Collapsible pencil box

The utility model relates to a folding pencil box composed of box covers and box cavities, and the box covers and box cavities are buckled. The utility model is provided with at least two box covers and two box cavities, wherein the two box cavities are movably connected; one end of each box cover is movably connected with one end of one box cavity; after the box covers and the box cavities are buckled, many pencil slots are formed; convex blocks are formed on both sides of each box cover, and clamping grooves corresponding to the convex blocks are formed on both sides of each box cavity. The utility model has the advantages of simple structure and production cost saving; the utility model can realize a pencil storage function of an ordinary pencil box and can also be used as a pencil rack; the utility model brings convenience to the pencil producer and the consumer and is suitable for various pencils.