Machine head of PE (polyethylene) heat shrinkage film blow molding machine

The utility model discloses a PE heat shrink film blow molding machine head which comprises a machine head body, an annular water cooler is fixedly connected to the surface position of the bottom of the machine head body, an outer cylinder is fixedly connected to the surface position of the outer wall of the machine head body, and an inner cylinder penetrates through and is fixedly connected to the surface position of the top of the outer cylinder. And a hole is formed in the middle of the left side of the outer wall of the machine head and is fixedly connected with a conical guide cylinder. According to the feeding device, the whole device is rotated by 180 degrees firstly, heated materials are fed into the material storage channel in the material storage barrel through the material inlet, the servo motor is started, the output end of the servo motor rotates to drive the feeding screw to rotate, and therefore feeding is conducted, the materials enter the conical material guide barrel through the feeding scre