Velcro Production Principle
The principle of nylon belt buckle is very simple. It is a textile fabric woven from nylon yarn. A kind of woven surface is woven with many terry loops (abbreviated as “textile”), and the other fabric surface is woven with many uniform small The hooks (abbreviated as "hook surfaces"), as long as the two types of straps are squeezed lightly after being aligned, the terry loops are hooked and can only be pulled apart from the front end of the buckle when it is slightly pulled. Therefore, it is The utility model can play the role of coupling to replace the connection materials of buttons, buttons, zippers and the like, and is characterized in that it is very convenient to use, saves time, is quick, and is soft on the seams.