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| 电永磁夹紧方法及其影响因素 | |
| 引用本文： | 彭加耕,秦泗吉,孔晓华,林清利,程凤兰.电永磁夹紧方法及其影响因素[J].塑性工程学报,2011,18(2). |
| 作者姓名： | 彭加耕 秦泗吉 孔晓华 林清利 程凤兰 |
| 作者单位： | 1. 燕山大学车辆与能源学院,秦皇岛,066004 2. 燕山大学车辆与能源学院,秦皇岛066004;北京有色金属研究总院有色金属材料制备加工国家重点实验室,北京100088 3. 齐齐哈尔第二机床有限责任公司,齐齐哈尔,161005 |
| 基金项目： | 国家科技重大专项资助项目 |
| 摘 要： | 介绍了一种可用于夹紧或吸附工件的电永磁磁极结构,及其充磁、退磁的工作原理。对电永磁磁极进行了建模和有限元分析,计算了磁极的磁吸附力。模拟分析了磁极在充磁和退磁后的磁场分布情况,以及铷铁硼磁体、铝镍钴磁钢等的磁感应强度。分析了影响磁场强度的主要因素,并给出设计参数的选取方法或建议。有限元计算得到的磁吸附力与实验测试数据相吻合,表明,采用电永磁建立的吸盘可以满足压力机上的模具夹紧力要求。 |
| 关 键 词： | 电永磁 磁极 模具夹紧 夹紧力 |
Analysis of permanent-electromagnet clamping technique and its influencing factors |
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| PENG Jia-geng,QIN Si-ji,KONG Xiao-hua,LIN Qing-li,CHENG Feng-lan.Analysis of permanent-electromagnet clamping technique and its influencing factors[J].Journal of Plasticity Engineering,2011,18(2). | |
| Authors: | PENG Jia-geng QIN Si-ji KONG Xiao-hua LIN Qing-li CHENG Feng-lan |
| Affiliation: | PENG Jia-geng1 QIN Si-ji1,2 KONG Xiao-hua1 LIN Qing-li3 CHENG Feng-lan3(1.College of Vehicles and Energy,Yanshan University,Qinhuangdao 066004 China)(2.State Key Laboratory for Fabrication and Process of Non-Ferrous Metals,Beijing General Research Institute for Non-Ferrous Metals,Beijing 100088 China)(3.Qiqihar No.2 Machine Co.Ltd.,Qiqihar 161005 China) |
| Abstract: | A structure of permanent-electromagnet poles for clamping the workpiece and its principle were introduced.Modeling and finite element analysis were made and the clamping force of the pole was calculated.The distribution of magnetic field of the pole and the magnetic induction intensity of Nd-Fe-B magnets,Alnico magnets and other magnets after magnetization and demagnetization were simulated by FEM.The main factors affecting the magnetic field strength were analyzed and the methods or suggestions for selecti... |
| Keywords: | permanent-electromagnet magnet poles die clamping clamping force |
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