The invention relates to the technical field of automobiles, and discloses a rear floor cross beam assembly contributing to automobile light weight. The assembly comprises a rear cross beam, a joint and an oil tank support, and two moving plates are arranged in the rear cross beam in a sliding manner; a first two-way lead screw is transversely arranged in the rear cross beam and located between the two moving plates, two bearing seats are symmetrically and fixedly arranged in the rear cross beam, the rod wall of the first two-way lead screw is rotationally arranged in the bearing seats throughfirst bearings, and first threaded holes are formed in the opposite sides of the two moving plates; and the two ends of the first two-way lead screw are in threaded connection with the two moving plates through first threaded holes correspondingly, a supporting beam is fixedly arranged at the top of the rear cross beam, and a strip-shaped groove is formed in the top of the supporting beam. According to the invention, the automobile light weight is facilitated, the fuel economy is improved, a worker can conveniently adjust the distance between a joint and an oil tank support, and the operationintensity of the worker is reduced.
本发明涉及汽车技术领域,且公开了一种有助于汽车轻量化的后地板横梁总成,包括后横梁、接头和油箱支座,后横梁的内部设有两个移动板,两个移动板均滑动设置于后横梁的内部,后横梁的内部且位于两个移动板之间横向设有第一双向丝杆,后横梁的内部对称固定设有两个轴承座,第一双向丝杆的杆壁均通过第一轴承转动设置于轴承座的内部,两个移动板相对的一侧均开设有第一螺纹孔,第一双向丝杆的两端均通过第一螺纹孔分别与两个移动板螺纹设置,后横梁的顶部固定设有支撑梁,支撑梁的顶部开设有条形槽。本发明有助于汽车轻量化,提高燃油经济性,同时便于工作人员调节接头和油箱支座的间距,降低工作人员的操作强度。
Rear floor cross beam assembly contributing to automobile light weight
一种有助于汽车轻量化的后地板横梁总成
2021-03-09
Patent
Elektronische Ressource
Chinesisch
IPC: | B62D MOTOR VEHICLES , Motorfahrzeuge |
Europäisches Patentamt | 2021
|Rear floor assembly, rear floor assembly manufacturing method and automobile
Europäisches Patentamt | 2023
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