Ball-point pen refill fixing device

The utility model relates to a fixing device, in particular to a ballpoint pen refill fixing device. The utility model provides a ball-point pen refill fixing device which is time-saving, labor-saving and high in working efficiency. A ballpoint pen refill fixing device comprises a bottom plate, a discharging plate, a movable plate, a return spring, a sliding block, a first supporting plate, a motor, first rotating shafts and the like, the left side and the right side of the top of the bottom plate are each provided with two first rotating shafts, and first belt wheels are rotationally arranged on the upper portions of the four first rotating shafts. The device achieves the effects that the four movable plates are simultaneously and manually moved on the opposite surfaces, so that the four movable plates simultaneously extrude 36 return springs, the four movable plates simultaneously drive the eight sliding blocks to move on the opposite surfaces, and when the movable plates drive the sliding blocks to move on