Powder spraying and discharging mechanism

The utility model discloses a powder spraying and discharging mechanism which comprises a powder box, a base is fixedly installed at the bottom of the powder box, an air guide frame is fixedly installed at the bottom of an inner cavity of the powder box, and a plurality of air outlet holes are formed in the top of the air guide frame. A motor drives a second rotating rod to rotate, the second rotating rod rotates to drive a transmission wheel to rotate, the transmission wheel rotates to drive a first rotating rod to rotate through a transmission belt, and the first rotating rod rotates to drive a plurality of scattering blades to rotate, so that the effect of scattering powder in the powder box is achieved, and the powder is more uniform when entering a conveying pipe; and the first rotating rod rotates to drive a first gear to rotate, the first gear rotates to drive a powder outlet pipe to rotate by being meshed with a second gear, the powder outlet pipe rotates to drive a powder outlet disc to rotate, the p