Sewing machine also known as side sewing machine, edge machine, and bone car, generally divided into three lines, four lines, five lines. The main function is to prevent the sewing head from getting hairy. The sewing machine can not only be used for edge binding, but also used to sew T-shirt, sportswear, underwear, knitting and other fabrics. Sewing machine cutting and sewing can be carried out simultaneously, the thread trace is like mesh, also suitable for elastic fabrics.
The stitching can be divided into single line, double line, three thread, four thread, five thread and six thread.
1. Single line sewing is a single needle and a thread trace, mainly used to sew the edge of blanket; overlock machine
2. Double line sewing is a single needle double line trace, mainly used to sew the elastic parts such as the bottom of elastic sweater;
3. The three thread sewing is a single needle and three thread trace, which is commonly used in general knitting clothing, especially for some low-grade clothing pieces;
4. Four thread sewing is a double needle four thread trace, which increases one needle line than the three-wire sewing, and the strength is improved. It is used for sewing or stretching the garment pieces of high-grade clothing, and the parts with strong friction such as shoulder and sleeve, especially the sewing of coat;
5. The five thread sewing is a double needle five thread trace, which has the advantages of further improvement of fastness and production efficiency, and better elasticity than four thread stitching, and is commonly used in the sewing of coat and mending underwear.
According to the statistics of the State Intellectual Property Office, in 2020, a total of 7326 patents (subject to the announcement date, the same below) were applied for in China's sewing machinery industry, with a year-on-year growth of 29.77%, including 1860 invention patents, accounting for 25.39%, 4444 utility model patents, accounting for 60.66%, and 1022 design patents (including textile machinery products), accounting for 13.95%, 518 new authorized invention patents were added. During the "13th five-year-plan" period, the number of patent applications in the sewing machinery industry reached 25835, an increase of 60.95% compared with the "12th Five Year Plan", including 7777 invention patents, an increase of 82%. The ratio of average R & D investment to total sales of enterprises has exceeded 4%. Some backbone enterprises have applied for more than 100 pieces in a single year. The industry's intellectual property achievements are remarkable, and its innovation ability has been significantly enhanced. They have mastered a number of key technologies that have an overall impact on the overall improvement of the industry's competitiveness, providing surging power for drawing the grand blueprint of the industry in the 14th five-year-plan.
On March 30, 2021, the examination and approval meeting of 13 light industry standards, including "computer controlled multi head quilting machine for industrial sewing machine" organized by the National Sewing Machinery Standardization Technical Committee, was successfully held in Taizhou. More
On March 26, 2021, the national professional standard examination and approval meeting for sewing machinery assembly and debugging workers was successfully held in China Light Industry Federation. Jia Chengqian, head of the Standards Department of the vocational skill appraisal center of the
On March 31, the National Technical Committee of sewing machinery standardization held a special training to publicize and interpret the system of GB 1.1-2020 and "leader". More than 60 committee members attended the meeting, and Lin Jianlong, vice president of China Sewing Machinery Association,
After the end of the National Day holiday, suddenly found that the market has become unfamiliar, before the festival is still a dead scene, after the festival has become hot.
Sewing machine also known as side sewing machine, edge machine, and bone car, generally divided into three lines, four lines, five lines. The main function is to prevent the sewing head from getting hairy. The sewing machine can not only be used for edge binding, but also used to sew T-shirt,