Motor torque (5 replies)
So I have been building a reprap and have been having problems with the motors and think I have isolated my problem. I decided to start my motors fresh so I set the firmware over and set the vref to...
View Articlestepper motor 17hs0002-11 (9 replies)
I dont know that how much is VOLTAGE this model of stepper motor, anyone can tell to me ? [www.huaning.com] >>> model 17hs0002-11 Can i use this motor with ramps?
View ArticleWill any of this steppers work? (1 reply)
Hi, First I'll Introduce myself, my name is Andres, I'm from Argentina, i'm building a prusa mendel with a friend, using RAMPS electronics, and would like to know if you guys could help me, any of...
View ArticleStepper for RepRapPro TriColour (1 reply)
I'm slowly getting all the parts to put together a RRP TriColour Mendel. Would these steppers be any good: [www.ebay.co.uk] I'm in the UK so the shipping from Germany is a bonus. Ben
View Articlenema stepper cable changing / rewiring.. howto? (1 reply)
Hi, well, this is my first post. Mainly thanks to you, the community, as you always had the specific problem already covered. That helped me out a lot - thank you. Now I'm facing a problem, and I hope...
View ArticleWhat am I missing (1 reply)
Several places list this motor in the ~ $50 USD range. Applied Motion HT17 [www.mouser.com] [us.misumi-ec.com] [www.walkeremd.com] The first google result for NEMA17 stepper is a ROB-10846 for $17 and...
View ArticleCalculating motor torque required (19 replies)
Hey guys I'm still fairly new here but I've spent quite a bit of time doing all sorts of research. One of these areas is choosing the stepper motors and even though it is not the most efficient or...
View Articlegood source for non-captive linear steppers? (no replies)
Hello I am looking for a good source for affordable non captive linear stepper motors, something in the nema17 range. I need at about 150mm usable stroke for driving the plunger down in a syringe,...
View ArticleMicrostepping not constant (5 replies)
Hi, I´ve build a pan/tilt-head for a DSLR. There is only a reduction by the pulleys of 1:4,5 on both axis. And there is no high load, which needs to be moved. I'am using the DRV8825 stepper drivers...
View Articlestepper motors not working at all (1 reply)
so I've got the power supply hooked, the firmware uploaded, and all the wires in place, but none of the motors move at all. last week I got one of them to move a little bit but since then I've taken...
View ArticleX, Z motors not working, Y and E does (1 reply)
Hello everyone, as the title of this topic states I'm having some troubles with getting my stepper motors working. I've wired up everything to RAMPS 1.4 according to [reprap.org], uploaded a test...
View ArticleHow do I calculate what size stepper I need (no replies)
So I am building a larger printer. And I am using 3 long 640 mm 16mm rods for a "Y" axis with 3 long pillow block bearings to go on the shafts. Those blocks will be moved by a motor. That is the "Y"...
View ArticleStepper motor breather hole. (5 replies)
The leads exiting a stepper motor expose the internal copper wires. Is this a breather hole. Can I apply silicone to block the hole to prevent dirt from entering. I suspect it's not recommended, but I...
View ArticleEstimating stepper torque (no replies)
Forgive my ignorance please, but I need to estimate the maximum torque some steppers I have will exert in the system so I can size related components. I have the rated current, voltage and holding...
View ArticleOnly pulse signal without changing the direction level signal how stepper...
hello,everyone!I have an obsession , I have only one pulse signal , but no direction signal level , if this is the case even though it can compromise into the motor work , but can not change the...
View ArticleNew DIY Tech i3 kit, everything works except extruder motor. (1 reply)
I just put together a i3a from DIY Tech shop, and the X/Y/Z steppers all work fine, but the extruder motor just twitches back and forth if I try to command it. I have verified it is not the stepper...
View ArticleStepper motor assistance (no replies)
I have an IGT Price is Right slot wheel from 2001. Picture 1 Picture 2 A friend of mine was able to get the lights to chase and the wheel to spin using a stepper motor controller. However, he is...
View ArticleZ Axis Humming in Home (2 replies)
Hi I'm doing my first build and am now at the calibration stage however I'm having issues with my Z Axis when trying to home. Ok heres all the specs. Printer is an i3 variant (Wilson TS) Ramps 1.4...
View Article2 Steppers and 1 L293D (no replies)
Hello, I am working on a project where I am replacing a microcontroller (and code) with a new one. It listens to its master via SPI and moves 4 stepper motors according to what the master says. They...
View Articleproblem with stepper motot driver (2 replies)
Hi, I have a problem with my steppper motor driver ( see the picture of the driver in the attachement ) when increase the frequency of PUL signal up to 150 khz the motor did not rotate and make a...
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