电子元器件焊接质量对电子产品的质量和可靠性起着极为重要的作用。印制板的高孔径比及其组件高密度化装联的发展,对手工焊接提出了更高的要求。影响印制板组件手工焊接质量的因素很多,文中着重从印制板及印制板组件装配的设计、工艺及生产制造过程等方面介绍提高手工焊接质量的措施。

The welding quality of electronic components plays an extremely important role in the quality and reliability of electronic products. PCB high aspect ratio and the development trend of high density assembly for PCBA puts forward higher requirements on manual welding. There are many factors affecting the manual welding quality of PCBA. From the assembly design,process and manufacturing of PCB and PCBA,this article introduces the measures to improve the quality of manual welding.