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Metal Matters
New Zealand
เข้าร่วมเมื่อ 9 พ.ย. 2020
Metal 3D printing has long been a technology reserved for the commercial sector. Come with me as we the explore the possibilities additive metal manufacturing at home for a fraction of the cost.
Support me at: www.buymeacoffee.com/metalmatters
Support me at: www.buymeacoffee.com/metalmatters
DIY Metal 3D Printing - Success
Here we go again..
Development of a DIY metal 3D printer, printing 316 stainless steel. This project aims to establish a cost effective opensource metal 3d printing platform.
Subscribe for future developments & announcements.
BMAC: www.buymeacoffee.com/metalmatters
Music:
Librarian - I Hope We Can Live On The Moon Someday
soundcloud.com/bythelibrarian
References:
"Monitoring of Welding Using Laser Diodes"
www.researchgate.net/publication/224830820_Monitoring_of_Welding_Using_Laser_Diodes"
Operating the pulsed laser diode SPL LL90"
dammedia.osram.info/media/resource/hires/osram-dam-2496583/Operating%20the%20pulsed%20laser%20diode%20SPL%20LL90_3.pdf
Les' Lab - Alternative avalanche based pulsed laser driver
(Files available in the description):
th-cam.com/video/3-htF8Jrixo/w-d-xo.html
"Experimental and Simulation Analysis of the Evolution of Residual Stress Due to Expansion via CMAS Infiltration in Thermal Barrier Coatings"
www.mdpi.com/2079-6412/11/10/1148
Diode laser pumped Nd:YAG laser:
www.leybold-shop.com/physics/physics-experiments/optics/photonics/solid-state-laser/diode-laser-pumped-nd-yag-laser/vp5-8-6-2.html
"Implementation of a diode-pumped Nd:YAG laser with quick-change output couplers for high-beam quality 1064 or 532 nm wavelength generation"
link.springer.com/article/10.1134/S1054660X09060012
"Minimalistic FW for Processing GCode commands to xy2-100 protocol and control peripheral devices using a Teensy board."
github.com/opengalvo/OPAL
"Review on volumetric energy density: influence on morphology and mechanical properties of Ti6Al4V manufactured via laser powder bed fusion"
link.springer.com/article/10.1007/s40964-022-00328-0
"Selective laser melting (SLM) of AISI 316L-impact of laser power, layer thickness, and hatch spacing on roughness, density, and microhardness at constant input energy density"
link.springer.com/article/10.1007/s00170-020-05510-8
"Process Optimization and Microstructure Analysis to Understand Laser Powder Bed Fusion of 316L Stainless Steel "
www.mdpi.com/2075-4701/11/5/832
Development of a DIY metal 3D printer, printing 316 stainless steel. This project aims to establish a cost effective opensource metal 3d printing platform.
Subscribe for future developments & announcements.
BMAC: www.buymeacoffee.com/metalmatters
Music:
Librarian - I Hope We Can Live On The Moon Someday
soundcloud.com/bythelibrarian
References:
"Monitoring of Welding Using Laser Diodes"
www.researchgate.net/publication/224830820_Monitoring_of_Welding_Using_Laser_Diodes"
Operating the pulsed laser diode SPL LL90"
dammedia.osram.info/media/resource/hires/osram-dam-2496583/Operating%20the%20pulsed%20laser%20diode%20SPL%20LL90_3.pdf
Les' Lab - Alternative avalanche based pulsed laser driver
(Files available in the description):
th-cam.com/video/3-htF8Jrixo/w-d-xo.html
"Experimental and Simulation Analysis of the Evolution of Residual Stress Due to Expansion via CMAS Infiltration in Thermal Barrier Coatings"
www.mdpi.com/2079-6412/11/10/1148
Diode laser pumped Nd:YAG laser:
www.leybold-shop.com/physics/physics-experiments/optics/photonics/solid-state-laser/diode-laser-pumped-nd-yag-laser/vp5-8-6-2.html
"Implementation of a diode-pumped Nd:YAG laser with quick-change output couplers for high-beam quality 1064 or 532 nm wavelength generation"
link.springer.com/article/10.1134/S1054660X09060012
"Minimalistic FW for Processing GCode commands to xy2-100 protocol and control peripheral devices using a Teensy board."
