Handheld sewing machine with shuttle bottom threads and movement mode thereof

Abstract

The invention discloses a handheld sewing machine with shuttle bottom threads and a movement mode thereof. The handheld sewing machine comprises a linkage mechanism, a base and a press beam. One end of the press beam is provided with a sewing machine needle which is fixed by screwing in a needle fixing bolt, the side face of the press beam is provided with a thread adjustment button which is connected with a thread wheel in the press beam, the abdomen part of the press beam is connected with one end of a compression spring, the other end of the compression spring is connected with the base, the press beam is clamped to a base insertion shaft to be hinged, the base is internally provided with the linkage mechanism which is connected with the press beam, and the press beam is fixedly connected with a presser foot. According to the movement mode of the handheld sewing machine, the press beam drives the linkage beam. The handheld sewing machine adopts an up-down double-thread mode and is flexible to operate, good in sewing effect and convenient to carry.

Description

technical field [0001] The invention belongs to the technical field of machinery, and in particular relates to a hand-held sewing machine with a shuttle bobbin thread, and also relates to the movement mode of the sewing machine. Background technique [0002] Sewing machine is the most basic sewing equipment in clothing production, and it is used in the production of almost all clothing products. Sewing machine mainly uses one or more sewing threads to form one or more stitches on the sewing material, so that one or more layers of sewing materials are interwoven or stitched together. Sewing machines are mainly used in clothing, luggage, leather, shoemaking and other industries. They can also sew fabrics, plastics, paper and other products such as cotton, hemp, silk, wool, and artificial fibers. With the simplest stitches, they can sew neat and beautiful , Uniform, flat and firm stitches, fast sewing speed, easy operation, easy to understand. [0003] At present, in the sewi...

AI Technical Summary

Problems solved by technology

The stitches of single-thread sewing are in the form of chain sleeves, and once they come out of the thread ends, they are easily separated, which is the biggest disadvantage of single-thread sewing

In addition, during the operation of these manual miniature sewing machines, some operations are not flexible, often jammed threads, and the sewing effect is rough.

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