Self-cleaning structure of laser cutting head

The utility model discloses a laser cutting head self-cleaning structure which comprises an annular plate, the lower end of the annular plate is connected with a cleaning ring in a rotating mode, the annular plate is provided with a driving piece used for driving the cleaning ring, two side brushes are arranged in the cleaning ring, a vertical plate is arranged between the side brushes and the cleaning ring, and the vertical plate is connected with the cleaning ring in a rotating mode. The vertical plate is fixedly connected with the cleaning ring through a telescopic part, the cleaning ring is fixedly connected with the side brush through a connecting rod, the lower end of the side brush is rotationally connected with a bevel edge brush, the cleaning ring is provided with an adjusting mechanism used for adjusting the bevel edge brush, and the annular plate is provided with a fixing mechanism fixed to a laser cutting head. According to the nozzle cleaning device, the nozzle can be cleaned comprehensively, and