Polyethylene fiber spinning unit

The utility model provides a polyethylene fiber spinning unit, relates to the technical field of spinning equipment for polyethylene fibers, and aims to solve the problems that an existing spinning flat plate is inconvenient to replace, and a worker cannot conveniently find a spinning flat plate with a proper size. The spinning assembly is mounted on the left side of the mounting assembly; the connecting assembly is mounted on the mounting assembly and the spinning assembly; the number of the installation supporting frames is two, and the two installation supporting frames are each provided with two bolt installation holes. The circular hollow cylinder is welded to the tops of the two mounting supporting frames. The molten material feeding pipe is welded to the top of the circular hollow cylinder; a sealing cover is in threaded connection with the right side of the circular hollow cylinder; according to the spinning plate, when a worker pulls the two connecting limiting blocks upwards and then rotates the two