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1100-H14铝合金板冷冲锻成形过程的有限元模拟
发布人:上海艾荔艾金属材料有限公司www.shailiai.com
更新时间:2015-12-19
金属板材冷冲锻成形是近年来发展起来的复合成形新技术,其特点是板材冲锻时不但完成零件形状的成形,还兼有局部结构的体积成形,如凸柱成形。针对带有凸柱的散热板基座,通过对1100-H14铝合金板材冷冲锻成形有限元模拟,探讨坯料厚度、坯料形状、摩擦因数及模具结构对凸柱成形的影响规律。
1100-H14铝合金板冷冲锻成形过程的有限元模拟FEM simulation for forming process of cold press forging of 1100-H14 aluminum alloy sheets
金属板材冷冲锻成形是近年来发展起来的复合成形新技术,其特点是板材冲锻时不但完成零件形状的成形,还兼有局部结构的体积成形,如凸柱成形。针对带有凸柱的散热板基座,通过对1100-H14铝合金板材冷冲锻成形有限元模拟,探讨坯料厚度、坯料形状、摩擦因数及模具结构对凸柱成形的影响规律。结果表明:坯料越厚,越有利于凸柱成形;摩擦因数越大,越有利于凸柱成形;圆形坯料形状及带有背压的模具结构有利于凸柱成形。模拟结果与实验结果吻合。
Cold press forging forming of sheet metals is a new technology for complex forming, developed in recent years. During press forging the sheet, it has the features that not only the geometries of the part can be shaped, but also local structures like embossment can be formed simultaneously. In order to shape a heat sink base with embossment, the forming process of cold press forging of 1100-H14 aluminum alloy sheet was simulated based on the finite element method, and the blank thickness, blank shape, friction coefficient and die structure on the embossment forming were studied. The results show that the thicker the blank is, the better the embossment can be formed, and also the greater the friction coefficient is, the better the embossment can be done. Meanwhile, the cylindrical blank and tooling structure with counter pressure can be helpful to the form of embossment as well. The simulation results are in good agreement with the experimental data.
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AILIAI has been a reliable partner and supplier of sophisticated and high-quality semi-finished products maed of alloys. In dialogue with our customers, we optimise our products to meet the specific application requirements. AILIAI develops the best alloy material solutions for current and future challenges.
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For more information on the alloys and services that we supply, call us at 086-021-67660801 or email us at kefu@ailiaigroup.com. You can also get in touch on social media, we are constantly active on Weibo and Weixin.