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Cylinder Default Retract Distance


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Is there a way to configure it so that the retract distance is always the radius by default? I know where the default retract/clearance distance can be set, but the entry field doesn't seem to have a "Formula..." in the right click menu.

🤞 Hoping its not a PCM specific thing! Haven't convinced my boss to get that one yet...

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Just curious. Why do you not to use the default process?  What if the circle is 10" in diameter?  Or, the circle is one side of a circular groove?  

Clearance distance is in the axial direction, not radial.

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The majority of the circular features on our models where I work are small; Enough that if I use the default-default retract distance of 5mm, the probe will hit the opposite side of the bore when trying to maneuver. Or at least in my experience this is what has happened in the past. Having it always default to the radius means it will always move in the bore along its axis and won't hit anything. Do I have this backwards? 😅

Just to be clear I mean in the Save/Load Defaults menu, not the clearance settings on the feature itself. Ex: 

image.thumb.png.52a345794ce1a7eae0898f12d86132ab.png

I just want to set a global rule akin to "Whatever cyl/circ I extract, I want your default retract distance to be your radius". I can always go in and set the retract distance to be bigger if the hole is relatively huge. I just don't see many of those here that warrant it.

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  By default, Calypso automatically adjusts the retract distance when it is too large to fit in a circular feature, i.e. circle, cylinder, cone, & sphere.  It doesn't actually change the value in the retract distance field but it auto-adjusts to a pro-rated value based the diameter.  As I recall, it did not do this on early versions of Calypso, around 3.8 or so.  However, for me that was 22 years ago I was a newbie and my memory may be wrong. 

Anyway, for linear features, i.e. planes, lines and point, the retract distance is exactly what is specified. The way I describe it, is that a linear feature doesn't know it's surroundings, i.e. what is adjacent to it or opposite from it.  So, when working on interior features, you always need to know where everything is.  For example, when measuring between 2 parallel planes, one must be aware of the width and make adjustments to the retract distance.  A simple formula for retract distances in this situation is (slot width -  probe diameter) / 2 which puts you directly in center.  This formula works for diameters, too.

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