Discharging mechanism of screw cold header

The utility model discloses a discharging mechanism of a screw cold header, which comprises a shell, the upper end of the shell is fixedly connected with a receiving hopper used for discharging of the screw cold header, the lower end in the shell is provided with a damper, the shell is fixedly connected with a spring close to the outer side of the damper, the extension end of the damper and the upper end of the spring are fixedly connected with buffer blocks, and the buffer blocks are fixedly connected with the lower end of the shell. A motor is arranged on the outer side of the shell, gear assemblies are arranged at the two ends of the inner side of the shell, and a conveying belt assembly is connected to the position, close to the inner end of the shell, of a driven gear in each gear assembly. According to the discharging mechanism of the screw cold header, in the screw conveying process of the conveying belt assembly, a driven gear in the gear assembly drives a cleaning brush to do reciprocating motion in