基于CAN总线的CO_2焊接系统设计

Designing CO_2 welding machine system based CAN bus

针对CAN总线技术在数据传输中具有可靠性、实时性和灵活性等特点,并能构成分布式系统和成本低等优点,设计了以CAN总线为通信、以ARM为控制芯片的数字化CO2焊接电源系统。实现了整个焊接系统的运行数据与CAN总线控制电路的通信,以及CAN总线与上位机的通信等。根据CO2焊接工艺的特点,编程实现了整个焊接系统的数字化控制。详细说明了CAN总线电路、CAN总线的通信协议设计。本研究对实现焊接系统的智能化控制具有一定的参考价值。

According to the CAN bus technology in data transmission of real-time and flexibility with reliability,ere,and CAN be easily constitute a distributed system and low cost advantage.Based on CAN bus is designed to ARM for communication,digital control chip welding power system.This paper designs the welding operation data system with the CAN bus control circuit of communication,as well as the CAN bus and CPU communieations,etc.Aecording to the characteristics of welding technology, programming realized the CO2 welding systems of digital control.Based on CAN bus circuit,the CAN bus communication protocol design is discussed in more detail.This idea to realize tile intellectualized control welding system has certain directive purport.