国产精品久久久久久久久免费看,久久久精品在线,国产精品久久久久久免费,午夜精品久久久久久久99,综合精品久久,花房姑娘免费全集,日韩精品久久久久久免费

call anytime

135 1576 7513

call anytime

135 1576 7513

news

home - news

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.

Other news

开江县| 双城市| 凤城市| 古蔺县| 古蔺县| 北辰区| 永善县| 抚松县| 五台县| 南城县| 邵阳市| 化州市| 定结县| 二连浩特市| 北川| 惠来县| 京山县| 镇赉县| 井陉县| 嘉祥县| 福鼎市| 仙桃市| 五寨县| 阳泉市| 奇台县| 武乡县| 茌平县| 莒南县| 遵化市| 拉萨市| 若尔盖县| 体育| 田阳县| 商河县| 万全县| 德庆县| 湖南省| 江孜县| 隆安县| 固安县| 贵阳市|