RESEARCH OF THE PROCESS OF AXISYMMETRIC UPSETTING BY COMPUTER SIMULATION

Yu. M. Antoshchenkov, I. M. Taupek
2015 Izvestiya Visshikh Uchebnykh Zavedenii Chernaya Metallurgiya = Izvestiya Ferrous Metallurgy  
ɂ ɇ ɀ ɂ ɇ ɂ Ɋ ɂ ɇ Ƚ ȼ ɑ ȿ Ɋ ɇ Ɉ Ƀ Ɇ ȿ ɌȺ Ʌ Ʌ ɍ Ɋ Ƚ ɂ ɂ ɍȾɄ 621.735.32, 004.942 ɂɋɋɅȿȾɈȼȺɇɂȿ ɉɊɈɐȿɋɋȺ ɈɋȿɋɂɆɆȿɌɊɂɑɇɈɃ ɈɋȺȾɄɂ ɆȿɌɈȾȺɆɂ ɄɈɆɉɖɘɌȿɊɇɈȽɈ ɆɈȾȿɅɂɊɈȼȺɇɂə Ⱥɧɬɨɳɟɧɤɨɜ ɘ.Ɇ., ɞ.ɬ.ɧ., ɩɪɨɮɟɫɫɨɪ Ɍɚɭɩɟɤ ɂ.Ɇ., ɚɫɩɢɪɚɧɬ (wert8608@mail.ru ) ɋɬɚɪɨɨɫɤɨɥɶɫɤɢɣ ɬɟɯɧɨɥɨɝɢɱɟɫɤɢɣ ɢɧɫɬɢɬɭɬ, ɮɢɥɢɚɥ ɇɂɌɍ «Ɇɂɋɢɋ» (309516, Ɋɨɫɫɢɹ, Ȼɟɥɝɨɪɨɞɫɤɚɹ ɨɛɥ., ɝ. ɋɬɚɪɵɣ Ɉɫɤɨɥ, ɦɢɤɪɨɪɚɣɨɧ Ɇɚɤɚɪɟɧɤɨ, ɞ. 42) Ⱥɧɧɨɬɚɰɢɹ. ȼɨɡɧɢɤɚɸɳɟɟ ɜ ɩɪɨɰɟɫɫɟ ɨɫɚɞɤɢ ɰɢɥɢɧɞɪɢɱɟɫɤɢɯ ɡɚɝɨɬɨɜɨɤ ɧɚɩɪɹɠɟɧɧɨ-ɞɟɮɨɪɦɚɰɢɨɧɧɨɟ ɫɨɫɬɨɹɧɢɟ ɨɤɚɡɵɜɚɟɬ
more » ... ɟɥɶɧɨɟ ɜɨɡɞɟɣɫɬɜɢɟ ɧɚ ɮɨɪɦɢɪɨɜɚɧɢɟ ɧɟɨɛɯɨɞɢɦɵɯ ɩɨɬɪɟɛɢɬɟɥɶɫɤɢɯ ɤɚɱɟɫɬɜ ɝɨɬɨɜɵɯ ɢɡɞɟɥɢɣ. Ɂɧɚɱɢɬɟɥɶɧɨɟ ɜɥɢɹɧɢɟ ɧɚ ɢɬɨɝɨɜɨɟ ɪɚɫɩɪɟɞɟɥɟɧɢɟ ɞɟɮɨɪɦɚɰɢɣ ɢ ɧɚɩɪɹɠɟɧɢɣ ɨɤɚɡɵɜɚɟɬ ɢɫɯɨɞɧɨɟ ɫɨɨɬɧɨɲɟɧɢɟ ɜɵɫɨɬɵ ɢ ɞɢɚɦɟɬɪɚ ɡɚɝɨɬɨɜɤɢ. ȼ ɭɫɥɨɜɢɹɯ ɪɟɚɥɶɧɨɣ ɨɫɚɞɤɢ ɩɪɨɢɡɜɟɫɬɢ ɚɧɚɥɢɡ ɫɨɫɬɨɹɧɢɹ ɦɟɬɚɥɥɚ ɱɚɫɬɨ ɛɵɜɚɟɬ ɡɚɬɪɭɞɧɢɬɟɥɶɧɨ, ɚ ɩɨɞɱɚɫ ɩɪɨɫɬɨ ɧɟɜɨɡɦɨɠɧɨ, ɨɞɧɚɤɨ ɫɨɜɪɟɦɟɧɧɵɟ ɫɪɟɞɫɬɜɚ ɤɨɦɩɶɸɬɟɪɧɨɝɨ ɦɨɞɟɥɢɪɨɜɚɧɢɹ ɩɨɡɜɨɥɹɸɬ ɩɪɨɧɢɤɧɭɬɶ ɜɝɥɭɛɶ ɢɫɫɥɟɞɭɟɦɨɝɨ ɩɪɨɰɟɫɫɚ. Ⱦɥɹ ɩɪɨɜɟɪɤɢ ɚɞɟɤɜɚɬɧɨɫɬɢ ɩɨɥɭɱɚɟɦɵɯ ɞɚɧɧɵɯ ɜ ɫɢɫɬɟɦɟ Simufact Forming ɛɵɥɨ ɩɪɨɢɡɜɟɞɟɧɨ ɦɨɞɟɥɢɪɨɜɚɧɢɟ ɨɫɚɞɤɢ ɬɪɟɯ ɨɛɪɚɡɰɨɜ ɫ ɪɚɡɥɢɱɧɵɦɢ ɫɨɨɬɧɨɲɟɧɢɹɦɢ ɜɵɫɨɬɵ ɢ ɞɢɚɦɟɬɪɚ (H 0 / D 0 : 3,75; 1,875; 1,25). Ⱦɚɥɟɟ ɪɟɡɭɥɶɬɚɬɵ ɦɨɞɟɥɢɪɨɜɚɧɢɹ (ɧɚɩɪɹɠɟɧɧɨ-ɞɟɮɨɪɦɚɰɢɨɧɧɨɟ ɫɨɫɬɨɹɧɢɟ, ɬɟɱɟɧɢɟ ɦɟɬɚɥɥɚ, ɪɚɫɩɪɟɞɟɥɟɧɢɟ ɷɧɟɪɝɨɫɢɥɨɜɵɯ ɩɚɪɚɦɟɬɪɨɜ ɩɪɨɰɟɫɫɚ) ɫɪɚɜɧɢɜɚɥɢɫɶ ɫ ɞɚɧɧɵɦɢ ɪɟɚɥɶɧɵɯ ɩɪɨɰɟɫɫɨɜ, ɨɩɢɫɚɧɧɵɯ ɜ ɥɢɬɟɪɚɬɭɪɧɵɯ ɢɫɬɨɱɧɢɤɚɯ. ɉɨɥɭɱɟɧɧɵɟ ɪɟɡɭɥɶɬɚɬɵ ɩɨɡɜɨɥɹɸɬ ɫɞɟɥɚɬɶ ɜɵɜɨɞ ɨ ɤɚɱɟɫɬɜɟɧɧɨɣ ɫɯɨɞɢɦɨɫɬɢ ɩɪɨɢɡɜɟɞɟɧɧɨɝɨ ɦɨɞɟɥɢɪɨɜɚɧɢɹ ɫ ɪɟɚɥɶɧɵɦɢ ɩɪɨɰɟɫɫɚɦɢ. ɗɬɨ ɞɚɟɬ ɜɨɡɦɨɠɧɨɫɬɶ ɢɫɩɨɥɶɡɨɜɚɬɶ ɩɨɥɭɱɟɧɧɭɸ ɦɟɬɨɞɢɤɭ ɦɨɞɟɥɢɪɨɜɚɧɢɹ ɞɥɹ ɞɚɥɶɧɟɣɲɟɝɨ ɚɧɚɥɢɡɚ ɩɪɨɰɟɫɫɨɜ ɨɛɪɚɛɨɬɤɢ ɦɟɬɚɥɥɨɜ ɞɚɜɥɟɧɢɟɦ. Ʉɥɸɱɟɜɵɟ ɫɥɨɜɚ: ɤɨɜɤɚ, ɨɫɚɞɤɚ ɩɥɨɫɤɢɦɢ ɩɥɢɬɚɦɢ, ɪɚɫɩɪɟɞɟɥɟɧɢɟ ɞɟɮɨɪɦɚɰɢɣ, ɧɚɩɪɹɠɟɧɧɨ-ɞɟɮɨɪɦɚɰɢɨɧɧɨɟ ɫɨɫɬɨɹɧɢɟ, ɬɟɱɟɧɢɟ ɦɟɬɚɥɥɚ, ɦɨɞɟɥɢɪɨɜɚɧɢɟ, ɦɟɬɨɞ ɤɨɧɟɱɧɵɯ ɷɥɟɦɟɧɬɨɜ, ɆɄɗ.
doi:10.17073/0368-0797-2015-1-49-53 fatcat:aus62pmpyfb7dgo6lxzk7p5uhy