Questions tagged [z-axis]

Use this tag for questions related to specific movement of the Z direction of the printer - Questions about a machine or 3D model's Z-axis

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2
votes
1answer
369 views

Wrong Z-Axis movement in G-Code

Alright so I bought a broken UP mini. There was only a defect on the board so I connected the components to a Duet 2 Wifi. Everything is fully operational and I can manually move all axes correctly ...
3
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2answers
3k views

Homing the 3D printer

I have just built my first 3D printer, and I am having some problems. It is a Cartesian based 3D printer, using Marlin firmware and Pronterface software. My problem is homing the 3D printer. I do not ...
1
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1answer
674 views

Anet A8 & BLTouch not homing Z

I have an Anet A8 with Marlin Firmware 1.1.9 and I installed a BLTouch sensor. When I start the system the BLTouch does its self test (extend and retract the probe twice) and then lights up red. When ...
2
votes
1answer
260 views

Z-axes out of sync with Simplify3D

I have a Robo 3D R1+, and I'm using the default Simplify3D profile for it. When I finish a print, I notice that my X gantry is way out of level. The right side is visibly higher than the left side. So ...
2
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0answers
208 views

Bed leveling compensation not working! [closed]

I have a DIY 3D printer that uses a probe as z min limit and bilinear bed leveling. The problem is that bed leveling compensation sometimes doesn't work. This is in my starting scripts in Simplify3d: ...
6
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2answers
5k views

Z-Axis does not appear to be working on Ender-3 Pro

So, the wife got me a Creality Ender-3 Pro 3d Printer for Christmas. Assembly was easy, axis movements are all solid... when I go to print the test-dog.gcode file provided with the machine, it comes ...
0
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1answer
572 views

Calibration of Z axis in Simplify 3D

I'm using Simplify3d and a DIY 3D printer. The printer works fine and I've printed very nice objects with very smooth and beautiful surfaces BUT they are twice as tall as they should be! It is like ...
1
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1answer
164 views

Z Axis Cannot Move

I've got a Geeetech Pro B i3 printer (my first 3d printer) and after I've assembled it I started testing the axis. X and Y work well but Z cannot move. If I disconnect the couplings the motors move ...
5
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1answer
6k views

Z axis: Stepper motor and lead screw torque calculation

I am trying to figure out some calculations regarding stepper motor and lead screw. These are the things need answer: Selection stepper motor to lift given weight? Amount of load threaded rod can ...
0
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1answer
492 views

Ender 3 Nozzle does not clear bed

I have a thicker glass plate on the bed. Also, I have a z-axis offset at the maximum value 50 yet the nozzle does not clear the plate. Why can't I adjust the axis beyond 50?
5
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1answer
109 views

What is this part and does it have to do with my my z-position is messed up?

I recently bought my first 3d printer, a monoprice maker select v2. After a couple of print jobs, this piece fell out. I have no idea where it came from. But afterwards, I notice that my Z-...
1
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1answer
429 views

Why does my DIY printer start printing in air?

I've built a DIY 3D printer similar to Prusa i3. It does homing and bed leveling very well with a PNP Lj12a3_4_Z_BY sensor using G28 and ...
2
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2answers
876 views

How to re-program NEW Prusa MK3 MMU2 to accept taller Z axis

In a previous question, I have modified the Z-axis-height of my Prusa Mk3 from 250 mm to 350 mm. Prior to the MMU2 upgrade, I changed the code in my printer to accept the new height the following way: ...
4
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3answers
4k views

Ender 3 Z-limit now unreliable - possible causes and solutions?

I had a couple of recent nozzle/bed crashes, so I now frequently do a manual bed levelling. I do these while the bed is heated to allow for expansion. Today i found, after levelling, a subsequent ...
7
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1answer
2k views

Screeching Noise when moving the Z-Axis Down

I have had my Prusa i3 clone for about two years and it has always made a screeching sound when the z-axis is moving down. I have tried many solutions for this problem like greasing the z-rods, ...
3
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2answers
2k views

Z Axis inconsistency - Geeetech I3

I'm 3D printing almost 2 years, and I expected to have better result after changing to complete smooth rods with new bearings. I have a problem with my Z axis giving me inconsistent prints; I already ...
3
votes
2answers
645 views

