Abstract
To solve the problems of low strength and unsatisfactory connection quality of single joining technology, a method of clinch-adhesive hybrid joining of steel/aluminum sheets with partially glued and inclined wall die was proposed. Al5052 aluminum alloy and Q235 steel were used as sample materials, finite element simulation combined with actual experiments was adopted, the effect of the gluing process on the strength of clinch-adhesive hybrid joints on the inclined wall die was explored, and the failure forms and failure mechanisms of the joints in shear and peel experiments were studied. The results showed that the partial gluing process is more effective than complete gluing. The interlock of the partially glued hybrid joints was increased by 144% compared to the fully glued joints, but the neck thickness value was reduced by only 10.6%. The shear strength and peel strength of partially glued hybrid joints were higher than those of fully glued hybrid joints and clinch joints. The failure mode of the hybrid joints under shear and peel loads was a mixed failure comprising interface failure and upper sheet separation failure.
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This study was supported by the Project of International Scientific and Technological Innovation Cooperation (Grant No. 2021YFH0031).
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Menghan Wang conceived and designed the experiments; Yifeng Chen and Yan Han performed the experiments; Lei Li and Menglong Du analyzed the data; Menglong Du and Yifeng Chen wrote the paper.
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Menghan, W., Menglong, D., Yifeng, C. et al. Influence of the mechanism of gluing processes on the strength of clinch-adhesive hybrid joining process of steel/aluminum plates. Int J Adv Manuf Technol 127, 3325–3336 (2023). https://doi.org/10.1007/s00170-023-11464-4
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DOI: https://doi.org/10.1007/s00170-023-11464-4