Patent ID: 8640852
Filing Date: 2014-02-04
Classification: B07C,B65G

Abstract:
1. A spring feeder, comprising: a container to which vibrations are provided; a conveying path for feeding springs that are disposed outside the container and conveys the springs inside the container to an outside of the container; a conveying portion comprising a conveying groove for connection which is provided in an end portion of the conveying path for feeding, the conveying groove for connection having a width approximately equal to a width of the springs; and an ejection portion for spring removal comprising an ejection nozzle which is attached at a position of the conveying groove for connection, a distal end of the ejection nozzle of the ejection portion for spring removal being provided close to the conveying groove for connection, the ejection nozzle intermittently generating an air jet for spring removal, wherein an ejection direction of the ejection nozzle is substantially opposite to a direction of conveying the springs, wherein the conveying path for feeding comprises a first sorting and conveying portion and a second sorting and conveying portion, the first sorting and conveying portion, the second sorting and conveying portion, and the conveying portion for connection are linked consecutively from the container side, wherein a width of the conveying groove of the second sorting and conveying portion is narrower than a width of the conveying groove of the first sorting and conveying portion, and wherein said width of the conveying groove of the second sorting and conveying portion is narrow enough to allow only one spring to be loaded in the conveying direction in the conveying groove of the second sorting and conveying portion.