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对4×4轮式两栖车的可升降独立悬架进行了方案选择与具体设计:前悬架采用 臂式扭杆弹簧带摩擦减振器的可提升悬架,后悬架采用肘内传动式单纵臂导向机构的可 提升悬架。并在此基础上用ADAMS软件建立了整车三维实体参数化模型,在该模型下对选 择的方案进行了动态仿真研究.最终确定出该悬架方案形式是一种可行方案.在方案验证时, 采用了虚拟样机设计技术和动态仿真研究手段,利用轮式整车模型,在 ADAMS/View环境下, 以操纵稳定性分析为重点,进行了车轮提升、通过性、稳态转向特性、瞬态横摆响应以及回 正能力等的仿真分析。
On the 4 × 4 wheeled amphibious car can be independent suspension design and selection of specific programs: the front suspension with arm torsion bar spring with friction absorber can enhance the suspension, the rear suspension with elbow-driven Single trailing arm guide mechanism can enhance the suspension. On the basis of this, a three-dimensional parametric model of the entire vehicle is established by using ADAMS software, and the selected scheme is simulated dynamically under the model. Ultimately determine the form of the suspension scheme is a viable option. In the verification of the scheme, the virtual prototyping design technology and dynamic simulation research methods were used. With the wheeled vehicle model, under the ADAMS / View environment, the steering stability analysis focused on the wheel lift, Characteristics, transient yaw response and back to the correctness of the simulation analysis.