Warp yarn supply device for weaving machine

The utility model relates to a warp yarn supply device for a weaving machine. The warp yarn supply device for the weaving machine comprises reels for winding strip-shaped flat yarns serving as warp yarns into a row, wherein the reels are arranged on a bobbin creel device, and the number of the reels is the same as the number of the warp yarns used for weaving of the weaving machine. The utility model provides a warp yarn supply device for a weaving machine, wherein the warp yarn supply device can replace a reel more easily in a shorter time compared with an existing device. The warp yarn supply device is characterized in that the warp yarn supply device is provided with a plurality of supporting mechanisms which can be detachably arranged relative to the bobbin creel device and are used for supporting more than two preset reels; each of the support mechanisms includes a shaft-shaped support portion that supports a set number of reels so that the reels can rotate independently, and a restricting portion that r