Some readers wrote to me after reading my previous post on “Metal forming spring back”. The technique I mentioned in the post was used on a progressive tool it is not suitable in the single forming tool. Some of the factors for successful bending are the size of interior bend radius and the metal...
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In any press tool design, the first thing to consider is how to determine the flat blank length of the folded component. I won’t go into the boring theory of how the material behaves during bending and how the individual material property affects the length and spring back. To be frank, I hate all these theories! During the bending...
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Somewhere last year, we had a simple progressive tool designed by one of our junior designers. It’s a very simple “U” bracket, 0.8 mm thick cold roll steel with both sides bent up to 1.6mm height. No one really paid attention to it just because this item is too simple to draw any attention...
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