Load loading device and vehicle testing device

The embodiment of the utility model provides a load loading device and a vehicle testing device, and belongs to the technical field of durability testing. The load loading device comprises a restraining assembly and a loading assembly. The constraint assembly comprises a plurality of constraint bases, and the constraint bases are connected with corresponding mounting points of a to-be-tested auxiliary frame; the loading assembly comprises a portal frame, a plurality of first oil cylinder assemblies, a plurality of second oil cylinder assemblies, a plurality of oil cylinder bases and a plurality of loading connection tools, one ends of the first oil cylinder assemblies are connected with the corresponding oil cylinder bases, and the other ends of the first oil cylinder assemblies are connected with the auxiliary frame to be tested through the loading connection tools; one end of the second oil cylinder assembly is connected with the portal frame, and the other end of the second oil cylinder assembly is connect