參考文獻 |
[1] Prangnell P.B. Harris C. Roberts S.M. “Finite element modeling of equal channel angular extrusion,”Scripta Mater. 37(7):983–9.1997
[2] Joun M.S., Moon H.G., Choi I.S., Lee M.C., Jun B.Y., “Effect of friction laws on metal forming processes,” Tribology International
. 42:311–9.2009.
[3] Rosochowski A. and Olejnik L., “Numerical and physical modeling of plastic deformation in 2-turn equal channel angular extrusion,” Journal of Materials Processing Technology., 125-126: 309-316.2002.
[4] Ma, A., N. Yoshinori, S. Kazutaka, S. Ichinori and S. Naobumi , “Characteristics of plastic deformation by rotary-die equal channel angular pressing,” Scripta Materialia, 52: 433-437.2005.
[5] Pasierb, A. and Wojnar, A., “An experimental investigation of deep drawing and drawing processes of thin walled products with utilization of ultrasonic vibrations,” Journal of Materials Processing Technology, Vol. 34, pp. 489-494, 1992.
[6] Tsujina, J., Ueoka, T., Sato, H., Takiguchi, K. and Takahashi, K., “Characteristics of ultrasonic bending of metal plates using a longitudinal vibration die and punch,” IEEE Ultrasonic Symposium, pp.863-866,
1992.
[7] Siegert, K. and Mock, A., “Wire drawing with ultrasonically oscillating dies,” Journal of Materials Processing Technology, Vol. 60 , pp. 657-660, 1996.
[8] Petruzelka, J., Sarmanova, J. and Sarman, A., “The effect of ultrasound on tube drawing,” Journal of Materials Processing Technology, Vol. 60, pp. 661-668, 1996.
[9] Jimma, T., Kasuga, Y., Iwaki, N., Miyazawa, O., Mori, E., Ito, K. and Hatano, H., “An application of ultrasonic vibration to the deep drawing process,” Journal of Materials Processing Technology, Vol. 80-81, pp. 406-412, 1998.
[10] Siegert, K., “Influencing the friction in metal forming processes by superimposing ultrasonic waves,” CIRP Annals-Manufacturing Technology, Vol. 50, pp. 195-200, 2001.
[11] Murakawa, M. and Jin, M., “The utility of radially and ultrasonically vibrated dies in the wire drawing process,” Journal of Materials Processing Technology, Vol. 113, pp. 81-86, 2001.
[12] Hayashi, M., Jin, M., Thipprakmas, S., Murakawa, M., Hung, J.C., Tsai, Y.C. and Hung, C.H., “Simulation of ultrasonic-vibration drawing using the finite element (FEM),” Journal of Materials Processing Technology, Vol. 140, pp. 30-35, 2003.
[13] Kumar, V.C. and Hutchings, I.M., “Reduction of the sliding friction of metals by the application of longitudinal or transverse ultrasonic vibration,” Tribology International, Vol. 37, pp. 833-840, 2004.
[14] Hung , J.C. and Hung, C.H., “The influence of ultrasonic-vibration on hot upsetting of aluminum alloy,” Ultrasonics, Vol. 43, pp. 692-698, 2005.
[15] Suh, C.M., Song, G.H., Suh, M.S., Pyoun, Y.S., “Fatigue and mechanical characteristics of nano-structured tool steel by ultrasonic cold forging technology,” Materials Science and Engineering : A, Vol. 443, pp. 101-106, 2007.
[16] Ashida, Y. and Aoyama, H., “Press forming using ultrasonic vibration,” Journal of Materials Processing Technology, Vol. 187-188, pp. 118-122, 2007.
[17] Wang Ting, Wang Dongpo, Liu Gang, Gong Baoming, Song Ningxia, “Investigations on the nanocrystallization of 40Cr using ultrasonic surface rolling processing,” Applied Surface Science, Vol. 255, pp. 1824-1829, 2008.
[18] Yanxiong Liu, Sergey Suslov, Qingyou Han, Clause Xu, Lin Hua, “Microstructure of the pure copper produced by upsetting with ultrasonic vibration,” Materials Letters, Vol. 67, pp. 52-55, 2012.
