Mechanical angle trick lock

The utility model relates to a mechanical angle cipher lock. The utility model is characterized in that a plurality of rows of bead holes which are arranged in angles are arranged at a corresponding part between a lock (3) and a lock core (9). The bead holes and a center line of the lock core divide a central point and slant an angle alpha, and marbles in the bead hole correspondingly form three basic states which are a vertical state, a left slant angle state, and a right slant angle state. The lock has high security level because of the arrangement with a plurality of rows in angles of the bead holes of the utility model. The lock is provided with a drilling-prevention device which can be used for preventing drilling and preventing sawing. The utility model has the advantages of high theftproof performance, convenient installation, convenient use and good practicability.