An Influence of Tool Profiles on the V-Bending Process of Sheet Metal

Abstract:

• Periodical: Key Engineering Materials (Volumes 274-276)
• Pages: 553-558
• DOI: https://doi.org/10.4028/www.scientific.net/KEM.274-276.553
• Online since: October 2004
• Authors: You Min Huang, Tsung Chia Chen
• Keywords: Camber Profile, Elasto-Plastic Analysis, Springback, V-Bending

References

[1] K. Lange: Handbook of Metal Forming (McGraw-Hill, New York, 1985).

[2] K.J. Weinmann and R.J. Shippell: Sixth North American Metal Working Research Conference Proceeding (May 1978), p.220.

[3] C. Magnusson and Z. Tan: Proceedings of 16th Biannual IDDRG Congress (May 1990), p.363.

[4] Y.M. Huang, H. Takizawa, A. Makinouchi and T. Nakagawa: Spring Proceedings on Plastic Working (1989), p.275.

[5] Y.M. Huang, Y.H. Lu and A. Makinouchi: J. of Mater. Proc. Tech. Vol. 35 (1992), p.129.

[6] H. Ogawa, A. Makinouchi, H. Takizawa and N. Mori: Advanced Technology of Plasticity Proceedings of Fourth International Conference on Technology of Plasticity (1993), p.1641.

[7] R.M. McMeeking and J.R. Rice: Int. J. Solids Structures Vol. 11 (1975), p.601.

[8] H.L. Cao and C. Teodosiu: Conference proceedings: Computational Plasticity - fundamentals and applications (1989), p.959.

[9] Y. Yamada, N. Yoshimura and T. Sakurai: Int. J. of Mech. Sci. Vol. 10 (1968), p.343.

[10] Santos and A. Makinouchi: Proceedings of Numisheet'93 (1993).

[20] 0 40. 0 60. 0 80. 0 100. 0 Tools Angle (At: degree).

00.

[2] 00.

[4] 00.

[6] 00.

[8] 00.

[10] 00 Springback Angle (Ast: degree) (Rp = 3. 0 ; Rd = 15. 0 ; Wp = 40. 0) Material : M1 Material : M2 Material : M3 Material : M4.

[20] 0 40. 0 60. 0 80. 0 100. 0 Tools Angle (At: degree).

20.

30.

40.

50.

60 Camber Height (δ mm): At (a) (b) Fig. 2. (a) The effect of tool angle on the springback angle with varied blank width and varied blank thickness. (b) The effect of tool angle on the camber height with varied blank width and varied blank thickness. (Rp = 3. 0 ; Rd = 15. 0 ; Wp = 40. 0) Material: M1 ; At = 60o Material: M1 ; At = 30o Material: M1 ; At = 90o Material: M2 ; At = 30o Material: M2 ; At = 60o Material: M2 ; At = 90o -15. 0 -10. 0 -5. 0 0. 0 5. 0 10. 0 15. 0 Relative Position - Y Axis (mm).

DOI: 10.12748/uujms/20131712

[1] 80.

[1] 85.

[1] 90.

[1] 95.

[2] 00.

[2] 05.

[2] 10 Thickness (mm) (Rp = 3. 0 ; Rd = 15. 0 ; Wp = 40. 0) Material: M3 ; At = 60o Material: M3 ; At = 30o Material: M3 ; At = 90o Material: M4 ; At = 30o Material: M4 ; At = 60o Material: M4 ; At = 90o -15. 0 -10. 0 -5. 0 0. 0 5. 0 10. 0 15. 0 Relative Position - Y Axis (mm).

DOI: 10.1016/b978-0-12-408082-9.15004-3

[4] 25.

[4] 50.

[4] 75.

[5] 00.

[5] 25.

[5] 50.

[5] 75 Thickness (mm) Fig. 3. The effect of tool angle on the thickness distribution of bend axis with varied blank width and varied blank thickness.

0 3. 0 6. 0 9. 0 12. 0 15. 0 18. 0 Die Radius (Rd: mm).

00.

40.

80.

[1] 20.

[1] 60.

[2] 00.

[2] 40 Springback Angle (Ast: degree) (Rp = 3. 0 ; Wp = 40. 0 ; At = 90o) Material : M1 Material : M2 Material : M3 Material : M4 Rd (Rp = 3. 0 ; Wp = 40. 0 ; At = 90o) Material : M1 Material : M2 Material : M3 Material : M4.

