Portable drawing tool

The utility model discloses a portable drawing tool, relates to the technical field of engineering design, and provides the following scheme aiming at the problem of poorer portability of the drawing tool caused by the fact that an existing tool box and an existing drawing board are generally separated from each other: the portable drawing tool comprises a box body, one side of the box body is provided with a storage through hole, and the storage through hole is communicated with the storage through hole; and two supporting plates are arranged in the storage through hole in a sliding mode, the two supporting plates are symmetrically arranged, springs are fixedly arranged at the four corners of the top of each supporting plate, and expansion plates are fixedly arranged on the springs. The drawing tool is reasonable in structural design and convenient to use, the containing box is arranged in the box body, so that ruler and compass tools can be contained in the box body, the drawing tool can have the functions