Questions tagged [diy-3d-printer]

Questions related to 3D-printers, that are either not manufactured on a commercial scale and assembled by the end user, or are designed and built by a non-commercial entity.

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2answers
44 views

Access uncapped 5 V output on 3D printer controller board

Typically in Arduinos, most of the 5 V outputs that have a limited amount of current (40 mA). Are there any 3D printer boards, or is there even a more usual spot, where you can get a 5&...
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0answers
15 views

RAMPS 1.4 LED 2 blinking when trying to heat up bed

On my i3 clone I've been trying to add the Anycubic i3 Ultrabase to my RAMPS 1.4 board and after adding the necessary configurations in the Marlin firmware I can heat up the bed. The issue is that it ...
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2answers
84 views

PLA Issue printing first 3 mm with Ender 3 Pro

I´ve tried tunning printer settings with different Nozzle(190-210 ºC)/ Bed(0-60 ºC) Temperatures, Fan Speeds (0-100 %), Cura and Slicer adjustemens but nothing worked. I still get the ...
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0answers
26 views

100k Thermistor not reading properly

I am working with a Flashforge Creator Pro Mighty Motherboard for my home built large 3D printer and the heat bed I purchased uses a 2 wire 100k thermistor, while the board uses a 4 pin connection. I ...
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2answers
86 views

What kind of problem is this? How does it correct itself?

I fired up my printer again last night to print something (Printrbot LC that I have customized), and happened to notice the Octopi instance still had a file that I printed ~5 years ago. Also, I ...
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1answer
28 views

Makerbase MKS Slot2 V1.0 + RepRapDiscount Full Graphics LCD + RAMPS 1.4

I want to add an external SD card adapter on my RepRapDiscount Full Graphics LCD. My 3D printer is based on (Arduino Mega + RAMPS v1.4 + RepRapDiscount Full Graphics LCD). I buy an SD Card Adapter ...
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0answers
30 views

How to fix a Duet3D board on an Ender 3 frame pausing mid-print

I have just installed a Duet3D Wifi 2 on an Ender 3 Pro. I sliced my first print using Cura and uploaded it via the web interface. It prints fine, except that it pauses for 10 seconds several times ...
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0answers
16 views

Finding electronic flexible/spring cable

In order to do some cable management I wanted to use the same wires as we can find in USB chargers that are wrapped like springs. The only ones I found are USB or audio cables that I can't easily use ...
2
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1answer
62 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 ...
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2answers
255 views

Do spare throats or a heater blocks ever break?

A question to those who have a 3D printer. Have you ever needed a spare throat or a heater block? Do they ever break? I just bought some spare parts: heaters, thermistors, nozzles... However, I am ...
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2answers
61 views

Attach LCD to VAT

I began build LCD printer and I want make some modifications. What if I will place LCD below VAT? Will the display break when printing? what are the risks? I seen a lot of printers and all of them ...
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2answers
116 views

Printer inverted Y-axis

I made a custom printer with RAMPS. I used Y-MIN endstop at beginning. After few prints I discovered that Y-axis was inverted (mirrored). I fixed Marlin firmware and now I have: ...
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0answers
39 views

Help needed implementing Bear Upgrade

I am attempting to build a 3D printer using the Bear Upgrade for guidance. In this moment, I am implementing the X-Axis. The X_end_idler consist in two parts, the idler and the belt tensioner, as you ...
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2answers
48 views

3D printing extruder not warming up

I faced some problem with my 3D printer device. It seems the bed warms up without any problem, however, the hotend does not warm up! Could you please help me identify what the problem is?
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1answer
36 views

Stepper motors not working when connected to RAMPS 1.4

Stepper motors are not working when connected to RAMPS board in the X,Y,Z pins. I used A4988 drivers and the Arduino board is an original version. I checked the input voltage to the RAMPS board, it's ...
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2answers
567 views

