Warp supply device for loom

A warp supply device for a loom including;

• reels on each of which a tape-shaped flat yarn as a warp yarn is wound in line;
• and a creel device including a plurality of support shafts for supporting the reels, in the creel device a same number of the reels as a number of the warp yarns to be used for weaving in the loom is mounted on the plurality of support shafts, the warp supply device comprising:
• a plurality of support mechanisms provided to be attachable and detachable with respect to the creel device, the plurality of support mechanisms each configured to support a predetermined set number of the reels, the predetermined set number being two or more, wherein
• each of the plurality of support mechanisms includes:
• a bearing part having a pipe shape and a through hole into which the support shaft is fitted and inserted, the bearing part configured to support the set number of reels such that each reel can rotate individually;
• and
• a regulating part configured to regulate positions of the reels in an axis line direction of the bearing part.