Mechanism for removing containers from mandrels

Abstract

Abstract POSITIVELY OPERATING SUCTION CUP MECHANISM FOR REMOVING PLASTIC CONTAINERS FROM TURRET-MOUNTED PRINTING-MACHINE MANDRELS OR THE LIKE WHEREIN THE RADICALLY EXTENDING MANDRELS OF THE TURRET ARE INDEXED BETWEEN A CONTAINER-LOADING STATION, A CONTAINER-PRINTING STATION, AND A CONTAINER-UNLOADING STATION, WHEREIN ENDLESS TRANSFER CONVEYOR MEANS PIVOTALLY CARRYING SPACED-APART SUCTION CUP AASEMBLIES THEREON HAS A RUN EXTENDING TOWARD A MANDREL HALTED AT THE UNLOADING STATION AND THENCE ENDWISELY AWAY FROM THE MANDREL IN A DIRECTION AXIALLY PARALLEL WITH THE MANDREL TO WITHDRAW A CONTAINER FROM THE MANDREL, CAM TRACK MEANS IS PROVIDED ADJACENT THE UNLOADING STATION WHICH IS ENGAGED BY A SINGLE FOLLOWER ON EACH SUCTION CUP ASSEMBLY AND SWINGS A SUCTION CUP ENDWISELY IN TOWARD THE END OF A CONTAINER THE MANDREL AS THE SUCTION CUP ASSEMBLY MOVING AWAY FROM MANDREL TO ENGAGE THE SUCTION CUP WITH THE END OF A CONTAINER ON THE MANDREL AND THENCE, WHEN THE CONTAINER HAS BEEN WITHDRAWN ENDWISELY OFF THE MANDREL, SWINGS REMOVED CONTAINER TO A VERTICAL POSITION FOR DISCHARGE, AND WHEREIN A SENOR INTERRUPTS, MOVEMENT OF THE TURRET MEANS IF A CONTAINER REMAINS INADVERTENTLY ON THE MANDREL WHEN THE MANDREL LEAVES THE UNLOADING STATION.

Inventors

• 👤 Edward J Russell
• 👤 Gaylord W Brown
• 👤 Gary A Adams
• 👤 Dennis J Dorman

Bibliographic Details