An analysis of hot topics and trends in foreign 3D printing technology research——analysis of knowledge graphs based on citation indexes such as SSCI

In the current world economic situation, the manufacturing industry has undergone tremendous changes, and intelligent manufacturing technology has gradually been accepted by the public and has been further developed. As one of the cutting-edge advanced manufacturing technologies, 3D printing technology has also become a research hotspot in countries all over the world, and plays an important role in intelligent manufacturing, biomedicine and other fields, opening up a path of innovation for the future intelligent manufacturing market. This article explains the principles of 3D printing technology and its application status in the field of intelligent manufacturing, and looks forward to the future development direction of 3D printing technology. It is of great significance for our country to achieve breakthroughs in smart manufacturing, leapfrog development of manufacturing, and narrow the gap with a powerful country.