| 摘要 |
<p>A component mounting device comprising a head unit provided with a plurality of heads for mounting a component, wherein the component mounting device is provided with a head rotation driving mechanism, which is for rotationally driving the heads and which is provided to the head unit. The head rotation driving mechanism comprises: a motor having an output shaft; a first transmission belt looped between the output shaft and heads in a first group comprising one or a plurality of heads from amongst the heads; and a second transmission belt having a shorter total length than that of the first transmission belt, the second transmission belt being looped between the output shaft and heads in a second group comprising one or a plurality of heads, other than those belonging to the first group, from amongst the heads.</p> |