DOI: 10.2307/j.ctv2xn168h.6

0 3. 0 6. 0 9. 0 12. 0 15. 0 18. 0 Die Radius (Rd: mm).

20.

24.

28.

32.

36 Camber Height (δ: mm) Rd (a) (b) Fig. 4. (a) The effect of die radius on the springback angle with varied blank width and varied blank thickness. (b) The effect of die radius on the camber height with varied blank width and varied blank thickness. -15. 0 -10. 0 -5. 0 0. 0 5. 0 10. 0 15. 0 Relative Position - Y Axis (mm).

DOI: 10.1002/jcop.22993/v2/decision1

[1] 84.

[1] 88.

[1] 92.

[1] 96.

[2] 00.

[2] 04.

[2] 08 Thickness (mm) Material: M1 ; Rd = 9. 0 Material: M1 ; Rd =15. 0 Material: M1 ; Rd = 3. 0 Material: M2 ; Rd = 3. 0 Material: M2 ; Rd =15. 0 Material: M2 ; Rd = 9. 0 (Rp = 3. 0 ; Wp = 40. 0 ; At = 90o) -15. 0 -10. 0 -5. 0 0. 0 5. 0 10. 0 15. 0 Relative Position - Y Axis (mm).

DOI: 10.2172/1503176

[4] 50.

[4] 70.

[4] 90.

[5] 10.

[5] 30.

[5] 50.

[5] 70 Thickness (mm) Material: M3 ; Rd = 3. 0 Material: M4 ; Rd = 3. 0 Material: M4 ; Rd = 9. 0 Material: M4 ; Rd =15. 0 Material: M3 ; Rd =15. 0 Material: M3 ; Rd = 9. 0 (Rp = 3. 0 ; Wp = 40. 0 ; At = 90o) Fig. 5. The effect of die radius on the thickness distribution of bend axis with varied blank width and varied blank thickness. (Rd = 15. 0 ; Wp = 40. 0 ; At = 90o) Material : M1 Material : M2 Material : M3 Material : M4.

DOI: 10.4172/2169-0022.1000226

0 3. 0 6. 0 9. 0 12. 0 Punch Radius (Rp: mm).

00.

[1] 00.

[2] 00.

[3] 00.

[4] 00.

[5] 00.

[6] 00 Springback Angle (Ast: degree) Rp (Rd = 15. 0 ; Wp = 40. 0 ; At = 90o) Material : M1 Material : M2 Material : M3 Material : M4.

0 3. 0 6. 0 9. 0 12. 0 Punch Radius (Rp: mm).

25.

30.

35.

40.

45.

50 Camber Height (δ: mm) Rp (a) (b) Fig. 6. (a) The effect of punch radius on the springback angle with varied blank width and varied blank thickness. (b) The effect of punch radius on the camber height with varied blank width and varied blank thickness. -15. 0 -10. 0 -5. 0 0. 0 5. 0 10. 0 15. 0 Relative Position - Y Axis (mm).

DOI: 10.1002/jcop.22993/v2/decision1

[1] 84.

[1] 88.

[1] 92.

[1] 96.

[2] 00.

[2] 04.

[2] 08 Thickness (mm) Material: M1 ; Rp = 6. 0 Material: M1 ; Rp = 9. 0 Material: M1 ; Rp = 3. 0 Material: M2 ; Rp = 3. 0 Material: M2 ; Rp = 9. 0 Material: M2 ; Rp = 6. 0 (Rd = 15. 0 ; Wp = 40. 0 ; At = 90o) -15. 0 -10. 0 -5. 0 0. 0 5. 0 10. 0 15. 0 Relative Position - Y Axis (mm).

DOI: 10.31857/s0203-0306201953-21-13665

[4] 50.

[4] 70.

[4] 90.

[5] 10.

[5] 30.

[5] 50.

[5] 70 Thickness (mm) Material: M3 ; Rp = 6. 0 Material: M3 ; Rp = 9. 0 Material: M3 ; Rp = 3. 0 Material: M4 ; Rp = 3. 0 Material: M4 ; Rp = 9. 0 Material: M4 ; Rp = 6. 0 (Rd = 15. 0 ; Wp = 40. 0 ; At = 90o) Fig. 7. The effect of punch radius on the thickness distribution of bend axis with varied blank width and varied blank thickness.

DOI: 10.4172/2169-0022.1000121