Understanding Additive Manufacturing
According to Glenn and T’Pol, who also serves as the University of Houston-Victoria’s provost and vice president of academic affairs, received degrees in electrical engineering from the University of Maryland at College Park and Johns Hopkins University, “The startup world’s 3D printing craze comes to Victoria. A glass of cold water materializes at a simple command from T’Pol, a Vulcan who serves on the spaceship Enterprise, in a clip from the early 2000s series “Star Trek Enterprise.”
I saw a similar device on a Tarkalean vessel,” It was capable of replicating almost any inanimate object.
If we had one of these in engineering, we could make all the spare parts we need notes Trip Tucker, another character in the series.”
According to German RepRap, “create future-oriented technologies and implement them in the design and production of our 3D printers. Since 2010 we have been developing our X-Series 3D Printers based on Fused Filament Fabrication (FFF) technology. The special feature of all printers is the Open Source Platform, which makes it possible to use a variety of materials for printing. New consumables are constantly being tested and added to our product range. The Liquid Additive Manufacturing (LAM) process, liquids such as silicone rubber can also be processed.”
According to Relativity Space is a private American aerospace manufacturer company headquartered in Los Angeles, California, “Relativity Space was founded on the idea that Blue Origin and SpaceX were not doing enough to use 3D printing as part of rocket manufacturing. Relativity plans to 3D print an entire launch vehicle they call Terran 1. The extensive use of 3D printing has allowed the company to iterate designs quickly, use less tooling and human labor. In March 2018, Relativity Space signed a 20-year lease at the John C. Stennis Space Center, a NASA rocket testing facility, to test engine components and eventually test full-scale Aeon 1 rocket engines.
The company says it will launch its first rocket named Terran 1 from the site in 2020. Relativity plans to start commercial launch service by early 2021.”
A 3D-printed transparent skull implant.
According to Suhasa Kodandaramaiah, Ph.D., a co-author of the study and University of Minnesota Benjamin Mayhugh Assistant Professor of Mechanical Engineering in the College of Science and Engineering “What we are trying to do is to see if we can visualize and interact with large parts of the mouse brain surface, called the cortex, over long periods of time. This will give us new information about how the human brain works. This technology allows us to see most of the cortex in action with unprecedented control and precision while stimulating certain parts of the brain.”
According to Kodandaramaiah and Ebner, the research team was led by fourth-year mechanical engineering Ph.D. student Leila Ghanbari. The research team included several post-doctoral associates, graduate students and undergraduate students including Russell E. Carter (neuroscience), Matthew L. Rynes (biomedical engineering), Judith Dominguez (mechanical engineering), Gang Chen (neuroscience), Anant Naik (biomedical engineering), Jia Hu (biomedical engineering), Lenora Haltom (mechanical engineering), Nahom Mossazghi (neuroscience), Madelyn M. Gray (neuroscience) and Sarah L. West (neuroscience). The team also included partners at the University of Wisconsin including researcher Kevin W. Eliceiri and graduate student Md Abdul Kader Sagar, “This new device allows us to look at the brain activity at the smallest level zooming in on specific neurons while getting a big-picture view of a large part of the brain surface over time. Developing the device and showing that it works is just the beginning of what we will be able to do to advance brain research.”
What is your comment?
Please read safety things before using anything –
It is hazardous and it may give you an allergic reaction that you really don’t want (been there still got the skin problem) but it’s not toxic or sometimes it can be. Respiratory Irritation
Breathing highly concentrated epoxy vapor can irritate the respiratory system and cause sensitization. Serious health problems can result from sanding epoxy before it is fully cured. When you inhale these dust particles, they become trapped in the mucous lining of your respiratory system. Because it can cause eye, nose, and throat irritation. And dust from polyurethane resin is highly toxic.
The pure epoxy resins are considered as non-toxic, the risk of damage caused by ingestion of epoxy resin can be considered as very small. Most curing agents in use today have certain toxicity. Inhalation of epoxy resins causes no problems as they are not volatile.
The difference is that SLA works by flashing a laser — a tiny dot of concentrated light — across a given area to harden it and create a layer. In contrast, DLP machines cure all areas of a layer simultaneously, by projecting light onto the resin in the shape of that layer.
We can use liquid resin to produce 3D prints. Since we are dealing with a liquid material, an additional support structure is necessary for overhanging parts and cavities. The average 3D printer material cost for standard SLA resins is approximately $50 per liter. That means entry-level, cheap resins may even be under $50. MakerJuice offers a standard resin for SLA 3D printing, which costs $58 per liter.
Many resins are actually quite toxic, and we wrote on this some time ago. … However, remember that some resins ARE safe, it’s just that many are not – and they should be treated appropriately. The second issue with resin 3D printing is curing, the process that makes the resin solid.
Comments from video,
1 day ago
The LCD screen is a consumable item and it is not covered by the warranty on most manufacturers. They are not meant to last forever although I have found that they are very sensitive. You need to strain the resin after every print as any dried resin that is left in the vat will damage the pixels when the next print starts.
22 hours ago
@ualdayan I have six resin printers and have been through the rounds. The LCD screen is a consumable. That has been stated to me directly by the manufacturers. If you read the fine print in the warranty you will see that stated as well. The life expectancy of an LCD screen is supposed to be close to 800 hours. I have never gotten close to that.
18 hours ago
Great information. LCDs tend to be very temperature sensitive so maybe that is an issue.
1 day ago
As stated by others below, this is to do with UV Exposure and heat. Be wary of ‘high speed’ resins. They have a higher exothermic reaction rate which can also damage the LCD. Using an infrared thermometer i tested ‘AmeraLabs’ AMD-3 LED resin which is a super fast cure resin (2.5 sec per layer at 0.03) and it was curing at nearly 54 degrees Celsius on my mars. When the LCD’s are made they are supposed to have a UV filter film added to lengthen their lifespan which obviously they can’t do for these printers. I’ve had screens last months and screens last weeks. Theres nothing you can do to really affect it other than use standard curing resins that don’t give off as much heat and make sure you do usual checks to make sure your vat and build plate are clean etc etc.
15 hours ago
@Dean Rockne As someone that has built PCs…often quieter fans are the better ones actually. Better bearings, lower turbulence, more efficient…all of these make the fan quieter for the same or better cooling.
If heating manages to be a problem, it’d be nearly instant spot heating…which would be practically impossible to cool. Basically, you’d need to chill the resin in the reservoir so that any temperature increase is offset…and I don’t think the resin would respond too well to that. You’re supposed to keep them at room temperature.
13 hours ago (edited)
It’s a simple problem, the screens are not designed to work with the UV light, product of cheap printers they use cheap screens. You are looking at over $1000USD wholesale for a screen rated for the UV light to fit these printers, that’s a lot of $30 screen replacements.
According to Hackaday, “Embroidery machine, with 3D, printed parts. Arduino components combined with 3D printed parts. OpenBuilds® V-Slot Belt & Pinion System.Such as an Arduino and stepper drivers for an economical DIY solution. It’s not shown in the photo here, but we particularly like the 3D printed sockets that are screwed into the tabletop. These hold the sewing machine’s “feet”, and allow it to be treated like a modular component that can easily be removed and used normally when needed.”