The invention provides a subframe with high rigidity. A subframe (100) is provided with: a main body section (10) extending in the vehicle width direction; a left vehicle body support part (20A) provided on the left side of the main body part (10) and supported by the vehicle body; and a right vehicle body support part (20B) provided on the right side of the main body part (10) and supported by the vehicle body. The main body part (10) is provided with: a seat part (50) to which a fastener is connected; and a transverse rib (60) protruding downward along a reference plane (B) intersecting the front-rear direction by the left vehicle body support section (20A) and the right vehicle body support section (20B), and extending in the vehicle width direction. The seat portion (50) is located at a position overlapping the reference surface (B). A lower seat surface (50D) of the seat part (50) is surrounded by a peripheral wall (51) protruding downward. The transverse ribs (60) are connected to the peripheral wall (51).
本发明提供一种刚性高的副车架。副车架(100)具备:沿车宽方向延伸的主体部(10);设置于主体部(10)的左侧并支承于车身的左车身支承部(20A);以及设置于主体部(10)的右侧并支承于车身的右车身支承部(20B)。主体部(10)具有:供固定件连接的座部(50);以及通过左车身支承部(20A)及右车身支承部(20B)而沿着与前后方向交叉的基准面(B)向下方突出,并沿车宽方向延伸的横肋(60)。座部(50)位于与基准面(B)重叠的位置。座部(50)的下座面(50D)由向下方突出的周壁(51)包围。横肋(60)与周壁(51)连结。
Subframe
副车架
2022-10-04
Patent
Electronic Resource
Chinese
IPC: | B62D MOTOR VEHICLES , Motorfahrzeuge |