Melt spinning machine driven by high-pressure gas as power

The utility model discloses a melt spinning machine driven by high-pressure gas as power, which comprises a melt cylinder, a cylinder upper cover fixed at the top of the melt cylinder, a sealing connector detachably connected between the melt cylinder and the cylinder upper cover, a valve arranged at the bottom of the melt cylinder and a spinning component arranged at the bottom of the valve. The high-temperature gas outlet pipe, the high-pressure gas inlet pipe and the feeding port are arranged on the charging barrel upper cover and communicated with the interior of the melting barrel, the upper portion of the valve rod assembly is arranged on the charging barrel upper cover in a sliding sealing and sleeving mode, and the lower portion of the valve rod assembly is matched with opening and closing of the valve. A temperature measuring assembly is arranged in the valve rod assembly. By means of the scheme, the melt spinning device has the advantages of being simple in structure, high in spinning efficiency, re