Image Number 9 for United States Patent #6497440.
A gripper for parts having different shapes is disclosed. The gripper includes a holder having one end mounted and moved in a socket unit, and having a penetration groove forming a passage of air flown through the socket unit; a piston mounted in the penetration groove, and lifted or lowered due to a pressure of the air flown through the penetration groove; a movement unit having a slanted surface to be horizontally moved in a direction of increasing or decreasing an interval by the piston lifted or lowered; and grip tips for picking up or putting the parts. The grip tips are moved to pick up the parts having the different shape and easily mount the parts on the PCB.
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