第一章 数控机床概论 - 兰州交通大学（Chapter 1 Introduction to CNC machine tools - LanZhou JiaoTong University）.doc

第一章 数控机床概论 - 兰州交通大学（Chapter 1 Introduction to CNC machine tools - LanZhou JiaoTong University） I carefully collated documents, documents from the network I only collect and sort out In case of error Please check it yourself! Numerical control technology and application part: numerical control technology Chapter 1 Introduction to NC machine tools 1. briefly describe the basic concepts of numerical control machine tools and numerical control technology 2. briefly describes the history of NC machine tools and the development trend of CNC technology 3. compared with traditional machine tools, what are the characteristics of CNC machines? 4. what are the parts of a CNC machine tool and what is the function of each part? 5. briefly describe the machining principle and application range of CNC machine tools 6., according to the characteristics of the control system, CNC machine tools which categories? 7. according to the control principle of servo system, what kinds of CNC machine tools are divided into? 8. what is point control, line control, contour control, CNC machine tools? The second chapter computer numerical control system What are the main parts of the 1.CNC system? What are the main parts of a CNC device? 2. describe the working process of the CNC device What is the difference between a CNC device with a single microprocessor structure and a CNC device with a multi microprocessor architecture? 3.? What are the basic functional modules of the CNC device with multi microprocessor architecture? 4. what are the features of the CNC device sharing the bus structure and the CNC device with the shared memory architecture? 5., try to analyze the hardware structure of modern CNC device What kinds of CPU are commonly used in 6.CNC devices? What are its characteristics? What are the types of memory that are commonly used in 7.CNC devices? What are its characteristics? What are the functions of the interface between the 8.CNC device and the electrical equipment of the machine