A component mounting device described herein includes a tape driving section (a driving shaft motor, a front-side sprocket, a timing belt) feeding forward component tapes including components, a tape guide section guiding downward an empty tape that has no component as a result of suctioning with a suction nozzle, a tape cutting section disposed below the tape guide section and cutting the empty tape according to determination that the component tape has no component, and a tape discharge section disposed below the tape cutting section and discharging downward a cut part of the empty tape.