A control strategy for incremental profile forming

A control strategy for incremental profile forming
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增量型材成形的控制策略

DOI:
10.1016/j.jmapro.2022.04.034
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发表时间:
2022
影响因子:
6.2
通讯作者:
Tekkaya, A. Erman
Tekkaya, A. Erman
中科院分区:
工程技术2区
文献类型:
--
作者:
Nakahata, Ryo;Seetharaman, Satyanarayana;Srinivasan, Krishnaswamy;Tekkaya, A. Erman

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增量成形技术(IPF)允许柔性制造截面轮廓沿长度变化的金属管结构,但目前其几何精度受到工艺完全依赖于机器控制的限制。开发了利用激光三角传感器在线检测加工属性和加工后检测零件几何形状的方法。描述了从有限元分析和实验中获得的对基本IPF操作的工艺特性的更好的理解。讨论了开发面向控制的过程模型的问题以及以前的相关工作。制定了改善IPF中零件几何形状的总体控制策略,为工艺设计、面向控制的建模、传感改进和控制等方面的研究指明了方向。
Incremental profile forming (IPF) allows the flexible manufacture of metallic tubular structures with cross-sectional profiles that vary along their length, but its geometric accuracy is limited currently by exclusive reliance upon machine control of the process. Procedures for on-line sensing of process attributes and post-process sensing of part geometry, using laser triangulation sensors, are developed. Improved understanding of process characteristics for elementary IPF operations, obtained from FEM analysis and experiments, is described. Issues in developing a control-oriented process model are discussed along with prior related work. An overall control strategy for improving part geometry in IPF is formulated, indicating directions for needed research in process design, control-oriented modelling, sensing improvements, and control.
DOI: 10.1016/j.jmatprotec.2018.12.003
发表时间: 2018
影响因子: 6.3
作者:
Grzancic;Löbbe;Ben Khalifa;Tekkaya
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期刊:
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