Outer surface hardening device for annular multi-view monitoring window

The utility model relates to an outer surface hardening device of an annular multi-view monitoring window, which comprises a bottom plate, a rotating piece is arranged on the bottom plate, a fixing seat is arranged at the tail end of an output shaft of the rotating piece, a stand column is arranged in the middle of the upper surface of the fixing seat, a sintering net fixing seat is movably sleeved on the stand column, and a sintering net is arranged on the sintering net fixing seat. The lower surface of the sintering net fixing seat is fixedly connected with the fixing seat through a spring, and the stand column is sleeved with a sintering net used for containing an annular multi-view monitoring window. An adsorption fixing disc is arranged at the top of the stand column, and an adsorption piece is arranged on the adsorption fixing disc; a rotating part is arranged on the upper surface of the bottom plate, a spraying part is arranged on the upper surface of the bottom plate, the spraying part is located on o