High-performance fireproof magnesite board pressing device

The utility model relates to a high-performance fireproof magnesite board pressing device which comprises a rack, an upper board, a lower board, a driver, a pusher and a bearing mechanism. The driver and the pusher are respectively arranged on the rack; one end of the lower plate is hinged to the rack, and the other end of the lower plate is movably connected with the pusher; the driver is in driving connection with the upper plate and used for driving the upper plate to move in the direction close to or away from the lower plate. The bearing mechanism comprises a tray and an elastic device, one end of the elastic device is connected with the rack, and the other end of the elastic device is connected with the tray; the pusher drives the lower plate to rotate relative to the rack so that the lower plate can have a first position and a second position. When the lower plate is at the first position, the lower plate is parallel to the upper plate; and when the lower plate is at the second position, the lower plat