The invention discloses a rear auxiliary frame and an automobile comprising the rear auxiliary frame, and belongs to the technical field of automobile frame design and manufacture, the two ends of a cross beam sub-assembly are connected with longitudinal beam sub-assemblies respectively to form an auxiliary frame frame, the structure is simple, the size precision can be controlled, the overall space of the auxiliary frame is fully utilized, a suspension support is fixed to the cross beam sub-assembly, and the suspension support is fixed to the cross beam sub-assembly. And the longitudinal beam sub-assemblies are arranged between the longitudinal beam sub-assemblies, so that the overall structural mode, the strength and the rigidity of the auxiliary frame are greatly improved. The automobile rear auxiliary frame is good in modality, high in strength, high in rigidity, simple in structure, easier to control the welding size and low in cost, the requirements of considering the modality, the strength, the rigidity, the stamping process and the welding process at the same time are met, and the performance of the whole automobile is improved.
本发明公开了一种后副车架及包含其的汽车,属于汽车车架设计制造技术领域,横梁分总成两端分别连接有纵梁分总成构成副车架框架,结构简单,尺寸精度可以控制,副车架整体空间利用充足,悬置支架固定在横梁分总成上,位于纵梁分总成之间,对副车架整体结构模态、强度和刚度有很大的提升。本申请所提供一种汽车后副车架,不仅模态好、强度高、刚度强,且结构简单,焊接尺寸更易管控,成本低,满足了同时考虑其模态、强度、刚度、冲压工艺和焊接工艺的要求,提高了整车的性能。
Rear auxiliary frame and automobile comprising same
一种后副车架及包含其的汽车
2023-11-03
Patent
Electronic Resource
Chinese
IPC: | B62D MOTOR VEHICLES , Motorfahrzeuge |
Automobile rear overhang auxiliary frame connecting structure
European Patent Office | 2022
|