Patent attributes
A transfer robot transfers workpieces while sucking upper surfaces of the workpieces. The transfer robot includes a first hand body attached to a first robotic arm, a second hand body attached to a second robotic arm, a first suction part attached to the first hand body, and a second suction part attached to the second hand body. The first suction part has a pair of suction bodies, the pair of suction bodies extending in a horizontal first direction and separated from each other in a horizontal second direction perpendicular to the first direction. The second suction part has at least one suction body extending in the first direction, and the one suction body is changeable in an entering amount into an area between the pair of suction parts of the first suction part according to a relative movement of the second hand body in the first direction.