The needle hole of the threading needle has burrs, and the thread can be cut off and replaced with a new threading needle.

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The installation of the piercing needle is too low, the bookmark does not penetrate or the penetration is not enough, which causes the piercing needle to fall down, the thread roll when the claw is hooked is blocked by the book, and the thread roll is too small or there is no thread roll, which causes the thread to fall off, so the installation of the bottom needle should be improved. In addition, the incorrect needle holes of the bottom needle and the threading needle and the crochet needle are easy to fall off for the above reasons.

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Cleaning work is an important aspect of equipment maintenance. Keeping the appearance of the machine clean and tidy and the belly of the machine clean can not only improve the service life of the equipment, but also find hidden dangers of accidents and equipment wear or damage, and can be repaired in time;

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Before starting up, all preparations should be made, such as oil injection, rough inspection of equipment conditions, and inspection of whether the post route is dirty with oil, etc;

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The work flow of the thread locking machine: page building, page input, positioning, thread locking and book writing. The main components of the machine body are the page-lager and the thread-locking machine.

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The conveying process of the book is driven by a spring pressing mechanism and a special chain. The machine operation is operated by electrical buttons, which is convenient, safe and reliable.

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