Micro-scale fiber cutting geometry predictions during milling of carbon fiber reinforced polymers (CFRP) composites

Xingyu Fu, Kyeongeun Song, Dongmin Kim, Gyuho Kim, Byung Kwon Min, Martin Byung Guk Jun

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Abstract

Carbon Fiber Reinforced Polymer (CFRP) is a light-weight material with high strength and highly corrosion resistance, and hence is widely applied in aerospace industries. However, milling of CFRP usually generates machining defects (for instance, delamination and pull-out fibres), making processed surface unqualified to meet the requirement of aerospace application. Therefore, prediction for machining quality should be conducted before milling processing to avoid potential loss in massive production. Fracture behaviours of micro-scale fibres and matrix have a significant influence on the final machined surface, and such material removal mechanism can be mainly determined by micro-scale geometrical relationships between carbon fibers and milling teeth. In this paper, a micro-scale geometrical calculation software for CFRP milling is provided based on Dexel model. The software can generate geometrical parameters, for example, cutting angle, cutting length and engagement angle, for the whole milling process. Milling defects and milling forces can be conducted based on those micro-scale geometrical parameters.

Original languageEnglish
Title of host publicationProcesses; Materials
PublisherAmerican Society of Mechanical Engineers (ASME)
ISBN (Electronic)9780791858752
DOIs
Publication statusPublished - 2019
EventASME 2019 14th International Manufacturing Science and Engineering Conference, MSEC 2019 - Erie, United States
Duration: 2019 Jun 102019 Jun 14

Publication series

NameASME 2019 14th International Manufacturing Science and Engineering Conference, MSEC 2019
Volume2

Conference

ConferenceASME 2019 14th International Manufacturing Science and Engineering Conference, MSEC 2019
Country/TerritoryUnited States
CityErie
Period19/6/1019/6/14

Bibliographical note

Funding Information:
The authors would like to acknowledge the financial support of the Technology Innovation Program (10053248, Development of Manufacturing System for CFRP (Carbon Fiber Reinforced Plastics Machining) funded By the Ministry of Trade, industry & Energy (MOTIE, Korea).

Publisher Copyright:
© 2019 ASME.

All Science Journal Classification (ASJC) codes

  • Industrial and Manufacturing Engineering

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