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Running repetitive features


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Customer is currently using a 3rd party programming software to run their Zeiss CMM. They recently had some issues measuring their verification block and want to use a Calypso program to compare the results. The block consists of 5 tooling balls, spaced 150mm apart, on top of a large block, 5 balls on front and 5 balls on the right side. The customer creates their base alignment using the 3 corner balls for spatial and Z origin, one sphere in corner is XY Origin and one ball in another corner is the planar. Then, they check the X and Y location of all 5 balls. They repeat this on all 3 sides. They report the range of deviation and the average value of the 3 runs.

I started by creating my BA on the top, using their protocol. On the front, I created a secondary alignment using the same routine and on the right side. However, when they measure the balls for location, they do it 3 times. Basically, they want to run the program 3 times but all in one program. I know I could create patterns but I need to re-establish the alignments each time. My question is how do I get the program to re-establish the secondary alignments. Do I create 3 individual alignments for each side, 9 in total.

They also check the diameter of a gauge rings, one on each side.

Any thoughts or ideas are greatly appreciated.

verification block.jpg

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LOL I was waiting for a comment on that.... Actually, it is a welded assembly consisting of a top plate, bottom plate and 3 sides. No plate in -X direction. The plates are around 1/2" (12.7mm) thick. So, it's heavy but manageable.

We've learned that we must use temperature compensation as they are trying to hold ± 0002" (0.0508mm) on ball locations and the room is around 73°F (22.8C)
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