Novel flat stroke-adjustable ejector

The utility model provides a novel flat stroke-adjustable ejector which comprises a shell, an air cylinder is installed in the shell, the output end of the air cylinder is fixedly connected with a connecting joint, the connecting joint is movably connected with a rotating shaft connecting rod through a movable rotating shaft, and the rotating shaft connecting rod is fixedly connected with an ejecting rod through a connecting rotating shaft. One end of the push-out rod is movably connected with the support, the other end of the push-out rod is connected with a rubber covered roller, a cover plate is installed on the shell, an opening is formed in the cover plate, and the push-out rod can rotate out of the opening. According to the ejector, through cooperation of the air cylinder and the connecting rod structure, the axial ejecting force of the air cylinder is converted into ejecting force in other directions, when an object acting in the ejecting structure is pushed out, the size of the ejecting structure acti