github.com/opengalvo/OPAL
"Review on volumetric energy density: influence on morphology and mechanical properties of Ti6Al4V manufactured via laser powder bed fusion"
link.springer.com/article/10.1007/s40964-022-00328-0
"Selective laser melting (SLM) of AISI 316L-impact of laser power, layer thickness, and hatch spacing on roughness, density, and microhardness at constant input energy density"
link.springer.com/article/10.1007/s00170-020-05510-8
"Process Optimization and Microstructure Analysis to Understand Laser Powder Bed Fusion of 316L Stainless Steel "
www.mdpi.com/2075-4701/11/5/832
มุมมอง: 314 636
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Hello everyone. Long time no update. Things have been progressing steadily with the printer but I have been busy with life outside of TH-cam hence the lack of videos. I've decided to break this next update down into two parts as there is a lot of content to cover and we are well overdue for an update. With that said, I will be transitioning to full time work on this project in next couple of we...
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Development of an i3 based metal 3D printing platform, printing 316 stainless steel. This project aims to establish a cost effective opensource metal 3d printing platform. Subscribe for future developments & announcements. CAD files pending development. Total build cost estimated to be around $1500 USD. Laser Profiler Software: www.opticsforhire.com/laserprofilemeasurement-opensource/
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Steps towards cost effective metal 3D printing in the home | Metal Matters
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its cool that these technologies are becoming acessible to more and more people
The hole drill + herb grinder trick, a classic
awesome work
20:00 Have you considered looking into MOPA laser sources? They are similar to the Q-Switched laser but, instead of having a set pulse width they have a variable pulse duration on the order of 2-500ns while also allowing for continuous wave operation. They are a bit more expensive then a regular Q-Switched laser but I did think that it would be better from a project standpoint as there is more information about it available and I believe it would be more flexible with other materials due to being able to control pulse power accurately.
Yes, have one presently.
So, what I'm able to ascertain from the explanation of your process is.... It's hard to do... It took much deliberation on my part to arrive at my conclusion. I hope I was correct. Why on earth the algorithm decided I had even remotely enough brain cells to understand 3% of what you said in this, is further proof that AI won't be taking over any time soon. You sir, are an absolute genius, or at least I think you are based on how far above my head "somewhere around low orbit" everything you said was. Keep doing whatever it is you're doing. I'm absolutely sure it's groundbreaking.
YOOOO !!! This is so inspirational for me. HUGE PROPS FOR STICKING THROUGH. GOD DAMMIT I'M SO HAPPY FOR YOU!
What are they putting in the water in Australia and New Zealand mate?
This has truly genius innovative ideas and thought processes. I’m honored by your work and excited to see the next iteration and how well it progresses. Depending on your final design, if you’re looking for investment and some help getting volume parts at the best rates as well as promotingpartnerships and more, please do reach out to me. Based on what I’ve seen so far I think you could reach a commercial price of around $3,000 to $2,000 sale price. But we can’t use argon or other chemicals for it to become the first ever desktop metal printer. Keep us all posted
Did you try sandblasting the finished parts, may be able to clean it up a tad. I have a feeling you'll need a higher amperage laser, have you tried flooding the chamber with argon.... Just a thought.. maybe, you don't necessarily need a vacuum just the right conditions.
Can’t wait for SLM
Amazing. I was transfixed by watching the problem solving steps… even though I don’t understand much of it.
Could you use help with the software side? I'd absolutely love to help.
Not at the moment. I am mainly using scripts and other people's software for the meantime being. I'll mention something if that changes.
Idk if this will be helpful to you but heating the enclosure my help with the powder voids, if you can make the powder particulates "tacky", like not melting but warm enough to stick together slightly that may be enough to hold the particles still enough while creating the layers to not form voids
This is just amazeballs Stuff.
请接受我的膝盖😂😂😂
whats the name of this ston on 23:54 that you use to see the laser?
www.aliexpress.com/item/1005006764780295.html
@@metalmatters many thx, I have a CO2 laser and I was looking for this ceramic card
@@JunioriDjazz OK, but the one I linked isn't suitable for CO2. They are out there, just need to do some searching.
@@metalmatters I see, the wave length is much lower than yag / fiber
500$ for a PC to drive a camera? Every 20€ used laptop does this with ease
I'm 5:00 in and have no idea what you are saying. I'm still trying to understand how that 3d printed mount is 103% dense.
