Laser Cutter, Thunder Nova 51 ID:178: Difference between revisions

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===Setting Focus Height===
===Setting Focus Height===
[[File:Thunder-Laser-Focus.jpeg]]<br />
[[File:Thunder-Laser-Focus.jpeg]]<br />
[[File:Setting focal distance.png|thumb|Using measurement tool to set 10mm focal distance.]]
Note: If using the 4" laser head, the focus distance is 10mm. See page 52 of the [https://www.thunderlaser.ca/wp-content/uploads/down/Nova_Series_Unified_User's_Manual.pdf Thunder Nova User Manual] for assistance setting focus distance. As noted in the user manual, the focal distance isn't as important for 4" laser head and can be anywhere between 10mm-12mm.


=== How to use the different nozzles laser head cone ===
=== How to use the different nozzles laser head cone ===
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A nozzle has a very narrow outlet (approx. 2mm), which provides high air flow to blow directly on the cutting gap. This nozzle is excellently suited for cutting wood, as this prevents soot formation in the cutting gap. The other nozzle has a large outlet (approx. 6 mm), which provides the air assist to blow the material more slowly and not directly on the cutting gap. This nozzle is excellently suited for cutting acrylic, as this prevents white mark in the cutting edge. Besides, when engraving wood, for example, particles that have been removed and smoke / gases are gently distributed and extracted in the working area. So you get a clean, almost unaffected by smoke traces engraving.
A nozzle has a very narrow outlet (approx. 2mm), which provides high air flow to blow directly on the cutting gap. This nozzle is excellently suited for cutting wood, as this prevents soot formation in the cutting gap. The other nozzle has a large outlet (approx. 6 mm), which provides the air assist to blow the material more slowly and not directly on the cutting gap. This nozzle is excellently suited for cutting acrylic, as this prevents white mark in the cutting edge. Besides, when engraving wood, for example, particles that have been removed and smoke / gases are gently distributed and extracted in the working area. So you get a clean, almost unaffected by smoke traces engraving.


=== How to install 4" laser head ===
''Excerpt from Thunder Nova User Manual series page 49''
# Move the table down until there is space to remove the 2" laser head and install the 4" laser head.
# Take out the air hose.
# Loose the thumb screw and remove the 2" laser head.
# Install the 4" laser head and insert as far as it will go.
# Reattach the the air hose.
Note: Automatic focusing ''cannot'' be used with the 4" laser head!


=== How to use air-assist control ===
=== How to use air-assist control ===
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*[https://thunderlaser.com/laser-cutter-settings-for-different-materials/ Laser Cutter Settings For Different Materials | Thunder Laser]  (note: ensure you select 130W from the top menu)
*[https://thunderlaser.com/laser-cutter-settings-for-different-materials/ Laser Cutter Settings For Different Materials | Thunder Laser]  (note: ensure you select 130W from the top menu)
=== Adjusting the Jog Speed ===
Moving the laser head around using the physical arrow buttons on the controller is referred to as jogging. To increase or decrease the jog speed, press the `Speed` button on the laser controller. In the menu that appears on screen, use the arrow buttons to increase or decrease the mm/sec value. Please note that you need to select and adjust each digit. For example, if the jog speed is set to 49mm/sec and you decrease the 9 digit, it will not cycle down to 39mm/sec after 40. You must move your cursor to the tens position and increase/decrease the 4. See the Nova [https://thunderlaser.co.uk/wp-content/uploads/2018/12/User-manual-NOVA51.pdf#page=43 instruction manual] for more info.


==Troubleshooting==
==Troubleshooting==
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