Door lock with axial end-face buttet structure

The utility model discloses a door lock with an axial end face cylinder structure and a sleeve barrel-shaped key, which is characterized in that an outer cylinder, an inner cylinder, and a cylinder spring are evenly distributed on the end surfaces of a lock core and a cylinder seat and are permuted in a ring shape; a circular arc-shaped slot is milled at the position corresponding to the head of the key; a core keyway is arranged on the lock core; an upper key and a lower ley are correspondingly arranged on the key. The utility model has the advantages of artful design, reasonable structure, high security, high anti-theft performance, convenient installation and operation, and wide market developing foreground.