TEVO Tarantula Z-Axis Lowering Too Far After Endstop Triggered

A z-axis homing issue is giving me an ulcer. I'm hoping someone can help with this. As per usual, after the Z endstop is triggered on my TEVO Tarantula the gantry raises a bit then slowly lowers back ...
3
votes
3answers
842 views

Ball screw: Maintaining Z axis position when motor is OFF

I'm building a 3d printer of size 500 x 500 x 500 build area. For the Z axis, I'm planning to use this Linear actuator. The maximum weight Z axis might encounter is 15 Kg due to it being a clay ...
4
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3answers
918 views

Weird stepper issue when setting up Marlin printer

When manually controlling the z-axis in reprap, it works fine. If I use the home button, it doesn't move. Instead, it stalls/freezes/hangs. It attempts to turn, but can't successfully make a full turn....
5
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1answer
2k views

Z-axis endstop not functioning after Marlin Firmware installation

I've had my Monoprice Maker Ultimate for a few months and have started doing upgrades to it. My most recent change is in upgrading the firmware to a newer version of Marlin so that I can better ...
6
votes
1answer
467 views

Problems with Z step

Recently I bought a Prusa i3 pro W (from Geeetech) and I've been struggling with something that is ruining all my printings. I attach a photo with what was supposed to be little "boxes": As you ...
5
votes
1answer
121 views

Why not use GT2 en lieu of a Z-axis threaded rod or leadscrew?

Having just re-read Tom's excellent answer to my question Advantages of GT2 over a rack, as my comment ponders1: Why is a threaded rod, or lead screw, used for the Z-axis movement in a Prusa (and its ...
0
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4answers
200 views

Layer 1 won't adhere anymore

I have a new Tevo Tornado, which I have completed two good prints with, a 20x20 test cube from the supplied SD and the spool holder also from the SD. I say this to note that the printer was capable of ...
3
votes
1answer
769 views

Z-axis comes down and presses the bed while printing

I am using a Prusa i3 with Marlin Firmware. All the components of my 3D printer working fine. I have a problem with my Z-axis, it comes down and get pressed by the bed. I have tried adjusting the ...
3
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3answers
1k views

Z-Axis doesn't work only during printing

Problem: Z-Axis doesn't work during a print. It attempts to work, maybe climbs on the Z-Axis, but screws back down. It whines, too. But, Z-Axis DOES work while not printing. It doesn't matter if ...
3
votes
1answer
347 views

How bed leveling is achieved without table screws?

I have seen printers with table screws and bed leveling sensor and printers that have only bed leveling sensor (such as Prusa). So my question is how does the bed levelling work when there is only a ...
3
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1answer
40 views

On a LENS printer, does the head move, or is it table that moves when printing?

I'm wanting to know how a LENS printer moves to create 3D prints.
5
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2answers
4k views

Z-Axis zero/home position is higher than the actual print starting position

I'm having an issue with my very first printer, a Monoprice Select Mini V2. After doing about 20 successful prints on it, the Z axis is suddenly acting very odd. When I 'home' the Z axis and move the ...
6
votes
1answer
1k views

First layer height problem after changing nozzle

I have a problem with my first layer height. But lets start at the beginning: I own a Tevo Tarantula Dual extruder printer with a endstop switch for Z axis. No Auto bed level. 0.4mm nozzle. ...
7
votes
1answer
2k views

Full steps mode for Z axis stepper controller

I have a Cartesian style 3D printer (FLSUN Cube), with two Z-axis stepper motors (1.8°, 200 steps/revolution) with T8x8 lead screw (8mm / 2mm pitch with 4 starts), and currently they are using 1/16 ...
3
votes
3answers
5k views

Which proximity sensor to use?

I am building a dolly and I am confused as to which proximity sensor to use. Should I go for M8 or M12 and 5 V or 6-36 V? What should be the best detecting distance? Should it be 2/4/8&...
7
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3answers
5k views

Does anyone know the thread size (pitch and lead) of the Anet A8's lead screw?

I bought a new printer, and unfortunately the left nut for the lead screw isn't tapped. Does anyone know the thread size, w.r.t. both pitch and lead, of the lead screws?
5
votes
1answer
933 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. ...
6
votes
3answers
675 views

Lead screws - M8 instead of M5?

