The invention discloses a lithium battery outer shell drawing composite die, and belongs to the technical field of lithium battery machining. The lithium battery outer shell drawing composite die is characterized in that an upper die base is sequentially connected with a base plate and a convex-concave die fixing plate through internal fillet screws and cylindrical pins, the convex-concave die fixing plate is provided with a convex-concave die connected with a material pressing and discharging plate, the lower side of the material pressing and discharging plate is connected with a movable concave die, a movable insert is arranged in the movable concave die, the bottom of the convex-concave die is connected with a convex die arranged on a convex die fixing plate, the convex die fixing plate is connected with a lower die base, the two sides of the lower side of the lower die base are provided with pull rods, the pull rods are provided with disc springs in a sleeved mode and are fixed between an upper supporting plate and a lower supporting plate in a penetrating mode, an upper die base and the lower die base are connected through precise guide columns fixed in the upper die base, and the precise guide columns are sleeved with precise guide sleeves. The lithium battery outer shell drawing composite die is simple in structure and convenient to use, the size of a produced lithium battery outer shell is stable, the qualified rate can reach 98% and good technical and economic effects are achieved.