Questions tagged [stepper-motor]
A kind of motor that moves in steps.
978
questions
1
vote
0
answers
58
views
Stepper motor doesn't spin - it just vibrates
I’m using a NEMA17 stepper motor (17HS4401) and TMC2225 driver (upgraded from TMC2208) for my artwork.
It had a problem after about 3 weeks since the exhibition started.
The motor vibrated loudly and ...
- 11
1
vote
1
answer
15
views
Hurst PAS, PBS Geared DC Step Motor
I am currently trying to determine whether a Hurst PAS, PBS Geared DC stepper motor is functioning correctly. While researching on the Hurst website, I came across a page that provides information ...
- 11
0
votes
1
answer
40
views
Circuit design using Arduino / SN74HC595 / A4988 / NEMA17
I am working or a project to drive clusters of 8 Nema17 stepper motors with Arduino using A4988 drivers and some 8 bit shift registers.
Each cluster consist of:
power 12V 11A supply
DCDC stepdown ...
- 1
0
votes
0
answers
40
views
Why extending the wire of stepper motor leads to vibration?
I'm almost newbie in hobby electronics and I'm trying to extend the wires of my Nema17 stepper motor. (Model: Stepperonline 17HS13-0404S1, 12V, 0.4A) But somehow extension leads to vibration.
It's ...
- 113
0
votes
0
answers
41
views
Power source is shorting with stepper drivers
I’m having an issue with my TB6600 stepper motor driver and I’m hoping someone can help me out. I am currently running 3 steppers, each being fed 24 volts from the power supply. The first 2 work ...
2
votes
1
answer
65
views
Need a way to decrease the current used by a stepper motor through a TMC2209 when it is idle
I am using an ESP8266 to control a stepper motor through TMC2209. In my use-case, the motor is idle 80% of the time. But i can't turn off the enable pin since i need the motor to still be fixed in its ...
- 23
1
vote
1
answer
35
views
NEMA 23 RPM with a tb6600 driver
I want to run a NEMA 23 with a tb6600 driver. The motor needs 2.8 amps, 24 volts. The tb6600 can output 4 amps. The voltage output of the tb6600 isn't specified on the link above but I google it and ...
- 11
2
votes
0
answers
27
views
Power protoboarding for Uno R3, 3x Mosfet Drivers, 1x A4988 w/motor and a grove relay
I need some help on this Arduino project. The breadboard wiring I did isn’t working for power delivery and we haven’t connected everything up thus far. I’m getting a drop in voltage when I turn on two ...
- 21
0
votes
0
answers
92
views
Powering 3 micro stepping pumps simultaneously
I am currently working on a project that requires me to use three micro stepping motors that act as a peristaltic pump. I have no access to the data sheet, but the company we purchased them from has ...
- 1
2
votes
1
answer
39
views
Stepper motor linked to shaft: let shaft move freely until I signal the stepper motor to move the shaft
I have a shaft attached to a stepper motor. I want the shaft to move up and down freely until I trigger a signal and then move the shaft with the stepper motor. Is this possible with only the stepper ...
3
votes
1
answer
160
views
TMC5160 stepper drivers don't enable the motor, "open load" bits set, driver error
I made a 6-layer board with an ESP32-S3 and two TMC5160 stepper drivers, with external H-bridge MOSFETs (WSD4098DN56 from Winsok). I copied the schematic of common "StepStick" TMC5160 boards ...
0
votes
1
answer
63
views
How to turn 28BYJ-48 stepper motor to specific angle without rotary encoder
I am using an FPGA with a stepper motor (and ULN 2003 driver board) and have not been able to make it go to a specific angle. I am using verilog so Arduino examples such as this cannot be used but ...
3
votes
1
answer
72
views
Why NEMA-17 Stepper Motor with DRV8225 vibrates randomly at Idle?
I am working with a NEMA-17 Motor (17PM-K310-32VS) with motor driver DRV8225 for which I am following this guide with the exact same circuit they have given but with a addition of one push button ...
- 51
0
votes
1
answer
144
views
How to calculate stepper motor efficiency
It is often said that stepper motors are inefficient but how inefficient are they compared to a brushed-motor. I could just build something and measure it but it would be nice to know beforehand ...
- 66
0
votes
0
answers
34
views
Stepper motor stepping sequence analysis
I'm currently trying to educate myself on the stepper motor. The figure below is what I am trying to analyze.
First I wanted to analyze the step angle for full step operation and half step. Which I ...
- 1
1
vote
3
answers
1k
views
How do PCB trace width calculators work? Why is it asking me to input the width of it?
I need to calculate the minimum trace width on my PCB for around 25 amperes (a few steppers.) When I go to a calculator, it asks me for its thickness. Here's one from Digikey, and another from 4pcb. ...