I am building a Prusa i3 MK2S (Dolly). I find it very difficult to find M5 rods for the Z axis, I have an M8 lead screw with 8 mm lead, So I thought since M8 is widely available online I could ...
2
votes
2answers
204 views

Z axis Control of Prusa i3

I have modified my Prusa i3 MK2 printer so that the existing extruder motor has now been attached to a 5mm lead screw with a 1mm pitch. What is the easiest way to control the extruding of the printer ...
3
votes
2answers
5k views

Any code to move up Z axis after finishing the printing?

Is the firts time that I saw this movement after the printing has finishig and causes the nozzle crashes to the printed part and I noticed due the part is 14x8 and the nozzle is to near and below to ...
1
vote
1answer
7k views

Z height incorrect on calibration cube

I tried to print 30mm calibration cube with my TEVO Tarantula. I found that a few bottom layers was missing as shown in picture. I noticed that a few bottom layers looks thin during printing. Anyone ...
3
votes
2answers
256 views

Quality drop in vertical axis printing

Dear experts and 3D printer users; I am a beginner in 3D printing field. I read couple of answers in forums and i cannot find exact answer to my problem. Printing quality dropped when i try to ...
4
votes
1answer
3k views

Z axis Stepper motors not working correctly

I have been searching around the internet for the last 3 days trying to figure this out. My Z axis motors for a pursa-i3 3d printer are not working correctly. I have marlin firmware and using repetier ...
3
votes
1answer
382 views

Z axis stopped part way through print

I got an Anet A8 for Christmas. I am trying to print a calibration tower and the z axis stops lifting at approximately 100mm. I checked that the gantry is able to travel along the full length of the ...
2
votes
3answers
4k views

Z Steppers just hum, vibrate and don't move at all

As I said in the title there is some issue with my z axis steppers. They will make a humming sound and vibrate a little but won't actually spin. I'm fairly sure this is an issue with the firmware (but ...
1
vote
1answer
84 views

Z motors work synchronously ToyRep

I have a problem with Z direction. As you know it has two motors. And my problem is that one sometimes goes to the different direction (so basically one is screwing and another one unscrewing). It is ...
7
votes
1answer
2k views

Z motor not moving during auto home

My Monoprice maker select recently fried its melzi board. So I went out and purchased a ramps 1.4 kit. I've wired it all up and Flash the firmware with marlin(most recent build). When it boots up ...
3
votes
1answer
835 views

Unable to install auto-bed levelling sensor into my Anet A8

I've been trying to install an inductive sensor for auto-bed levelling into my Anet A8 and I'm having a few issues. I have been using the wiring diagram provided by Solid Ground Electronics in one ...
9
votes
6answers
19k views

Nozzle rubs on previous layers

I'm having a frustrating problem with my recent built custom 3D printer so every single print I made, from the third layer, the nozzle is "rubbing" on the already placed filament. This ...
2
votes
2answers
217 views

Z axis not moving on Prusa i3v 8"

I have a Maker Farm Prusa i3v 8" i just finished building. Initially when i first homed it, it ran fine, it even ran a test g code for movement. The problem is now the Z axis wont move anymore. ...
5
votes
2answers
1k views

print quality: z wobble issue

Yesterday i replaced the z axis of my diy printer. Now i have some strange waves on the side of my prints. Are the threaded rods bent or could that be a vibration issue? Or is the coupler too stiff?
3
votes
1answer
4k views

Why do I have to lower my Z axis steps per mm?

First, X and Y axis works perfectly, I measured well. I have plugged all jumpers, and use a very standard ramps 1.4 setup with standard Nema 17 200rev 1.8 motors and A4988 drivers. For Z axis, I have ...
3
votes
1answer
879 views

Z axis OK during calibration, but WAY off on prints

I have Anet A8 where I have changed the controller from the original to RAMPS 1.4 running Marlin 1.1.1 and ran into some strange issues with my Z axis. Doing calibration (10 mm cube, 10x10x20&...
4
votes
3answers
2k views

Z-axis not moving up

I'm near the end of the build of a i3 MK2 clone and have run into a problem with the Z-axis motors. Specifically, the Z-axis will move down (and trigger the endstop) but it will only make a quick ...