PROBLEM TO BE SOLVED: To provide a thresher structure for a whole culm input type combine that can improve threshing performance and grain recovery efficiency.SOLUTION: In the thresher structure for a whole culm input type combine including a threshing cylinder 16 that is rotatably driven about a spindle 15 installed along a direction transporting threshed grain culm, as fulcrum, to provide threshing treatment with respect to the threshed grain culm supplied to a threshing chamber 14, the threshing cylinder 16 is constituted of: a body component member 47 constituting the body part thereof; and multiple threshing teeth 48 projecting outward from the body component member 47.SELECTED DRAWING: Figure 3【課題】脱穀性能や穀粒回収効率の向上を図ることができる全稈投入型コンバインの脱穀構造を提供する。【解決手段】刈取穀稈の搬送方向に沿って架設した支軸15を支点にして回転駆動されることで、扱室14に供給された刈取穀稈に対して脱穀処理を施す扱胴16を備えた全稈投入型コンバインの脱穀構造において、扱胴16を、その本体部分を構成する本体構成部材47と、その本体構成部材47から外方に向けて突出する複数の扱歯48とから構成してある。【選択図】図3