Questions tagged [support-structures]

Questions about techniques or troubleshooting support structures while 3D printing.

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32 views

Prusa i3 MK3S supports fail to print on bed

My printer currently has issues printing supports of multiple objects. The support gets smushed around the printbed after a while. I’ve attached a picture of the failed support. I’ve tried lowering ...
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2answers
90 views

Is there a more efficient methods of removing support in a model?

Is there a way of reducing the amount and strength of Model support when slicing in Cura? Cleaning a model with large amounts of support can consume large amounts of time.
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1answer
23 views

How to create a support structure in tinkercad?

I've created a case for my Raspberry Pi in Tinkercad and would like to 3d print it. However, I don't know how to create supports! I tried looking it up, but I got a model that I don't know how to ...
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2answers
183 views

Can PETG be used as support material for PLA?

Printing supports, either complete, or partially from PVA have not always resulted in successful prints according to my experience with the filament (used in a dual extruder Ultimaker 3 extended). But,...
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1answer
62 views

Pretty ugly surface remains after using support ramp. Are my slicer settings correct?

I'm printing a object with a pretty sizable overhang. And the results, after support removal, are pretty ugly. Here is the print before support removal. And here is the final product, sigh. ...
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2answers
93 views

My 3D model is printing with missing parts when sliced in Ultimaker Cura

I have been working hard the last year on the model below. I am new to everything 3D that is modeling and especially 3D printing. I have however successfully concluded quite a good number of 3D prints ...
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1answer
51 views

PET-G grid print problem

My supports 'grid' prints with empty spaces (after stoping extraction over perpendicular lines) (BTW. I have checked the direction when it appears and it has nothing to do with coastig) (the end ...
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1answer
53 views

PLA support material suddenly a problem on Ender 5

I have an Ender 5 that I meticulously calibrated with good success and was regularly getting great print quality with PLA. I stopped using it for a couple of months and when I resumed (without having ...
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126 views

Prusa slicer and support material

I usually use Slic3r 1.3 but now I'm trying the new Prusa slicer 2.2 that offers new features. I see that Prusa slicer creates ...
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1answer
195 views

SLA printing: piece does not stick to supporting structures

I am trying to print a box shaped object with an ELEGOO Mars SLA printer. I positioned the piece rotating it on X and Y axis 35 and 30 degrees. However, the print fails because the piece does not ...
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2answers
82 views

Overhanging section of part turns into spaghetti

A part I've printed (on a Monoprice Maker Select V2, sliced with Cura) has a small peg on it, which is an unsupported overhanging section of the model. The first few layers of the peg end up a mess ...
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0answers
56 views

Supports and raft hard to remove Up Mini Printer

I have an Up mini printer and the raft and supports are often really hard/seemingly impossible to remove from the model. I read that this could be because the Up prints at high temperatures, however, ...
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1answer
35 views

creating support for a surface

I created an stl file of bathymetry using Matlab and the results can be seen in the two pictures below in Blender. The problem I have is that it is very thin with overhangs. I would like to add some ...
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28 views

Cura how to fix “on air support” [duplicate]

I'm trying to generate G-code for handle in Cura. Unfortunately Cura generates wrong supports - first layer of support has now background in starts in the air (see attached files) So how to fix it? ...
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1answer
389 views

How to ease the process of removing support for miniatures

I have recently bought an Anycubic i3 Mega S 3D printer. I'm using the stock nozzle (.4 mm) and I print with the plastic it came with (ABS). I'm using ...
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1answer
821 views

Cura is printing support on nothing?

I am new on 3D printing, but I cannot understand how support structures (in Ultimaker Cura 4.4.1) can stand if they do not lay on anything, but air. Throwing everything away after 9 hours of printing ...
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3answers
106 views

Surface Tension Support for FDM Printers

I've been thinking about alternatives to support materials for FDM printers, such as multi axis printers, dual head with soluble support material or printing in a gel/liquid which traps the material ...
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2answers
104 views

Technique for removing support from Ultimaker 2+?

I have made some prints with the Ultimaker 2+ and Ultimaker 2 Extended+. The prints are in PLA. For slicing, I use Cura and I check the support checkbox (haven't gone to advanced settings to adjust ...
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2answers
99 views

3D printing overhangs that are over .200 in

I am new to 3D printing but have been in CNC Machining for a few years. I have a part I am trying to print that is a cylinder 1.000 in. in diameter and has a .200 in overhang starting at 1.300 in. In ...
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1answer
106 views

Horizontal line z-axis not printing correctly

I have just started with the FlashForge Creator Pro using the FlashPrint slicer software. I have gotten some nice prints but I am having an issue with a certain print from this model of a knife. See ...
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1answer
62 views

Slicer is adding additional floor bed

I'm trying to print an architectural model of a house with 2 floors and a room on the roof. It was designed in SketchUp by a friend. I removed inner walls and floors to print it upside down to get ...
3
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1answer
69 views

My first 3D printing - I need some advice or tips

It is my first time for 3D printing, I read some tips for forms, minimal thickness, angles, round or flat, but I am still not sure if I am going to do all well for the first time. For my college ...
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5answers
854 views

How can I print a 1 cm overhang with minimal supports?

