| 摘要 |
The present invention provides a laser marking apparatus comprising a laser unit which is arranged near a transfer part transferring car wheels and marks the car wheels with characters; a transport robot for loading and unloading the car wheels between the transfer part and the laser unit; and a sensor part which is placed on the position on which the car wheels are loaded and senses a loaded position of the car wheels to constantly maintain marking positions of the laser unit. |
