PROBLEM TO BE SOLVED: To improve the workability of cleaning and replacement of each receiving net in a threshing device that makes the circular arc typed receiving net arranged under an interior threshing cylinder in a threshing chamber into an outer receiving net and an inner receiving net, while keeping the inner receiving net at a predetermined attachment position by a stopper piece engaging thereof, detachably attaching the outer receiving net.SOLUTION: The threshing device is configured by disengaging with respect to the inner receiving net 23 when making the stopper piece 26 into a movable type and attaching the outer receiving net 22 to the predetermined attachment position, and when removing the outer receiving net 22 from the predetermined attachment position.COPYRIGHT: (C)2012,JPO&INPIT【課題】扱室に内装の扱胴の下方に配設した円弧型の受け網を外側受け網と内側受け網とにし、内側受け網をこれに係合するストッパー片にて所定の装着位置に保持する一方、外側受け網を着脱可能に装着して成る脱穀装置において、各受け網の掃除や交換等の作業性の向上を図る。【解決手段】ストッパー片26を可動式にして、外側受け網22を所定の装着位置に取り付けたとき、及び外側受け網22を所定の装着位置から取り外すときに、内側受け網23に対する係合が外れる構成にする。【選択図】図6
