US Patent 10427885 Article supply method and device

This article supply method comprises: a step for introducing, using a movable block capable of reciprocating between a first position and a second position, a single object to be conveyed into a housing portion formed on the movable block when the movable block is in the first position; a forward step for pressing the movable block from the first position in a range of motion of the movable block while vacuum-sucking the movable block from the second position in the range of motion of the movable block, and then continuing the vacuum-sucking from the second position and moving the movable block to the second position; a step for discharging the object to be conveyed from the housing portion when the movable block is in the second position; and a return step for vacuum-sucking the movable block from the first position and moving the movable block to the first position.