Discharging pressure adjusting mechanism for discharging pipe of mixing machine

The utility model relates to the technical field of gypsum, in particular to a discharging pressure adjusting mechanism for a discharging pipe of a mixing machine, which comprises a mixing machine body, a feeding pipe is fixedly mounted on the surface of the mixing machine body, a discharging pipe body is fixedly mounted on the surface of one side, far away from the feeding pipe, of the mixing machine body, and an adjustable discharging mechanism is arranged in the discharging pipe body. The adjustable discharging mechanism comprises a cylinder and further comprises a containing groove, a rotating rod, a discharging plate, gears, a circular ring and an annular rack, the circular ring is rotated, so that the annular rack rotates on a disc and is meshed with each gear, the gears drive the rotating rod to rotate in the containing groove, and when the angle of the discharging plate is increased or decreased, the discharging plate is driven by the gears to rotate in the containing groove. When materials are discha