Mr. Li Youming, Deputy General Manager of Shenzhen Bolichang CNC Equipment Co., Ltd.
introduction
The technical level and modernization level of the equipment industry determine the level of a country's manufacturing industry. The application of numerical control technology is the basis and driving force for the development of modern manufacturing industrial equipment, while the networked, intelligent and open CNC system is a high-level equipment. Guarantee. The same applies to the application of CNC technology in the cutting industry.
I. Introduction
The predecessor of Bolichang Company has been developing and developing CNC cutting control system and CNC cutting machine since the 1980s. After more than 20 years of experience, it has accumulated rich experience and developed CNC control with its own intellectual property rights and meeting the needs of the cutting industry. System and cutting machine tools, CNC system from the original single-chip STD bus mode to today's industrial PC-based open structure, the control interface from the original only coordinate point digital display to today's full-state display (graphic tracking, real-time full state Display), the software platform has been developed from the original DOS single-tasking platform to today's Windows multi-tasking platform; the control system is from the original manual operation to today's fully automatic cutting and cutting control; the control system has evolved from the original single simple planar cutting to today Multi-variety (planar, intersecting line, curved groove, profile cutting system) system.
Second, GNC550 CNC cutting control system
The following mainly introduces the application and characteristics of the current CNC system.
At present, the CNC cutting control system represented by the GNC550-III system is an open CNC system based on industrial PC. It is a CNC system with strong versatility, flexibility, adaptability and expandability. A general-purpose CNC system developed by cutting machine tools is suitable for CNC flame cutting machine, CNC plasma cutting machine and CNC high-pressure water jet cutting machine. The number of CNC axes is generally 2 to 3 axes. The main application range is in the field of plane cutting. It has the characteristics of openness, high speed, high precision, simple operation and fully automatic cutting.
main feature
Intelligent
The system provides intelligent control function, automatic cutting control function of the control system, matching cutting parameters (cutting speed, slitting value and other parameters) according to material and thickness, speed forward function, fault self-diagnosis function, plasma fitting life prompt.
Openness, versatility and ease of maintenance
The openness of the system is mainly embodied in the standard industrial PC as the platform, the port control logic can be modified, and the man-machine interface can be customized according to the user's needs; the main components of the system are universal products, the host adopts standard industrial PC; standard ISA, PCI Bus structure form; adopt standard ISA, PCI bus control board; cutting code adopts international standard G code; can accept ESSI, EIA and other hull expansion, sheet metal expansion software and other format cutting code,
Easy to expand and easy to upgrade
The system provides more hardware redundancy resources. For example, the host provides redundant standard ISA and PCI board slots. The control software provides redundancy control functions. The related control boards can be added or replaced according to site requirements, and the system can be modified. Additional axis control and port control are available with alternate settings. The standard GNC550-III system provides two plasma torch control interfaces and up to six oxygen torch control interfaces. When adding a torch, there is no need to replace any part of the main controller (CNC), just add the associated torch body And cutting peripheral parts such as trolleys.
reliability
The system fully considers the reliability of the system in the development and production process. The main hardware components selected are from well-known brands and well-known manufacturers. The products have undergone rigorous inspection and reliability trial operation.
In addition, redundant resources provided by the system hardware and software provide backup conditions in case of emergency. For example, many control operations provide two or three control operations such as a computer keyboard, a mouse, and a control panel.
Third, the application
The numerical control axis of GNC550-III CNC cutting control system is generally 2 to 3 axes, and the main application range is plane cutting. Mainly used in:
CNC flame cutting system,
CNC plasma cutting system,
CNC high pressure water jet cutting system,
Plasma underwater cutting
CNC plasma and flame cutting machine
The extended GNC550 series CNC cutting system GNC550-IV and GNC750 systems are mainly used on other types of CNC cutting machines with CNC axes above four axes:
CNC profile cutting system
The CNC profile cutting machine includes a CNC cutting machine that can cut the intersecting lines on the tube, and cuts the required profile cutting machine on the square tube, H-beam, sphere and other profiles according to the user's needs.
CNC laser cutting machine
In addition to providing planar X and Y-axis interpolation motion control in laser cutting, the GNC750 CNC system also provides control of the energy axis and height (Z-axis) axis to achieve high-speed cutting and smooth operation of the equipment.
CNC curve bevel plasma cutting machine
Other special cutting systems
The numerical control polyurethane foam cutting machine is a non-metallic material cutting machine using a saw. The saw automatically changes the direction of the blade according to the vector direction of the cutting route to achieve smooth cutting of the foam.
Fourth, the conclusion
GNC550 series CNC cutting control system utilizes open CNC platform, flexible CNC module and function combination, high reliability design and manufacture, providing users with universal versatility, stable and reliable operation, and easy to upgrade and upgrade CNC cutting control system. The open, intelligent and networked system greatly improves the control performance of the system, broadens the application range of the system, improves the use efficiency of the cutting equipment, and meets the requirements of the modern manufacturing industry.
This article is based on the speech of Mr. Li Youming, deputy general manager of Shenzhen Bolichang CNC Equipment Co., Ltd. at the 2nd China Welding and Cutting Market Forum.
This article has an excerpt. For more details, please pay attention to Mechanical Workers (Hot Processing) No. 8 of 2007.
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