Confidence based quality evaluation for total manufacturing process using comprehensive process capability

Kongjun Gao, Yihai He*, Linbo Wang

*Corresponding author for this work

    Research output: Chapters, Conference Papers, Creative and Literary WorksRGC 32 - Refereed conference paper (with host publication)peer-review

    3 Citations (Scopus)

    Abstract

    In view of the uncertainty in the quality evaluation for manufacturing process and multivariate process capability, a comprehensive evaluation approach is proposed by extending classic process capability index with considering variations of key quality characteristics among the whole manufacturing process, which includes the procurement, machining, assembling and delivery inspection processes. Meanwhile, to avoid the influence of uncertainties, the test, feedback and correction processes for the evaluation approach are added based on the Structure Equation Model (SEM). Then, after the evaluation result is calculated according to the evaluation approach, a method to monitor the deviations of the evaluation results is introduced based on the confidence interval. At last, the quality level of total manufacturing process is evaluated by combing the evaluation results and their confidence interval. Finally, a case study is carried out to verify the proposed method.
    Original languageEnglish
    Title of host publication2015 IEEE International Conference on Industrial Engineering and Engineering Management
    PublisherIEEE Computer Society
    Pages1387-1391
    ISBN (Electronic)9781467380652
    ISBN (Print)9781467380669, 9781467380676
    DOIs
    Publication statusPublished - Dec 2015
    Event2015 IEEE International Conference on Industrial Engineering and Engineering Management (IEEM 2015) - SUNTEC Convention Centre, Singapore, Singapore
    Duration: 6 Dec 20159 Dec 2015
    http://www.meetmatt.net/ieem2015/docs/IEEM%202015%20Program%20Book.pdf
    http://www.IEEM.org

    Conference

    Conference2015 IEEE International Conference on Industrial Engineering and Engineering Management (IEEM 2015)
    Abbreviated titleIEEM 2015
    PlaceSingapore
    CitySingapore
    Period6/12/159/12/15
    Internet address

    Research Keywords

    • Confidence interval
    • Manufacturing process
    • Quality evaluation
    • SEM
    • Uncertainty

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