current controlled DC motor by e-steps? (no replies)
Short story: could I use the extruder step signals to PWM-drive a dc motor? ( Mosfet driven of course ) Long story: I made a few assumptions that led me to this question. 1. Slic3r is able to vary...
View ArticleCheapest nema 17 (1 reply)
Hey guy this is going to be a stupid question. I live in Australia and where are the cheapest nema 17 motors? Please help.
View ArticleUnknown specification NEMA 17 stepper motor (5 replies)
Hi, I found some used stepper motors from streets of our local electronics market, which are in working condition. All I know about those motors are 1. NEMA 17 form factor 2. 2 phase bipolar (4 wire)...
View Articleclosed loop integrated steppers (no replies)
Hello, I wanted to get some fancy closed loop integrated steppers such as this:...
View Article3d printer- STEPPER - HELP (4 replies)
hi I tried to build a 3d printer by MARLIN firmware , but I have some problem. I'm in the first step I just connect 1 stepper to a ramp1.4 with a driver ( also i configured marlin ) but when I want to...
View ArticleSpeed of my stepper motors (4 replies)
Hi, I'm building my first 3D printer, and I'm struggling with a challenge. I'm testing my stepper motors and, although I can make them move correctly, I can not make them move very quickly without...
View ArticleOne of the Z motor not moving when auto home after first touch (1 reply)
As per subject title, I'm currently having an issue with the Z-axis motor. I used 2 motors for my Z-axis and they move fine pressing + and -Z from software. However, whenever it auto home, after the...
View ArticleRamps and Nema 14 (1 reply)
I have been given 5 Nema 14 stepper motors rated at 5.4 volts Could these be driven from a ramps board as the PSU is 12 volts?
View ArticleStrange situation with stepper motor (6 replies)
Hello to everybody, I have a stepper driver shield (for Arduino UNO) and Arduino Mega2560 :D (And use GRBL for mega2560) I connected only one motor on z-axis for my tests and this is the result....
View ArticleZ axis faster than xy axis (14 replies)
Hello everyone, i'm strugling in feedrates and aceleration, cause I cant insert more than 5mm/s in xy feedrate and 5mm/s2 in aceleration(more than this value and i get skiping steps), but in z axis i...
View ArticleStepper driver problem (1 reply)
Hi, this is a question that is related to the use of the TMC2208 silentstepstick and similar stepper drivers. When I apply 24v to the VM/ground pins, the driver chip gets fried. This happens...
View ArticleDual Z single stepstick (2 replies)
I am pre thinking how I am going to setup a hypercube evolution build I hope to make happen soon. I want dual Z drive, I am likely to use an MKS Gen 1.4 board like I have in my baby cube I use now. I...
View ArticleWhich motor to choose? 1.8deg 59Ncm vs 0.9deg 46 Ncm (2 replies)
So, I'm building my second printer based on the AM8 plans on Thingiverse. I'm thinking of buying either these 0.9deg 46Ncm motors (here) or these 1.8deg 59Ncm motors (here). My current printer uses...
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Can i run DRV8825 with this NEMA motor :S (4 replies)
Hi family , i want buy a stepper motor Nema 17 17HS4401 21008717HS4401datasheetscaled.jpg The current per phase is 1.7A i want know if i can run it with DRV8825 driver with any problem or burn the...
View ArticleTMC2100 driving dual Z - thermal shutdown? (4 replies)
I have a Tevo Tarantula-style printer with dual Z (two identical motors connected to a single TMC2100 in parallel) with MKS Gen 1.4 board. With Vref set to 1.2V, making RMS 1.2V*0.7A/V = 0.84A, which...
View Articleextruder working but not XYZ (1 reply)
Hello. I recently completed putting together a prusa i3 with RAMPS 1.4. I loaded it with the reprap test code found at (http://reprap.org/wiki/File:RAMPS1.4_TestCode.pde) everything works fine and all...
View Articlecurrent controlled DC motor by e-steps? (no replies)
Short story: could I use the extruder step signals to PWM-drive a dc motor? ( Mosfet driven of course ) Long story: I made a few assumptions that led me to this question. 1. Slic3r is able to vary...
View ArticleCheapest nema 17 (6 replies)
Hey guy this is going to be a stupid question. I live in Australia and where are the cheapest nema 17 motors? Please help.
View ArticleRUMBA: stepper (&power) selection (1 reply)
Hi all, I'm new to this forum, and quite new to automating machine projects :) I am making a vertical drawing robot, much like Hektor / Makelangelo / OpenWall etc. For this I got a RUMBA board (+...
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Linear stepper motors (75 replies)
I wanted to post a thread about linear stepper motors in the proper section of this forum to see how we could make these more affordable. They are very expensive; for example, a basic single axis...
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