1. Screw quality factors The screw qualification rate is not high, such as big heads, flat heads, and criticisms (burrs) are the killers of automatic lock screw machines, which are fatal to automatic lock screw machines. Most of the problems of card machine, sliding teeth (not tight), and flower heads are caused by the poor quality of the screw or the manufacturer changes the design size to solve the poor quality of the screw;

2. Self-locking screw machine's own factors The problems of the machine itself are caused by the materials, processes and brands used by electronic parts. In recent years, due to the rapid expansion of the market for automatic lock screw machines, many new manufacturers have emerged. The technology, design, manufacturing and other strengths are not perfect enough. If you want to buy these manufacturers at a cheap price, the above problems will occur. Not surprising. At the same time, automatic lock screw machine manufacturers can provide timely after-sales service to help customers solve problems, and can also prevent customers from making unauthorized changes. If you want the automatic locking screw machine not to have problems such as slipping teeth and jamming materials, you need to choose a strong manufacturer, at the same time ensure the quality of incoming materials and screws, and do daily maintenance.