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科學與工程技術期刊

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篇名 新型快拆式工具機滑座之最佳化設計與研發
卷期 7:3
並列篇名 The Optimal Design and Development of a New Quick-Release Sliding Seat for Machine Tools
作者 賴峯民曹季涵楊超傑
頁次 061-074
關鍵字 結構外型最佳化工具機滑座模態分析自然頻率structural shape optimizationmachine tool tablemodal analysisnatural frequency
出刊日期 201109

中文摘要

本文主要研究方向在於探討新型CNC工具機滑座設計,避免因外力激振與自然頻率所引起的結構共振問題。研究過程中使用有限元素法與工具機結構設計觀念進行新型快拆式工具機滑座的電腦輔助分析與研製,最後應用粒子群演算法並配合有限元素分析軟體ANSYS搜尋工具機床台結構之最佳化設計參數,並進行實際工具機床台結構與最佳化結果之改善比較,以驗證最佳化設計流程是否有效的改善結構靜態與動態特性。本文之新型快拆式工具機滑座的研製是以方便組立之設計研發為基礎,改良此新型快拆式工具機滑座機構外型之設計簡化模型,以避開共振頻率區域及降低床台重量為設計目標,獲得床台結構的最佳化設計尺寸,利用有限元素分析軟體ANSYS分析與銑削實驗驗證切削時應變值之差異,且將此新型快拆式工具機滑座實際應用於CNC工具機機台上。

英文摘要

This research presents a CNC machine tool table designed to avoid the structural resonance frequency problems caused by external and natural vibrations. Using the finite element method and machine tool design, this study analyzes and develops a new quick-release sliding seat for machine
tools. Finally, this paper uses PSO with ANSYS finite element analysis software to determine the optimal design parameters for a machine tool table, and compares the structure of a traditional machine tool table with the optimized results. To verify whether the optimal design process can effectively improve the static and dynamic structure characteristics, the quick-release sliding seat for machine tools proposed in this paper is based on the design and R&D of industry-university partnerships. This paper employs design concepts for improving the designed shape of the proposed quick-release sliding seat for machine tools to eliminate resonance frequency, and simultaneously reduce the bed weight to achieve the final design goal. This research will be had moderated simplify model to get the optimize design size. During the milling force experiment, ANSYS software is used to verify strain differences, and implemented in the CNC machine tools platform.

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