background preloader

3d_printers

Facebook Twitter

» Soluble Support Material 3D Printing Providence. When printing with an FDM 3D printer, such as a Makerbot or RepRap, you run into problems when printing objects that have large overhangs or bridges within your model. While SLS printers can use their extra material to make spacing for working mechanics within a print, that can be difficult to achieve in FDM prints. FDM printers can print support structures that are made with excess printing material, which can later be torn away, however this excess material must be on the outside or accessible within the print. The solution to these problems is dissolvable suport material. Dissolvable support material can be printed to create a support structure within your model, but can later be removed by placing the print in a solution that removes that material.

Many materials have been tried for use with hobby printers but without great results… Until now! I have been working with HIPS (High Impact Polystyrene) plastic from Filaco, printing in combination with ABS. Getting a good print - re:3D. Tips and tricks to 3D printing Additive manufacturing is not a magical process. The physics of classical mechanics, thermal dynamics and fluid mechanics are all fairly well understood. The difference between traditional (subtractive) manufacturing and 3D printing (additive) manufacturing is the application of the physics involved. Below is a study of the science and art of physics applied to 3D printing. Importance of the first layer The layer wise building process of 3D printing relies on a flat building surface. Detailed instruction on these three steps can be found here: Calibrating your Gigabot Taking the time to ensure the build plate is flat and parallel to the head movement Setting the Z home position for the build plate Calibrating the filament feed rate Filament not sticking to the print surface Does the filament peel up and sticks to the hot-end?

Clean print surface with isopropyl alcohol Z axis home position too low? Using the Brim Feature Printing on a raft Printing overhangs. CAD igus. Igus® Cuscinetti a sfera in polimero xiros® Sabbiatrice fai da te - Fai da te - Bricoportale, il Portale del Fai da Te. Valutazione: 6.1/10 (9 voti) Una sabbiatrice fai da te può essere realizzata alfine di fare decorazioni su superfici di granito e di pietra. Il principio di funzionamento si basa su due flussi d’aria che un compressore spinge a 8 atmosfere: uno va nella bombola con la sabbia spingendola verso l’uscita dove viene investita dal secondo flusso. L’impatto genera una corretta miscela aria-sabbia che prosegue la sua corsa nel tubo di erogazione che porta alla pistola. In questo modo la sabbia riceve una notevole spinta, venendo proiettata a una pressione superiore rispetto a quella di una comune sabbiatrice che invece utilizza il principio della depressione.

Benché sia concepita per lavorare a una pressione che non supera le 8 atm, per questioni di sicurezza, il serbatoio utilizzato è quello di un estintore della capacità di 2 kg, collaudato per resistere a pressioni che si aggirano sulle 20/25 atm. Sabbiatrice fai da te – Il principio di funzionamento Sabbiatrice fai da te – La costruzione. Using Slic3r with a FlashForge Creator, Creator X, or Creator Pro | 3D Universe. The FlashForge Creator family of printers are great printers for the price, but over the past several months, I have had to solve a number of problems and research a lot of answers in order to get everything working as I wanted.

Some of these answers were easy to find, but others don’t seem to be addressed anywhere. I intend to summarize here the results of my testing and calibration, which will be most useful for those using a FlashForge Creator, Creator X, or Creator Pro. My setup: Flashforge Creator and Creator X (dual extruder models)Sailfish firmware v7.6Windows 8.1Slic3r v1.1.7 Note: While this post shows how to set this up on Windows, I’ve posted a video tutorial that shows how to install on Mac OS X. As outlined in a previous post, I spent a good deal of time testing out various slicing software. I was having a few issues with Slic3r (all of which were eventually solved and will be addressed here), so I went on to try Makerbot Makerware. Set the number of extruders to 2. In summary: Guide: How to calculate length of Filament - 3D Printer Filament. How many meters of Filament?

Did you ever wonder how many meters of filament there is an a spool of ABS filament? Most of the time spools of filament are sold based on weight i.e. 750 g of filament instead of 100 meters. So to answer the question you’ll have to calculate the length. A few factors are influencing the length of filament such as diameter, density and volume of the filament. Any good supplier of filament will provide these numbers upfront, and if they don’t, you got a strong indicator that they haven’t got the slightest idea on what they are selling. Formula You will use this formula in order to calculate length of filament: Length = mass / ( density x pi x ( diameter / 2 )^2 ) Example with PLA Let take an example with a 750g spool of PLA Filament.

Result – PLA filament length Length of the spool of PLA in our example is:251 meters = 750 / ( 1,24 x pi x ( 1,75 / 2 )^2 ) Example with ABS Let take another example with a 750g spool of ABS Filament. Result – ABS filament length. Mega 3D - Orbi-Tech PVA Filamento solubile in acqua 1,75 mm per la stampa 3D. 2015 Best 3D Printers Guide. With over 1,000 different 3D printer models available on the market today, “Which 3D Printer should I buy?”

Is one of the most common questions we are asked at 3D Hubs. To answer this question, we reached out to our global community of 3D printing service providers to learn from their experiences and find out more about the 3D printers they own. With reviews from over 8,624 verified 3D printer owners having a collective 4,982 years of 3D printing experience, coupled with 1.14 million prints completed on 513 different 3D printer models, the result of our research is the 2017 3D Printer Guide – the most comprehensive 3D printer guide available. Together with our community, we investigated the following parameters to help measure the user experience of a range of 3D printers: print quality, build quality, reliability, ease of use, print failure rate, customer service, community, running cost, software, and value.

In our 3D printer index you can find an overview of all reviewed 3D printers. 3D printing parts with overhangs using new dissolvable support material. Feb.28, 2013 ABS and PLA filaments have been used in 3D printing community for quite a long time. Some people have been testing other types of filaments, such as Laywood, Nylon or HIPS filament. HIPS stands for High Impact Polystyrene and is one of the most produced polymers worldwide. It is a flexible product widely used in the food packaging industry because of its strength, hygiene, and ability to retain heat. HIPS filament is extruded from High Impact Polystyrene. It has bright natural white appearance and is considered to be safe to humans and animals. When printing with an FDM 3D printer, such as a Makerbot or RepRap, you run into problems when printing objects that have large overhangs or bridges within your model. Earlier last year Thingiverse user Tony Buser has printed a model uses polyvinyl alcohol (PVA) as a support material. 3DPPVD discovered the HIPS filament can be a new dissolvable support material.

(Images credit: 3dppvd.org) Thanks to Ken Cassetti for the tip!