Efficient ejector rod mounting device

The utility model relates to the technical field of ejector rod mounting devices, and discloses an efficient ejector rod mounting device which comprises a portal frame and further comprises a first power mechanism, a grabbing mechanism, a displacement mechanism and a second power mechanism, and the top end of the portal frame is movably connected with the bottom end of the displacement mechanism; the conveying belt is installed under the portal frame, a display screen is placed on the conveying belt to be conveyed, the first power mechanism and the second power mechanism are adjusted according to the use requirement, and pressure adjustment is achieved; the displacement mechanism drives the first power mechanism to move to the position where the ejector rod is placed, the first power mechanism pushes the grabbing mechanism to move downwards, the second power mechanism is started to enable the grabbing mechanism to clamp the ejector rod, then the first power mechanism is reset, and the displacement mechanism i