Motors only turning one way (8 replies)
Hey everyone! After a few weeks of trial and error, and after frying two RAMPS boards, I finally seemed to have a working configuration... except that it doesn't work. So I went back to the beginning...
View ArticleStepper motors increase speed when touched. (no replies)
Hi, I'm working on a robotic arm and just hooked up my elektronics. All the steppers move just fine, but when I touch the motors they crank up the speed. What could be the cause of this? I've heard of...
View ArticleWhich steppers for DIY Ultimaker 2? (4 replies)
So, I've decided to build my own 3d-printer from parts and use Ultimaker 2 as a base (github). I'm not planning to modify the original design too much but some improvements/changes I'd like to make....
View ArticleNema 17 operating at 60°C - still ok? (no replies)
Hey everyone, I`m currently using a direct drive bowden extruder with a NEMA 17 Motor (SM42HT38-1684AF) and DRV8825 stepper drivers. My whole printer is running in an enclosure, which heats up to...
View ArticleUse E1 driver on Rambo for independent Z levelling? (1 reply)
Has anyone any ideas if this is possible? A printer with two Z motors is normally driven in parallel from one driver, but I'd like to home each side independently to allow automatic bed levelling,...
View Article"Newbie" Can someone point me in the right direction? (3 replies)
I have barely worked with stepper motors at all. I did some basic programming in an EE class I took. If you guys could help me out and point me in the right direction I would much appreciate it....
View ArticleInterpreting Stepper Specs: Inductance, Etc. (3 replies)
I've got a few newbie questions about how to read stepper specs. I found what may be a very good fit for a Kossel, and I don't quite understand what I'm reading. Here are the specs for the motor:...
View Articlestepper wiring (6 replies)
I bought some busheng 17hd34008-22b nema17's with plugin leads, but the way they are colour coded is not same as my others, I realise the colour doesnt matter and assume they are wired to work, but...
View ArticleThinking about increasing motor voltage (1 reply)
My 12V PSU gave up and maybe it is time to increase the voltage. I'm wondering. if I use 24V volts for motors and about 1A avg current with tmc2100 driver, do I really get double output from motor or...
View ArticleQuestion about behaviour of stepper motors in manual mode (4 replies)
hello I am new to the world of 3 printers. I tried to use ramps with arduino and marlin firmware, and I began to give a command in manual mode to one of steppers. I tried both repetier host and...
View Article1 Stepper Motor, Uno R3, CNC, power supply question (5 replies)
I'm looking for a simple way to power my project. It just has one step motor and is controlled by an Uno R3 and a CNC shield with a polulu. Currently I use a 550w ATX power supply that I cut the wires...
View ArticleStepper Moving in Bigger Steps FORWARD than BACKWARD (no replies)
So, weird topic name, let me explicate! Running Marlin on RAMPs, this is a new setup so isn't a recent issue, more of a new issue... Other than the other strange quirks I'm trying to get rid of, the...
View ArticleHow do I control a Japan Servo Co., Ltd stepper? (1 reply)
I've got a couple of 3 wire stepper motors and I have no clue how to run them. The wires are Blue Red and Yellow then a Green attached to the case. They are made by Japan Servo Co., Ltd. Thank YOU!
View ArticleIssue with cncshield+arduino. Steppers stopped working. (no replies)
Hi everybody, I am new to this forum. I hope this is the right place to post about my problem. My config has 3 NEMA 17 stepper motors, each attached to a pololu A4988. The steppers do not have yet any...
View ArticleCurrent for a Printer with 5 Nema17 Steppers (1 reply)
I'm working on a 3D Printer that works with 5 Nema17 Steppers (1,7A/Phase). I don't need a heated bed or a heater for the extuder. The maximum current the Printer could consume should be 17A which...
View ArticleStepper issue (3 replies)
Hello, I have a pain in the butt problem that I can't seem to fix for the life of me. Here is the link to to problem [www.youtube.com] Please let me know if anyone has seen this problem before?
View ArticleNema 17 Stepper Motor Noise (1 reply)
Hi, When my stepper motors don't move, there are noise and sound that attached file below. I use MKS Base 1.3 and config file is below # NOTE Lines must not exceed 132 characters # Robot module...
View ArticleAuto bed leveling servo issue (no replies)
Hi all I have a prusa i3 and recently i tried to add autobed leveling option... Printed my parts ... Scavaged electronics and put all togheder but 2 issues And if you please help me 1. If everything...
View ArticleTMC2100 V-Ref Troubles (no replies)
Hello, I've purchased two TMC2100 steppers from amazon (Ihttps://www.amazon.com/gp/product/B01I4JCABA/ref=oh_aui_detailpage_o03_s00?ie=UTF8&psc=1) I've enabled spreadcycle on the two TMC2100's I...
View ArticleDRV8825 Fast Decay Mod (2 replies)
I finally went ahead and did it. I forced my DRV8825 drivers into fast decay mode. I've been thinking of doing this for a while. I tried the whole freewheeling diode thing (made things worse). After...
View Article