Optics and Precision Engineering, Volume. 32, Issue 9, 1347(2024)

High thrust focused magnetic linear motor for needling massive transfer platform

Qiang LIU1...2, Ning MA1, Wei WANG1,*, Bangcheng HAN3 and Pingjuan NIU2 |Show fewer author(s)
Author Affiliations
  • 1Institute of Precision Electromagnetic Equipment and Advanced Measurement Technology, Beijing Institute of Petrochemical Technology, Beijing0267, China
  • 2School of Electronic and Information Engineering, Tiangong University, Tianjin300387, China
  • 3Key Laboratory of Inertial Technology, Beihang University, Beijing100191, China
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    Figures & Tables(19)
    Needle mass transfer equipment
    Workflow of massive transfer equipment
    Schematic diagram of linear motor structure
    Comparison of magnetic circuit schemes
    Comparison of magnetic induction intensity
    Comparison of magnetic flux leakage
    Comparison of magnetic density
    Magnetoresistive segmentation region
    Magnetoresistance calculation of distribution schemes
    Thrust calculation model
    Relationship between air gap changes and thrust
    Influence of permanent magnet width on thrust force
    Relationship between permanent magnet height and thrust
    Magnetic density distribution of motor air gap
    Optimized motor thrust
    Comparison between numerical calculation and finite element simulation results
    Test transfer experiment
    • Table 1. Performance comparison of various schemes

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      Table 1. Performance comparison of various schemes

      方案磁通密度/T推力常数/(N·A-1反电动势V推力体积比/(N·cm-3
      a0.518510.601.77
      b0.6210535.52.62
      c0.610033.32.40
    • Table 2. Design results

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      Table 2. Design results

      参 数设计值
      气隙尺寸/mm1
      极距/mm60
      极对数2
      绕组内导线直径/mm0.36
      边缘最大磁密Bcmax/T0.6
      边缘最小气隙磁密Ba/T0.45
      推力波动率(va2.1%
      永磁体宽度/mm27
      永磁体厚度hm/mm7
      永磁体长度lp/mm50
      绕组线圈匝数N200
      气隙中心最小磁密Bcmin/T0.47
      气隙中心最大磁密Bmax/T0.67
      推力线性度N/A11 671
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    Qiang LIU, Ning MA, Wei WANG, Bangcheng HAN, Pingjuan NIU. High thrust focused magnetic linear motor for needling massive transfer platform[J]. Optics and Precision Engineering, 2024, 32(9): 1347

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    Paper Information

    Category:

    Received: Nov. 7, 2023

    Accepted: --

    Published Online: Jun. 2, 2024

    The Author Email: WANG Wei (shaowang66@163.com)

    DOI:10.37188/OPE.20243209.1347

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