Chemical fiber spinning assembly

The utility model discloses a chemical fiber spinning assembly. According to the technical scheme, the chemical fiber spinning assembly is characterized in that the chemical fiber spinning assembly comprises a spinning assembly body, the spinning assembly body comprises a main assembly body, an assembly connector, an annular nut, an overflow cover, a filtering device, a diffusion plate, a guide plate and a spinneret plate, wherein the overflow cover, the filtering device, the diffusion plate, the guide plate and the spinneret plate are sequentially arranged in the main assembly body. A heating sleeve is detachably arranged on the main assembly body, the cross section of the heating sleeve is annular, a heating assembly is arranged in the heating sleeve, the inner portion of the heating sleeve is hollowed out to form a coil-pipe-shaped flow channel, the flow channel is evenly distributed in the heating sleeve in the circumferential direction, one side, corresponding to the ground, of the heating sleeve is provided with a heating medium inlet communicated with the flow channel, and the other side, corresponding to the ground, of the heating sleeve is provided with a heating medium outlet communicated with the flow channel. The chemical fiber spinning assembly is provided with the heating sleeve, therefore, flux can be effectively prevented from splitting, yellowing and turning dark, and black yarn is prevented from being produced from the spinneret plate.