Industrial-use sewing machine structure with transverse tube-shaped needle plate base for making high-speed herringbone stitch

摘要

The invention herein relating to an industrial-use sewing machine structure with transverse tube-shaped needle plate base for making high-speed herringbone stitch mainly consists of a structure of a horizontally oriented and vertically extended transverse tube-shaped fabric feed needle plate base disposed below the needle holder of the sewing machine and, furthermore, a drive mechanism with the drive revolving shuttle and the fabric feed tooth plate situated in the interior section for making variation in the type of stitch along with the style of the pattern cam of the sewing machine main body and for wider applications on sewing the objects being processed in the forms of tube, ring or arc, and is capable of not only increasing the sturdier sewing and attractive appearance of the objects being processed by making the variations of the herringbone stitches, but also enhancing the product quality and added value of the productivity of sewing machines in this category.