To provide a combine capable of effectively preventing a temperature rise of an internal quality measuring device while placing an internal quality measuring device at a front portion of a grain tank.SOLUTION: The cooling fan is provided with a cooling fan for supplying the engine cooling wind in the lateral inward direction of the traveling machine body, and a grain tank 10 disposed in the rear of the engine. The measurement room 70 is opened in the front portion of the grain tank 10 in the frontward direction of the traveling machine body, and the internal quality measuring device 40 for measuring the internal quality of the grain is arranged in the measurement room 70. The internal quality measuring device 40 is provided with a housing 74 for housing the detecting portion and the measuring control portion, and the housing 74 is provided with a suction port 76 capable of introducing control portion cooling air for cooling the measurement control portion, a control portion cooling wind And a possible outlet 77. A suction port 76 is provided in a portion of the housing 74 close to the lateral side of the traveling machine body.(FIG.【課題】内部品質計測装置を穀粒タンクの前部に配備しながら、内部品質計測装置の温度上昇を効果的に防止できるコンバインを提供する。【解決手段】エンジン冷却風を走行機体横内向きに供給する冷却ファンと、エンジンの後方に配備された穀粒タンク10とを備えている。穀粒タンク10の前部に、走行機体前方向きに開放された状態の計測室70を備え、穀粒の内部品質を計測する内部品質計測装置40を計測室70に配備してある。内部品質計測装置40に、検出部及び計測制御部を収容するハウジング74を備え、ハウジング74に、計測制御部を冷却する制御部冷却風を導入可能な吸引口76と、制御部冷却風を排出可能な排出口77とを備えてある。吸引口76をハウジング74のうちの走行機体横外側寄りの部位に備えてある。【選択図】図3