[19] A. Rosochowski, L. Olejnik, “Numerical and physical modelling of plastic deformation in 2-turn equal channel angular extrusion,” Journal of Materials Processing Technology, Vol. 125–126, pp. 309-316,2012.
[20] W.J. Kim, J.C. Namgung, J.K. Kim, “Analysis of strain uniformity during multi-pressing in equalb channel angular extrusion,” Scripta Materialia, Vol. 53, pp. 293-298, 2005.
[21] Shubo Xu, Guoqun Zhao, Xinwu Ma, Guocheng Ren, “Finite element analysis and optimization of equal channel angular pressing for producing ultra-fine grained materials,” Journal of Materials Processing Technology, Vol. 184, pp. 209-216, 2007.
[22] Nagasekhar, A.V., Yip, T.H., Seow, H.P., “Deformation behavior and strain homogeneity in equal channel angular extrusion/pressing,” Journal of Materials Processing Technology, Vol. 192–193, pp. 449-452, 2007.
[23] Hong Jiang, Zhiguo Fan, Chaoying Xie, “3D finite element simulation of deformation behavior of CP-Ti and working load during multi-pass equal channel angular extrusion,” Materials Science and Engineering: A, Vol. 485, pp. 409-414, 2008.
[24] Patil, V., Chakkingal, U., Prasanna Kumar, T.S., “Study of channel angle influence on material flow and strain inhomogeneity in equal channel angular pressing using 3D finite element simulation,” Journal of Materials Processing Technology, Vol. 209, pp. 89-95, 2009.
[25] Nagasekhar, A.V., Yoon, S.C., Y. Tick-Hon, Kim, H.S., “An experimental verification of the finite element modeling of equal channel angular pressing,” Computational Materials Science, Vol. 46, pp. 347-351, 2009
[26] Djavanroodi, F., Ebrahimi, M.,“Effect of die channel angle, friction and back pressure in the equal channel angular pressing using 3D finite element simulation,” Materials Science and Engineering: A, Vol. 527, pp. 1230-1235, 2010.
[27] Luri, R., C.J. Luis Pérez, D. Salcedo, I. Puertas, J. León, I. Pérez, J.P. Fuertes, “Evolution of damage in AA-5083 processed by equal channel angular extrusion using different die geometries,” Journal of Materials Processing Technology, Vol. 211, pp. 48-56, 2011.
[28] Si, J.Y., Gao, F., Zhang, J., “Finite Element Analysis of Die Geometry and Process Conditions Effects on Equal Channel Angular Extrusion for β-Titanium Alloy,” Journal of Iron and Steel Research International, Vol. 19, pp. 54-58, 2012.
[29] V. M. Segal, V.I. Reznikov, A.E. Drobyshevskiy and V.I. Kopylov,
“Russian Metallurgy”, (Engl. Transl.), 1(1981), pp.115.
[30] “DEFORMTM 2D Version 9.0 User’s Manual”, Scientific Forming Technologies Corporation.
[31]F. Djavanroodi , H.Ahmadian , K . Koohkan , R .Naseri , “Ultraconic assisted-ECAP”, Ultrasonics,Volume 53, Issue 6, Pages 1089–1096, August 2013.
[32]島川正憲,超音波工學理論實務,復漢出版社,1992
[33] A.M. Goijaerts, L.E. Govaert and F.P.T. Baaijens, “Experimental and Numerical Investigation on the Influence of Process Speed on the Blanking Process”, ASME Journal of Manufacturing Science and Engineering, Vol 124, pp.416-419, 2002.
[34] Fazil O. Sonmez, Ahmet Demir, “Analytical relations between hardness and strain for cold formed parts,”Journal of Materials Processing Technology, Volume 186, Issues 1–3, , Pages 163-1737, May 2007
[35] A. Kawalek, ”Forming of Band Curvature in Asymmetrical Rolling Process,”Journal of Materials Processing Technology,155-156(2004) 2033-2038. |