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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4
votes
2answers
943 views

Anet A8 right Z drops 2 mm during print

I've noticed that after my Anet A8 completes a print, the right hand Z mount ends up 1-2 mm lower than the left, even though I make sure both the left and right hand Z mounts of the X-axis are at ...
5
votes
1answer
934 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. ...
3
votes
1answer
41 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.
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. ...
3
votes
1answer
892 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&...
2
votes
2answers
219 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. ...
2
votes
2answers
206 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 ...
4
votes
2answers
3k views

Assisted manual levelling with Marlin

Marlin offers a bunch of different choices for auto-levelling and assisted manual levelling for bent build plates (mesh levelling), but for the moment I want to level things completely manually. That ...
3
votes
2answers
6k 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 ...
5
votes
1answer
434 views

Printrbot simple metal not auto leveling

I have a printrbot simple metal with the heated bed upgrade. Its been working fine until Cura updated, now, after the x,y, and z axis zeros, the print starts without moving to the other corners and ...
3
votes
1answer
393 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 ...
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
261 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 ...
1
vote
1answer
85 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 ...
5
votes
1answer
392 views

Small Z axis step: Repetier-Firmware

Z axis length for my printer equals 120 mm. When I manually pass this length, from display controller menu, it's about few millimeters. Then I set the resolution (ZAXIS_STEPS_PER_MM) at 1600 steps per ...
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 ...
4
votes
3answers
3k 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 ...
3
votes
1answer
978 views

My Prusa i3's Z-axis will only go up

If I send it commands to go up, the steppers rotate things up. If I tell the Z-axis to go down, nothing happens. I inverted the Z-axis in the firmware (by setting the value to true instead of false), ...
4
votes
1answer
3k views

Alignment of dual Z-axis steppers

My newly built ANET A8 has dual Z-axis steppers (and two threaded rods), but only an end-stop on one side. Am I missing some detail for ensuring proper alignment of Z as the extruder moves along the Z-...
4
votes
2answers
1k views

Printer homes to z stop-switch, but presses on heatbed during printing

I have a Prusa i3 that homes properly when you use the menu. After adjusting the bed and homing several times it keeps the head at a reliable distance. However when I try to print from SD card, the ...
5
votes
1answer
901 views

3d prints come up with ribbing on one side

The right side of my prints always have the standard ribbing effect given by a bent z rod, however I have replaced the rod and there was no change. Here are pictures of one of my more recent prints: ...
3
votes
1answer
4k 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 ...
6
votes
2answers
191 views

Is z-axis zero near the hotend?

I'm in the process of building the D-Bot core XY printer, and I was hoping to know if the Z-axis 'zero' is near the hot end or near the bottom of the printer furthest away from the hotend? In this ...
7
votes
1answer
2k views

Z Axis getting stuck with Marlin 1.1.0-RC7

Background: I just successfully installed a RepRapDiscount Full Graphic Display on my Prusa i3; and in doing so, I've upgraded all of the firmware to the latest version of Marlin, 1.1.0-RC7. With my ...
6
votes
4answers
3k views

How to keep Z-axis motor from slipping when powered down

Because of the weight of my Z-axis and the relative ease of its motion, when the Z-axis motor is powered down the bed has a tendency to slip and fall down. Obviously leaving the motor powered solves ...
8
votes
2answers
3k views

z-axis hard to move in some areas - what could be faults, how to improve?

I have a z-axis which follows schematically the same principle as the makerbot one's (threaded rod and two leading rods with linear ball bearings carrying a level). It is from an old experimental lab ...
9
votes
3answers
2k views

Do I need to recalibrate z-probe offset every time I switch to a different layer height?

It occurs to me that I'm never really thinking about layer height when I calibrate my z-probe offset. This is obviously an oversight, because I'll want my nozzle to start higher for 0.3mm layers than ...
4
votes
1answer
1k views

Printerbot printing stringy

My Printrbot is always printing stringy, despite changing the setting on my z probe by entering command M212 Z-.1 through Z-1.5, with and without a heated bed. My prints look roughly like the one on ...

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