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Double needle sewing machine -- a method to solve the problem of splitting thread

2017-01-16

Double needle sewing machine is an indispensable sewing equipment in the clothing industry. Its stitches are beautiful and generous, and it can sew a variety of sewing materials. Moreover, double needle sewing machine is absolutely superior to flat sewing machine in mass production activities. Therefore, producers prefer to use double needle sewing machine.

The performance of double needle sewing machine is very advantageous, but in the high-performance sewing machine equipment, it can not avoid the occurrence of faults, such as the problem of splitting and breaking the thread of double needle sewing machine.

Due to the structural reasons of double needle sewing machine, the ideal thread is right twist for left needle and right twist for right needle. However, in actual use, it is difficult to use right twist for left needle and left twist for right needle. Most users choose left twist, which is not good for the left needle of double needle sewing machine. In the process of sewing, it is easy to cause loose twist of the suture, resulting in splitting when spinning the shuttle to hook the thread It's one strand of broken wire, and then it's all broken.

To solve this problem of double needle sewing machine, it is very simple to change the needle to be thicker, lower the tension of the bottom and surface thread, install the needle hole more obliquely, make the left-hand hook time faster, and adjust the plane clearance between the left-hand hook point and the machine needle concave to - 0.05mm, so that the hook point and the machine needle slightly contact, so that when the machine needle and thread ring are not completely formed, the hook point can hook the surface thread reliably. Changshu sewing equipment


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