- 63
0
votes
0
answers
52
views
Decoupling capacitors used in a remote controlled stepper motor circuit
I am building an Arduino-based remote controller for a stepper motor-driven variable capacitor for a magnetic loop antenna to be used with an amateur radio transmitter, which will create a fairly high ...
- 1
1
vote
1
answer
30
views
NEMA 17 connector part number
I want to route a cable for the NEMA 17 (2 coils) like this one. As I understand it, the wire connectors are these with these pins. Wire gauge is 26 AWG.
Can you please help me validate that I chose ...
- 161
0
votes
0
answers
55
views
Need help figuring out how to organise a system to run a stepper motor at low speed without Steps-skipping
TL;DR : How to prevent step-skipping with a NEMA gearbox motor at low speed.
Edit: following @glen_geek comment, removing the load on the system seems to remove the problem, hinting at inertia and ...
0
votes
1
answer
111
views
NEMA 17 motor not turning
I just bought a NEMA 17 motor and some DRV2285 drivers and am following this tutorial.
Originally, the problem was that the stepper motors weren't turning, only vibrating. I was able to adjust the ...
- 1
0
votes
0
answers
55
views
Excessive noise in stepper current
I am currently utilizing the TMC5160-BOB module to operate a stepper motor with a current rating of 2.4 amperes via the SPI interface. The supply voltage for this system is 29 volts. I am ...
- 850
2
votes
1
answer
228
views
Why is my large NEMA 34 stepper motor so weak?
I bought this motor from StepperOnline. It's a NEMA 34 stepper motor 6.0 A 4.5 Nm.
I wired it like this (not to scale):
But I am using a variable power supply.
I have the power supply set to 30 V and ...
- 167
1
vote
2
answers
67
views
Recommended device for an airplane motorized throttle
I'm trying to implement an 737 motorized throttle.
For those not familiar, it's something that's on a motor shaft and needs to move about 80-90 degrees. Max. load is about 2-3 lbs. I also need the ...
- 189
0
votes
0
answers
104
views
Best way to control multiple stepper motors (6 of them)
I have a small K-cup filling/sealing machine mechanically complete, now I need to control it.
I have installed (1) nema 23 stepper motor to rotate an attached disk that has a hole for 4 empty k-cups, ...
1
vote
1
answer
95
views
Stepper Motor spinning twice when should be spinning once
I'm trying to make a stepper motor spin exactly 90 degrees. There are 200 steps for one spin but when I do this it spins twice.
I am using the L293D motor driver (Found here), with a Creality 42-40 ...
- 13
2
votes
1
answer
144
views
Stepper motor only vibrates, not turning. Seeking advice or help
I recently purchased a SF2421-10B41 stepper motor and a Stepper 5 click board (TMC2208 driver IC built in) for my project, using Raspberry Pi 3B for programming, below is my sketch and the datasheet I ...
- 21
0
votes
1
answer
93
views
Is there a large difference between full-step and half-step stepper motors' torque at very low speeds?
I'm using a NEMA 23 for a solar tracker, which means my mechanism will move a single step every 5~10 minutes, and the step angle is 1.8 degrees which I need to bring down to 0.01 degrees.
Now I need ...
0
votes
0
answers
24
views
Best implementation of LOW-HIGH cycles for stepper motor control loop?
For moving a stepper motor with a Raspberry Pi (Python code), I see multiple ways I could implement the LOW-HIGH cycles to make it step.
Each LOW -> HIGH change on the ...
- 113
0
votes
0
answers
80
views
Why is stepper motor jittering when approaching body part near driver until I touch the motor?
I am controlling a Nema17 stepper motor with a Raspberry Pi Zero 2 using an A4988 stepper motor driver.
When my python program finishes, the motor (which has still power) doesn't move, has I expect.
...
- 113
0
votes
0
answers
43
views
Closed loop stepper with unshielded wires
I've bought a closed-loop stepper from a somewhat reputable manufacturer but was surprised to see 2 things:
Power cable is MUCH shorter than the signal cable (they both go to the same place - driver)
...
0
votes
0
answers
112
views
Zero-Crossing Detector Circuit for a PWM-Generated Sine Wave
Given this PWM,
How to detect a zero crossing without a dual-voltage supply? There is only VCC and GND.
I've tried using a low-pass filter approach, but the PWM frequency is not guaranteed to be ...
- 259
1
vote
0
answers
133
views
MotionKing 17H2A Stepper Motor with BigEasy Driver not working. Making noise, but not turning!
I'm trying to make the MotionKing 17H2A stepper motor to work with my BigEasy driver and Arduino Feather 32u4 LoRa.
It's just making some noise, and not turning around.
This is the diagram for the ...
- 49
1
vote
1
answer
53
views
How to simultaneously control 8 motor drives with a single digital output pin...or also control just 1 drive with same pin?
