Questions tagged [ultimaker-cura]

Questions about the slicing program called Ultimaker Cura.

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1answer
124 views

Gobs of filament during initial movement of extruder

I have successfully printed a few models on my Maker Select V2 (Wanhao Duplicator i3) including 3D Benchy, but I'm seeing a consistent problem with a model that I've sliced with Cura. The extruder ...
5
votes
3answers
7k views

Simultaneous heating of extruder and bed at start of print

I notice that if I print from Cura without preheating the printer, it will first raise the bed temperature and then raise the extruder temperature. The G-code it generates is: ...
1
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1answer
113 views

Lack of smoothness / homogeneity in several first layers of print

I have a LultzBot TAZ 6 3D printer and the software I use for my prints is "Cura LulzBot Edition - 3.6.3". All of my printing settings/parameters are at their defaults (i.e. no personal customization ...
1
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1answer
834 views

Cura Parameter Confusion: Initial Layer Flow Rate

I have a LultzBot TAZ 6 3D printer and the software I use for my prints is "Cura LulzBot Edition - 3.6.3". Recently, I have begun to play around with the parameters in Cura relating to initial layer ...
2
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1answer
353 views

Marlin 2.0.x bugfix 2nd extruder not working

I am using the SKR PRO board on a dual extruder 3D printer. I have tried Curaengine and Slic3r in Repetier-host. The printer firmware is handling the offset fine (it prints in the right spot for ...
2
votes
1answer
683 views

Uneven walls, not solid

I'm using Cura 4.5.0 and an Ultimaker S5 The walls in my model are coming out not solid. I don't have a clue why. When I open the STL in Sketchup it has all these weird lines. I don't know how they ...
0
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0answers
106 views

Object is supposed to be symmetrical, but the bottom edge is flattened, why?

The object is supposed to be symmetrical, but it printed with a flat edge. Cura 4.5 even generated support material to make it round, but then it came out like this: I tried printing it in the pegs ...
4
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2answers
105 views

Print of fine hole seems to twist

My model is a keycap for mechanical keyboards. There is the cap itself, and a stem with a hole in the form of a cross, which fits the switches themselves. I print in the same position as it is ...
0
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1answer
144 views

Big cracks on the Layer view in the Preview mode of Cura

I designed a part on Fusion 360 that looks like this: The part is very small, about 20 mm for 10 mm. I'm then importing it to Cura and I notice they are huge cracks on the part when ...
3
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5answers
2k views

Bottom Layer Compression (over extrusion) - Can't get rid of it

I've been trying to find a solution to a problem I've been having recently whereby the bottom layers of my print (1.2 mm; 12 layers) are either being compressed. over extruded or both. The ...
3
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2answers
4k views

Issue with 3D printer making super thin layers

Recently I've been having trouble printing properly on my Creality Ender-3 printer. I ran a pretty long print (approx. 15 hours) that turned out really well. I then started printing an attachment for ...
2
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2answers
374 views

Cura Filling holes from a model from Blender

I am Attempting to print this, from Blender But Cura decides to fill in the middle part of the model. I exported and imported the model from an STL file. If anyone can answer this, that would be ...
3
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1answer
141 views

Cura projecting floating print onto build plate during slicing

I'm trying to do a multifilament print on my single extruder machine. So I separated out the models based on filament, and imported the parts into Cura. I ensured that "Automatically drop models to ...
2
votes
1answer
221 views

Sloped bridges in Cura

I'm trying to print this model of a boat: It has 2 keels joined by 5 bridges, but the top of each keel is curved, so while the middle part is mostly flat, the bridge on the back has a bit of a slope (...
6
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5answers
14k views

Ender 3 Extruder First Layer Perfect But Then Starts Clicking Afterwards

All of a sudden I seem to be having a lot of issues with under extruding on my Ender 3. The bottom layer (of height 0.1 mm) prints perfectly fine. This is done at 15 mm/s speed. However, The ...
1
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1answer
53 views

Poor surface quality when sweep interrupted

I just started 3D printing a few weeks ago, so I'm still trying to get a handle on the tricks. I printed something with a flat surface and a few raised pieces (shown below). I'm pretty happy with the ...
0
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2answers
37 views

Simplify3D, connection disapear after slice

I have a problem with some models like this (trim_tabs version) : https://www.thingiverse.com/thing:3401852 When I import the model on simplify, the tabs are sticky to the model (see pic3.png) but ...
0
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0answers
34 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? ...
1
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1answer
296 views

Why are skirts designed the way they are?

I understand the purpose of printing with a skirt (or at least, I think I do): it gets the filament warmed up and flowing properly, in order to avoid extrusion problems while starting to print the ...
3
votes
1answer
378 views

How to slice thin curved wall

I'm trying to print a part with thin walls. I've designed it with wall 1.2 mm thick, so that I should get three 0.4 mm lines. This works just fine for the straight lines, but for the ...
3
votes
1answer
898 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 ...
3
votes
2answers
1k views

How to save the post processing scripts configuration with Cura?

I have made a temperature ⨉ fan speed tower which needed 3x9-1 ChangeAtZ post processing scripts and it took me quite much time to configure them all (and check it twice). Is there a way to save this, ...
2
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1answer
2k 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 ...
1
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0answers
58 views

How to avoid line curvature in first layer of a 3D print

I have a problem with large lines in the first layer of my prints which have curvatures. The last layer has no problems. You can see the problem in the horizontal line of the "A", the rest of the "A" ...
1
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1answer
4k views

Filament spreading apart and stringy on first layer

I keep having this issue on prints where the first layer has stringy lines that don't stick together. I've tried the following things Replaced nozzle and throat Used new filament (to rule out ...
0
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0answers
255 views

Tuning time estimates in Cura

Cura consistently under-estimates my print times. I know I'm not alone here, but I've also noticed it seems most of the difference comes from travel and retraction times... that is, if I re-slice an ...
7
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1answer
3k views

Lines appearing during ironing

I'm new to 3D printing, but have been having relative success with the Ender 5 Pro and Cura. I'm making some coasters and using the ironing feature to smooth out the top layer. This is mostly working ...
4
votes
1answer
7k views

What's the difference between "Initial Layer Width" and "Initial Layer Flow" in Cura?

