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Why does nobody talk about how much one bad tool change can wreck your whole day
Last Tuesday rolled into work, set up a job on our Haas VF-2, first few parts came out great. Then around 10 AM the tool changer hiccuped on a 1/2 inch end mill and sent the spindle into the part. That one mistake cost me 4 hours of re-programming and re-cutting, plus I had to re-order stock. Has anyone else had a random tool changer glitch just spiral into a full disaster like that?
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xenarobinson3d ago
Had this exact thing happen on my VF-3 about six months back. Took a solid five hours to get everything back to square one because the crash bent a couple of the retention fingers too. In my experience, you gotta keep a close eye on the tool change arm alignment especially after any kind of hiccup. One thing that helped me was running a slow tool change cycle a few times after a crash to make sure nothing's binding or jumping. Also worth double checking your tool offsets after, because that vibration can shift things just enough to mess up your next part. Your mileage may vary but a quick air gun blowout of the carousel slots every few weeks saved me from a repeat headache.
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jenny58020h ago
Five hours? Man, that's brutal. I'd lose my mind.
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Four hours of reprogramming for one glitch sounds about right. I think the Haas tool changer has a personal vendetta against us all.
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