PROBLEM TO BE SOLVED: To provide a threshing device having a simplified structure and a facilitated fixing operation for a cover lid to a conveyer case in detachably fixing the cover lid opening/closing an opening formed on the lower side of the conveyer case.SOLUTION: A threshing device, in which an opening 53 is formed on the lower side of conveyer cases 45, 46, 50, 55 covering circumference of conveyer screw 32, 35, 36, 43 conveying a first or second product, and cover lids 56, 77 are mounted and fixed to cover the opening 53, includes: an engaging part 61 engaging one end side of the cover lid 56, 77 to the conveyer case 45, 46, 50, 55 side a fixing part 62 detachably fixing the other end of the cover lids 56, 77 to the conveyer case 45, 46, 50, 55 side and a retaining member 68 retaining the lid cover 56, 77 by supporting the lid cover 56, 77 in the state of releasing the fixing of the lid cover 56, 77 to the fixing part 62.COPYRIGHT: (C)2013,JPO&INPIT【課題】搬送ケース下方側に形成された開口部を開閉するカバー蓋を着脱自在に設けるあたり、構造が簡素化され且つカバー蓋の搬送ケースへの固定作業を容易に行うことができる脱穀装置を提供することを課題としている。【解決手段】一番物又は二番物を搬送する搬送ラセン32,35,36,43の周囲を覆う搬送ケース45,46,50,55の下方側に開口部53を形成し、該開口部53を塞ぐカバー蓋56,77を取付固定してなる脱穀装置において、前記カバー蓋56,77の一端側を搬送ケース45,46,50,55側に係合する係合部61と、カバー蓋56,77の他端側を搬送ケース45,46,50,55側に着脱可能に固定する固定部62とを設け、該カバー蓋56,77の固定部62への固定を解除した状態で、カバー蓋56,77を下支えすることにより、該カバー蓋56,77をその場に保持する保持部材68を設けた。【選択図】図4
