Study of mechanical properties and porosity of bio-scaffolds in different geometries
کد مقاله : 1045-ICME2025 (R1)
نویسندگان
Abolfazl Foorginejad1، Vahid Abdollahi2، سید محمد امام *3، Hosein Afshari4
1استادیار، گروه مهندسی مکانیک، دانشکده مهندسی مکانیک و مواد، دانشگاه صنعتی بیرجند
2دانش آموخته کارشناسی ارشد، گروه مهندسی مکانیک، دانشکده مهندسی مکانیک و مواد، دانشگاه صنعتی بیرجند
3دانشیار گروه مهندسی مکانیک، دانشگاه اردکان
4دانشجوی دکتری، گروه مهندسی مکانیک، دانشکده مهندسی، دانشگاه بیرجند
چکیده مقاله
Additive manufacturing technology is one of the new methods of manufacturing parts in various industries. One of the applications of additive manufacturing is the manufacture of bio-scaffolds. The aim of the present study is to compare the mechanical properties of scaffolds with different geometries that have similar dimensions and different porosity. In this research, three scaffolds with linear geometries with an angle of 0-90 and 0-45 degrees and square were designed and printed. Then, for the scaffold with the highest compressive strength, finite element simulation was performed using ABAQUS software. By performing pressure tests on the printed samples, it was determined that the scaffold with square geometry has the highest compressive strength. The maximum force that can be tolerated for this scaffold in the pressure test is approximately 5.73 kN. Then, by examining the results of the pressure test and the simulated model for the scaffold with square geometry, it was observed that the results of the experimental test and the simulated model for this scaffold are in good agreement.
کلیدواژه ها
Bio-scaffolds, Additive manufacturing, Finite element simulation, Porosity percentage
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