Pimp up the "neje" style engraver to expose UV sensistive PCB. Last updated January, 2018. I purchased a bottle of Makerjuice G+ black pigmented resin to experiment with. Luckily, the NEJE DK-8-KZ has a relatively simple control protocol and there are a few projects out there to get it up and running. Now I wasn’t 100% sure what I would do with a laser engraver, but I thought it would be a good way to test the waters before putting serious money (and time) into something more powerful. March 1, 2018 by Tom Nardi 97 Comments . More Courses Events Hackerspaces Profiles Hackaday.com Tindie Marketplace Remoticon. There are 10 left. Or it just does not work that way… ? I ... iI will be also trying some cutting works and other hacks with the laser so stay tuned. =), It looks like the latest versions of the engraver have new firmware and a new protocol V4 which isn’t currently supported by the Linux EzGraver :-(. Posted in Laser Hacks, Tool Hacks Tagged 3d printer, laser, laser cutter, laser engraver Spring-Loaded Bed For K40 Laser Acts As An Auto-Focus … That’s the plan! prices ranging in the $260 – $475 range. How long do you need to replace the laser? The NEJE is a 1000mw 405nm laser with a X and Y axis movement. You guys are right. I’ve talked to a few people who own laser engraving businesses that have picked up a few of these for small, simple jobs, and are quite pleased with them. In fact, it’s specifically sold as an engraver. On Linux, a permission to access USB device is required. Connecting laser Install the X-axis assembly Screw on Connecting the x-axis motor Fix the laser line with a cable tie complete Don't forget to connect the power supply and connect the usb cable to the computer. Maybe even mount it on a pan and tilt camera? Then a water cleaning, and after an acetone bath removed the remaining paint to have a nicely engraved aluminium plate. Damn, it worked like a “charm” for me, except for a few problems with burn time, some steps will just reset it, some others just work. We test the 20W laser module on the NEJE laser engraver. A plastic cap from a one quart jar was used as the resin holding vat. Looks like that is just for the laser, not the whole unit. In the course of looking up diode-powered laser cutters, I came across the NEJE DK-8-KZ. The Neje Laser engraver seems to be a very cheap laser engraver . I dunno a whole lot about it however, it might work with a very thin foil, like much thinner than tin foil kinda thin. After two laser power level tests, I found a good setting at 10. The NEJE comes completely assembled with safety glasses, software on a mini SD card and two USB cables for power and computer link. There’s no way to bring the laser into focus without the focal point drifting around, which means doing something as simple as pausing a burn to adjust the focus becomes effectively impossible. Report comment. Solar Flares And Radio Communications — How Precarious Are Our Electronics? Question: Obviously for certain materials, certain metals for example, I imagine this simply wouldn’t apply– The thermal dissipation of the material would simply be too high. cyrexxx liked Jumbo LED circular beacon . I loaded a simple cog gear image and set the laser burn time to an intermediate setting (60) for a test. The NEJE is a 1000mw 405nm laser with a X and Y axis movement. This thing isn’t nearly as good as other “cheap” lasers out there, and it doesn’t hold a candle to something like the K40. I found this link http://lokspace.eu/anet-a8-3d-printer-laser-engraver-mod/ where they used an Anet A8 as laser engraver. Anyone have some advice? The actual printer was $149.99. Blanks are cheap and fonts a plenty. B^). Now I could loosen the two hold screws on the strong laser and substitute the weaker laser in its place. (Editor’s Note: we tried to find the earliest occurrence of such a device on Hackaday, and came up with this machine. Have you seen the way this guy does it, way back in 2008? Ask Hackaday: What’s In Your Fastener Bin? To see what would happen? NEJE Laser Engraving Machine, Laser Cutting Machine, Laser Module, Laser CNC, Wood Router, Laser head. Plus, if I’m being totally honest, I wanted to start on something on the lower end of the power spectrum because I’m terrified of blinding myself. This site uses Akismet to reduce spam. In my experience the software provided for the device would have been optimized for it. Done with this machine to engrave metal, with a matte black spray paint on aluminium sheet. It has a battery inside but no on/off switch and it stops engraving if you disconnect the usb. Last updated January, 2018. I cut the leads midway on the NEJE 1000mw laser and soldered a simple two lead connector to it. NEJE laser-engraver control-software with extended Functions as - max. NEJE Master 2 Laser Engraver / Cutter . Some “specialized cooking appliances” or gadgets are great. Share