This overlock sewing machine is a kind of sewing machine. After the Industrial Revolution in the center of the 18th century, the large-scale production belonging to the textile industry promoted that invention and development belonging to the sewing machine. There is a document that this Germans registered a patent for sewing machines in britain in 1755, but there isn't any research evidence. In 1790, British woodworker Thomas Sainty very first invented the world's initial single-thread chain stitch hand sewing machine in making holes, threading, and sewing leather shoes. In 1841, French tailor B. Timonier (Barthelemy Thimonnier) (also translated seeing that Barthelemy Dimonnier) invented and also manufactured a chain stitch sewing machine that has a needle and a hook. In 1845, Elias Howe (also translated since Elias Howe) also individually invented the sewing device. In 1851, the U . s citizens mechanic I. M. Vocalist (also translated as Lechak Merritt Singer) formulated the lockstitch sewing machines and founded the Singer company. Sewing machines on this period were basically hand-cranked. Around 1859, Singer invented that pedal sewing machine. Once Thomas Edison invented this electric motor, in 1889, Vocalist invented the electric motor-driven stitching machine. Since then, an innovative era in the sewing machine industry is created.
Overlock sewing machines can also be called sidecars, side stitching machines, and bone autos, generally divided into 3 lines, four lines, and five lines. The main function is mostly to prevent the sewing from the garment from fuzzing. The overlock sewing machine work extremely well not only for hemming, but also for sewing T-shirts, sportswear, under garment, knitting and other material. Overlock sewing machine cutting and sewing might be carried out simultaneously, the stitch is being a mesh, and it is likewise suitable for elastic material.
Overlock stitches can be divided into single line, double thread, three line, four thread, five thread, etc.
1. Single-thread overlock can be a single-needle, one-thread stitch, that is certainly mainly used to sew the actual edges of blankets;
2. The double-thread overlock is often a single-needle double-thread stitch, that is certainly mainly used to sew components with large elasticity, including bottom edge of a new stretch shirt;
3. The three-thread overlock stitch may be a single-needle three-thread stitch, that is certainly a common stitch regarding ordinary knitted garments, specifically the stitching of a crowd of low-grade garment pieces;
FIVE. The four-thread overlock stitch is often a double-needle four-thread stitch. Balanced with the three-thread overlock stitch, any needle thread is added, and the strength will be improved. It is used regarding sewing the garment portions of higher-grade garments or endures more stretching and robust friction. Parts such while shoulder-fitting and sleeve-fitting, especially the sewing of outside garments;
5. The five-thread overlock stitch is usually a double-needle five-thread stitch, and also its stitch fastness along with production efficiency are further improved, and its elasticity is superior to four-thread overlock stitch. It is often used for stitching outerwear and trimming under garments.
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