Modeling approach to estimate the elastic characteristics of workpiece and shrink-fitted die for cold forging

Journal of Materials Processing Technology

Volumn 147, Issue 1, 2004, Pages 102-110

  Lee, Youngseon ^a   Lee, Junghwan ^a   Kwon, Yongnam ^a   Ishikawa, T ^b  

^a Korea Institute of Machine and Materials   (South Korea)

^b NAGOYA UNIVERSITY   (Japan)

Author keywords

Cold forging; Elastic deformation; FEM; Shrink fitting; Strain gage; Tool

Indexed keywords

DEFORMATION; ELASTIC MODULI; ELASTOPLASTICITY; FINITE ELEMENT METHOD; SHRINKFITTING; STRAIN GAGES; STRESS ANALYSIS;

COLD FORGING; ELASTIC DEFORMATION;

FORGING;

EID: 1842740132     PISSN: 09240136     EISSN: None     Source Type: Journal    
DOI: 10.1016/j.jmatprotec.2003.12.008     Document Type: Article

References (10)

1. Sadeghi M.H., Dean T.A. Analysis of dimensional accuracy of precision forged axisymmetric components. Proc. Inst. Mech. Eng. B: J. Eng. Manuf. 205(4):1991;171-178.
2. Lu X., Balendra R. Evaluation of FE models for the calculation of die-cavity compensation. J. Mater. Process. Technol. 58:1996;212-216.
3. Qin Y., Balendra R. FE simulation of the influence of die-elasticity on component dimensions in forward extrusion. Int. J. Mach. Tools Manuf. 37(2):1997;183-192.
4. Long H., Balendra R. Evaluation of elasticity and temperature effects on the dimensional accuracy of back-extruded components using finite element method. J. Mater. Process. Technol. 80/81:1998;665-670.
5. Ishikawa T., Yukawa N., Yoshida Y., Kim H., Tozawa Y. Prediction of dimensional difference of product from tool in cold backward extrusion. Ann. CIRP. 49(1):2000;169-172.
6. Rosochowski A., Balendra R. Secondary yielding of forged components due to unloading. J. Mater. Process. Technol. 115:2001;233-239.
7. Lu X., Balendra R. Finite element simulation for die-cavity compensation. J. Mater. Process. Technol. 115:2001;227-232.
8. Park Y.B., Lee K.H. Study on the deformation of die and product in closed die upsetting. J. Mater. Process. Technol. 118:2001;417-421.
9. Lee Y., Lee J., Ishikawa T. Analysis of the elastic characteristics at forging die for the cold forged dimensional accuracy. J. Mater. Process. Technol. 130/131:2002;532-539.
10. Long H., Balendra R. FE simulation of the influence of thermal and elastic effects on the accuracy of cold-extruded components. J. Mater. Process. Technol. 84:1998;247-260.