scholarly journals In-process Monitoring of Stamping Process of Thin Plate

2016 ◽  
Vol 57 (669) ◽  
pp. 983-990 ◽  
Author(s):  
Naoto HAGINO ◽  
Seiji KOMIYA ◽  
Junichi ENDOU ◽  
Masao ISHIHAMA
Author(s):  
Sripati Sah ◽  
Robert X. Gao

This paper investigates the interactions between sheet metal stamping tool and workpiece through finite element simulation and experiments using an array of force sensors embedded into a customized stamping test fixture. The study is aimed at developing a more effective means for stamping process monitoring as compared to the conventionally used tonnage sensing technique. An analytical framework for processing data acquired from the sensor array is established, and the spatial significance of the sensor positions has been incorporated into the analysis. The utility of two numeric surface generation schemes has been investigated to interpolate the pressure distribution at any point across the tooling surface, based on measurements from limited, spatially distributed sensing points. The suitability of the surface schemes has been evaluated using finite element models established for the customized test fixture. The feasibility of embedded pressure sensing for defect detection in stamping operations has been demonstrated.


2009 ◽  
Vol 49 (7-8) ◽  
pp. 634-644 ◽  
Author(s):  
Numpon Mahayotsanun ◽  
Sripati Sah ◽  
Jian Cao ◽  
Michael Peshkin ◽  
Robert X. Gao ◽  
...  

Author(s):  
Anand Tharanathan ◽  
Jason Laberge ◽  
Peter Bullemer ◽  
Dal Vernon Reising ◽  
Rich McLain

1998 ◽  
Vol 49 (9) ◽  
pp. 976-985
Author(s):  
M Wood ◽  
N Capon ◽  
and M Kaye

2010 ◽  
Vol 130 (11) ◽  
pp. 1987-1993
Author(s):  
Makoto Ono ◽  
Hirohito Hayashi ◽  
Akira Kondo ◽  
Daisuke Hamaguchi ◽  
Shun'ichi Kaneko

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