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TIR v/s Concentricity
Someone please explain me the diffrence between TIR and Concentricity?
Thanks,
Chikoo
Thanks,
Chikoo
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TIR includes form error, concentricity does not.<internet bumper sticker goes here> -
and the cmm is crap for both, if you ask mesigpic.....Its called golf because all the other 4 letter words were takenComment
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I never use the runout dimension on the CMM. Don't like the concentricity one but I do use it occasionally.<internet bumper sticker goes here>Comment
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TIR is a surface measurement. Concentricity is an axis measurement. For example, a hexagon on a shaft could have great concentricity but terrible TIR.Comment
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I felt the definition of TIR would help.When in doubt, post code. A second set of eyes might see something you missed.
sigpicComment
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Is it just me or does PCDMIS take the total indicated runout and double it???.....I am checking runout (spec = .0005") and my CMM reports it as .002"......I...11-27-2010, 12:42 PM
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well it seems some things never change. going through some of the old threads i've noticed that Pcdmis has always been a ***** when it comes to checking...11-29-2007, 03:30 PM -
Hello all,
The runout represents for tridimensional metrology a real challenge. The reason is due to the fact that involves object revolution...11-26-2017, 07:18 AM -
I having problems with accuracy using total runout. The datum cylinder is Ø 2.9530" and .700" long. The other cylinder is Ø 2.4420"...03-26-2010, 03:17 PM
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Ok, I have a rod with 2 dia.
The callout is on the 2nd dia. total runout .001 -A-
When I place the rod in the v-block on -A-,...02-23-2010, 10:48 AM
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