OMIO CNC Tips, Tricks and Questions

Good to know I just ordered another X8 2220L for myself this week (My team already has one).

Is the new driver backwards compatible with the old card?

No idea on backwards compatibility, but you shouldnā€™t run into any problems getting the right version. We only encountered the problem because we bought our machine through Swyft robotics and they were still distributing the older software when we got it.

They have since updated their product page with links to both versions. Props to the team over there for addressing it quickly once the update was pointed out.

Does anyone know of an alternative to the Velox QMTC that could be used with an OMIO?

We recently got a used onion x8 secondhand. Is there any work around to needing a 32bit OS for the driver? We eventually dug up an old PC a parent had but that seems like a weird expectation to have.

My alum team always ran it off of Windows 10. The only other thing to do is to plug it into a USB 2 port, not a USB 3 (it can work on 3, but Iā€™ve heard anecdotal evidence of it causing problems, and Omio recommends plugging it into USB 2).

Does anyone elseā€™s omio have a little pause at the top of each hole during its drilling sequence? I noticed mach3 would go back up a line before continuing on to the next hole. Example

1. G83 ...
2. X 1
3. Y 1
4. X 2
5. Y 2

After drilling for line 3, mach 3 shows it going back up to line 2, then line 3 again, then moving on to line 4. Adds like a quarter second, maybe half?

We have found reliability by using the tool z-probe. Just clip the lead to the tool, and then put the gauge block face down on the part to complete the circuit. We found a script that does the probing for x and y. @aidanl78 can share. Just edit the button scripts in mach3 on the probe screen. I can make a video demo

We also found that the tool connects to the frame of the omio, so you could clip the lead to the frame, but doing it to the tool is probably safer.

This lets us use the probe buttons in mach3 (default screen set, not wcp) which is really nice. You set the diameter and it works out the math for you.

If you need to do it for material that isnā€™t conductive, you could just put a gauge block between the part and the tool, and then use the tool diameter + 2*gauge block as your ā€˜tool diameterā€™ in mach3. (e.g 1.000" gauge block plus .250" tool = 2.25" tool diameter. When it zeros, it will be -1.125, which checks out)

The scripts we used are from 7407 Wired Boars in their CAM 101 slides. Slide 54 has a link to the Google Drive where the scripts are located and great instructions to install.

We did make some edits to the scripts. I can get a copy of those next time Iā€™m in the shop on Monday. As Tim said, flipping the probe upside down worked just fine.

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