While in the seedling conveying base (63) which

摘要

PROBLEM TO BE SOLVED: To provide a vertical feed mechanism of seedling trays, capable of lowering a seedling-joining position in the vertical feed mechanism for transplanter comprising a seedling feed mechanism part constituted so as to place a seedling tray on a seedling conveying stand installed on a machine body and take out seedling from the seedling tray while carrying the seedling tray in vertical and horizontal directions by a conveying device in which a vertical feed mechanism and a horizontal feed mechanism are installed and a planting mechanism part in which device capable of planting the seedling fed from the seedling feed mechanism part into a field and constituted of a conveying chain in which an engaging lever engaging with a cell used as a pot seedling housing part provided in the seedling tray is arranged at a prescribed interval and an upper sprocket and lower sprocket on which the conveying chain of seedling tray is wound.;SOLUTION: This vertical feed mechanism of seedling trays is characterized by bending a conveying chain 66 by bringing a chain-engaging body 62a into contact with the midway part of the conveying chain 66.;COPYRIGHT: (C)2002,JPO