Machine head device of claw cutter

The invention discloses a machine head device of a claw cutter. The machine head device comprises a cylinder, a frame plate, support rods, a cutter, guide rods, a cutter frame sleeve head, a limiting rod, a limiting connecting lock plate and a cutter frame, wherein the cylinder is arranged at the upper side of the frame plate; the support rods are respectively arranged at the four corners of the frame plate; the cutter frame is arranged at the lower side of the cylinder, and is connected with the cylinder through the cutter frame sleeve head; the guide rods are arranged at the four corners of the cutter frame, and upwards penetrate through the frame plate; the limiting connecting lock plate is arranged above the cutter frame sleeve head, and coats the lower side of the cylinder; the other end of the limiting connecting plate is in fixed coating with the limiting rod; the limiting rod upwards penetrates through the frame plate; and the cutter is arranged at the lower side of the cutter frame. The machine head device of the claw cutter has the following beneficial effects: the cutter bit fixation is realized by using the cutter frame and the cutter frame sleeve head; the blade replacement convenience is guaranteed; the use and maintenance costs are reduced; and the production efficiency is improved.