Front panel assembly and door lock

The utility model discloses a front panel assembly and a door lock. The front panel assembly comprises a mounting plate, a front panel and a threaded connecting piece, a through hole is further formed in the mounting plate; a threaded hole is formed in the front panel, and the threaded hole in the front panel is suitable for being aligned with the through hole in the mounting plate; the threaded connecting piece is provided with a threaded end and a screwing end, the threaded end of the threaded connecting piece is suitable for penetrating through the through hole to be connected with the threaded hole, and the screwing end of the threaded connecting piece is suitable for abutting against the outer edge of the through hole. The door lock comprises a front panel assembly, a rear panel assembly and a lock body. The lock body is arranged between the mounting plate and the rear panel assembly, a third screw is arranged on the side, facing the mounting plate, of the rear panel assembly, and the third screw is in t