Laser/How to Lazzzor: Unterschied zwischen den Versionen
K misc fixes and details on why PVC et al. might kill you |
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'''Cutting / Vector format''': | '''Cutting / Vector format''': | ||
* deactivate filling on all objects | * deactivate filling on all objects | ||
* set the stroke width on all objects to 0 | * set the stroke width on all objects to 0 (if your application, e.g. Inkscape, doesn't support hairline strokes, set it to 0.001 inches instead) | ||
* export your image in *.eps format [.. other recommended formats here.] we strongly encourage you NOT to use dxf formats. They are prone to errors when imported into Corel Draw (which will be used to send the job). | * export your image in *.eps format [.. other recommended formats here.] we strongly encourage you NOT to use dxf formats. They are prone to errors when imported into Corel Draw (which will be used to send the job). | ||
* During exporting/saving, look for an option which says "Make a bounding box around full page" or similar and DEactivate it. | * During exporting/saving, look for an option which says "Make a bounding box around full page" or similar and DEactivate it. | ||
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* you can set the DPI for your graphic up to 1200 (max. setting the lazzzor supports) | * you can set the DPI for your graphic up to 1200 (max. setting the lazzzor supports) | ||
* no background color (means: transparent background) | * no background color (means: transparent background) | ||
Software.. | Software.. | ||
* ..for raster images: Photoshop, Gimp, MS Paint, .. any common image editor. | * ..for raster images: Photoshop, Gimp, MS Paint, .. any common image editor. | ||
* ..for vector graphics: Inkscape, CAD programs, Adobe Illustrator, ... | * ..for vector graphics: Inkscape, CAD programs, Adobe Illustrator, ... | ||
'''If you finished your image/graphics''' ... | '''If you finished your image/graphics''' ... | ||
* Bring your image/graphic on a USB drive to our lab and plug it into the cutting station next to the lazzzor. | * Bring your image/graphic on a USB drive to our lab and plug it into the cutting station next to the lazzzor. | ||
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: '''Frequency''', how many times a lazzzor shot happens. This depends greatly on the material used. | : '''Frequency''', how many times a lazzzor shot happens. This depends greatly on the material used. | ||
These 3 parameters kinda intervene with each other. E.g. if you lower the Speed, you won’t need as much Power and/or Frequency.. See theoretical experiments for further help. (Insert link!)<br> | These 3 parameters kinda intervene with each other. E.g. if you lower the Speed, you won’t need as much Power and/or Frequency.. See theoretical experiments for further help. (Insert link!)<br> | ||
''Job'' | ''Job'' | ||
: '''Raster''': for engraving | : '''Raster''': for engraving | ||
: '''Vector''': for cutting | : '''Vector''': for cutting | ||
: '''Combined''': for doing both! Engraving always comes first. | : '''Combined''': for doing both! Engraving always comes first. | ||
''Rasterisation'' | ''Rasterisation'' | ||
: '''basic''': makes it look good, most of the time you'll want to use this. | : '''basic''': makes it look good, most of the time you'll want to use this. | ||
: '''3D''': good for making stuff like holes for screws. | : '''3D''': good for making stuff like holes for screws. | ||
: '''stamp''': yeah, that's for stamps, there are also 2 additional parameters for this one. (todo: indepth howto for stamps) | : '''stamp''': yeah, that's for stamps, there are also 2 additional parameters for this one. (todo: indepth howto for stamps) | ||
''misc'' | ''misc'' | ||
: '''Auto focus''': important for making nice cuts, you also can do that manually (todo) | : '''Auto focus''': important for making nice cuts, you also can do that manually (todo) | ||
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=== allowed === | === allowed === | ||
Cutting / Engraving: | Cutting / Engraving: | ||
* | * anything made out of wood | ||
* Acrylic | * Acrylic | ||
* Polypropylene | * Polypropylene | ||
* | * Polystyrene (Styrofoam; set low Power & Speed!) | ||
* Fabric (hm what about polyester?) | * Fabric (hm what about polyester?) | ||
* ... | * ... | ||
* Very very thin metals (foil or | * Very very thin metals (foil or circuit board made out of brass) (--> indepth howto at example page?) | ||
Engraving: | Engraving: | ||
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=== forbidden === | === forbidden === | ||
Any material with Chlorine (Chlor) or Nitrogen (Stickstoff) as a compound. Dangerous fumes will be emitted when burned. Some examples: | Any material with Chlorine (Chlor) or Nitrogen (Stickstoff) as a compound. Dangerous fumes (hydrogen chloride, hydrogen cyanide or benzene gas) will be emitted when burned. Some examples: | ||
<table border="1"> | |||
<tr style="background-color:red;color:white"><th>what</th><th>why</th><th>where</th></tr> | |||
<tr> | |||
<td>PVC</td> | |||
<td>polyvinylchloride → hydrogen chloride</td> | |||
<td>floors</td> | |||
</tr> | |||
<tr> | |||
<td>PC</td> | |||
<td>polycarbonate → benzene</td> | |||
<td>?</td> | |||
</tr> | |||
<tr> | |||
<td>Polyurethane</td> | |||
<td>?</td> | |||
<td>e.g. sponges for cleaning dishes</td> | |||
</tr> | |||
<tr> | |||
<td>ABS</td> | |||
<td>acrylo'''nitrile''' butadiene styrene → hydrogen cyanide</td> | |||
<td>Lego/Makerbot plastic</td> | |||
</tr> | |||
</table> | |||
Other | Other potentially dangerous stuff: | ||
* BoPET Foil: as used in | * BoPET Foil: as used in rescue blankets. has the ability to reflect big part of the IR spectrum. omg. | ||
* ... | * ... | ||
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# press "Pointer" (or what was it?) to make it visible/invisible | # press "Pointer" (or what was it?) to make it visible/invisible | ||
# press "X/Y", the display will say "X/Y - Off" | # press "X/Y", the display will say "X/Y - Off" | ||
# press "Go" to unlock the lazzzor head | |||
# you can now move the lazzzor freely along its x and y axis | # you can now move the lazzzor freely along its x and y axis | ||
# press "Set-Home" to set | # press "Set-Home" to set the current position as your home-point (this will be the top-left corner of your drawing in CorelDraw) | ||
''' IMPORTANT ------ IMPORTANT ------ IMPORTANT ''' | ''' IMPORTANT ------ IMPORTANT ------ IMPORTANT ''' | ||
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* .. hear noises you are not used to hear | * .. hear noises you are not used to hear | ||
* .. see smoke gathering in the cutting area | * .. see smoke gathering in the cutting area | ||
* .. see something burning constantly. (One or two spurts of flame are okay when cutting | * .. see something burning constantly. (One or two spurts of flame are okay when cutting acrylic (i think it was acrylic?)) | ||
Now, go on, push teh button!.. | Now, go on, push teh button!.. | ||
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* place the material inside the workspace of the lazzzor. | * place the material inside the workspace of the lazzzor. | ||
* If you haven’t already done so, set your home position described above. its a handy thing to do. | * If you haven’t already done so, set your home position described above. its a handy thing to do. | ||
Starting a job: | Starting a job: | ||
* The display of the lazzzor should read something like "Job: #1 ... ".<br> | * The display of the lazzzor should read something like "Job: #1 ... ".<br> | ||
:thats most likely your job if you just turned on the lazzzor. | :thats most likely your job if you just turned on the lazzzor. | ||
* press "Go" to start the job | * press "Go" to start the job | ||
Pause/Cancel a job | Pause/Cancel a job | ||
* press "Stop" at any given time to halt the lazzzoring process | * press "Stop" at any given time to halt the lazzzoring process | ||