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The fixed gantry would benefit from stiffening in the fore/aft direction. Start at the top of the gantry in each corner and run a brace down to the front or rear corner of the machine. If you look...

I agree with Rob completely increase the size and stay with this design or switch design completely.

Personally I'd stick with this design and increase size because it's a very strong design and...

The design in the picture is a nice design and would work well as it uses a fixed gantry and moving bed, but if you want to have a fixed bed and moving gantry then I think you will run into problems...

Rail Types


There are basically three type – Round Rail, Supported Round Rail and Profile Rail.


Round rail with closed bearings has pretty tight tolerance (little bearing play) but since the...

Hi guys,
thanks to all for the valuable inputs.

For now i have to wait until they cut with laser the pieces, so i can proceed further.

Meanwhile as a thanks to all for the help...

Here's a spreadsheet to help when working out timing belt lengths. There are plenty of these calculators online, but I made this as I find it makes it easier to compare options when you can list...