A bean roaster device comprises a cylinder unit, a heat lamp unit and an exhaust unit. The cylinder unit comprises a base, a roller installed in the interior of the base and having a space, and a rotating means installed in one side of the base. The heat lamp unit comprises a positioning base connected to the base, one or a plurality of heating tube connected to the positioning base and inserted into the corresponding space, and a wind pipe installed on the outside of the heating tube to guide the air into the space of the roller. The exhaust unit comprises an air guide portion connected to the space of the roller, and a blower installed in one side of the air guide portion so as to provide a negative pressure to the space through the air guide portion.一種烘豆機裝置,包含有一滾筒機組、一加熱燈組、以及一排氣機組。該滾筒機組包含有一基座,一樞設於該基座內部並具有一容置空間的滾筒,以及一設置於該基座一側的旋轉裝置。該加熱燈組包含有一結合於該基座的定位座,一或複數個一端結合於該定位座上並對應探入於該容置空間內的加熱燈管,以及一設置於該加熱燈管外側並將空氣引導至該滾筒容置空間的進風管。該排氣機組係設置於該基座的一側,該排氣機組包含有一連通於該滾筒容置空間的導風部,以及一設置於該導風部一側藉由該導風部對該滾筒容置空間提供一負壓的抽風機。100‧‧‧烘豆機裝置10‧‧‧滾筒機組11‧‧‧基座12‧‧‧滾筒容置空間13‧‧‧滾筒14‧‧‧旋轉裝置16‧‧‧出料部20‧‧‧加熱燈組30‧‧‧排氣機組31‧‧‧導風部311‧‧‧抽風口312‧‧‧抽風管32‧‧‧抽風機
