Intelligent computer numerical control system for laser cutting machine

The utility model relates to a computer numerical control system, especially relates to an intelligent computer numerical control system for a laser cutting machine, and belongs to the field of digital control application. Based on an open type computer numerical control system, the system of the utility model is provided with a cutting state automatic detection unit, a laser cutting expert system and a laser cutting technique database, and has the intelligent characteristics of automatic detection, automatic diagnosis, automatic optimization, automatic learning function or the like. A laser cutting machine equipped with the intelligent computer numerical control system can be utilized for on-line detecting cutting quality, forming an optimum cutting technique scheme according to the cutting quality, and optimizing laser output power, motion speed of each shaft, protection gas pressure and other parameters, thereby guaranteeing fine quality, rapid speed and low energy consumption during the entire cutting process.