品質工学
Online ISSN : 2189-9320
Print ISSN : 2189-633X
ISSN-L : 2189-633X
28 巻, 3 号
選択された号の論文の3件中1~3を表示しています
解説
事例研究
  • 青木 規泰, 矢野 宏
    2020 年 28 巻 3 号 p. 18-25
    発行日: 2020/06/01
    公開日: 2023/01/15
    ジャーナル フリー
    Machining centers are adjusted for accuracy by an assembly worker. The assembly time therefore varies with the worker, and the variations are a source of loss. An attempt was made to use virtual parameter design to reduce this loss. The appropriateness of virtual design was tested and confirmed by comparing the results of assembly of actual machining centers with the S/N gain under the initial and confirmation conditions in virtual design. As a result of this study, virtual design clearly showed the differences among workers’ assembly skills, and had the further effect of suggesting ways of designing the work process to mask the skill differences. It also became clear from this study that as measured by the loss function, the differences among workers’ skill levels exceeded ten million yen.
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