scholarly journals Study the Effects of Spring Back on Sheet Metal Bending using Mathematical Methods

2017 ◽  
Vol 06 (05) ◽  
Author(s):  
Gebresenbet T ◽  
Alie Wube Dametew

Due to increasing Globalization it is very much essential for manufacturers to produce goods having highest reliability and in required time. This is achieved by using various manufacturing methods. The transformers which are currently assembled for Welding Machines require hammering of the extruded Metal plate. This method requires large Human effort in form of Hammering. Hence the safety of the operator is also at a risk. The main purpose of this system is to automate the bending process so that almost negligible amount of Human Effort is required and the process becomes completely safe. This paper concentrates on the basic factors which should be considered while designing bending machine especially when sheet metal can’t be bent separately and having space constraint. Factors considered are force required, punch radius, reduction of spring back,


Author(s):  
Chetan P Nikhare ◽  
Nitin Kotkunde ◽  
Swadesh Kumar Singh

2014 ◽  
Vol 53 ◽  
pp. 797-808 ◽  
Author(s):  
H. Zein ◽  
M. El Sherbiny ◽  
M. Abd-Rabou ◽  
M. El shazly

2014 ◽  
Vol 15 ◽  
pp. 439-446 ◽  
Author(s):  
U. Damerow ◽  
D. Tabakajew ◽  
M. Borzykh ◽  
W. Schaermann ◽  
W. Homberg ◽  
...  

Author(s):  
Satyandra K. Gupta

Abstract Sheet metal bending press-brakes can be setup to produce more than one type of parts without requiring a setup change. To exploit this flexibility, we need setup planning techniques to generate press-brake setups that can be shared among many different parts. In this paper, we describe an algorithm which partitions a given set of parts into setup compatible part families which can be produced on the same setup. Our algorithm is based on a two step approach. The first step is to identify setup constraints for each individual part. The second step is to form setup-compatible part families based on the compatibility of setup constraints. We expect that by producing many different types of parts on the same setup, we can significantly reduce the required number of setups and enable cost effective small batch manufacturing.


2018 ◽  
Vol 15 ◽  
pp. 1314-1321 ◽  
Author(s):  
Yoshihiro Sagisaka ◽  
Kiyomitsu Yamashita ◽  
Hiroyasu Ueta

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