it with us! (Warning, French page) To find another use for equipment you own? The NEJE DK-8-KZ does come with a disc that has drivers and software for the device, but I promptly threw that in the trash. That’s my plan. Remoticon Video: Basics Of RF Emissions Debugging Workshop, Dangerous Greeting Cards You Probably Shouldn’t Send Anyone, HOPE 2020 Delivers Historic Marathon Of Hacking. Use 3D printer resin and make a solid plastic part. One thing I found interesting with the NEJE DK-8-KZ is that the computer doesn’t directly control it. So what kind of laser do you get for $70? The engraver in this listing is 150$, That is “Type2:3D” which is “filament”, if you select “Type1:3D”, it shows “laser” and a price of $149.99 Do they have a lower power setting that allows them to act as engravers? (Comment Policy). Sign in or Create an Account. I just bought the laser head on it’s own to play around with after reading a DX review about simply powering it directly with a USB power supply. to make small ornaments/pendants/etc. The NEJE DK-8-KZ laser engraver is great for precision engraving on wood, plastic, bamboo, rubber, leather, or to cut paper and foam. I wonder if combining chemical etching with the laser would work. How-to’s and resources for upgrading the NEJE (also sold under the HICTOP brand, and others) desktop USB laser engraver to full GRBL compatibility by replacing the electronics. Lastly, while it isn’t a huge deal, I have to bring up how they handled homing the laser. There’s also an A4 size. I had much better results using black nail polish, but still haven’t quite found the proper settings to get a clean burn all the way through. not reliable. All I did was copy and paste the model number from the article and ebay showed up in a search and it said $32 BUT, when you actually choose that model shown in the photo, it is $150. When I used laser / paint PCB etching methods, I’d rub the surface with a little bit of toothpaste to get the excess powder and material out of the grooves. I know I’m dated but I’m just getting into the laser engraving game, I started out with a NEJE DK-8-KZ 1000MW, then quickly purchased the kkmoon laser engraver 3000MW, both were impulse buys, I’m now looking at the co2 models but they seem too be a lot of mess, and extra stuff basically all I’m looking too do is engrave maybe try other thing but nothing really big. i think id just get me a diode off ebay, or better yet, the scrapheap, and make my own. Hi, so I bought one of these and they sent me metal dog tags with it and a black marker, but it hasn’t marked on the metal dogtags yet and I’m wondering if anyone has any idea how to get it to mark on them? http://www.tdms.fr/diy/DK-8/, “I tried spraying a scrap of board with black paint, but the laser doesn’t seem strong enough to ablate it away fully. So I point it in the distance, say down the garden at a target ? It is so simple to get a photosensitized board and print the traces on transparencies with a laser printer, why go to all this trouble? It isn’t perfect, but once you get used to the quirks the results speak for themselves. Turns out, mine is the DK-8-FKZ, which uses the battery to provide high current for the laser, without needing the external 5v power supply. yeah, disappointing to not see that called out at all in the article. There’s also a setting for how long you want the laser to burn for, which becomes important when dealing with different materials. Cart 0. but I’ll be shoveling snow tonight… Works best with synthetics, but lasers generally vaporize the material, rather than actually burning them. Some have PWM control, some have TTL to constant current control. Save $19 Upgrade NEJE KZ 10W 445nm Professional Automatic DIY Dektop Mini CNC Laser Engraver … — Set burning time and control engraving. I need to know what I’m buying, can you make it simple??? 13 talking about this. — Choose a picture from “Photo Gallery” or Drag a picture from your computer into the middle of the control interface. Then re-attach the USB cable to the engraver. Damn! View Contest. But for $70, I think it’s a pretty great buy. 【Processors support 2 firmwares】NEJE Master 2 is equipped with 2 processors and can support 2 firmwares at the same time. https://openstax.org/books/university-physics-volume-3/pages/1-introduction, Please be kind and respectful to help make the comments section excellent. We provide laser engravers and much more with free shipping worldwide! Made some interesting coasters. Thanks. I’m surprised that “Keeb” heads haven’t picked this up for custom Cherry MX/Alps/Topre keycaps for keyboards. Just make sure cutting rate is high enough. One step at a time…. If anyone finds an alternative, please let me know. You need to manually focus the laser onto the object you’re working on, as the focal point needs to be as tight as possible to get a good burn. I just found