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Working principle of rotary shuttle
The rotary shuttle is an important part of the sewing machine. In the sewing equipment, the sewing machine with lock stitch is common. Most of these sewing machines use a rotary shuttle to hook the thread loop with its tip, while expanding the thread loop and guiding the thread loop around the spindle to form a lock stitch.
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Operation points of sewing machine
The tension of the thread: The tightness of the thread is an important aspect of successful sewing. Improper adjustment will cause thread breakage, needle skipping and lacerating the bag. Relax the tension regulator of heavy material (such as gunny bag) thread slightly; tighten the thread tension regulator of light material; adjust the feed rate of thread according to the difference of needle pitch and bag thickness; when adjusting the tightness of needle thread, adjust the tightness of looper thread accordingly.
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Portable sewing machine new machine use
Now the packaging industry for a variety of automation machinery and equipment launched very much, portable sewing machine is one of the more simple and good effect. After the new purchase of the hand sewing machine, there are some things to pay attention to when the hand-held sealing machine can have a longer service life and a better experience.
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What are the operating precautions of the sewing machine?
When the material is not good or the vacuumizing effect is not good, the operator should try to reduce the height of the material in the bag to avoid the material escaping from the blocking photoelectric switch during sewing, causing the sewing machine to idle or the bag to be stuck between the pressure plate and the feeding tooth.
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Hotline:
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