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  • Coaxial Datum Feature?

    Hello, all! (I'm ignorant. Tear me apart!) This is the first time I've come across this type of call out. I understand a bit about how it works, but need help with the execution. Could someone, please, walk me through the general steps I'd take…
  • equate alignment step by step

    Good Afternoon 1st time I'm trying to use equate alignment for a long part - I used to measure part in 2 separated stages so I have 2 separated independent programs. I combined them in one program remembering to change IDs in stage 2 to avoid duplicates…
  • GD&T measurement error

    Good afternoon all, I am trying to set up a quick program to measure a true position call out for a part we are running at the shop. it is a small bushing and the TP call out is the O.D. cylinder to the I.D. cylinder (datum A) and a perpendicular…
  • Profile surface datum definition

    I am trying to set the datum, but I wonder if there is a way to set the datum a when datum A is a curved surface as shown in the figure. version : pc-dmis cad++ 2018 r1 ​
  • A Couple Newbie CMM Questions

    Good evening everyone! I’m extremely new to CMMs, GD&T, and pretty much anything to do with this whole world. (>4 months) My employer found themselves in a tight spot when our old CMM Operator/Programmer left for another company. The previous employee…
  • Delete datum information on True Position FCF

    I Have trouble when showing True Position on FCF, There is some information i want to hide or delete, that is location on Datum which shown in Position tab, that information come when i add secondary and tertiery datum with MMC or LMC on True Position…