The invention discloses a portable edge tool box. The portable edge tool box comprises a box body; a blade inlet, a syringe needle inlet and an instillation needle inlet are formed in the top of the box body; the blade inlet is a gap; two elastic baffle plates are symmetrically and fixedly arranged on two sides of the gap; the syringe needle inlet is a hole having the diameter larger than the outer diameter of a syringe needle; multiple elastic baffle parts are arranged along the edge of the hole; the instillation needle inlet is a hole having the diameter larger than the maximum width of a distillation needle; multiple elastic baffle parts are arranged along one side of the edge of the hole, and a pipe breaking blade is arranged on the other side of the edge of the hole; the back sides of the elastic baffle parts are connected with the box body; and the opposite sides of the elastic baffle parts are ejected against each other to downwards extrude the ends, and are also ejected against an edge of the pipe breaking blade. The portable edge tool box, provided by the invention, is convenient to store such edge tools as the blade and the needles, is convenient to cut off a hose after the instillation needle, and is convenient for classification. The stored edge tools cannot be taken out again if the box body is not damaged.