| 摘要 |
PURPOSE: A manufacturing device of tubular yarn is capable of applying to many strings having various colors without tangling, forming patterns with various colors in accordance with a form of a cam surface and manufacturing high-grade products. The manufacturing device is useful for yarn for hand-made, yarn for weaving, yarn for knitting and strings for shoes. CONSTITUTION: A manufacturing device of tubular yarn comprises: a main external tube(30) for fixing; spindle shaft(40) having a hollow part(41) in the center in the vertical direction and many sliding guide parts(42) on circumference to be inserted into the external tube(30), to be fitted to a driving shaft(39) and to be rotated; a needle(50) inserted into the sliding guide part(42), moved up and down and protruding toward a hook(54) and the sliding guide part(42); and an upper cam(80) and a lower cam(60) which are fixed to the external tube(30) in one body, containing cam surfaces(62)(72)(74)(82) inserted into the spindle shaft(40) and sliding move parts.
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