| 摘要 |
PURPOSE:To provide a device that enables large or small printed boards having various sizes to swiftly move from a stand-by area to an operation area in an electronic component mounting device that mounts electronic components on a printed board. CONSTITUTION:A first stopper 3a and a first sensor 4, a second stopper 5a and a second sensor 6, and a third sensor 7 are disposed along a conveyor 2 that transfers a printed board 1. Transfer means 16, 18, 21 and 22 are disposed for transferring the first stopper 3a and the first sensor 4 and the third sensor 7 in the direction of the transfer of the conveyor 2 relative to the second stopper 5a and the second sensor 6. |
