| 摘要 |
<p>The invention provides a looper mechanism used in polychrome computerized embroidery machine, which has the simple structure and is easy to manufacture and assemble. The looper mechanism has a looper chamber, on which provided the driving gear, on one side of the looper chamber there is provided a guide for the looper seat, and the looper seat is provided on the guide, there are several looping sleeves longitudinally provided on the looper seat, and the looping sleeve is composed of the head region and the axial region, on the outside of head region of the looping sleeve there is a convex body, which is able to engage with the driving gear, in the axial direction of the looping sleeve there is a thread passing hole, characterized in that the head region of the looping sleeve is a integral conoid, the thread outgoing hole on the upside of which is deflected from the center of the upside, in the center of which there is a needle location hole, and on the side of which there is a chip removing hole, which is communicated with the needle location hole. It can also provide a metallic sleeve in the driving gear to improve the firmness of the coupling.</p> |
