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Questions about DCC Alignment and looping correct procedure

So, maybe this is a stupid question, or I'm thinking too much into it, idk. So, I'm still using that same program that I was tinkering with in my last post. I have 2 parts on the 2 table, and I am using 2 probes to inspect them both. Probe 1 inspects part 1, when it's finished it comes down in Y -11.5 inches, and then does the same exact routine on the second part. It goes up in Z+, changes probes, then inspects part 1 for smaller holes, goes up, then back down in Y -11.5 inches to catch the holes on the second part. My question is.... should the DCC part of the program be extended for the second probe as well? What I'm trying to say, is after the probe changes to start inspecting holes, do I need to do another DCC alignment on the first part again to make sure the comp isn't using the second parts variables? I haven't used looping at all so I'm worried that some of the data from part 1 will get screwed up or transposed onto part 2. Also, with looping, you just set the offsets in x,y, z, or rotate it or whatever you want to do.... Does it create another alignment for the second part?? It's own separate alignment? Or does the second part literally just drive off of the first parts coordinates, just shifting it down or over or whatever (which imo is SUPPPPPPPER risky) because all you are doing is just shifting the movements down without actually accounting for where the second part really is. You might be able to get away with that if you are using a perfect setup/ground pins, yadda yadda...but...??? I must be thinking too hard about this problem. But I really do want to know the *why* and what is under the hood of the machine, not just accepting "that's the way it is" just because. Thank you for your time!
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  • Rather than dissect this let's go to the heart of your question. From there you can decide what you need to do to suit your needs.
    "Does it create another alignment for the second part?? It's own separate alignment?" No, not unless you tell it to
    " Or does the second part literally just drive off of the first parts coordinates, just shifting it down or over or whatever" Yes
  • .....I found some interesting information!!! So, the problem I've been having is that when I run this part in a program designed for 1 single part, it checks perfect, and the total positioning is really dead nuts on. My micro-hite agrees very much. But when I've been looping it trying to run 2 parts it keeps messing up. I'm new to looping (I've been using this forum to teach me basically from y'alls help and examples), so I just assumed it was something I was doing something wrong in looping. But these past 2 days every time I had a problem with the looping, just looking at it and moving the loop start or end up or down a few spaces in the proper order fixed the problem. So, I really don't think it can be the loop. The loop doesn't mess with data or actual numbers...then I started thinking about it and checked out the alignments... The first 2 alignments (the first manual alignment and the first DCC alignment) are aligned on the first part in the bottom left hand corner which is perfect...the Third alignment (the second, finer DCC alignment) is aligned in the bottom left hand corner of the SECOND PART!!!!!!!! somehow the alignment got moved to the second part, or I need to do another 3rd DCC alignment on the first part after the second part is done??
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  • .....I found some interesting information!!! So, the problem I've been having is that when I run this part in a program designed for 1 single part, it checks perfect, and the total positioning is really dead nuts on. My micro-hite agrees very much. But when I've been looping it trying to run 2 parts it keeps messing up. I'm new to looping (I've been using this forum to teach me basically from y'alls help and examples), so I just assumed it was something I was doing something wrong in looping. But these past 2 days every time I had a problem with the looping, just looking at it and moving the loop start or end up or down a few spaces in the proper order fixed the problem. So, I really don't think it can be the loop. The loop doesn't mess with data or actual numbers...then I started thinking about it and checked out the alignments... The first 2 alignments (the first manual alignment and the first DCC alignment) are aligned on the first part in the bottom left hand corner which is perfect...the Third alignment (the second, finer DCC alignment) is aligned in the bottom left hand corner of the SECOND PART!!!!!!!! somehow the alignment got moved to the second part, or I need to do another 3rd DCC alignment on the first part after the second part is done??
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