1. Reference problem#
1.1. Geometry#
1.2. Material properties#
Flan:
\(E=69004.N/{\mathrm{mm}}^{2}\) |
Young’s module |
\(\nu =0.3\) |
Poisson’s ratio |
\({\sigma }_{0}=589{({10}^{-4}+\stackrel{ˉ}{{\varepsilon }^{p}})}^{0.216}\) |
Work hardening law |
Punch, die
\(E={10}^{7}N/{\mathrm{mm}}^{2}\) |
Young’s module |
\(\nu =0.3\) |
Poisson’s ratio |
Contact areas: punch/blank, matrix/blank
\[\]
: label: EQ-None
mu =0.15
1.3. Boundary conditions and loads#
Boundary conditions:
the matrix is embedded
the periphery of the blank is embedded
Loading: pressure \(p=\mathrm{12.33N}/{\mathrm{mm}}^{2}\) = stamping force of \(100\mathrm{kN}\)