PROBLEM TO BE SOLVED: To improve the operability of the operation lever for a grass divider, and to form the operation lever compactly in the narrow scope of a transfer operation range.SOLUTION: A grass divider (10) is composed to be able to switch a grass dividing action posture position and a storage posture position by the operation lever (12), the left side end of a supporting frame (17) is connected to the back of a support arm (31) extended from the lower and upper direction intermediate part of a drive transmission column support (30) for the drive transmission of a grain culm raising device (4) to the backward, the supporting frame (17) is disposed in a state to step over the upper side of a grain culm transportation passage (9) in the right and left direction, a culm body detection sensor (15) for threshing depth control is suspended from the upper side of the grain culm transportation passage (9), and a lever supporting member (18) that has a supporting shaft (11) is disposed to project forward to the site that becomes drivers seat (8) side to the installation position of the culm body detection sensor (15) at a position coming near to a drivers seat (8) side from the right and left direction central part in the supporting frame (17).COPYRIGHT: (C)2013,JPO&INPIT【課題】分草ガイド用の操作レバーの操作性を向上させ、この操作レバーの移動操作範囲を狭い範囲にコンパクトに形成する。【解決手段】操作レバー(12)によって分草ガイド(10)を分草作用姿勢位置と格納姿勢位置とに切り替え可能に構成し、穀稈引起し装置(4)伝動用の伝動支柱(30)の上下方向中間部から後方に延設した支持アーム(31)の後部に支持フレーム(17)の左側端部を連結し、支持フレーム(17)を穀稈搬送通路(9)の上方を左右方向に跨いだ状態で取り付け、扱深さ制御用の稈身検出センサ(15)を、穀稈搬送通路(9)の上方から垂下し、支持フレーム(17)における左右方向中央部よりも運転席(8)側に寄った部位であって、稈身検出センサ(15)の設置位置に対して運転席(8)側となる部位に、支持軸(11)を有するレバー支持部(18)を前方へ突出させて設ける。【選択図】図1
