| 摘要 |
PURPOSE: Provided is a transferring device of a sewed material on a sewing machine which is characterized by an exact and convenient sewing operation of the sewed materials having different lengths of stitched parts in an upper sewed material with a curved line and a lower sewed material with a straight line. CONSTITUTION: The transferring device of the sewed material is comprised of: two step motors(10)(20) rotated by a pulse generator(41) at intervals; an upper transferring device(5) and a lower transferring device(6) transferring the upper sewed material and the lower sewed material by the step motors, and transmitting rotatory force by revolving belts(55)(66); the belts(55)(66) winding on pulleys(50)(51)(54)(60)(61) and many guide rollers(52)(62), and revolving; (the transferring device of the upper sewed material) the second pulley(51) having a smaller diameter than the diameter of the first pulley(50) which is formed on one side of the first pulley(50); the first pulley(50) connecting a rotating shaft of the step motor(10), and rotating; and the first belt(55) and the second belt(56) which are wound on each pulley(50)(51), transferring the upper sewed material.
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