Patent ID: 11878542
Assignee: XYZ INC.
Field: Handling (Mechanical engineering)
Classification: CPC B  G | IPC B

Claim 0:
1. An articulated robot arm capable of laser printing, the articulated robot arm comprising:
a communicator configured to receive beverage order information;
a grip part configured to grip and move a cup;
an articulation part having one side coupled to the grip part, the articulation part comprising a plurality of articulation units;
a controller configured to control operations of the grip part and the articulation part; and
a laser beam irradiation unit provided on at least a partial area of the grip part and configured to irradiate a laser beam to print the beverage order information on the cup,
wherein the laser beam irradiation unit comprises a distance measurement unit configured to measure a focal length of a laser beam, and
the controller is further configured to allow the focal length measured in real time by the distance measurement unit to be fixed while the laser beam irradiation unit irradiates a laser beam, wherein the focal length is a distance between the laser beam irradiation unit and a surface of a printing area.