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  1. rfhall

    Layers

    If all the dimensions are on one layer, can that layer only be downloaded so the dimensions can be transfered to an excel spread sheet to create and inspection form. This would eliminate the QA people from having to copy by hand all the dimensions for inspection instructions, first articles, etc.
  2. rfhall

    Press Fit Question

    Thanks for the replies The hole in the block is round. Don't have access to FEA. Can't do test as the block is made from Beryllium $$$. The pin is SS 303 at .0626 diam. I used .243 as the outer diameter. This is greater than 2 times the diameter. My customer is basing his calculations on the...
  3. rfhall

    Press Fit Question

    Have used several calculators ,formulas and other threads from this forum to determine the force required to press fit a pin in to a block of material. Every formula and calculator requires the diameter of the disk or hub. I am inserting the pin into a rectangular block. I am assuming the...
  4. rfhall

    Tolerance stack up of Form

    Ineed to perform a tolerance stackup to include form requirements (profile, parallelism, etc) What is the best way to perform this. I am planning to do a Monte Carlo analysis. Is Normal distribution correct Is there a web site with sample that may help. Thanks
  5. rfhall

    Blanking of 4mm SS Strip

    Ganesh, Here is a formula I use to determine tonnage of the press. F= .7(thichness)(cicumference)(UTS). For your application using 304 SS and in inches F= .7(.157 in)(25.12 in)100000lbs/sq in F = 275958 lbs F= 138 tons

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