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New project Krupp Raumer S
Posted: Thu Nov 02, 2017 9:13 pm
by midlife306
Hi all,
I've been looking for a decent sized project to 3d print, to be honest I feel lost now that my 1/16 LCM3 is all but finished.
I managed to find a 3d model of a Krupp Raumer S. Its a big bugger, so it should take a week or two...
The model I found is supposed to be 1/100, after checking the o/d of the wheels ive had to scale them up by 629% to get them the correct diameter for 1/16 scale. The wheels were 2.7m diameter, gulp
I'll post a pic up shortly of a wheel at size on my Slicer desktop.
Here is a pic to whet your appetites.
Cheers
Wayne
Re: New project Krupp Raumer S
Posted: Thu Nov 02, 2017 9:33 pm
by midlife306
As promised, here’s a 2.7m wheel at 1/16 in my Slic3r program. The bed size you can see is 220 x 220mm

Cheers
Wayne
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Re: New project Krupp Raumer S
Posted: Wed Nov 08, 2017 8:40 pm
by midlife306
A few days in & I’ve completed printing the front half, it measures 540mm long x 165mm wide at the cabin. Luckily the rear half is a carbon copy of the front so my printer is off running proven g code

I can’t help thinking that strategically this thing would have been an awesome piece of kit for breaking through defences & there’s loads of room inside it, you’d think it would carry at least some form of weapon......
The biggest headache is going to be the articulation joint & making it steerable, I’ve been giving it some thought so watch this space.


I’ve ordered a couple of solid rear axles from China, looks like they should fit the bill nicely.
HG P401/P402/P601 1/10 RC Car Rear Gear Box HG-BX03
https://rover.ebay.com/rover/0/0/0?mpre ... 2428908500
Cheers
Wayne
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Re: New project Krupp Raumer S
Posted: Wed Nov 08, 2017 10:12 pm
by B_Man
That thing is huge. What were they used for?
Re: New project Krupp Raumer S
Posted: Wed Nov 08, 2017 10:56 pm
by midlife306
Hehe, they only built one & the Americans captured it before it could be used. It was designed to clear mines, the front wheels are a wider track than the rears to clear a wider track for the tanks, fingers crossed it should look something like this when finished...

Cheers
Wayne
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Re: New project Krupp Raumer S
Posted: Thu Nov 09, 2017 4:11 am
by c.rainford73
Wayne this will be such an awesome project.

Will be following along with this one it's a favorite of mine

Re: New project Krupp Raumer S
Posted: Thu Nov 09, 2017 8:52 am
by midlife306
Thanks, I’ve done the easy bit now, this is where it should start to get interesting, I’ve quite a few things on their way over from China & my Dremel is ready to go.
Cheers
Wayne
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Re: New project Krupp Raumer S
Posted: Thu Nov 09, 2017 9:25 am
by B_Man
I'm really interested to see how you make it steer. How did the prototype do it? Was it by using the articulation joint?
Re: New project Krupp Raumer S
Posted: Thu Nov 09, 2017 10:30 am
by midlife306
A lot of it is guess work, the only pics that exist only hint at he steering mechanism, all you can really see are massive hydraulic rams, these kits give a good idea though.
Think the majority of mine will be metal though as I want it to be robust.
Cheers
Wayne
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Re: New project Krupp Raumer S
Posted: Sat Nov 11, 2017 2:06 am
by midlife306
After an 18 hour run, I’ve just got the first wheel off the printer, it certainly puts things in perspective!
Imagine being in a dugout & this thing is hammering towards you, I’d have my Reeboks on that’s for sure!

Cheers
Wayne
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