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Hello from Trondheim, Norway

Posted: Thu Jan 14, 2016 9:29 am
by Viking
Hello

I just finished breaking in my new Rostock Max v2, just 2 weeks after I gor the box at the post office. It work actually very well almost strait away, This where a far easier start than with my other 3d printer, a Vellemann k8400. As I'm writing this, the k8400 actually died on it's self with a flash and the smell of burnt electronic.

I have already read most of the topics here, and I have learned quite a few things about using the rostock. I hope to be able to contribute here with usefull things. I'm not new to 3d printing or to CAD software, I used to work with Solidworks, now I'm using Onshape. I also using my 3d printers to make stuff for my underwater camera, mostly things that can't be found or redesign to fit my requirements.

I'm breaking the rostock in with printing parts for an SCARA arm based 3d printer, all parts in ABS, this can be a fun sidekick to the rostock printer.


Best Regards
Viking

Re: Hello from Trondheim, Norway

Posted: Thu Jan 14, 2016 10:40 am
by Xenocrates
Welcome to the forums, I'm glad you're finding the Rostock more reliable than your previous printer. I do somewhat question the logic of using a SCARA arm for a printer. Z positioning accuracy would be compromised by that geometry, due to the paired motors along a single axis allowing slop. I would prefer an articulated arm, as you rarely have axis's working in the same plane, and never have them lined up really (At least with Fanuc controllers, they will error out if you line them up, giving the error code singularity) Those are designed for precision work much more than SCARA robots, which are intended to be assembly robots, and thus have compliance designed into the geometry (thus the name, Selective Compliance Assembly Robot Arm). I've also actually seen articulated printers, but not seen anything actually working with a SCARA arm in person (Fanuc US's R&D lab is near enough they bring stuff like printing toolheads to maker fairs and shows) I know the Maker-arm planned to do SCARA with different tools, but they've largely only demonstrated those without Z positioning sensitivity, such as routing, laser cutting, and assembly. At the end of the envelope, you may have interesting problems. I look forward to seeing how it goes, and I'm curious as to how you'll handle the quill.

Re: Hello from Trondheim, Norway

Posted: Thu Jan 14, 2016 11:23 am
by Eaglezsoar
Welcome to the forum Viking and we are glad to have you as a member.
With your experience it sounds as though you can be a good contributor to the forum, if you are willing to answer questions.
As always if you have a question, someone on the forum will answer it.
Happy Printing!

Re: Hello from Trondheim, Norway

Posted: Thu Jan 14, 2016 4:24 pm
by Viking
Hi

The reason for building the SCARA arm printer is just for fun, it would probably not be an very good printer. I found the prosject on Thingiverse, and it just looked as an fun way to use some off my surplus printer electronics I got.

Another huge plus for the rostock is that the scale is almost spot on without any adjustments, I'm building an fiberoptic underwater flash adapter, and the part just fit on the first try :)