The utility model discloses an automatic blister tray feeding mechanism for automobile parts, which comprises a frame, a tray feeding device, a taking device, a tray stacking device and a moving device, and the tray feeding device, the taking device, the tray stacking device and the moving device are all arranged on the frame. The material moving device is located below the material disc feeding device, the material taking device and the material disc stacking device, and the material disc feeding device, the material taking device and the material disc stacking device are sequentially arranged on the rack. The material tray feeding device, the material taking device and the material tray stacking device are sequentially arranged on the rack, so that the whole mechanism is simple in structure, and material trays and feeding actions can be carried out in order; through the material tray feeding device, empty material trays can be conveniently and orderly conveyed to the material taking device; through the material taking device, the automobile parts can be conveniently placed on the material disc; and by arranging the tray stacking device, the trays loaded with the materials can be stacked conveniently, subsequent whole-stack taking-out is facilitated, and the use requirements of corresponding automatic production lines are met.