This study focuses on TF card slots and examines the research status of automated assembly for TF card slots. By analyzing the assembly process of TF card slots, a TF card slot automated assembly line is designed. The assembly line includes automatic screening and feeding of the base, automatic feeding and pressing of the male-female spring, automatic feeding of the buckle, visual inspection of the product, and overall performance testing. The key technologies of automated assembly equipment are analyzed and researched.