I am working on a stepper motor project where I need to:
a) use one digital output pin from a microcontroller (Arduino Nano) to control to the step input to 8 different stepper motor drives (Moons' ...
- 136
0
votes
1
answer
256
views
DC, BLDC or stepper motor as a generator
Which type of motor is better to use as a generator? I know that I can directly use the DC energy generated when using a DC motor. Will I need a full bridge diode rectifier circuit to use the energy ...
- 643
0
votes
1
answer
49
views
Controlling a rotary controller by a stepper motor
I have seen a lot of projects showing how to control a stepper motor with a rotary controller.
Has anybody ever seen a solution for the inverse problem? I would like to control a rotary controller ...
- 3
2
votes
1
answer
77
views
How to deal with incorrect optical encoder waveform?
Summarize the problem:
TLDR: I am having trouble reading the signals from an optical encoder to track the position of a stepper motor(I know that it’s redundant to use encoders on stepper motors. It’s ...
- 41
1
vote
0
answers
46
views
TMC5160 stepper driver - one phase seems to be offset and clipped
I am using the TMC5160 stepper driver with a stepper motor. I am configuring it in SPI mode from an STM32F4. I used the sample commands from the datasheet on page 116 (section 23 getting started) with ...
- 57
0
votes
1
answer
93
views
Is it possible and safe to switch between the motors when required?
I want to control a two phased stepper motor in an application, so I chose this driver. There is also a requirement for a brushed DC motor in the application. I want to save space eliminating an extra ...
0
votes
2
answers
138
views
Stepper motor going 1 step forward and 1 backward [closed]
I am trying to control stepper motors using Raspberry Pi 4 and I am facing an issue with it. I am using L9110 controller, and the stepper motor is made for 12v/0.4A. I have a power supply and ...
- 1
0
votes
1
answer
30
views
How to "debug" a DVR8824 stepper driver board?
I am trying to control a stepper motor following a description. I have the exact same elements.
I do not have any tension on the down-right pins (they are supposed to be 5V and power the RPi).
I ...
- 455
1
vote
2
answers
111
views
Is there a concept of "rotor is blocked" feedback in a stepper motor?
I am building a mechanism to move a lever via a stepper motor controlled by a Raspberry Pi (following this tutorial) and I will be using a Stepperonline HS1715 motor.
I can estimate the angle I will ...
- 455
0
votes
0
answers
151
views
Driving 3V NEMA 17 motors with GRBL + CNC V3 Shield
I want to drive some motors using the GRBL + CNC V3 Shield.
Seeing the specs, I see that it can drive four A4988 or DRV8825 stepper motor drivers.
These drivers, are suitable for 8.2V~45V stepper ...
- 1,035
0
votes
2
answers
47
views
Servo vs stepper packages
I understand how servos and steppers are different (or at least I think I do), but I noticed several things that I don't understand.
Most steppers seem to come in hard metal cases while servos are ...
- 103
0
votes
0
answers
28
views
Does the filter capacitance required for a stepper driver scale with the drive current?
In the datasheet of the TMC5130 (and that of other driver ICs), Trinamic recommends using a low ESR capacitor of 100uF for filtering the power supply in order to cope with the current ripple caused by ...
- 1
1
vote
1
answer
61
views
Powering Pico and stepper motor though solar panels
The main question: Should I power the motor and Pico with a separate set of solar panels or is it solvable in one circuit?
Explanation: I am not a total beginner, but did not do electronics for about ...
- 141
0
votes
0
answers
110
views
What is the effect of resistance in a stepper motor coil?
Given two bi polar stepper motors with the following resistance in their coils, can any important properties(voltage, current, power, etc) be concluded from the difference in resistance?
Motor
AB
CD
...
- 153
0
votes
1
answer
81
views
Seeking best way to step up voltage from battery to power motor
I apologize if I'm asking a really simple/stupid question here, or if this is an xy problem and I'm missing something entirely. I'm someone working way outside my field here since electrical systems ...
- 1
0
votes
3
answers
761
views
Why does higher voltage produce better torque from stepper motors?
I'm working with stepper motors and I have a question.
I have found that if I use a higher voltage switching source, I get better torques from the motor. Why is this?
0
votes
1
answer
60
views
Can't drive stepper motor (42BYG) with a Raspberry Pi
The end goal is to make a chess board that moves the pieces by itself with help of a plotter. We already got most of the software. We only need to make the plotter work but we are having trouble with ...
- 1
0
votes
0
answers
47
views
Stepper motor based system design questions
The motors I am working with are 57BYGH56-401A.
I have 4 stepper motor controllers, they are: M335.
Now the stepper motor is rated for 24 volt 2.8 ampere per phase.
I have a few simple questions.
The ...
- 3