Display panel and backboard laminating device

The utility model discloses a display panel and backboard laminating device, which comprises a backboard carrier, a mobile platform, a lifting platform and an alignment detection module, the mobile platform comprises a first platform and a second platform, the backboard carrier is movably arranged on the first platform along the X direction, and the first platform is movably arranged on the second platform along the Y direction; the two lifting platforms are arranged at intervals, the two sides of the display panel are erected on the two lifting platforms respectively, and the two lifting platforms can synchronously ascend and descend in the Z direction; the alignment detection module is used for detecting the alignment degree of the back plate and the display panel. If the back plate and the display panel are not aligned, the back plate carrier is driven to move in the X direction and the first platform is driven to move in the Y direction so as to adjust the positions of the back plate in the X direction an