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Here we go AGAIN... (concentricity and alignments)

Another instance of my programmer and I butting heads. First off, I want to ask... Is an alignment needed to measure the concentricity of 2 circles? If so, can a proper alignment be made with paint on the plane that we are leveling the part to? He says that even with paint (very uneven paint) on the part, the concentricity will be accurate. Again, be gentle. Slight smile
Parents
  • Remember, concentricity, as reported by PCDMIS, is the same as location, not the ASME Y-14.5 Standard of opposing median points.

    It is correct to ISO Standard of concenricity.


    I suggest you run a test; measure with and without paint and with and without circles (cylinders). I suspect the difference you see is within the repeatability of the machine.
Reply
  • Remember, concentricity, as reported by PCDMIS, is the same as location, not the ASME Y-14.5 Standard of opposing median points.

    It is correct to ISO Standard of concenricity.


    I suggest you run a test; measure with and without paint and with and without circles (cylinders). I suspect the difference you see is within the repeatability of the machine.
Children
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