Hot-rolled aluminum plate stretching device

The invention belongs to the technical field of aluminum plate processing and production, and in particular, relates to a hot-rolled aluminum plate stretching device. The hot-rolled aluminum plate stretching device is used for effectively stretching various hot-rolled aluminum plates after production, and the mechanical properties of the aluminum plates is ensured. The hot-rolled aluminum plate stretching device comprises a stretching frame, a stretching fixing device arranged at one end of the stretching frame, and a stretching tensioning device arranged at the other end of the stretching frame, wherein the stretching fixing device comprises an adjustment stretching rod and a fixed end stretching fixture body arranged on the stretching frame; the stretching tensioning device comprises a stretching cylinder and a tensioning end stretching fixture body arranged on the stretching frame; a reset cylinder is arranged at the rear end portion of the stretching cylinder; and a tensioning loading platform is also arr