基于工艺知识图谱的异构CAM模型结构化建模方法

被引:15
作者
李秀玲 [1 ,2 ]
张树生 [1 ]
黄瑞 [3 ]
黄波 [1 ]
徐昌鸿 [1 ]
况博文 [1 ]
机构
[1] 西北工业大学现代设计与集成制造技术教育部重点实验室
[2] 郑州铁路职业技术学院实践教学中心
[3] 河海大学物联网工程学院
关键词
工艺知识图谱; 异构CAM模型; 结构化建模;
D O I
暂无
中图分类号
TP391.7 [机器辅助技术];
学科分类号
摘要
随着数字化设计制造技术的深入,不同商用CAM系统在企业中得到广泛应用,大量的异构CAM模型不断地生成并存储在企业数据库中.为了实现对已有异构CAM模型的重用和共享,提出了一种基于工艺知识图谱的异构CAM模型的结构化建模方法.首先构建以特征、耦合特征、零件为层次基础,多层次、多要素的工艺知识图谱模型,作为异构CAM模型的数据交换和共享的桥梁;其次建立了异构CAM系统的本体模型,同时采用多策略相似性本体映射的方法,生成了初步统一的异构CAM模型语义表示;最后利用规则推理获取隐含语义及检查匹配结果的准确性,以丰富工艺知识图谱,保证工艺知识图谱表达的统一性.开发了异构CAM模型结构化建模原型系统,验证了所提方法的有效性.
引用
收藏
页码:1342 / 1355
页数:14
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