I'm trying to increase adhesion of the first layer (as well as to fill gaps for a more even surface) by squeezing more material against the bed. The obvious way of doing that in Cura is by increasing ...
3
votes
1answer
330 views

Cura 4.4 missing object parts

I have this image in STL But it seems cura skipped the lower panel entirely when slicing the STL. The base is thick, as you can see here, but it is still missing in Preview, and Cura seems to ...
5
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3answers
7k views

Fixing Z-Hop Stringing

I'm printing a model on my Ender 3 in Mika3D Silk PLA, which (just for reference, this is not atypical) has a stated temperature of 200 °C to 235 °C. I have used this filament before ...
5
votes
2answers
119 views

Does CuraEngine get some advantage slicing cylinders to move the head back to the center twice on each layer?

To date I have used RepG and Repetier with CuraEngine to do my slicing. In various instances when printing a layer of a cylinder it will start in the middle and head out toward either side. Then it ...
4
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1answer
4k views

Why am I getting Z banding/shifted layer on a single layer?

While I was calibrating my flow rate/extrusion multiplier, I noticed that one layer is shifted slightly. I wanted to re-print the cube in-case it was a fluke, but after two more prints, I saw that the ...
6
votes
4answers
5k views

Random lines are being printed?

I recently got a Creality Ender-3, and tried printing a few things for some tests. I’ve printed a cube and just printed a cylindrical tube today, and I notice each time, it adds this random line on ...
4
votes
2answers
192 views

ABS prints consistently splitting in the same place

I am printing ABS in an enclosure and most of the prints have worked out well with minor tweaking. However, the top layer always seems to split or skip a step (not sure which). The cube is sliced in ...
4
votes
1answer
530 views

Cura 4.3.0 does not pause on Renkforce RF100 V2.2

Cura (version 4.3.0) has the ability to insert a post processing script to your print. I tried this for printing a key cover around my door key (similar to this question). I designed the STL file with ...
3
votes
1answer
2k views

Temperature settings not changing in Cura

I seem to have got Cura into a state where changing the material has no effect on the settings. I am a beginner with Cura, and I would like to understand what I've done wrong, and how I can undo it. ...
3
votes
2answers
119 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 ...
16
votes
2answers
3k views

In Cura, can I make my top and bottom layer be all perimiters?

I'm using Cura to slice my prints. I've noticed that when printing the bottom layer (and also the top layer, if it's flat), it first prints three walls, then fills in the middle by moving back and ...
3
votes
1answer
276 views

Anet A8 not printing over heat bed

My Anet A8 printer will not print over the heated bed. Once I have prepared a file on Cura and inserted the SD card into the printer, the nozzle (extruder) moves into the top left corner and stays ...
6
votes
2answers
659 views

Writing G-code: Audible Alert at end of print

Often, the pre-generated G-code is enough for start and end. However, sometimes we want to have something different. In this case: how to generate an audible alert of something like 4 bleeps at the ...
1
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0answers
128 views

PyCNC - How to configure for my setup?

I have replaced the main board of my Anet A8 printer with a Raspberry Pi based one, running PyCNC. After many issues I have finally got to a point where all the motors work as well as heating and ...
2
votes
2answers
2k views

What causes these blobby corners

Contrary to a lot of other corner related problems (where the corners are bulging), I seem to have a different problem where the corners (ONLY) seem to stick out and appear blobby in the x/y plane. ...
2
votes
1answer
103 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
votes
2answers
272 views

Understanding water soluble support structures

I've just done my first print on an Ultimaker 3 Extended and I'm slightly disappointed with the results, so I'm trying to understand how I can do better next time. My first print Preparing for ...
4
votes
2answers
6k views

Reasons for a PLA print not sticking to bed all the sudden?

Plastic: Same Matterhacker PLA (filament I use every day) Printer: Anycubic i3 Mega (the one I use every day) Slicer: Ultimaker Cura 4.2.1 I don't know what's causing it, I haven't changed any slicer ...
6
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2answers
1k views

Are there many differences between Ultimaker Cura and FlashForge FlashPrint slicers?

I recently bought a 3D printer called Dreamer NX from FlashForge. The dealer told me to use FlashPrint software that belongs to the FlashForge printer manufacturer. But, many people advise me to use ...
0
votes
1answer
65 views

Problem with first and last layers

I bought Ender-5 and if I print sample model in bundle SD, it’s just perfect. But when I tested basic cube with raft, its base and top is just ugly. Even thought its 4 sides are perfect. Ultimaker ...
2
votes
1answer
1k views

first layer tearing

I have an Anet A8 and have a problem with my first layer. I printed nice prints but starting today the first layer is tearing in the middle: Any idea how to fix this?
4
votes
2answers
427 views

Ultimaker Cura is adding redundant top/bottom layers

I'm trying to print a supporting base which will house the spindle for an electrostatic rotor. It's basically just a truncated cone with a hole down it's center to house the spindle. For reasons that ...
1
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2answers
136 views

Raised shell edges on ocarina print. RF1000 sliced with Cura Engine

I am trying to print a 12 hole Ocarina I found on thingiverse. When printing I have to stop it around 25-30 layers because the edge of the shell is higher then the infill. G-Code of first 30 layers ...

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