Tilting 3D Printer for 90 deg overhangs? December 13, 2013 06:39AM |
Registered: 10 years ago Posts: 60 |
Re: Tilting 3D Printer for 90 deg overhangs? December 13, 2013 07:39AM |
Registered: 11 years ago Posts: 979 |
Re: Tilting 3D Printer for 90 deg overhangs? December 13, 2013 08:00AM |
Registered: 10 years ago Posts: 60 |
Re: Tilting 3D Printer for 90 deg overhangs? December 13, 2013 08:31AM |
Registered: 11 years ago Posts: 979 |
Re: Tilting 3D Printer for 90 deg overhangs? December 13, 2013 08:43AM |
Registered: 10 years ago Posts: 1,381 |
Re: Tilting 3D Printer for 90 deg overhangs? December 13, 2013 10:01AM |
Registered: 10 years ago Posts: 60 |
Quote
nicholas.seward
That will work.
Re: Tilting 3D Printer for 90 deg overhangs? December 13, 2013 10:57AM |
Registered: 10 years ago Posts: 1,381 |
Re: Tilting 3D Printer for 90 deg overhangs? December 13, 2013 11:37AM |
Registered: 11 years ago Posts: 979 |
Re: Tilting 3D Printer for 90 deg overhangs? December 13, 2013 11:44AM |
Registered: 10 years ago Posts: 60 |
Re: Tilting 3D Printer for 90 deg overhangs? December 13, 2013 11:47AM |
Registered: 11 years ago Posts: 979 |
Re: Tilting 3D Printer for 90 deg overhangs? December 13, 2013 11:58AM |
Registered: 10 years ago Posts: 60 |
Re: Tilting 3D Printer for 90 deg overhangs? December 13, 2013 12:13PM |
Registered: 10 years ago Posts: 60 |
Quote
nicholas.seward
Oh, I thought you meant tilt the nozzle relative to the platform. This is unlikely to work for the reasons I have stated above. When one layer sticks out far from another layer regardless of gravity then it will curl. For a thin shell print like this at some point the plastic will curl so far that the nozzle can stick the next layer to it.
Re: Tilting 3D Printer for 90 deg overhangs? December 13, 2013 01:15PM |
Registered: 10 years ago Posts: 60 |
Quote
nicholas.seward
Printers can print upside down and sideways. Bottomline: gravity has nothing to do with it. Plastic forces are an order magnitude above gravity. You still have the 45 degree restriction. So regardless of layer orientation the edge of one layer can not extend more than one layer height off the previois layer.
You can tilt the nozzle and do some angled slicing to solve the problem. You would need a 4DOF+ printer like the Sextupteron. [youtu.be]
Re: Tilting 3D Printer for 90 deg overhangs? December 13, 2013 01:38PM |
Registered: 10 years ago Posts: 60 |
Re: Tilting 3D Printer for 90 deg overhangs? December 13, 2013 02:42PM |
Registered: 12 years ago Posts: 1,236 |
Re: Tilting 3D Printer for 90 deg overhangs? December 13, 2013 02:44PM |
Registered: 10 years ago Posts: 60 |
Re: Tilting 3D Printer for 90 deg overhangs? December 13, 2013 02:48PM |
Registered: 10 years ago Posts: 60 |
Re: Tilting 3D Printer for 90 deg overhangs? December 13, 2013 02:53PM |
Registered: 11 years ago Posts: 979 |
Re: Tilting 3D Printer for 90 deg overhangs? December 13, 2013 03:30PM |
Registered: 10 years ago Posts: 60 |
Quote
nicholas.seward
I have a "secret" project that is call Tilt-n-Twirl that is functionally the same as what you have assuming you don't tilt the whole printer. I am going to utilize the arm joint technology from GUS Simpson.
Re: Tilting 3D Printer for 90 deg overhangs? December 13, 2013 03:35PM |
Registered: 11 years ago Posts: 979 |
Re: Tilting 3D Printer for 90 deg overhangs? December 13, 2013 03:45PM |
Registered: 10 years ago Posts: 60 |
Quote
nicholas.seward
It isn't really secret. I just have no time or money to make this project a reality. I am working on a few other things that are secret that will make it easier to take on this project. I don't want to discourage you from going after this design. I will try to mock up the geometry that I was planning to use to see if that helps you along your path.
Re: Tilting 3D Printer for 90 deg overhangs? December 13, 2013 06:56PM |
Registered: 10 years ago Posts: 60 |
Re: Tilting 3D Printer for 90 deg overhangs? January 01, 2014 07:14PM |
Registered: 11 years ago Posts: 979 |
Re: Tilting 3D Printer for 90 deg overhangs? January 10, 2014 06:11AM |
Registered: 10 years ago Posts: 60 |
Re: Tilting 3D Printer for 90 deg overhangs? January 10, 2014 10:34AM |
Registered: 11 years ago Posts: 979 |
Re: Tilting 3D Printer for 90 deg overhangs? January 10, 2014 10:48AM |
Registered: 10 years ago Posts: 60 |
Why? It limits the tilting angle to about 30 deg in each direction and adds a lot of weight to the axis!Quote
nicholas.seward
I liked your first one the most.
This is a very nice concept! I think I applied the same principles but took all the parts above the extruder because it is not a good idea to have parts below the tip of your extruder ;-)
Re: Tilting 3D Printer for 90 deg overhangs? January 11, 2014 06:02AM |
Registered: 10 years ago Posts: 60 |
Re: Tilting 3D Printer for 90 deg overhangs? January 14, 2014 12:57PM |
Registered: 11 years ago Posts: 381 |
Re: Tilting 3D Printer for 90 deg overhangs? January 14, 2014 01:16PM |
Registered: 11 years ago Posts: 979 |
Re: Tilting 3D Printer for 90 deg overhangs? January 14, 2014 05:18PM |
Registered: 10 years ago Posts: 60 |
Quote
REPRAP SQUAD
We are actually developing a 5axis 3D printer that solves a lot of the issues that you're referring to. The most difficult part of the build was figuring out how to feed the filament with all the ranges of movement.
Quote
REPRAP SQUAD
Nicolas Seward has some very interesting input and if anyone can figure out a way of thinking outside the box, it would be him.