scholarly journals Numerical study of advanced friction modelling for sheet metal forming: influence of the die local roughness

2021 ◽  
pp. 107259
Author(s):  
Alaitz Zabala ◽  
Eneko Sáenz de Argandoña ◽  
Daniel Cañizares ◽  
Iñigo Llavori ◽  
Nagore Otegi ◽  
...  
2013 ◽  
Vol 19 (1) ◽  
pp. 338-341 ◽  
Author(s):  
Kowalik Marek ◽  
Trzepieciński Tomasz

2017 ◽  
Vol 95 (1-4) ◽  
pp. 367-374
Author(s):  
Wissal Yangui ◽  
Ahmed Ktari ◽  
Mouna Gammoudi ◽  
Noamen Guermazi ◽  
Khaled Elleuch

2004 ◽  
Vol 82 (17-19) ◽  
pp. 1435-1442 ◽  
Author(s):  
Ana Reis ◽  
Pedro Teixeira ◽  
J. Ferreira Duarte ◽  
Abel Santos ◽  
A. Barata da Rocha ◽  
...  

Author(s):  
Е. А. Фролов ◽  
В. В. Агарков ◽  
С. И. Кравченко ◽  
С. Г. Ясько

To determine the accuracy of the readjustable punches for separating operations (perforation + punching out) of sheet-metal forming, the accuracy parameters were analyzed using the random balance method using the method of experiment planning. Analytical dependencies are obtained to determine the values of deviation of the outer and inner contour dimensions of perforated and punched out sheet parts. From the dependencies obtained, it is possible to estimate and predict the value of deviation in the dimensions of the resulting part at any time during the operation of the punch. Practical recommendations on the calculation of the actuating dimensions of the working elements (stamping punch, matrix) of readjustable punches are offered.


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