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Questions tagged [motor]

Questions about any various motors on a 3D printer

2
votes
1answer
58 views

0.9° motors for Delta printers?

I built a cheap Delta printer with ATMega board and 1.8° motors. The micro stepping is limitied to 1/16. Beside a decent print quality, I observe a moire effect on flat surfaces. The moire is clearly ...
1
vote
1answer
46 views

Extruder motor does not stop after G1 E5

When I send G1 E5, the extruder motor rotates, but does not stop. It keeps rotating until I restart the system. I am using a Ramps 1.4 board and OctoPrint.
3
votes
1answer
68 views

Is it ok for stepper motors to be hot?

I have been running my i3 MK3 for about 12 hours now and the motor on the extruder is fairly hot, not too hot to touch but I'd guess its about 60c on the outside. Is this within normal operating ...
3
votes
1answer
44 views

Customized Ultimaker 1: Extruder motor does not move

I recently upgraded my Ultimaker 1. The upgrade includes a different stepper motor for the Extruder, the same a Ultimaker 2+ would use. I plugged the new motor and nothing happened. To eliminate the ...
3
votes
1answer
175 views

DQ542MA Driver proper settings for NEMA 17 Stepper Motor

Using a 24 V power supply I have two NEMA 17 stepper motors each driven by a DQ542MA stepper motor driver. I have the current settings on the driver set for a RMS of 1.69 and a pulse/rev of 400. ...
3
votes
1answer
51 views

QIDI x-one2 : Fan screws not holding filament feeder stepper motor in place

I noticed a knocking noise one day on my QIDI and things seemed fine at first glance, then 7 hours later my print only had 3 layers. So I figured it was a jam, and I cleaned it out but every now and ...
3
votes
2answers
574 views

Weird Movement and not homing

https://photos.app.goo.gl/O6yPf3sDeV1yhS0C2 I tried to illustrate my problem in the videos above, two of them show the weird movement and the other shows me clicking on the home button repeatedly. ...
6
votes
1answer
515 views

Anet A8 One Z output only moves down (even on up command)

I just finished assembly of Anet A8 (Prusa i3 clone). X any Y work fine, both Z motors move down just fine, when homed. On Z-stop trigger, right Z moves up, left Z continues to try to move down. ...
1
vote
1answer
57 views

Extruder driver not working

I have a geeetech g2s pro and when I request to print something, the extruder motor doesn't move (it is connected on the board), therefore, the printer prints some kind of imaginary object. I cannot ...
4
votes
2answers
295 views

3d print lean in Y-axis

I have made a custom 3d printer with ramps electronics. I have printed benchy(ship) well, but when i try to print any thing with tooth(spiral vase), gears(bearing), or circle(rocket), Y-axis skip ...
4
votes
2answers
1k views

Ramps 1.4 1.8 stepper motor extrusion calculation

I have Ramps 1.4 and would like to get answer on extrusion in Marlin firmware. I have NEMA 17 stepper motor 1.8 deg, set to 1/16 step. Mk7 direct drive. 38 teeth in extruder drive gear. I bought it ...
3
votes
1answer
1k views

Stepper Motor for Prusa i3

We have stepper motors with these specs: 1200 mA 4 V 3.2 kg • cm Are these enough for building a Prusa i3 3D printer? (I live in Turkey and these are the specs of the NEMA 17 they sell in here)
4
votes
1answer
375 views

Marlin, end stops, and position report - possible bug?

Am seeing the following behavior in Marlin: When moving the printhead, if an end stop is hit, a position report (M114) erroneously reports the print head position as where it was trying to go, as ...
3
votes
1answer
3k views

Prusa i3 Z axis not moving up

I just got a Hictop Prusa i3 printer and I have it fully assembled. When I tested out the motors to check them the Z-axis motors were not moving and it was making a grinding sound. I have lifted the ...
7
votes
2answers
5k views

How to use E1 as E0?

Like many people, I have burnt the pins in the micro-controller connected to the E0 motor - the E0 motor is not working anymore and I need to print tomorrow! I need to control the extruder motor with ...
11
votes
6answers
1k views

Pulling filament through long tubes

I'm setting up my printer in a small room, and I thought I'd come up with a system for more easily swapping filaments, but I'm not yet sure it is feasible. Rather than physically replace the spool, I'...
5
votes
1answer
142 views

What does a “3 h5” mean in reference to the axle of a motor?

Sorry if this isn't the right place to ask, but it seemed like the most relevant stackexchange. I want to print a connection from a motor to an omniwheel, the axle of the wheel is listed as 8mm, but ...
4
votes
1answer
253 views

How to build the extruder motor holder for the Kossel Mini

I'm building a Kossel Mini, and I'm stuck on the extruder motor holder. My Kossel came without instructions, I was given a set of instructions by a friend (the "Kossel Build Guide" by Blomker ...
5
votes
3answers
7k views

What's the advantage of two z motors?

Some RepRap models use only a single motor for the Z axis, others use two. For example, there is the 3drag that has only one motor and a smooth rod on the other side. There are modifications that add ...
8
votes
1answer
2k views

Real life stepper speed

I am wondering about the speed that my steppers should achieve in regular operation and what the determining factors are, from theoretical hardware facts/limits to software limitations that can ...
2
votes
0answers
612 views

Stepper Motor Linear Acceleration Python (raspberry pi) [closed]

I am working on a Python code (below) that accelerates a stepper motor until it reaches a specific amount of steps. ...