Abstract
Additive manufacturing technology (AM) is widely used in aerospace, machinery manufacturing, automotive and other fields; With the arrival of Industry 4.0, additive manufacturing technology has been paid more and more attention by countries all over the world in industrial production. The development of additive manufacturing industry provides a valuable opportunity for the rapid development of modern manufacturing industry and the transformation and upgrading of traditional manufacturing industry. This paper analyzes the existing additive manufacturing technologies in the automotive field, evaluates and classifies the existing technologies, and finally analyzes the development prospects of additive manufacturing technologies.
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