GRAIN UNLOADING APPARATUS FOR COMBINE HARVESTER

PROBLEM TO BE SOLVED: To improve operation efficiency by readily installing a working light and other operation means in a grain unloading auger for a combine harvester in which a grain unloading port is rotated. SOLUTION: This grain unloading apparatus for a combine harvester is characterized in that in the combine harvester in which a grain tank 3 for temporarily storing grain, a grain lifting column 4 for discharging the temporarily stored grain and the grain unloading auger 5 are arranged on a traveling body 2 having a running gear 1, the grain unloading port 8 of the grain unloading auger 5 is installed rotatably in the circumference direction relatively to the grain transportation direction and the working lamp 37 lightening the vicinity of the grain unloading port 8 is laid at a position not to rotate the working lam together with the grain unloading port 8.