How to 3D print an ID card

Say I wanted to print a plastic credit card like shape (like these), but with a QR code engraved. How could I do that for cheap? You can buy an "ID card printer" for $1,000-1,500 on Amazon, but that's ...
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3answers
165 views

My 3D printer hotend always jams

I've just built my first 3D printer. It uses a Bowden setup. When I try to print the extruder starts fine, but after a few seconds the extruder motor start skipping and the nozzle is jammed. I ...
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0answers
44 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
255 views

Help needed to design 3D printer part

I am attempting to build a 3D printer using the Bear Upgrade for guidance. However, I want to modify some of the parts. I am basing the modified parts on the original designs. I would like to ...
1
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1answer
76 views

Building 3D printer: LM8UU bearing can't fit into

I'm new to 3D printing and I'm learning how to build my own 3D printer. I bought polymer LM8UU bearings and I'm trying to fit onto a rod of dimension: D8 mm * L300 mm. Sadly it doesn't fit, ...
2
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1answer
40 views

Using stepper motors with integrated controllers

I just scavenged stepper motors from an old laser printer. These have integrated controllers. I'd like to use them without dismantling the controllers. I currently have 4, 6 and 9 wires stepper motors....
5
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1answer
528 views

Thermal runaway on extruder hotend

I am getting thermal runaway even after PID autotunning many times. I tried 10, 15, 20, 25 and 30 cycles and after reuploading FW onto the printer but I still get the error... I've built a copy of ...
5
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1answer
767 views

Setting Junction Deviation in firmware has no effect

I have built a 3D printer with Marlin bugfix-2.0.x forked from github. I am attempting to set the default value for junction deviation so that I don't have to change it through the printer's screen/...
3
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1answer
377 views

CoreXY Carriage moves on the Y when moving the X

I have a custom designed and built CoreXY printer. I have noticed that when I order the X to move from one side to the other (right to left) that the Y axis moves back about 0.6 mm as well. When ...
4
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2answers
79 views

My DIY printer only boots when all my endstops are triggered. Why is that?

Recycling a Robin Nano board to build a 3D printer using an old computer PSU (300 W), it only boots on when I have no endstops pugged in at all or if I trigger all the ones I have plugged. At the ...
3
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1answer
129 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 ...
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0answers
34 views

3D printed object can't print straight upward [duplicate]

I have a weird problem, my object base starts good and then as the object goes to the next layers it is off centered. I have a picture to better explain.
1
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1answer
50 views

Proper hotend heater for Reprap x400 Pro V3

I'm trying to verify the correct hotend heater for a Reprap x400 Pro V3. I know a 12 V 40 W doesn't work. A working heater measures 4.4 Ω, so I'm guessing it is a 12 V 30&...
0
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1answer
149 views

Changes rods for linear rails

I would like to know if it is possible to change the rollers for linear rails, just replacing or some calculation should be done and take some precautions. In my case, I have a Core XY DIY printer. ...
2
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2answers
142 views

Using both .gcode and .gbr files in a hybrid 3D printer + circuit etching machine? (RepRap 1.4 with Marlin firmware)

I'm making a hybrid 3D printer and circuit etching (CNC milling) machine that can both 3D print and etch prototype circuit boards. I'll be using Marlin firmware with an Arduino Mega & RepRap 1.4 ...
2
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1answer
479 views

Retraction Jamming Problem!

Recently I had this problem where I needed to change filament from PLA to PET-G or similar. And... filament jam. After playing around with different settings and speeds and still getting the same ...
4
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3answers
171 views

Extruder problem

When I am trying to print something on my home made 3D printer, I can print the first and second layer, then the Bowden extruder's gear starts slipping; it cannot push the filament anymore,the gear is ...
0
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1answer
165 views

3D Printers imported from China - avoiding asbestos exposure [closed]

Many 3D printers are made in China, and as asbestos is still legal in China (with large ongoing production it seems). It is thus quite possible to end up with a 3D Printer that has asbestos parts in ...
1
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1answer
170 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?
10
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4answers
2k views

Are there practical reasons to NOT use a stepper motor with lead screw for the X and or Y axes?

