| 摘要 |
<p>Disclosed is a rotational positioning device which is capable of eliminating the idling of a driving roller to perform accurate rotational positioning. Specifically disclosed is a rotational positioning device (10) which is provided with a gripping means (18) for gripping and transporting workpieces (14) to the transporting direction of a conveyor (12), rotating means (20) for rotating the workpieces (14) around a vertical axis (C) by rotating driving rollers (46) brought into contact with the gripped workpieces (14), a stop means (22) for stopping the rotated workpieces (14) when the rotated workpieces (14) face toward a certain direction, and cleaning means (60) for cleaning the driving rollers (46), and which is configured in such a manner that the rotating means (20) and the stop means (22) perform the rotational positioning of the workpieces (14) when the gripping means (18) grips and transports the workpieces (14) to the transporting direction of the conveyor (12).</p> |
