Laser cutting head protection device

The utility model discloses a laser cutting head protection device, which relates to the technical field of laser cutting and comprises a lifting column, the bottom surface of the lifting column is fixedly connected with a cutting head body, the outer surface of the lifting column is slidably connected with a protection shell, an adjusting mechanism is arranged outside the lifting column, and a dust removal mechanism is arranged outside the protection shell. A dust collection outer box is arranged on the lower left portion of the protective shell, a cover plate is arranged above the dust collection outer box, a dust collection inner box is arranged in the dust collection outer box, the adjusting mechanism comprises a mounting plate, the interior of the mounting plate is slidably connected with the outer surface of the lifting column, and two symmetrical fixing blocks are fixedly connected to the upper surface of the mounting plate. When materials to be cut are uneven, the position of the protective shell can