After a few months of printing with my Prusa Mk3 (with plans to get a second one soon), I have been wondering about making my third printer a home-built one was a larger print bed than the Mk3. One ...
4
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1answer
111 views

Weird lines and smaller height

I finished my first print and it came out like this I calibrated all my axis steps and manual movement gives perfect numbers. I am printing with these slicer settings: I don't even ...
5
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1answer
986 views

Why do 3D printers have only one limit switch?

I have seen that many 3D printers have only one limit switch for each axis, how does it know where to stop on the other end? My first guess is that the machine knows how big the plate is, and ...
2
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1answer
329 views

How to decrease sensitivity to heat-bed temperature?

Sometimes I use a DIY 3D printer running Marlin firmware and I have a hard time to set my heat bed temperature. when I set it to 70 °C for PLA, after a few minutes it decreases to 67 &...
0
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0answers
25 views

Help-build a decent 3D printer for a beginner (any ideas/tips/info) [duplicate]

Hi I'm a beginner looking for an helpful advice on how I can build a 3D printer for practice before getting an official 3D printer. If you have any suggestions/tips/info/etc. Please let me know as I ...
4
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1answer
144 views

Can I repurpose most of the components of this Prusa clone for a Delta?

I have a generic Prusa clone that I'm not using (my primary issue with it is the lack of rigidity in the frame housing as built). Will the motors (ks42sth40-1204a) and controller that come with it be ...
3
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1answer
108 views

Can I replace a damaged firmware of a 3D printer based on Arduino Mega?

I have acquired a second hand 3D printer, the GEEETECH I3 Pro B. The previous owner tried to change the firmware but he made a mistake and he bricked the board. I want to substitute the firmware of ...
1
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2answers
305 views

Exhaust air solution

Can you think of a preferably cheap solution for me? I need a machine that pumps air out of my 3d printing enclosure, about 4 meters of pipe length. (From enclosure to window) What kind of pump or fan ...
3
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3answers
2k views

After some time stepper motor is hot

I have three stepper motors. One Nema 17 - 2.4 ohm, the second smaller noname from color printer - 9.5 ohm and third the smallest noname from cdrom - 10.5 ohm. I have connected them to arduino mega ...
1
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0answers
55 views

Firmware upload

I have a 3d printer without a firmware. It's a Wanhao Duplicator I3. I try to upload a version, but I have a little problem, at uploading on melzi board, it's a V03 version. I try this tutorial : ...
0
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2answers
69 views

Any video tutorial for 3D printing [closed]

I am new here and would like to work on a project to 3D print a precision prototype. What is the most affordable way to do it? How do I go about it?
2
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1answer
218 views

Extruder Motor Not working during Printing [closed]

I am a newbie trying to setup and configure a 3D printer following online YouTube videos and tutorials. I am trying to configure a Hypercube Evolution 3D printer. I followed Tech2C videos (on YouTube) ...
2
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1answer
95 views

Steppers don't work as expected while printing

I have a problem with my steppers of a RepRap 3D printer I'm making. I assembled the machine and performed the endswitch calibrations. when the machine is not printing, the steppers are moving as ...
2
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1answer
55 views

Premium heated bed upgrade options?

The stock heated bed which came on my Creality printer is significantly warped beyond any simple leveling with the screws. Lets say I want to upgrade the stock bed to a premium heated bed, does such a ...
1
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1answer
172 views

Creality ender 3 buildplate jamming

I bought a ender 3 a short time ago and yesterday i noticed a print failed. It seems like the buildplate jammed while trying to move along the y-axis so i replaced the v-shape wheels that keep it on ...
1
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0answers
51 views

Path of a nozzle crosses over itself

I built my first printer couple of days ago. I started printing small models (20x20 mm max.) and everything was alright at first. However, when I tried to print a bit larger models, I started ...