Sewing machine reverse sewing buffer gear
A buffer mechanism and sewing machine technology, applied in the field of buffer mechanism for reverse sewing of sewing machines, can solve problems such as precision drop, nut impact, loud noise, etc., and achieve the effects of reducing impact force, prolonging service life, and reducing noise.
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[0025] The present invention will be further described below with specific embodiment, see figure 1 -7:
[0026] The buffer mechanism for reverse sewing of the sewing machine includes a stitch length adjustment mechanism. The stitch length adjustment mechanism includes a feed adjustment shaft 1, and the feed adjustment shaft 1 is connected to one end of the feed swing rod 3 through the feed adjustment crank 2, and the other end of the feed swing rod 3 It is connected with the feed regulator 4, and the feed regulator 4 is set on the pin shaft 5 of the feed regulator. One side of the feed regulator 4 is provided with a feed adjustment distance knob 6, and the backstitch electromagnet 7 is arranged on the side of the feed adjustment shaft 1. The backstitch electromagnet 7 includes a shell 8 and a frame 9 arranged outside the shell 8, a coil is arranged inside the shell 8, an iron core 10 is inserted through the shell 8, and the head and the tail extend out of the frame 9 respecti...
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