Automatic safe deposit box depositing/fetching system

The utility model relates to an automatic safe deposit box depositing/fetching system, comprising a horizontal guide rail, a stereo storage rack and a pass-in and pass-out counter, and further comprising a depositing/fetching device running on the horizontal guide rail, an input/output device arranged on the pass-in and pass-out counter and a control system controlling the depositing/fetching device and the input/output device to work, wherein the depositing/fetching device comprises an upright sliding on the horizontal guide rail, a lifting platform moving up and down along the upright, and a movable telescopic mechanism which is arranged on the lifting platform for drawing out a safe deposit box from the stereo storage rack or pushing the safe deposit box into the stereo storage rack; the input/output device comprises a moving mechanism running in the pass-in and pass-out counter, a rotating mechanism arranged on the moving mechanism and a lifting mechanism arranged on the rotating mechanism for conveying t