Pipeline adjusting device of ensilage machine

The utility model discloses an ensilage machine pipeline adjusting device which comprises a first pipeline and a second pipeline, the top of the outer side wall of the first pipeline is sleeved with a bottom plate, a U-shaped plate is fixed to the top of the bottom plate, the top end of the first pipeline is hinged to the bottom end of the second pipeline through a first pin shaft, the first pin shaft is connected with an attaching plate, and the attaching plate is fixed to the bottom end of the first pipeline. A hydraulic cylinder is arranged between the first pipeline and the second pipeline, the upper end and the lower end of the hydraulic cylinder are connected with the second pipeline and the first pipeline in a hinged mode through a second hinged support and a first hinged support respectively, a through groove is formed in the side, away from the first pin shaft, of the U-shaped plate, and a groove plate is hinged to the position of the through groove through the second pin shaft. The U-shaped plate, t