Support for art design board

The utility model relates to the technical field of art facilities, in particular to a support for an art design board, which is characterized in that an internal thread sliding block is movably arranged on a rotating rod positioned in a mounting bottom plate, a square clamping block is fixed on a rotating shifting plate, the square clamping block is inserted into the rotating rod, a first fixing buckle is fixed in a groove on the square clamping block, and a second fixing buckle is fixed in a groove on the square clamping block. Movable strips are movably arranged in the corresponding grooves in the upper portion and the lower portion of the rotating rod located in the mounting bottom plate, threads matched with internal threads of the internal thread sliding blocks are arranged on the movable strips, first springs are arranged between the movable strips and the inner cavity walls of the grooves in the rotating rod, and second fixing buckles are fixed in the grooves in the inner side walls of the movable str