Connecting structure for front cross beam and side wall assembly of automobile roof

The invention provides a connecting structure of an front cross beam and a side wall assembly of an automobile roof, and belongs to the technical field of automobiles. The problem that the collision performance of the joint of an existing automobile roof front cross beam and a side wall assembly is poor is solved. The connecting structure comprises a connecting plate and a skylight reinforcing plate fixedly connected with the roof front cross beam, the connecting plate is provided with a base plate located on the lower side of the roof front cross beam and welded to the roof front cross beam,and the skylight reinforcing plate is provided with a longitudinal part extending in the front-back direction of an automobile body. The longitudinal part is provided with a main plate body arranged in the height direction of an automobile body, an extending plate body extending towards the rear side of the automobile body is connected to the base plate, the longitudinal part is welded to t he inner plate of the upper edg