Linked Questions

5
votes
2answers
579 views

Compensating for smaller extruder gear [duplicate]

Assume somebody has a Monoprice Maker Select and has changed from the original brass extruder gear to a D4 Plus one, which is slightly smaller (10.6 vs 10.9 mm outer diameter). This person might be ...
13
votes
7answers
15k views

What kinds of gaps/tolerances should I use when designing pieces that fit together?

Let's say I'm modeling a simple box with a lid. Just as an example, we'll say the outer edge along the top of the box is 50mm x 50mm. With 3D modeling software, it's easy to build a lid for this box ...
5
votes
4answers
28k views

How to fix wall separation in 3D prints (gaps in between wall perimeters)?

The print is very solid except for the 4 walls. From the top, I can slide a paper down to the bottom. This is ONLY between the walls, the rest of the print is solid. The filament is PLA 1.75 mm. ...
6
votes
2answers
4k views

Why is the printed object smaller than original model?

I am printing a small cylinder, but when the object is finished, it's smaller than the measures I used when create the model. I used thincerkad to make a simple model, the measures are: width: 90 mm ...
2
votes
3answers
11k views

Ender 3 BLTouch first layer problems

I recently installed an original BLTouch V3 on my Ender 3 pro and ever since I can’t seem to get a decent print. My first layers are horrible. The install wasn’t so bad, I really thought it would be ...
7
votes
1answer
6k views

How to make moving parts not stick together?

I am new to the 3D printing world and I would appreciate if someone can give me advice on how to 3D print moving parts without them sticking together. I recently 3D printed the predator pliers from ...
4
votes
2answers
3k views

CoreXY Calibration Issue

I have a Tronxy X5S and I am having issues calibrating my X and Y axis. When I print a 20 mm3 cube it comes out 19.9 mm x 20.4 mm x 20 mm. I have already made the belt tensions as even as I can get ...
5
votes
1answer
3k views

Print Lines Aren't Joining Together

I have encountered a problem where the print lines are not joining together, when I remove it from the plate it turns into a stringy mess. I am not sure what the problem is because I print out models ...
4
votes
1answer
3k views

Massive over extrusion after changing firmware

I have an Anet A8 printer (no modifications) and first printed a calibration cube. It came out okayish, within expectations. Afterwards I flashed the firmware to Marlin 1.1.9 and since then have very ...
2
votes
2answers
4k views

First layer prints too thin causing gaps everywhere

I'd assume insufficient z offset but some areas of the first layer look fine. I've been struggling with this problem despite lots of attempts including z offset, infill overlap, belt retensioning, etc....
1
vote
2answers
2k views

Is my printer over extruding?

I'm getting some slight pooling on the end of straight lines on my Ender-3 Is this due to over extruding? Or some other issue?
3
votes
1answer
2k views

When I attempt to calibrate extruder steps the increased values don't correspond to physical increases

I am attempting to follow these instructions to calibrate the extruder, however when I increase the value for DEFAULT_AXIS_STEPS_PER_UNIT the change in physical ...
4
votes
2answers
472 views

What is wrong with my first layers?

I just assembled a Prusa i3 MK3 and went through the calibration process, but when I print the first layer doesn't look good and my prints come unstuck from the bed. I think it might be Z height but ...
3
votes
2answers
732 views

Inconsistent inner/outer dimensions

Using CuraEngine with my Ender 3, I'm getting what I'd call inconsistent inner and outer dimensions - for example, a nominally 3 mm peg is significantly larger than a 3 mm hole, and it takes ...
2
votes
2answers
706 views

Inconsistent filament flow on anet a8

My Anet A8 was working and printing great until my hotbed connector snapped and shorted out my motherboard. After replacing the connections to my hotbed and my motherboard I can't print anything ...

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