Types and Selection Methods of Sewing Machine Needles

Prima

Release time:

2024-05-21

The sewing machine needle is one of the most basic accessories in garment processing enterprises, and it needs to be replaced every day or even a few hours. However, even this small needle is very knowledgeable when it is selected. Improper selection of the needle will cause damage to the fabric or frequent needle breakage and needle skipping.

At present, the sewing machine needles sold on the market mainly include German blue lion machine needles and Japanese organ machine needles. There are many types of machine needles. When selecting machine needles, the main types of factors that distinguish between machine needles are the following three points:

1. Device Type

Take the blue lion machine needle as an example, in which the words "UY 128" indicate that this kind of machine needle is suitable for embedded clamping machine. The needle type corresponding to the flat sewing machine is "DBX1", the overlock sewing machine is "DCX1", the buttonhole machine is "DOX5", the flat buckle nailing machine is "TQX1", and the vertical buckle nailing machine is "TQX7". In addition, there are many different types of machines corresponding to the needle type, in short, the selection of the needle first according to the type of sewing equipment to choose. Type to choose.

2. tip shape

The second factor in the selection of the needle is the shape of the needle tip, and the needle tip models of different brands are different. Generally, woven thick fabrics choose sharp needles, knitted fabrics choose round needles, and the larger the knitted mesh, the larger the round head, so as to avoid hooking.

The point of the needle of the Japanese organ machine is expressed as follows:

(1)S round head, small round head, suitable for light and thin fabrics with high count;

(2)J round head, ordinary small round head, slightly larger than S round head, applied to ordinary fabrics, the needle is 1/10 of the thickness of the needle rod;

(3)Q round head, special small round head, is the smallest round head needle in organ machine, suitable for overlock sewing and embroidery;

(4)B round head, medium round head and needle are 1/5 of the thickness of needle rod, suitable for low count knitted fabrics;

(5)U round head, big round head, needle is 1/3 of the needle bar thickness, suitable for mesh fabric sewing;

(6)Y round head, extra large round head, needle is 1/2 of the needle bar thickness, suitable for sewing special knitted fabrics with large mesh.

In addition to pointed and round needle tips, there are some special needle tip shapes such as "straight cutting knife (LL) and oblique cutting knife (LR) needle tips, which are suitable for sewing leather goods and can cut needle holes in the fabric.

3. Pin No.

Even on the same sewing equipment, different fabrics should be sewn with different needles. Practical experience tells us: thin fabric selection of needle number is small, thick fabric selection of needle number. This is mainly due to the different needle sizes, which represent different needle lengths and diameters. Thick fabrics require longer and thicker needles, while thin fabrics require thinner and shorter needles.

The needle number of the needle and the applicable general fabric type are as follows:

Needle number (size) needle body diameter (NM) applicable fabric type

9, 10; 65, 70 Tulle, fine fine fine cloth, taffeta, fine linen

11, 12 ;75, 80 Wrought fabric, thin linen, thin quilt, linen

13, 14;85, 90 Coarse, khaki, women's clothes, velvet, flannel, top pile, denim

15, 18;95-110 Tweed, brushed fabric, plush, coated cloth, canvas, thick cotton, corduroy

19-21;100-120 tent cloth, waterproof cloth, wool cloth, thick flannel cloth, coat cloth, resin treated fabric

Machine needles of different needle sizes, in addition to the difference in the thickness of the needle, the size of the needle hole and the length of the needle groove are also different, so there is a certain matching relationship in the selection of sewing thread.