K40 power supply

Problem Statement: Need to understand the K40 power supply to build a new control pannel.   Solution: Found my power supply on Amazon: Conclusion: Simple power supply.   Reference: https://www.amazon.com/Cloudray-Laser-Power-Supply-Engraver/dp/B079M6RWZ1/ref=sr_1_1?dchild=1&keywords=b079m6rwz1&qid=1590457737&sr=8-1

Fusion 360

Problem Statement: Need to understand Fusion 360 to be able to build objects. Solution: Watch some videos and document the menu to understand the powerful capabilities. Fusion 360 – Tutorial for Absolute Beginners – Part 1 Right Click Plain to add sketch Shortcuts: S=Model Toolbox Q=Push/Pull C=Circle D=Dimension L=Line X=Construction P=Project Ctrl+Z=Undo J=Joint Fusion 360

Wax re-use

Problem Statement: Reuse of CNC milled wax. (Need to complete this).   Solution: Modify the Big Dipper Furnace to reduce max temperature for was. Melt down back into blocks for reuse.   Conclusion:   Reference: Big Dipper Furnace.pdf https://www.candlescience.com/learning/wax-guide  


  Problem Statement: Water protects the laser tube from overheating.  We need to test water is flowing ( 2 gps) and it’s temperature is safe (less than 35 °C/95 °F).   Solution: Water cooler Thermoelectric Cooler here: Temp Fan RPM Water RPM here (or DIY here, you need to add the sensors.) Water Temperature here:

K40 Modifications

Problem Statement: The K40 delivered is as cheap as it can be for the producers to make money, and with many safety hazards not addressed. Three options: Buy a more expensive machine. Adjustments, upgrades and modification. Accept it for what it is. (This is a work in progress, updates will be made over time. 04/12/2020)

K40 control panel

Problem Statement: The K40 control panel works by showing a percentage of the laser power.  But this does not include how many milliAmps are actually used.  Real risk of  damaging the laser.  This enhancements will make a useful panel.     Solution: Replacing the control panel will require other modification: Items to display Cabinet Lights

Digital to Analog Panel upgrade

Search: https://www.google.com/search?q=k40-powerledto%2Banlogschem&newwindow=1&safe=active&rlz=1C1CHBF_enUS729US729&sxsrf=ALeKk03kmlRYNdFHWYsbr-D_OKtqk9Z2Vg:1586177343597&tbm=isch&source=iu&ictx=1&fir=PtwLYaKV1I5CpM%253A%252CYZgKoKM5n_JW8M%252C_&vet=1&usg=AI4_-kQA2VTQlMhH5rHU3TOyXpyeUAsxWA&sa=X&ved=2ahUKEwiTp_aI69PoAhUJWs0KHbWXCJ8Q9QEwA3oECAQQCw#imgrc=PtwLYaKV1I5CpM: Reference: http://donsthings.blogspot.com/2019/02/replacing-k40s-digital-panel-with.html https://www.google.com/search?q=k40-powerledto%2Banlogschem&newwindow=1&safe=active&rlz=1C1CHBF_enUS729US729&sxsrf=ALeKk03kmlRYNdFHWYsbr-D_OKtqk9Z2Vg:1586177343597&tbm=isch&source=iu&ictx=1&fir=PtwLYaKV1I5CpM%253A%252CYZgKoKM5n_JW8M%252C_&vet=1&usg=AI4_-kQA2VTQlMhH5rHU3TOyXpyeUAsxWA&sa=X&ved=2ahUKEwiTp_aI69PoAhUJWs0KHbWXCJ8Q9QEwA3oECAQQCw#imgrc=CzPjqk9S9T9T9M  

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