1, function difference: the buttonhole machine is mainly used to fix buttonholes on objects, and is applied in the fields of furniture manufacturing, carpentry, construction and so on. The buttoning machine is driven by pressure or air pressure, which can quickly fix the buttoning on the material and improve the working efficiency. The knotter is mainly used for knotting or knotting, and is applied to the fields of clothing manufacturing, textiles, handicrafts and the like.

2. Objects and materials used: The buttonhole machine is mainly used to fix wood, metal or hard materials, and two or more materials are connected by fixing buttons. Binding machine is used to connect and tie flexible materials such as textiles, ropes and wires, and fix fabrics together, or bind wires into rings and ropes.