<p>As one of the lightest metal structural materials, there are a broad application of magnesium alloys. In this paper, a second-stage box-shaped product of AZ31 magnesium alloy are formed by deep drawing with sand die. The effects of three different kinds of driving modes on the forming results will be compared. In order to expand the types of sheets, AZ31 magnesium alloy sheet with or without hole in the center are also taken as the research object. The influences of the key parameters such as: temperature, sheet thickness, sand filling height and hole diameter on the drawing performance will be all investigated by the experiments and simulations. The shape, mechanical properties, and surface quality of the box-shaped products will be discussed. Around the above factors, some forming strategies for a good drawing performance are received. The study will show the optimal strategy for the sand die forming of intricate box-shaped products welded from magnesium alloy, contingent upon various actuation modalities.</p>

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Experiment and Simulation on Deep Drawing of Magnesium Alloy Sheet with Hole by Sand Die in Different Types of Driving Modes

  • H. Xinyu,
  • W. Hongyu,
  • W. Chunhui,
  • J. Nan,
  • Y. Deming,
  • L. Hao,
  • H. Naibao,
  • S. Jie,
  • Z. Shunhu

摘要

As one of the lightest metal structural materials, there are a broad application of magnesium alloys. In this paper, a second-stage box-shaped product of AZ31 magnesium alloy are formed by deep drawing with sand die. The effects of three different kinds of driving modes on the forming results will be compared. In order to expand the types of sheets, AZ31 magnesium alloy sheet with or without hole in the center are also taken as the research object. The influences of the key parameters such as: temperature, sheet thickness, sand filling height and hole diameter on the drawing performance will be all investigated by the experiments and simulations. The shape, mechanical properties, and surface quality of the box-shaped products will be discussed. Around the above factors, some forming strategies for a good drawing performance are received. The study will show the optimal strategy for the sand die forming of intricate box-shaped products welded from magnesium alloy, contingent upon various actuation modalities.