目前,加工中心的自动换刀装置(ATC)有两种常用类型的换刀方式,一是刀具从刀库中直接由主轴交换,二是依靠机械手完成主轴与刀库上刀具的交换。第一种换刀方式适用于小型加工中心,刀库较小,刀具较少,换刀动作简单,出现掉刀等故障时容易发现并能及时排除。第二种换刀方式,从结构上 At present, there are two commonly used types of tool change (ATC) in the machining center. One is that the tool is directly exchanged from the spindle by the spindle, and the other is the exchange of the spindle and the tool on the tool magazine by the robot. The first tool change is suitable for small machining centers, small tool magazine, fewer tools, tool change action is simple, there is a knife and other failures easy to find and can be promptly excluded. The second tool change, from the structure