<p>An electronic component supply device (32) is provided with: a tape feeder (74) for supplying an electronic component at a supply location by feeding a taped component (70); and a tape feeder holding base (100) for detachably holding the tape feeder (74). The electronic component supply device (32) is configured to include a tape feeder moving mechanism (130) for moving the tape feeder held by the tape feeder holding base in a detachment direction which is a direction which allows the tape feeder to be detached from the tape feeder holding base. Such a configuration allows the entire tape feeder to move in a detachment direction, that is, in a direction moving closer to an operator, thereby allowing easy detachment of the tape feeder from the tape feeder holding base.</p>
