A collision energy absorbing member (1) for an automobile according to the present invention is provided with: a cylindrical member (3) formed using a cap cross-section member having a top plate section (7a) and a vertical wall section (7b); a coating film forming member (5) that is formed of a material having a lower strength than the cylindrical member (3) and that is disposed at a portion including a corner portion (7c) connecting the top plate portion (7a) and the vertical wall portion (7b) among the outer surfaces of the top plate portion (7a) and the vertical wall portion (7b) so as to be spaced apart from the outer surface of the top plate portion (7a), the outer surface of the vertical wall portion (7b), and the outer surface of the corner portion (7c) by a gap (11) of 0.2-3 mm; and a coating film (13) formed in the gap (11) and formed from an electrodeposition coating material.
本发明的汽车用碰撞能量吸收部件(1)具有:筒状构件(3),使用具有顶板部(7a)和纵壁部(7b)的帽截面构件而形成;涂膜形成构件(5),在顶板部(7a)和纵壁部(7b)的外表面中的包含将顶板部(7a)与纵壁部(7b)连结的拐角部(7c)的部分,与顶板部(7a)外表面及纵壁部(7b)外表面及拐角部(7c)外表面隔开0.2mm以上且3mm以下的间隙(11)地配置,所述涂膜形成构件(5)由强度比筒状构件(3)低的材质构成;及涂膜(13),形成于间隙(11)且由电沉积涂料形成。
Collision energy absorbing member for vehicle, and method for manufacturing collision energy absorbing member for vehicle
汽车用碰撞能量吸收部件、该汽车用碰撞能量吸收部件的制造方法
2023-03-28
Patent
Elektronische Ressource
Chinesisch
IPC: | B60R Fahrzeuge, Fahrzeugausstattung oder Fahrzeugteile, soweit nicht anderweitig vorgesehen , VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR |
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