Luggage trundle with locking mechanism

The utility model discloses a luggage caster with a locking mechanism, which comprises a luggage main body, four corners of the bottom of the luggage main body are fixedly connected with mounting pieces, the bottoms of the mounting pieces are provided with universal foot stands, the interiors of the universal foot stands are rotatably connected with moving wheels, one side of each universal foot stand is fixedly connected with a connecting piece, and the other side of each universal foot stand is fixedly connected with a locking mechanism. A damping rotating shaft is rotationally connected to the interior of the connecting piece, and a pedal piece is fixedly connected to the surface of the damping rotating shaft. The pedal piece is stepped by a foot to drive the damping rotating shaft to rotate, then the braking piece is driven to make contact with the moving wheel, the moving wheel can be braked and locked through resistance generated by friction applied to the moving wheel, then the moving wheel continues t