We usually talk about the small machining center knife library is to provide automated processing process required for the knife and tool change needs of a device; its automatic tool changer and can save more than the tool library; change the traditional People - oriented production methods. By the computer program control, you can complete a variety of processing needs, automatic tool changer by the tool storage tool magazine and tool change mechanism. Machining center The magazine is divided into two types: disc magazine and manipulator: 1, disc magazine: disc magazine should be called a fixed address tool changer, that is, each knife has Number, generally from 1 to 12,18,20,24, etc., is the knife number address. After the operator has installed a tool into a knife position, no matter how many times the tool is replaced, it is always in the tool position. Second, the robot knife library: robot knife library tool change is a random address tool change. Each knife cover no number, its biggest advantage is the tool change quickly and reliably.