순수 2차원 절삭에서 속도화상입자계측(PIV)을 이용한 주변형 영역 내 변형률 분포 고찰

Translated title of the contribution: Investigating the Strain Distribution in the Primary Deformation Zone in 2-D Orthogonal Machining Using Particle Image Velocimetry

Research output: Contribution to journalArticlepeer-review

Abstract

In the present study, a system for direct observation and quantitative analysis of the chip formation process in 2-D orthogonal machining was developed. The system consists of an optical system for high-speed photographing of the shear zone at high temporal and spatial resolution and an image analysis system for calculating the strain rate and strain distributions from the acquired images using particle image velocimetry. The effects of cutting conditions, such as cutting edge radius and depth of cut on the deformation behavior in the shear zone, were investigated by comparing the strain rate and strain distributions obtained using the developed system. The results indicate that the developed system can be utilized to enhance the understanding of the mechanics of machining and the development and validation of machining models.
Translated title of the contributionInvestigating the Strain Distribution in the Primary Deformation Zone in 2-D Orthogonal Machining Using Particle Image Velocimetry
Original languageKorean
Pages (from-to)1-8
Number of pages8
Journal한국생산제조학회지
Volume28
Issue number1
DOIs
StatePublished - Feb 2019

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