First time with stepper
Hi everybody, Sorry if this has already been discussed, but I can not find a proper answer for my doubt. I am currently trying to build my first 3d printer, but I have some problem with the stepper /...
View Article100:1 Geared nema 17 wont turn
I'm designing an extruder with a 100:1 NEMA 17 motor. When I went to test the motor yesterday it it wouldn't turn I took the gear box off and the motor itself would turn, but the gearbox wouldnt. When...
View ArticleRe: 100:1 Geared nema 17 wont turn
If the motor its self turns, it's definitely not an electronics problem.
View ArticleRe: 100:1 Geared nema 17 wont turn
Yea I know. Just thought I should put what board Im using in case it might be a factor. Anyway, the gear box should be able to be turned by hand, right? Or am I getting my gear ratios backwards?
View ArticleRe: 100:1 Geared nema 17 wont turn
If you try to turn the gearbox backwards, then ofc you get the gear ratio backwards. If that friction would make it able to turn by hand or not, dunno, but at 1:100 probably not. Try moving it the...
View ArticleRe: 100:1 Geared nema 17 wont turn
Hi gmh39, Please confirm if the the gearbox shaft really not run? Because the gear ratio 100:1 is very big, when stepper motor's shaft run at low speed, the gearbox shaft might can not see it move,...
View Articley axis making a loud sound
So I'm having an issue with my motors. The most noticable is my y-axis makes a loud sound while it moves longer distance while traveling. It also gets hot, and actually all my motors are getting warm...
View Article14:1 geared stepper & hobbed pulley
Hi All, I am trying to locate a European seller of geared nema 17 motors preferrably with a 14:1 ratio and a seller of hobbed pulleys for those motors to be used as an extruder. I only seem able to...
View ArticleRe: 14:1 geared stepper & hobbed pulley
I don't know about the geared stepper motor, however you can get the hobbed pulley from RepRapPro. See [reprappro.com]. This component is used in the RepRapPro Ormerod, along with printed gears. The...
View ArticleRe: 14:1 geared stepper & hobbed pulley
PS - you don't have to pay import VAT in the UK if the goods you are importing are worth £15 or less (as declared on the customs label).
View ArticleRe: 14:1 geared stepper & hobbed pulley
Try this one: [www.omc-stepperonline.com] And declare a lower amount on shipping invoice, to lower your import tax.
View ArticleRe: 14:1 geared stepper & hobbed pulley
After an extensive search i found a few sites, i went with [nodna.de] and ordered a 25:1 nema 17. Thanks
View ArticleRe: 14:1 geared stepper & hobbed pulley
QuoteStepperOnline Try this one: [www.omc-stepperonline.com] And declare a lower amount on shipping invoice, to lower your import tax. Hi, I looked at that site before. I didn't realise that you could...
View ArticleRe: 100:1 Geared nema 17 wont turn
Got it working. Thanks guys. I had to up the steps/mm a whole lot to get any sort of movement.
View ArticleSteppers for RRP Mendel
So I'm building a RepRapPro Mendel from bits and the frame is all done, I have pulleys, ramps, heated bed etc... only things I don't have are steppers and hot end. They sell the JK42HS34-1334A stepper...
View ArticleRe: Motors just beep
You don't need a bootloader if you able to program a sketch. What's your vref set to for your motors? Ben
View ArticleRe: Steppers for RRP Mendel
The ones in the link look good to me tbh, electrically 1.3A 2.4ohms 2.8mH. Exposed shaft is 22mm, better than some which have like 13-14mm and would hardly fit a pulley. The JK42HS34-1334 found a link...
View ArticleStepper motor controller
Model code: MT34FN30135M801 Rated voltage: 3.71 volts Phase current:3.50 amps Phase resistance: 1.06 ohms Phase inductance: 4.35 mH Holding Torque: 4.50N The above is the stepper motor specifications...
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