scholarly journals Contact Modelling in Isogeometric Analysis: Application to Sheet Metal Forming Processes

2016 ◽  
Vol 734 ◽  
pp. 032123
Author(s):  
Rui P.R. Cardoso ◽  
O.B. Adetoro ◽  
D. Adan
2019 ◽  
Vol 349 ◽  
pp. 458-476 ◽  
Author(s):  
Changsheng Wang ◽  
Xiangkui Zhang ◽  
Guozhe Shen ◽  
Yang Wang

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.


2013 ◽  
Author(s):  
Jörg Heingärtner ◽  
Anja Neumann ◽  
Dirk Hortig ◽  
Yasar Rencki ◽  
Pavel Hora

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