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计算机数控加工设计的自动化绿色创新

Advances in Mechanical Engineering       2019-03-24

With the development of manufacturing technology and strict international environmental regulations, green productionhas become an imperative research topic in the manufacturing industry. Because cutting is affected by several factors,the development of green processes is vital for automated cutting using machines. These factors are often subjective andare set up merely based on the manual and experience of engineers, reducing tool life and deteriorating tool precision;ultimately, this approach increases production costs and reduces production efficiency. Moreover, the ecological environment can be seriously affected. Furthermore, the parameters must be adjusted according to variations in the processingstate, which is a considerable drawback for the automated cutting industry. In this study, we investigated the precisioncomputerized numerical-controlled cutting process as an example. We first assessed the literature and investigated toolwear and cutting noise as quality standards for green computerized numerical-controlled cutting. The cutting depth, cutting speed, feed rate, and the tip of the center were selected as control parameters. The consistency of the results wasverified through an expert questionnaire conducted using analytic hierarchy process, and the weighted values of the control parameters were obtained. Simultaneously, seven environmental efficiency elements of the World Business Councilfor Sustainable Development and TRIZ 39 engineering parameters of the CSI project were used to establish the engineering parameters for the green production design. Furthermore, 40 inventive principles from a contradiction matrixwere used to design an optimization strategy to develop and verify an innovation strategy of singular quality. Finally, theexperimental results revealed that implementing the analytic hierarchy process coupled with the TRIZ innovative thinking mode and green production concept enables enterprises to reduce their consumption of raw materials and wasteproduction during the design process. This approach effectively reduces the burden on the environment and thus facilitates industry competitiveness and sustainability.

来源:【刊名】:Advances in Mechanical Engineering【ISSN】:1687-8132【出版信息】:2018 Vol.10 No.7

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关键词:计算机;数控加工