COMPONENT SUPPLY DEVICE

PROBLEM TO BE SOLVED: To perform control associated with conveyance and stopping of a conveyance wheel by determining a position of the conveyance wheel without detecting an origin. SOLUTION: The component supply device 10 includes a position calculation means 30 of coupling a driving means 22 and the conveyance wheel 20 by a worm gear mechanism 24 and calculating a position of the conveyance wheel from the acquired position of a detection wheel 21, a position storage means 34 of storing the calculated position, and a reproduction processing means 30 of calculating a position of the conveyance wheel in one round when a power source is turned on again from a position of the conveyance wheel in one round stored in the position storage means last before the power source is turned off and a position detection output of the position detection means when the power source is turned on again. COPYRIGHT: (C)2011,JPO&INPIT