| 摘要 |
PROBLEM TO BE SOLVED: To efficiently feed a belt loop to the sewing location by providing a bending shaft moving track control means which controls a pair of bending shafts of a loop feeding means in such a manner that the moving track for going out to the sewing location and the moving track for coming back, which separates from the sewing location, of the bending shafts may be different. SOLUTION: This belt loop sewing machine is used to sew belt loops to a sewn article such as jeans, and is equipped with a belt loop feeding device. The belt loop feeding device has a tape material feeding means 32, a tape material cutting means, and a loop feeding means or the like. The loop feeding means 35 bends both end parts of a belt loop to the central side, and feeds the belt loop to the sewing location, and has a pair of front and rear bending shafts 200. Then, in order to control the bending shafts 200 in such a manner that the moving track for going out to the sewing location, and the moving track for coming back, which separates from the sewing location, may be different, a bending shaft moving track control means including a cam body 221 and a cam location control part, is provided.
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