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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56 views

AnyCubic D (aka Predator) - Z-zeroing and first layer issues

Long story short, my wife and I are now the proud owners of an AnyCubic D, also known as the Predator. This is not our first 3D printer, but it is our first "delta" design, with the circular build ...
3
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1answer
40 views

Marlin “Tune->Bed Z” vs “Tune->Babystep Z” vs Z Offset?

What is the difference between: Tune -> Bed Z Tune -> Babystep Z Control -> Motion -> Z Offset And when are you supposed to use "Bed Z"?
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3answers
183 views

What are the pros and cons of using a BL Touch in place of a limit switch?

This is about practicality. I'm hearing that people are using their BL Touch not to adjust the Z offset, but as the limit switch for the machine! Why is this so? What are the pros and cons of using a ...
3
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1answer
116 views

CR-10S Pro pausing and starting again

I found this question, CR-10 randomly pauses for a few seconds, that someone asked earlier. I am experiencing the exact same thing, only on a CR-10S Pro. None of the suggestions on that post helped. ...
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0answers
29 views

Large SLA Build Plate

So I purchased a ready-made z-axis. There are four holes for 6 mm screws. Two pairs of holes are 100 mm apart, with each pair of screw mounts 20 mm apart from each other. Basically, ...
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0answers
133 views

Does matching whole Z-motor steps for layer height actually matter on Ender 3?

This question asks about computing the fundamental layer height unit for full Z-motor steps, on the basis of a theory that layer thickness can be inconsistent if the height is at different micro-...
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2answers
432 views

How to calculate the proper layer height multiples?

We all know, that the best layer hight is, when you have multiples of full steps. If it is not, sometimes steps get skipped and end up bad layer-to-layer adhesion when one height step missed a tiny ...
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2answers
59 views

Printer head too low when printing

Problem My CR-10 printer seems to be trying to print the model 4 or 5 layers too low. This means that for the first few layers, the printing nozzle is forced against the bed, preventing extrusion ...
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1answer
102 views

Problems with Z-axis: Z-axis raised not enough at the beginning

My printer had some Z-axis issue. Here are the details: When I was printing a model, the bottom of the model got bumpy edges(as shown in pic), and the height of the model was a little bit shorter(...
3
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1answer
186 views

Auto home issue on ender 3

I own a Comgrow Creality Ender 3 3D Printer Aluminum DIY with Resume Print 220x220x250mm I am a newbie and last night finally got a halfway decent print, but tonight I went to Auto Home it and it ...
2
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0answers
73 views

Ender 3 Z axis not working?

I recently got an Ender 3 3D printer for my birthday, and while I've had a lot of problems with it, there's one that I haven't been able to fix. I can control the Z-axis, but whenever I go to print ...
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0answers
131 views

Inconsistent Auto Bed Leveling - Having To Calculate Z Offset For EVERY Print

I am having a problem with my Flying Bear P902 3D printer where I have to calculate the Z offset for every single print. I calculate it using this method (and store it in EEPROM) : Link to ...
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1answer
55 views

Tevo tarantula Z- port burnt

I burnt the Z- port for the Z endstop. Can I use the Z+ port? I'm using Jim Brown's Marlin firmware. Any help to change that is highly appreciated. I know nothing about code. Sorry for my ignorance. ...
3
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1answer
72 views

After homing all is fine, when printing the Z-axis stops advancing

My Prusa i3 has developed an issue. It homes fine and has no issues. But, when I press the print button it gives a sneeze (quick screeching noise from the Z-axis stepper motor) and start to print. ...
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1answer
235 views

Prusa i3 MK3S Z axis moving down in calibration wizard

During recalibration of my printer (due to the nozzle catching on the prints), the Z-axis went down where it used to go up, damaging the heatbed steel sheet in the process. It then failed calibration. ...
3
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1answer
192 views

Hooking up an optocoupler in a 24V Machine, is a 2 kOhm resistor sufficient?

I am going to buy an inductive probe for my Creality Ender 3 to enable ABL (Automatic Bed Leveling). And now, I have one last question left on my mind: I am going to buy a Vishay Optokoppler ...
2
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1answer
151 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
882 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 ...
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1answer
454 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
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1answer
120 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
137 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: ...
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2answers
2k 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 ...
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1answer
319 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 ...
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1answer
63 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
3k 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 ...
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1answer
422 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
86 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-...
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1answer
312 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
553 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:...
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2answers
2k 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 ...
6
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1answer
633 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
481 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
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2answers
395 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
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3answers
520 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
455 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....
4
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1answer
910 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
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1answer
397 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
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1answer
80 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 ...
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4answers
153 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
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1answer
517 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
532 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
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1answer
246 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
38 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
3k 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 ...
5
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1answer
646 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
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1answer
1k 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
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3answers
3k 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&...
6
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2answers
3k 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
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1answer
796 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
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3answers
481 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 ...