Patent ID: 6173480
Filing Date: 2001-01-16
Classification: D02H

Abstract:
An electronically controlled sample warper for automatically exchanging yarns and winding the yarns in accordance with a preset yarn order, said warper comprising:a warper drum;a plurality of yarn introduction means each rotatably mounted to a side surface of said warper drum for winding a yarn on said warper drum;a yarn introduction member arranged at a distal end of each of said yarn introduction means for holding a yarn;a plurality of yarn selection guides, arranged in one end portion of a base for supporting said warper drum in correspondence to said yarn introduction means, each said yarn selection guide being pivotally moved to protrude to a yarn exchange position when a yarn is exchanged and pivotally moved to retract to a standby position when a yarn is accommodated, wherein yarns are passed between said yarn introduction means and said yarn selection guides;a fixed creel supporting a plurality of bobbins around which different kinds and/or the same kind of yarns are wound, said fixed creel being positioned adjacent corresponding ones of said plurality of yarn selection guides;a rotary creel supporting a plurality of bobbins around which different kinds and/or the same kind of yarns are wound, said rotary creel being positioned adjacent corresponding ones of said plurality of yarn selection guides; andmeans for, when a warping operation is started, determining whether said fixed creel or said rotary creel is used in accordance with preset pattern data, and controlling said fixed creel or said rotary creel to be selectively used in alternation in accordance with said pattern data.