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플레이너를 이용한 고 세장비 마이크로 사각채널가공에서 공정방법이 구조물 변형에 미치는 영향분석
박언석(E. S. PARK),최두선(D. S. CHOI),장성환(S. H. JANG),이응숙(E. S. LEE),제태진(T. J. JE) 한국생산제조학회 2011 한국생산제조시스템학회 학술발표대회 논문집 Vol.2011 No.4
Recently, machining technology of micro channel structure is applied to display, energy, optical communication and LED in the industry field. These products are required miniature of micro channels and high aspect ratio in order to increase performance and efficient but aspect ratio is so increased and thin that deformation of micro structures cause. This paper present that deformation of high aspect ratio micro structure is prevented by using three machining methods.
홍성민(S. M. Hong),이동주(D. J. Lee),제태진(T. J. Jae),최두선(D. S. Choi),이응숙(E. S. Lee) 한국정밀공학회 2004 한국정밀공학회 학술발표대회 논문집 Vol.2004 No.10월
Micro spherical lens mold processing method based on mechanical one completes a spherical shape by setting a diamond tool of hundreds μm radius on spins with high speed and then using Z-axis vertical feeding motion like the fabrication of micro drilling. In this method, we can see unprocessed parts shaped like cylinder and cone and check increasing chatter marks and burrs by setting errors of the central axis of rotation on the edge of the tool. That is why this method doesn’ t suit for the optical lens mold. In this paper presents unprocessed parts are disappeared and chatter marks and burrs are decreased from centre of the lens after using Run-out measuring and setting system on run-out occurred from setting tool. Also the fabrication characteristics of 6:4 Brass, A1601, PMMA are compared and analyzed, establishing the optimum machining condition on each material.