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激光加工机微机控制系统
引用本文:李光斌,陈玉桥,李珍群,李斌,廖效果. 激光加工机微机控制系统[J]. 华中科技大学学报(自然科学版), 1988, 0(Z1)
作者姓名:李光斌  陈玉桥  李珍群  李斌  廖效果
作者单位:华中理工大学机械工程一系(李光斌,陈玉桥,李珍群,李斌),华中理工大学机械工程一系(廖效果)
摘    要:
本文阐述了用于激光加工机的控制系统的硬件、软件结构和系统特点。

关 键 词:微机  计算机控制  控制系统  激光加工机  自诊断  故障报警

A Microcomputer-Fased Control System for Laser Processor
Li Guangbin Chen Yuqiao Li Zhengqun Li Bin Liao Xiaoguo. A Microcomputer-Fased Control System for Laser Processor[J]. JOURNAL OF HUAZHONG UNIVERSITY OF SCIENCE AND TECHNOLOGY.NATURE SCIENCE, 1988, 0(Z1)
Authors:Li Guangbin Chen Yuqiao Li Zhengqun Li Bin Liao Xiaoguo
Affiliation:Li Guangbin Chen Yuqiao Li Zhengqun Li Bin Liao Xiaoguo
Abstract:
The hardware and software structure of a microcomputer-based control system for a laser processor is studied. The hardware consists of type Z-80 microprocessor, fine interpolator, I/O interface, CNC keyboard, CRT, step motor and its power supplier. Four classes of interrupt are used for the software with each class interrupted in a constant time interval of 16 ms. The interrupting priority for each class is determined by the priority weighted circuit. Class 0 interruption is used for the on-line interpolation calculation and for decelerating and end point discrimination. The dynamic connection and I/O interface are handled by class 1 interruption. The 2 class interruptio implements the NC keyboard monitoring, translation and edition of the wock program, input of system parameters, system self-diagnosis and failure alarm. The class 3 handles the CRT display.
Keywords:Microcomputer   Computer control   Control system  Laser machining Diagnosis   Failure alarm.  
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