Fucking legend, subbeddddd so hard
You have to be the smartest TH-camr I have ever seen
Jaw dropping results. I reckon you're the diy GOAT for this technology and can't wait to see where it goes. Your channel should be exploding at this point. I can't comprehend how much time and thought you've put into this, huge congrats.
Insane
You're past it but the boot loop with the galaxy was probably due to there not being a battery in it. Some phones dont like having just a power source hooked up so you have to have the wires crammed in between the battery and contacts
Yeah. I had followed a couple tutorials and they made mention of it. Somehow theirs worked and mine didn't. I tried adding a capacitor to fool the system but no luck.
where do you source your 316 powder?
Alibaba
I don't understand the vast majority of this but it was fascinating.
Very impressed with your methodical approach to experimenting and shot in the dark attitude to engineering/building, just trying stuff out to move quickly. The only thing that is more impressive is your perseverance, congratulations! Have a sip of celebratory coffee with a slight grin on your face, you have earned it! Cheers.
How's it been going? Any new problems?
Plenty. I replaced the laser source which took much longer to acquire than I had hoped (tried getting a couple of second hand units - didn't work out). The new laser introduced a series of new problems amongst those which already existed. The prints are looking tidier despite the issues. Next video should be out sometime in Jan.
@metalmatters That's awesome. (The video timeline that is) How is the part density looking?
you may need to heat your environment to below the melting point before printing...
I have a much better method.
ASAP ur product should be bought same like the creality 3d e3/// u will be helping humanity maybe same as TEsla did...cheers
Amazing stuff
Hey, here's an idea I thought could prove useful for the bed surface: You could use another metal for the bed, probably one that has good but not excessive bonding with the metal powder you're using, you could even go for a metal / alloy that could be dissolved / oxidized away or and I think this would be the best option, use a metal plated surface. If you were to metal plate a ceramic/glass material or simply another metal with one that will bond with your powder but can be dissolved away, you'll then have the possibility or reusing the beds by dissolving away the "support" metal plating, better yet you'd get a good finish on the parts without having to pry them away with pliers. Look up the different metal plating techniques, electroplating is popular and simple to implement, ionic deposition could also work as the building surface is rather small and ionic deposition chambers are rather simple to build. Then can work on metals but thanks to stuff like graphite paints you can even plate plastics and such with limited ressources. Great work dude, can't wait to see the next iterations of that project!
pressurized atmosfere is just one way to get a viscosity increase on the media, you can use liquids to get similar resoults, oils may revent oxidation related problems, a small film may be enough with surface tentin on the particles, when dealing wit ferromagnetic metal dust, magnetizing the bed may also prevent scatering
🦾🦾🦾🦾🔥🔥🔥🔥
Damn, awesome. way over my head, but great work!
Pixel phones just got an update to support wall pass through power, so the phone can run directly off the charger to preserve the battery. Also, their cameras are incredible
Congratulations! This latest video is a welcome success story. Thank-you again for sharing all these trials and tribulations publicly. I am very happy for you and can't wait for your next video (but, understandably, will have to)! I encourage you to keep up the amazing and interesting work. Sent you some "coffee" money in support and admiration. Keep it up!
Hey Alex, I have responded to you over on BMAC. Thank you for your support!
I have come back to this after though. Removing the oxygen would improve your lasing potential.
Wow! Very impressive!
what is the dimensional accuracy?
I'm reluctant to say at this point, but the positioning accuracy of the galvos combined with the shorter focal length of the F theta lens should see it being sub 100um.
Awesome!👍
4:28 "potentially dangerous open circuit voltage"... But its DC. Why would you think its dangerous?
And I've been putting off a simple XYlaser gantry for about 3 weeks that will take ~20 mins to make LMAO. Thanks for the motivation. This is peak home engineering.
*me on an adhd video binge, understanding nothing this man is saying* Sick, bro
great presentation! Just straight to the point, no ego, just knowledge. Respect!
this gonna change the world
the old herb grinder on hand trick ehy
Phenomenal work! This is such an impressive project, absolutely incredible to get it working at all, let alone to the point of printing a benchy.
Do you print in a protective atmosphere? Argon.
Yes
Why you have a FIA license what do you drive?
The company belongs to the FIA, not me.
@metalmatters ahh okay I understand OwO