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IoT 기기 재설계를 위한 적층제조를 활용한 부품병합 설계 방법에 대한 연구
김삼연 한국사물인터넷학회 2022 한국사물인터넷학회 논문지 Vol.8 No.2
Recently, IoT technology has great attention and plays a key role in 4th industrial revolution in order to design customized products and services. Additive Manufacturing (AM) is applied to fabricate IoT sensor directly or IoT sensor embedded structure. Also, design methods for AM are developing to consolidate various parts of IoT devices. Part consolidation leads to assembly time and cost reduction, reliability improvement, and lightweight. Therefore, a design method was proposed to guide designers to consolidate parts. The design method helps designers to define product architecture that consists of functions and function-part relations. The product architecture is converted to a network graph and then Girvan Newman algorithm is applied to cluster the graph network. Parts in clusters are candidates for part consolidation. To demonstrate the usefulness of the proposed design method, a case study was performed with e-bike fabricated by additive manufacturing.
UAV 보호용 구조물 제작을 위한 적층제조 특화 설계 방법론 개발
김삼연(Samyeon Kim),정소희(So Hee Jung),강혜빈(Hye Bin Kang),전도헌(Do Heon Jeon),박상인(Sang-in Park) 대한기계학회 2021 대한기계학회 춘추학술대회 Vol.2021 No.11
Although Additive Manufacturing (AM) provides high degree of design freedom, there are barriers to the progression of AM in industries. Accordingly, a design method is proposed to guide designers to leverage both AM and conventional manufacturing (CM), which will lead to mass customization. The design method emphasizes on redesign of the protective structure of UAV that inspects inside buildings or ships. The protective structure is divided into two categories: joints and rods by demonstrating the design method. The Joints are redesigned with lattice structure and then fabricated by AM, while the rods are fabricated by CM, which is made of carbon fiber. This study provides fundamental information that will support single part fabrication with multiple manufacturing processes that lead to multi-material application into part design.