The bottom line is drawn to the needle plate and cut to the appropriate length, and the bottom line is maintained as the tension of the cut, can reliably carry out the bottom line and the proper winding of the surface line. The product consists of a bottom plate and a bottom guide part, which is assembled on the bottom surface of the needle plate and has a guide gap for guiding the bottom line. The bottom Guide unit forms a guide groove that guides the bottom line from the base line, and is provided with a cutting edge that cuts the bottom line along the guide Groove to the terminal position of the guide slot to the appropriate length. The bottom guide part is configured to be fastened to the bottom plate and is provided with a clamping part in the guide groove that holds the bottom end to maintain the state of the bottom line.
Maintenance of sewing machines should also pay attention to the following points:
1. After the work, the machine needle into the pinhole plate, lift the foot, but also with the hood cover nose to prevent dust intrusion.
2. Start work, first check the main parts, step up the severity of the situation, there is no special sound, machine needle is normal and so on, such as abnormal phenomenon, should be timely maintenance.