SO3: XXL Mega-Enclosure and Dust Collection

I have yet to cut anything with the machine. But I guess I’ll find out soon. Awesome looking enclosure and shop!

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Our enclosures don’t have noise deadening material, but we used small rectangular air filters cut in the side or rear, wherever good airflow would be allowed. Personally I can’t tell any difference in sound levels with or without the openings.

The Festool dust Extractors are louder than the DeWalt routers with the enclosures enclosed.

Don’t worry about a carpeted baffle system until you listen to it with just a 2" hole first. You might not need the baffle. Just leave enough room inside or outside the hole to add something later if you need to.

If you need something I would try a Hayden central vac muffler first. They are cheap and super easy to add. https://www.thinkvacuums.com/vaculine-central-vacuum-square-muffler-765500w.html?account=&st-t=adwords&vt-k=&vt-mt=&vt-ap=1o3&gclid=CjwKCAjw_b3cBRByEiwAdG8WqiPiax9ui2jRu9o_Fcmql9zLtDCmAVp4cQ5_fq2lf0eNb3LmiyunkRoCtXgQAvD_BwE

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You really need a vacuum system to keep dust down. Otherwise you will have an enclosure full of dust degrading your mechanicals and you will be forcing some dust out of the enclosure. A low flow compressed air stream + a dust shoe would be fine.

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hi Tony
I like what you built.

how did you manage to control the light and speed of your dewalt router from that control panel?

image

I am very interrested in that .
thanks for your answer.

Check this out… SO3: How to mod the Dewalt DW611 for remote speed, light and power control

I described how to modify the router to remotely control the speed and light there. Let me know if that’s what you need.

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thanks a lot tony, this is exactly what I needed.

I just gonna wait 6 month until my router’s warranty is over, we never know!

thanks again for your sharing, my shapeoko enclosure looks like almost the same as yours

Made a quick video showing the sound difference with the enclosure. Hope it is helpful!

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Thanks for sharing the video. I’d guess the double walls knock an extra 5dB or so off. It’s hard to say for sure because bit size, router speed, material and feeds, shop floors and walls all influence sound levels.

For a reference here’s my sound attenuation video. http://bit.ly/2NYYXxR-sound-and-dust

It’s great seeing more enclosures in action. I’d never want to use a router without one now that ive gotten used to the benefits.

Hi Tony I am Loving your work I would be very keen to know how you moved the stepper control box to the outside of the housing. It looks like you have plenty of slack on the nema control wires, on my vanilla installation, I had just enough to connect with an inch or so spare so would love to know how you achieved this.

did you add longer wires etc, any help from you or others on this will be gratefully received

Thanks in advance
Sherpa

The community has notes on the connectors at: https://wiki.shapeoko.com/index.php/Shapeoko_3#Connectors

I’d recommend coiling the wire at the motors, then doing straight runs from there all the way to wherever the controller ends up using shielded 4-conductor cable. See: https://wiki.shapeoko.com/index.php/Parts#Wiring

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I just soldered in extensions. It was easy but tedious.

Tony: I am laying this box out now in CAD for the XXL - Just to be clear ,are you recommending that it be wider than your original recommendation of 48 x 48" foot print like 50" w + x 60" DP? and higher than the 19" ? Thanks

The electronics hang off the left edge a bit, and you’ll want room for cables to run.

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That is correct. I originally designed it to use less plywood but adding a couple inches to the width is worth the extra cost. Figure out how you want to handle dust collection and base the height on that. If I were to make another one I would probably try to bring the DC hose from the top. However the way I have it now works great 99% of the time.

I hope that helps.

I don’t know if I would make it any bigger front to back. The way it is I can reach the back of the cabinet easily but I have to leave the door open if I need the full 33" front to rear. I rarely need to use that extra travel up front so being able to reach the rear is worth the trade.

If I understand something like 52" w x 48" deep x 25" H? I have not figured out the DC hose but top mount makes sense to me

I don’t remember the dimensions I listed but 2" extra width, depth to your preference and height at least 3" taller than I used, maybe more depending on what you are going to do with DC. Figure that out first before you build your enclosure.

I have a question about the base. I’m putting my XXL in my basement for now, with the idea that we might be moving in the next year or 2 so I am going to build the enclosure detachable from the top. So my question is how important in the torsion box base? I was planning on building the legs out of 2x4’s or 4x4’s but making them able to come part to fit through the basement door. So if I got beefy base, Torsion box top and then enclosure is that decent enough to maintain stability in the machine? Or should I build everything out of 3/4 plywood? legs base and enclosure? A sheet of 3/4 good 1 side spruce plywood here is $60 as soon as I break the 48" mark for measurements on things it just gets crazy.

Also I think everyone is a fan of mounting the cnc directly to the base. What about adding leveling feet to the base of the stand?

Thanks

Bill

A torsion box base is a nice starting point — precision has to start somewhere, and a rigid level surface allows one to reference off it.

That said, lots of folks just grab a table or workbench and install on that, and lots of other folks have dispensed w/ the leveling feet (I did, and I need to do something about the PEM nuts as well).