Laser Cutting: Difference between revisions
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The laser room is equiped with a Trotec Speedy 300, 80W, CO<sub>2</sub> laser capable of cutting, engraving, and marking a variety of materials. Two Windows desktop computers with Adobe Illustrator and Inkscape are available for preparing laser job files. |
The laser room is equiped with a Trotec Speedy 300, 80W, CO<sub>2</sub> laser capable of cutting, engraving, and marking a variety of materials. Two Windows desktop computers with Adobe Illustrator and Inkscape are available for preparing laser job files. |
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= Certification = |
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The Laser Basic Use & Safety class is a required certification to use this machine. |
The Laser Basic Use & Safety class is a required certification to use this machine. |
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= Trotec Speedy 300 = |
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[[File:Trotec Speedy 300 Laser Cutter.jpg|thumb|alt=Trotec Speedy 300 laser cutter and engraver|Trotec Speedy 300 laser cutter and engraver]] |
[[File:Trotec Speedy 300 Laser Cutter.jpg|thumb|alt=Trotec Speedy 300 laser cutter and engraver|Trotec Speedy 300 laser cutter and engraver]] |
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== Manufacturer's Manual == |
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A majority of questions about the laser can be answered in the manual. Please consult the manual if you need help and no one is around to provide an answer. |
A majority of questions about the laser can be answered in the manual. Please consult the manual if you need help and no one is around to provide an answer. |
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[https://itee.uq.edu.au/files/6777/Speedy-300-Manual-EN.pdf Manufacturer's Manual] |
[https://itee.uq.edu.au/files/6777/Speedy-300-Manual-EN.pdf Manufacturer's Manual] |
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= File Preparation = |
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== Terminology == |
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* Bitmap - Representation of an image as bits of information (pixels); used to allow logos/stencils to be changed into colors. |
* Bitmap - Representation of an image as bits of information (pixels); used to allow logos/stencils to be changed into colors. |
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* Vector - Representation of an image as shapes, rather than bits; used to allow logos/stencils to be modified as objects. |
* Vector - Representation of an image as shapes, rather than bits; used to allow logos/stencils to be modified as objects. |
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Cut lines in file should be drawn with a width of 0.001 mm. |
Cut lines in file should be drawn with a width of 0.001 mm. |
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= Software = |
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The only software that is able to run the Laser is the manufacturers [https://www.troteclaser.com/en-us/laser-machines/laser-software/jobcontrol/ Trotec Job Control] |
The only software that is able to run the Laser is the manufacturers [https://www.troteclaser.com/en-us/laser-machines/laser-software/jobcontrol/ Trotec Job Control] |
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In the case of whatever computer controlling the laser breaks down, a backup of the JobControl ISO is backed up to the internal Fat Cat Fab Lab Google Drive, and can be reinstalled from that. |
In the case of whatever computer controlling the laser breaks down, a backup of the JobControl ISO is backed up to the internal Fat Cat Fab Lab Google Drive, and can be reinstalled from that. |
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= Approved Materials = |
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These listed materials are tested and approved by Fat Cat Fab Lab for lasering. Not every material on this list can be laser cut, some can only be engraved or marked--see "Considerations / Uses" for details. |
These listed materials are tested and approved by Fat Cat Fab Lab for lasering. Not every material on this list can be laser cut, some can only be engraved or marked--see "Considerations / Uses" for details. |
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= Prohibited Materials = |
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Do NOT laser any of these materials. It can cause harm to the machine and any human being in the area. |
Do NOT laser any of these materials. It can cause harm to the machine and any human being in the area. |
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= Where to Buy Material = |
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== Wood == |
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{| class="wikitable" |
{| class="wikitable" |
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= Operating the Laser = |
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Never leave the laser unattended while in operation! Materials can catch fire so the laser must always be used with attention by the operator and they must stay present in the laser room. |
Never leave the laser unattended while in operation! Materials can catch fire so the laser must always be used with attention by the operator and they must stay present in the laser room. |
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== Lens Types == |
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We have 2" (default) and 4" focal length lenses. |
We have 2" (default) and 4" focal length lenses. |
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= Troubleshooting = |
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== Job Control error "No more room left for jobs" == |
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* Make sure your job is smaller than 27" x 17" |
* Make sure your job is smaller than 27" x 17" |
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* Make sure you're sending your job in the correct orientation. |
* Make sure you're sending your job in the correct orientation. |
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== Laser decides not to cut all, or certain vectors == |
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* Make sure you don't have overlapping cut lines. This can be caused by using the "Paste in Place" function in Illustrator. |
* Make sure you don't have overlapping cut lines. This can be caused by using the "Paste in Place" function in Illustrator. |
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* In Illustrator: |
* In Illustrator: |
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** Select your vectors and bring up the color dialog. Edit menu -> Edit Colors -> RGB |
** Select your vectors and bring up the color dialog. Edit menu -> Edit Colors -> RGB |
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== Laser chamber fills with smoke == |
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* Check that the air filter is working, by manually toggling the air filter power button. On the airfilter console, this button's icon is a circle with a line through it. If it's not running, stop working and notify the #laser Slack channel or the Board. |
* Check that the air filter is working, by manually toggling the air filter power button. On the airfilter console, this button's icon is a circle with a line through it. If it's not running, stop working and notify the #laser Slack channel or the Board. |
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= Maintenance = |
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== Lens Cleaning == |
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[https://www.troteclaser.com/en-us/knowledge/tips-for-laser-users/cleaning-lenses/ Manufacturer Instructions ] |
[https://www.troteclaser.com/en-us/knowledge/tips-for-laser-users/cleaning-lenses/ Manufacturer Instructions ] |
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== Air Filter Replacements == |
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The air filter has 5 different layers and usually the top fiberglass one needs cleaning about every 2 weeks, depending on usage. |
The air filter has 5 different layers and usually the top fiberglass one needs cleaning about every 2 weeks, depending on usage. |
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* Fiberglass |
* Fiberglass |
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== Mirror Cleaning == |
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== Beam Alignment == |
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== Bed Leveling == |
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== Replace Honeycomb Bed == |
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A replacement can be found on eBay for much less than it can be purchased from Trotec. |
A replacement can be found on eBay for much less than it can be purchased from Trotec. |
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Re-assemble frame. |
Re-assemble frame. |
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= Laser Lab Setup = |
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The laser setup is a bit clunky since we're making it so that multiple computers can use a single laser, which is not a normal feature of Trotec JobControl. This section attempts to describe the setup so it can be recreated as necessary, |
The laser setup is a bit clunky since we're making it so that multiple computers can use a single laser, which is not a normal feature of Trotec JobControl. This section attempts to describe the setup so it can be recreated as necessary, |
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