Working Principle Of Sewing Machine With Button Buttons

　　 Working principle of sewing machine with button buttons

　　 Button sewing machine type

Sewing machines with staple buttons can be divided into two categories: single line chain trace and double line lock stitch. Double thread lock thread stitch button sewing machine is often used to replace shuttle threads because of its frequent operation. Single thread chain stitch buttons button sewing machine sewing buttons do not need to change sutures, high efficiency, so it is widely used. It also has two types of organic needle swing type and new clip swing type. The former is mainly swinging around the machine needle when sewing buttons, the latter is the movement of the needle only up and down, and the swing of the pin is swinging from side to side. Because of its durable structure and low noise, the machine needle swinging type will not cause the operator's eyesight fatigue due to the swinging of buttons and clothes, and the production efficiency is relatively high, which is widely adopted by sewing factories.

The form of sewing buttons

The form of sewing buttons is as follows: double hole or four hole flat buttons, suitable for nail buttons of soft and thin materials such as men's shirts, knitwear, underwear, etc. the diameter of such buttons is small, and the buttons around it are suitable for heavy buttons such as coats, Western-style clothes, raincoats and so on. The diameter of such buttons is large, and the handle with buttons or metal rings is suitable for military uniform, uniform, identification buttons, etc. In addition, the button sewing machine can also be used for sewing buttons and labels.

The size of buttons is represented by the outer diameter of buttons in China. Lenny (Ligne) as a unit of measurement for button size. 1 Lenny is equal to 0.635mm, for example, the usual 18 Lenny button for men's shirts is 11.4mm. Generally, the button range for sewing buttons is 9 to 26mm in diameter.

The seams and stitches of sewing buttons are of "ten" and "Z" type, and the specified no crossover type. The number of stitches is 6, 12 and 24, 8, 16 and 24, respectively, and the number of stitches specified.

Button sewing machine Working principle

The sewing machine with buttons and buttons is highly automated. The operator only needs to fit buttons. After fixing the button position, the sewing machine can automatically carry on the stitches, and the sewing machine automatically stops and cuts off the thread ends after stepping down the control board. The automatic button sewing machine is equipped with an automatic button up device. The working process of sewing pin "20" (16 stitches) and 4 holes flat buttons is: when the nail buttons start, the machine needle first sets a right and left swing in front of the front button, and from first pins to ninth stitches, buttons and sewing materials are fixed, and after ninth pins, the buttons move longitudinally along the seam to form a crossover 9 to 10. Then, the machine needle is swinging from one pair of holes in the back row to the left and right, and from tenth needles to eighteenth pins. Finally, the machine needle punctures the two needle in the hole on the right side, namely, "two" and "two" to tighten stitches. GJ4-2 button button sewing machine After the twentieth needle, the machine stops automatically, and the button is moved back to the original position with the sewing material. When the new clip is lifted out of the sewing material, the suture is cut off by the secant knife or the automatic thread cutter to complete the nail button action.