论文部分内容阅读
为薄板焊接而专门研制的精密ＣＯ２激光焊机，其电源采用带集成触发的三相可控硅调压主电路。通过深度电流负反馈获得垂直陡降的电源外特性，由计算机对电源进行控制，实现激光功率输出的精密自动调节。
Specially developed for sheet metal welding CO2 laser welding machine, the power supply with integrated trigger three-phase thyristor voltage regulator main circuit. Through the negative current feedback of deep current, the external characteristics of the power supply with steep drop are obtained, and the power supply is controlled by the computer to realize the precise automatic adjustment of the laser power output.