A subframe (100) is provided with a base member (110) and a first member (121). The base member (110) is provided with a base surface section (111) and two vertical wall sections (112) on both sides of the base surface section (111) in the vehicle length direction, and is a groove opening in the lower side in the vehicle height direction, the first member (121) is provided with a bottom wall section (121), a top wall section (121t), and side wall sections (121s), the bottom wall section (121) and the top wall section (121t) are disposed in the same orientation as the base surface section (111), the top wall section (121t) is joined to the base surface section (111) so as to overlap the base surface section (111), and the side wall sections (121s) are joined to the top wall section (121t). The vertical wall portion (112) and the bottom wall portion (121g) form a groove shape, and the side wall portion (121s) is located between the bottom wall portion (121g) and the top wall portion (121t) and shields the vehicle width direction. A first lower arm support section (131) is formed by the base surface section (111) and the bottom wall section (121 g).
副车架(100)具备基座部件(110)和第1部件(121)。基座部件(110)具备基座面部(111)和处于基座面部(111)的车长方向两侧的两个纵壁部(112),是车高方向下侧开口的槽形件,第1部件(121)具备底壁部(121g)、顶壁部(121t)和侧壁部(121s),底壁部(121g)和顶壁部(121t)以与基座面部(111)相同的朝向配置,顶壁部(121t)与基座面部(111)重叠地接合,纵壁部(112)和底壁部(121g)形成槽形形状,侧壁部(121s)是处于底壁部(121g)与顶壁部(121t)之间的、将车宽方向遮挡的壁。由基座面部(111)和底壁部(121g)形成第1下臂支承部(131)。
Subframe
副车架
2023-05-09
Patent
Electronic Resource
Chinese
IPC: | B62D MOTOR VEHICLES , Motorfahrzeuge |