科技》2021年第23期54-57,共4页Henan Science and Technology

摘　　要：为了评判某轻型载货车空气压缩机支架的性能,创建其离散化模型,添加相应的约束条件对其进行模态仿真计算,得到其低阶频率,并且满足振动属性标准。基于重力场方法对其进行强度仿真计算,得到了其各个方向的应力状态,其应力水平均符合要求。最后,对其厚度值进行优化设计,其质量减轻了12.5%。Aiming at evaluating the performance of a light truck air compressor bracket.Firstly,its discretization model was established,and it was modal analyzed by adding the corresponding constraints,so its low frequencies were obtained,it could meet vibration performance standard.Secondly,it was strength simulated based on gravity field method,its stress state in all directions were obtained,and its stress level meets the requirements.Lastly,its thickness were optimized,and its weight was reduced by 12.5%.

关 键 词：轻型载货车 空气压缩机支架 模态 频率 强度 

分 类 号：U463.851[机械工程—车辆工程]