Here's the thing I want to print. The red ring is 3.5 mm above the bottom of the orange cylinder. The red ring is 1cm thick. I'd prefer not to use supports because I tend to break as much as I ...
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1answer
191 views

How to create supports for the parts hanging above 45 degrees? [duplicate]

Do you have any specific process recommendations to achieve support for the parts hanging above 45 degrees, using open source software?
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0answers
33 views

Slic3r - how to combine specific perl code with Slic3r SupportMaterial.pm? [closed]

I've got a specific perl support tree script that I would like to integrate into Slic3r. Does anyone know how to do that?
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2answers
359 views

3D printed part sticking to the support layer

I am using a Flash Forge Creator, and when I print big parts (only in this case) I have about 25% of the bottom of the printed object sticking very hard to its support layer. And I spend a lot of time ...
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2answers
3k views

Slicer settings for easy support material removal

What are the best settings for Ultimaker Cura to have support material that's easy to remove for my Anet A8. I have printed an object with two different spools of PLA (same manufacturer just different ...
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1answer
99 views

Flexible filament how to print a hollow “sleeve”

I need to print a flexible, hollow "sleeve" or "cover" for an elongated part, kind of like a soft "skin" for a "finger" (see pic). I'm not sure how to approach the hollow space problem, i.e. how to ...
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5answers
7k views

Difficult to remove support material

I'm having a lot of difficulty removing support material without damaging the print. Are there any tips/tricks to doing this or is it just a case of sanding, cutting, chopping and then cleaning it up ...
3
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1answer
817 views

How could I print a large sphere-like object?

I have a STL file with a rather large roughly-spherical object. I'd like to 3D print it to be fairly large, and hollow inside. Since the printer I'd be using has a max size of (18–20 cm)^3, I'd have ...
3
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1answer
60 views

PVA support with small tolerances

I am at the moment designing some in place mechanical parts. Something like two cylinders that rotate with respect to each other. I need in my design some overhangs that cannot be printed and I was ...
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0answers
27 views

Support not where needed [closed]

I got this model of a dragon off thingiverse and am printing it, but after it ran for a while, I realized that the there are multiple points that the print will try to print onto air since it did not ...
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1answer
260 views

Ultimaker Cura problems with build platform size and overhang support

I am attempting to print an axial fan blade, and due to the size requirements, I have to angle it on its side (despite only being 7.44 inches in diameter...). I am using an Ultimaker 3, which I ...
5
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1answer
392 views

Print “hairs” without support in GrabCAD Print

I have a part with hair strands, such as the Hairy Lion on Thingiverse, and I want to print it on a Stratasys F370. The thin strands are intended to print without support, bridging to the exterior ...
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1answer
158 views

How to correctly print an object with supports

I'm trying to print the following model in my Prusa printer using its Slic3r PE software. Ferment Air Lock In the comments of the model it says that the way to print is the with the filler opener ...
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4answers
537 views

How to print text upside down for minimal support when printing [closed]

Hey! Pretty new to all this. Wondering how you would approach this problem to have an extruded element on top of a flat surface. I want to avoid lots of support material (actually no support at all ...
3
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1answer
133 views

How can I tell if an STL model will need supports?

How can I detect if a generated STL model will need to be printed with supports? Context: I have a pipeline which parametrically generates OpenSCAD models, generates the STL, and sends them to the ...
5
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2answers
263 views

3D Printing of a Swellable Material

I recently saw this video of super-swellable polymer and felt inspired. Printing a swellable structure would be sort of interesting. However, sodium polyacrylate isn't a printable material. Does ...
5
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1answer
438 views

How can I generate and export the support structure for an object as a mesh?

I want to render a visual of an mesh I created with a real support structure that a 3d printer would print. I haven't had any luck in finding a way to do this. Is there a program (ideally free) that ...
3
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1answer
2k views

Only generate supports between object and bed (for a brain model)

I would like to print a model of my brain (figure 1), it requires supports (figure 2). The supports also get generated between the brain folds/wrinkles of the brain by Slic3r. I only want the supports ...
9
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5answers
7k views

Software for adding supports to 3D printed miniatures in STL file

My main application for my 3D printer (Zortrax M200 Plus) is making 28 mm scale miniatures for role-playing games. Basically people and animals at 1:60 scale, which means that things like arms, legs, ...
2
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1answer
45 views

What are various types of supports required in slicing the CAD model?

Also, a visualization of the various types of supports required in slicing the CAD model is a plus. I'm just getting started with Rapid prototyping and I had no idea about that. Is there any type of ...
9
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3answers
852 views

Platform support up to a certain Z height in Ultimaker Cura/G-code

Ultimaker Cura offers a platform support type of “touching buildplate” which enables the printer to only make a raft for parts of the object that should be touching the build plate. It also offers “...
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4answers
4k views

Support material first layer adhesion issues

I am quite new to 3D printing, and having difficulty printing first layer of an object with support. The object has a few curved surfaces that touch the print bed, so not a big starting foot print. ...
3
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1answer
275 views

Is there any setting that could allow me to print this overhang without support?

I've been asked to print a set of this: https://www.thingiverse.com/thing:2200026 I used Slicer with my default settings for my FLSun printer which includes support and 0.2mm layer height and that ...
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1answer
582 views

How to avoid warping when using supports

I find when printing with supports there will almost always be cracking/warping where the object intersects the support material (i.e. the areas that needed supports). Is there a way to avoid this? ...
5
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3answers
128 views

Over-hangs in prints

I would like to ask this in more of a general sense than anything, just for people to make note. I am printing out things for people and some files have some edges hanging out the side. I always ...
3
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2answers
113 views

What is the best way to print a model with support material in first layer?

I am trying to print a model that requires support material to be on the first layer, what is the best way to accomplish this? I am currently using Cura. It seems that the support material is too ...
3
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1answer
564 views

Supports for dense Voronoi pieces

I have printed 1 voronoi piece before. I was able to get the supports that were inside the structure out with tweezers because the holes were big enough. This one (pic below) I do not think I can do ...
4
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1answer
685 views

Problems with support interface since cura 3.1

Since i updated Cura from 2.7. to 3.1. I have a really hard time at configuration and especially removing the support interfaces. The update automatically uses the settings from the old version, but ...