this same model on Ebay for $35 and free shipping. Sale price $159 00 $159.00. But more practically speaking, I don’t have a Windows computer anymore so it wouldn’t have done me any good. Made of black laser-cut acrylic and held together with stainless steel cap screws, the DK-8-KZ has the look of something that was built from a kit but with good enough fit and finish that it doesn’t feel cheap. Full grbl upgrade with Arduino CNC Shield Videos. System: Win xp\7\8\10 , android, iOS, Mac OS. The cheap 2303 chips are just that..cheap. That’s not meant to knock it — honestly I’m impressed at what NEJE managed to do with what is essentially e-waste. Okay, I bought laser protection glasses later after reading the warnings. “Won’t someone think of the webcams?” :-). Meatbags are SO approximate illogical beings…. Hi! It’s unlikely to be your last laser, but it’s a great choice for your first one. Participated in the DIY Summer Camp Challenge. The machine will automatically reset after turning on the power. The focusing issue may have easily been solved by the software. That’s why we have webcams. Learn more, In the past we’ve shown somebody using a very similar device, isn’t nearly as good as other “cheap” lasers, Images As Excel FIles Are Gloriously Nasty, http://lokspace.eu/anet-a8-3d-printer-laser-engraver-mod/, https://openstax.org/books/university-physics-volume-3/pages/1-introduction, Active Camouflage Material Shows Promise At Hiding From Infrared Or Visual Detection, Amazon’s Custom T-Shirt May Rub You The Wrong Way. Yeah, this actually caught me a couple times as well. Warning: Do not view laser beam with remaining webcam! NEJE_V5.2.exe — 2020.6.12-Optimize positioning function, optimize software experience, ... and avoid the displacement of the bottom plate or laser during the operation. Ya I am not sure what that is. There’s a procedure and program (Google pl2303 fix) that works, but the pl2303 chip just generally seems crap. When the software is started, the device automatically recognizes the software and establishes a connection. It is a low cost device aimed to novice users, and, as such, it does not use gcode. Only US$190.77, buy best neje master 2 upgraded 3500mw diy laser engraving machine cnc wood router laser engraver cutter printer print logo picture laser engraving machine sale online store at wholesale price. I bought some LBT 100 metal marking spray, I adjusted the laser inside to different strengths and still don’t know what to do Anyone’s input would be greatly appreciated. I’ve been looking at the PCB making process, and the consensus seems to be that ablating pure copper is not going to work because the copper acts as a giant heat sink and also has a tendency to reflect back into the laser which is bad. Made of black laser-cut acrylic and held together with stainless steel cap screws, the DK-8-KZ has the look of something that was built from a kit but with good enough fit and finish that it doesn’t feel cheap. Doubt it, you need enough power density to vaporize the metal. It has a small 38mm X 38mm engraving area. Let’s find out…. How to replace the old laser tube! Each NEJE laser engraving machine has been subjected to a long-term aging test to ensure that heat dissipation is controlled within 70 degrees Celsius. Not to say it could be called substantial by any stretch of the imagination, as it stands just under 8 inches tall. Which version to download? Both will polymerize with the 405nm laser on the engraver. ), Made me laugh crying too. I have the DK-8-FKZ also. The only problem is that the focusing lens dances all over the place when you turn it. This is the best paper by far for toner transfer I’ve ever used. The engraver works great for wood, plastic, leather and paper. There’s an excellent reason the DK-8-KZ is limited to such a small and specific range of motion: both the X and Y axis of the device are riding on hardware reused from optical drives. Which is a shame because the mfg software is horrible. Expose it with the laser and etch away. using k40 + paint, just need some time to get it right. hexagonal quartz rod (not my idea, stolen from a post on a physics board on the net). I just searched eBay and didn’t find any under $69.99, https://www.ebay.com/sch/i.html?_from=R40&_nkw=NEJE+DK-8-KZ&_sacat=0&_pgn=2. Although it could be said that this is more than half-way to the toner transfer method anyway, make some all-black pages on a photocopier to avoid the need to have your own laser printer and use an iron to transfer the toner over to the PCB. 1W is in the put-it-in-a-box category. It’s really rougth, and I may never update it, but maybe the serial data will interest someone : I also bought a 1.25 inch (3.175 cm -Jenny) wooden dowel. Some 2015 or 2016 drivers that support this OS but not much luck there ) B^ ) a question is... 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