Lifting feeding mechanism capable of compensating high and low positions

The utility model relates to the technical field of mask production lines, and discloses a lifting feeding mechanism capable of compensating high and low positions, which comprises a production line, a feeding mechanism is arranged and connected behind the production line, the feeding mechanism comprises a support, a lifting mechanism is arranged on the inner side of the support, and the lifting mechanism is connected with the support; by arranging the transition feeding line, after masks are conveyed to the first feeding line, the second feeding line, the third feeding line and the fourth feeding line, all the masks on the first feeding line, the second feeding line, the third feeding line and the fourth feeding line pass through the transition feeding line, and the transition feeding line is moved to the position with the same height as the feeding line at the front end through the lifting mechanism; the first conveying line, the second conveying line, the third conveying line, the fourth conveying line and