Based on a nc machine tool, the coordinatesystem, reference point and their relations are analysed. Several useful presetting cutter methods are also presented in this paper.
It is an important item to set tool and establish workpiece coordinatesystem in NC machining operation.
确定工件坐标系原点是数控加工中重要的一个步骤。
3
Based on the switch process of work piece coordinatesystem to machine coordinatesystem, explained the function and principle of aiming at tool operation.