Difference between revisions of "3D printer - Velleman K8200"

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(Category added)
(Currently not in service)
 
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The Velleman K8200 is an opensource RepRap printer, also sold under the [https://reprap.org/wiki/3drag 3Drag] name.  This printer is connected to a Raspberry Pi with [http://octoprint.org/ OctoPrint] installed.  To use, plug the 3d printer and Raspberry Pi into the mains and switch on, after a minute or so the Raspberry Pi will launch the webbased OctoPi control software.  Connect your computer to the Makerspace wifi and point your web browser at http://192.168.1.20.   
 
The Velleman K8200 is an opensource RepRap printer, also sold under the [https://reprap.org/wiki/3drag 3Drag] name.  This printer is connected to a Raspberry Pi with [http://octoprint.org/ OctoPrint] installed.  To use, plug the 3d printer and Raspberry Pi into the mains and switch on, after a minute or so the Raspberry Pi will launch the webbased OctoPi control software.  Connect your computer to the Makerspace wifi and point your web browser at http://192.168.1.20.   
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'''Currently NOT in service'''
  
 
=== Specification ===
 
=== Specification ===
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=== Current Issues ===
 
=== Current Issues ===
* <del>There is a small firmware issues at present, on large Z moves the firmware will halt and the printer control board will need resetting.  During the print everything seems okay.  Therefore before starting a print get the Z axis near home.  If the board resets turn the printer off and on again (not OctoPrint) re-connect Octoprint and carry on.  I will investigate and rectify soon (KE).</del> 
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None
* I have made a couple of changes in firmware
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# Enable the 'noisy' endstop feature, this should prevent the error on Z homing. 
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# Turned off thermal runaway on the bed heater (thermal runaway is still enabled on the hotend), this will prevent thermal runaway kicking in during a print.
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I tested for several hours and did not run into any further firmware resets.  Please let me know if you encounter any. KE.
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=== Upgrade Plans===
 
=== Upgrade Plans===
  
 
; Todo
 
; Todo
* <del>Look at Z nut, currently has a lot of backlash</del> Complete, but Z flexible coupler needs replacing, new one is on order
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* Install RAMPS control board, Or possible a [https://www.aliexpress.com/item/BIGTREETECH-SKR-V1-3-Control-Board-32-Bit-ARM-CPU-32bit-Board-Smoothieboard-3D-Printer-Parts/32980090169.html SKR1.3] 32 bit board
* Install new power supply - This is the next upgrade required, current power supply cannot keep the bed up to temperature - ordered.
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* Install RAMPS control board
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* Install new belts and tighten properly
 
* Install new belts and tighten properly
 
* Consider installing second Z lead screw and motor
 
* Consider installing second Z lead screw and motor
 
* Consider upgrading heated bed
 
* Consider upgrading heated bed
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;Complete
 
;Complete
 
* New Easy Peelsy magnetic bed surface has been installed.  Please do not use scrapers on it.  Clean with Isopropanol before using.
 
* New Easy Peelsy magnetic bed surface has been installed.  Please do not use scrapers on it.  Clean with Isopropanol before using.
 
* Install new E3D hotend and direct drive Titan extruder for 1.75mm filament
 
* Install new E3D hotend and direct drive Titan extruder for 1.75mm filament
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* Look at Z nut, currently has a lot of backlash. Complete, but Z flexible coupler needs replacing, new one is on order - Installed.
 +
* Install new power supply - This is the next upgrade required, current power supply cannot keep the bed up to temperature - ordered.
  
 
[[Category: Equipment]]
 
[[Category: Equipment]]

Latest revision as of 20:25, 13 October 2019

Velleman K8200

K82003dprinter.jpg

The Velleman K8200 is an opensource RepRap printer, also sold under the 3Drag name. This printer is connected to a Raspberry Pi with OctoPrint installed. To use, plug the 3d printer and Raspberry Pi into the mains and switch on, after a minute or so the Raspberry Pi will launch the webbased OctoPi control software. Connect your computer to the Makerspace wifi and point your web browser at http://192.168.1.20.

Currently NOT in service

Specification

Build volume: 200mm x 200mm x 200mm
Filament diameter: 1.75mm
Nozzle diameter: 0.4mm
Filament types Most, but prefers PLA
Max hotend temperature: 275 deg. C
Max bed temperature: 80 deg. C
Hotend Genuine E3D all metal hotend
Extruder Genuine E3D Titan extruder
  • Magic numbers for Layer heights, use these for best quality:
0.100 mm
0.150 mm
0.175 mm
0.200 mm
0.225 mm
0.250 mm
0.275 mm
0.300 mm
0.325 mm

The Firmware has recently (20/12/2018) been updated to Marlin 1.1.9 with thermal runaway protection enabled. Certain constraints have been limited in firmware

  • Maximum hot end temperature is 275 deg.C
  • Maximum bed temperature is 80 deg.C
  • Thermal runaway is now enabled

Velleman K8200 web site


Current Issues

None

Upgrade Plans

Todo
  • Install RAMPS control board, Or possible a SKR1.3 32 bit board
  • Install new belts and tighten properly
  • Consider installing second Z lead screw and motor
  • Consider upgrading heated bed


Complete
  • New Easy Peelsy magnetic bed surface has been installed. Please do not use scrapers on it. Clean with Isopropanol before using.
  • Install new E3D hotend and direct drive Titan extruder for 1.75mm filament
  • Look at Z nut, currently has a lot of backlash. Complete, but Z flexible coupler needs replacing, new one is on order - Installed.
  • Install new power supply - This is the next upgrade required, current power supply cannot keep the bed up to temperature - ordered.