Patent ID: 6705852
Filing Date: 2004-03-16
Classification: D01D

Abstract:
A melt spinning apparatus comprising:a spinning unit disposing a spinning plate having a plurality of nozzles and a cooling device disposed below said spinning plate, wherein the nozzles of said spinning plate are arranged annular in at least one circle, and a cylindrical filter is disposed at an exit of a cooling wind in said cooling device so as to enclose around a spun yarn discharged from said spinning plate, the annular diameter of said at least one circle being from no less than 0.6 times to one time of the internal diameter of said cylindrical filter, and the flow velocity of the cooling wind blown from said cylindrical filter being distributed gradually higher according to the downstream of the spun yarn, and wherein a plurality of rectifying vanes are arranged on an inner wall of said cylindrical flow guide to extend radially toward the center of said cylindrical filter and at intervals in the circumferential direction on said inner wall.