This week, we're going to be looking at setting up air-assist and exhaust on a 50w CO2 laser engraver I recently purchased. 2: Tilt your PSU, to draw ambient temp in to the fan on top. The nozzle is in place:). Access to a resin printer to print the nozzle. As i told is a simple brushed motor, so the diagnosis i made before was correct, i tought. Laser engrave with an adjustable-size square beam spot. 5 times, but it also substantially improves the attained quality of the processed material. On the left, the air assist is off, and on the right it's turned on. Make sure you only measure objects in the same plane as the ruler! Laser Cutting with Nitrogen Gas. Beauty & personal care. Next step is to check electrical and if you don't know how to do that it's best to not mess with it. 50w and larger models include honeycomb beds). Etsy has no authority or control over the independent decision-making of these providers.
Due to its inert nature, the application of nitrogen to a laser cutting process reduces the chances of undesirable oxidation occurring on the cut metal surfaces. To test the air assist, I cut two hexagons out of 3. The included fan is both dangerous and bad, it will partially do the work but there is much to do. Air assist should be used on all types of laser cutting and laser engraving tasks. Workers found out that CO2 lasers worked much more efficiently when partnered with air assist. Water chillers will keep water temperature constant and will prevent overheating of the tube. 80 - Air Assist Pump, Tubing, and Air Assist nozzle. In addition, it considerably extends intervals between subsequent lens cleaning routines. View Cart & Checkout. If you're using a RUIDA controlled laser, be aware you'll need to go into the settings to enable air assist control via Lightburn, otherwise it'll just all appear to not work!... Go for XT-50 if you desire to: - Laser engrave in Ultra HD definition (550 DPI). It has enhanced the capabilities of CO2 laser engraving, especially when working with tough and dense materials like aluminum and stainless steel. There is more premium ones that will work good, or you can DIY fix your cheap-o lift to tighten it up in the joints.
We may disable listings or cancel transactions that present a risk of violating this policy. That tube has been expanded to fit over it and may be a problem returning it. Focused airflow clears the groove from fumes and pushes hot air forward making the cutting process faster and with a better end-result we strive to avoid is having a turbulent airflow which makes laser processing slower and the workpiece having charred areas. The basic function is to keep the cut clear from smoke and debris to help out the beam evaporate the material when cutting or engraving. Laser Cutting with Nitrogen Gas – Plasma/Laser Cutting Air Assist. Wire: 1/4 Quick connect compressor fittings: Hoes and connector kit: 1/4 connectors: 1/4 elbow connectors: Block Connectors: Most machines are coming with these installed now.
Speed - Co2 Lasers can cut and engrave up to 18, 000mm/minute while Diode Lasers are less than 10, 000mm/ Materials - Co2 Lasers can engrave and cut more materials to include clear glass and Engraving Area - On the 50w and bigger models, they typically have a large engraving area compared to diode lasers. Return on Investment. Pros: Included Enclosure - Includes enclosure with safety cluded Fume Extraction Fan - Includes fan to blow out harmful - Co2 Lasers are far more powerful than diode lasers. I an moving to a new location in a couple of weeks, so i'm just trying to make it til the move.
So an air assist is not only useful for getting clean cuts, but also to get the most power out of your laser! Clean the optics at least every 10 to 40 hours of use. I actually retired much of my workshop ever since I got my laser cutter because I don't really need that many things anymore. Second Prize in the. It comes with no instructions, but there are plenty of videos online showing how to install. Finally, there is an increased risk of flames and burns, especially on materials like acrylics and wood. Cons: Small Engraving area - The 40w models have a smaller engraving oling - Requires water cooling at all times during operation. Notice that when the air assist is turned off, smoke builds up around the region being cut. Quickly laser engrave with a single thick curve or line. Set the units to the desired physical units, and confirm. Another good thing about this type of nozzle is that you can 3D print it yourself! As with any debugging.
Improved User Safety. Did you ear some noise from the motor when laser is working? Why sax-lift tables are (often) bad. Turning the air assist on removed the charring altogether. Put the lightshield back on, and screw the two bolts back into place (image #3). It has been working since I got it. The version closest to what I wanted to make was made a person called 'GeeksAtLarge' on thingieverse, but I didn't quite like their design either, since it required installing a 3D printer nozzle, which, to my opinion, does more damage than good. Secretary of Commerce. For more information on 3D printing, be sure to check out What is 3D Printing?
And the Exhaust fan can use the air assist relay outlet as shown in the diagram below. This inert gas is ideal for processes involving aluminum and its alloys, as well as stainless steel. It also get warm pretty fast. Changing this up will gain you a lot. It is an effective and very efficient laser engraving technique, and it's safer too as it averts burns. Using air (especially nitrogen gas) to aid laser cutting provides a significant return on investment for operators who install them to cut stainless steel. I bought this one for around 4$ (affiliate link! The nozzle decreases the vacant space between the laser head and the material being processed making it harder for unintended objects to enter the path of the beam.
There is cheap lifts on ebay, aliexpress and similar you can buy that are attractive to use. It will also enable you to control the Air via the Software for each cut/engraving layer. Items originating outside of the U. that are subject to the U. Read more about it here: K40 laser lights. Future videos I'll be covering everything from cooling your eBay laser engraver to what software to use on your laser engraver machine. Read more here how to create your own jigs and templates. Smoke also creates dust residue all around the engraver, especially on the optics. Depending on where you live, it might be a good option to have a bigger tank 15-25L or more. Air assist helps you protect your workpiece and yourself from severe burns. The distinct shape of the nozzle allows the airflow to transfer heat directly into and throughout the cut, which improves the heat transfer into the material and provides higher quality laser cutting. The most common gases include: - Carbon dioxide. A significant benefit of nitrogen use is the absence of any additional heat-producing reactions as the gas is inert. Nothing essential usually, you can start cutting right away, but the cuts might not be perfectly clean and usually the laser doesn't come with an enclosure.
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