SV3Dprinter.com can give you some general information about 3D Printing.
3D Printing is the process of creating physical objects from a digital design. Various 3D printing technologies and materials are available, each with its strengths and limitations.
Some standard 3D printing technologies include:
Fused deposition modeling (FDM): This technology uses a thermoplastic filament that is heated and extruded through a nozzle, building the object layer by layer.
Stereolithography (SLA): This technology uses a UV laser to cure a liquid resin, building the object layer by layer.
Selective laser sintering (SLS): This technology uses a laser to sinter a powder material, building the object layer by layer.
Regarding materials, some standard options include various types of plastics, metals, ceramics, and even some organic materials like food. The choice of material will depend on the specific application and requirements of the printed object.
Generally speaking, 3D Printing has many potential applications and can be used for anything from rapid prototyping to mass customization. Regardless, as with any technology, there are benefits and limitations.
3D Printing, also known as additive manufacturing, creates a physical object from a digital design. It works by adding successive layers of material on top of one another, building up the thing from the bottom up.
The 3D printing process typically involves the following steps:
Designing the object: The first step in 3D Printing is creating a digital design of what you want to print. This can be done using 3D modeling software or scanning an existing object with a 3D scanner.
Preparation for design: The digital strategy is then ready for Printing using slicing software, which breaks the object into layers and generates instructions for the 3D printer to follow.
Printing the object: The 3D printer begins the printing process, adding layer upon layer of material until the thing is complete.
Various materials can be used in 3D Printing, including plastics, metals, ceramics, and food. 3D Printing has many potential applications, including prototyping, product design, custom manufacturing, and medical applications like creating prosthetics or organ models for surgical planning.
Nevertheless, it’s worth noting that 3D Printing is not a perfect technology, and there are limitations to what it can do. For example, 3D printers may struggle with very small or intricate details, and the finished product may not always have the same level of strength or durability as a traditionally manufactured object. Additionally, the cost of 3D printers and materials can be pretty high, making it an expensive technology for some applications.
How to Use a 3D Printer like ‘Magic.’
3D Printing can seem like science fiction than it sounds.
We need to follow some simple steps-
with essential information on data files and software. With your 3D printer, you can produce precisely the parts and products that you, and maybe only you, need. This book will guide you through your first steps in 3D Printing at home.
Download or design a 3D model.
Convert this model into printer instructions.
Send these instructions to your printer.
Many popular 3D printers come with several designs ready to print. These are often included as instructions for your printer and can be the quickest way to get a print on your machine.
The results of tests using a small fleet of Raspberry Pi-controlled cars by Cambridge University researchers were presented at the International Conference on Robotics and Automation in Montreal in June.
What Is and Where to Get STL Files for 3D Printing.
According to Wiki, “Stereolithography (SLA or SL; also known as stereolithography apparatus, optical fabrication, photo-solidification, or resin printing) is a form of 3D printing technology used for creating models, prototypes, patterns, and production parts in a layer by layer fashion using photochemical processes by which light causes chemical monomers to link together to form polymers. Those polymers then make up the body of a three-dimensional solid. Research in the area had been conducted during the 1970s, but the term was coined by Chuck Hull in 1984 when he applied for a patent on the process, which was granted in 1986. Stereolithography can be used to create prototypes for products in development, medical models, computer hardware, and many other applications. While stereolithography is fast and can produce almost any design, it can be expensive”.
Stereolithographic apparatus (SLA) converts liquid plastic into solid objects.
SLA, or stereolithography, is a method of 3D Printing that utilizes a laser and resin. The first 2D pattern becomes the first layer of the print, usually suspended from an upside-down build platform.
STL (an abbreviation of “stereolithography”) is a file format native to the Stereolithography CAD software created by 3D Systems. Many other software packages support this file format, widely used for rapid prototyping, 3D Printing, and computer-aided manufacturing.
How do I make STL files for 3d Printing?
Open the STL file and convert it to a solid model
Open FreeCAD and create a new document by clicking on File > New.
Click File > Import and select the object you want to modify. …
Change your workbench to Part.
Select the imported object in the Model window.
Now click on Part > Create shape from the mesh.
Edit STL file
Switch your workbench to Part Design.
Click on any face you want to add or remove material so it shines green.
Now click Create Sketch.
FreeCAD features an extensive mesh repair tool:
Select Meshes > Analyze > Evaluate & repair mesh.
Export as STL file
Select the last feature in the model tree to export your object as an STL file again. Then click on File > Export and select Mesh formats…..
Slicing and G-Code
Two significant types of software will allow printing a (good ready-to-print) 3D model file. A slicer takes a 3D drawing and translates this model into individual layers. It then generates the machine code that the printer will use for Printing. 3D Printing.
There are free slicing tools that convert the model into G-code. Some are,
Slicer, Slic3r, Cura, Repetier-Host.
How to 3D Print
Now we already chose the model, sliced it into G-code, and are ready to print. To start Printing, your machine needs to know the G-code instructions required for every step. Sending your G-code to your printer varies by model, but there are several standard methods:
Save the files to an SD card
Control the printer with your computer
Use a 3D printer control system such as a Raspberry Pi.
I installed and configured Octopi on a Raspberry Pi controller for wireless Printing and monitoring. All files and programs are listed below. A Micro SD card is also required. I used 8GB for extra storage.
If your printer supports it, saving G-code to an SD card is often the simplest way to print things. Printers with SD card support almost always have display and control buttons. Navigate to your G-code file and choose the print option. Insert the plastic filament and ensure the printer is set up following the manufacturer’s instructions.
Connecting a 3D printer to your computer over USB lets you control it using the slicing tool of your choice. This option works well but requires your computer to remain connected to the printer for the duration of the Printing.
Finally, OctoPi is a Raspberry Pi-based 3D printer controller. This is an excellent way to control your printer over the network but it requires some initial configuration.
According to your options, you should soon hear the Z sounds of your 3D printer, giving you the ultimate surprise. It is your first print! This is an exciting time, and it is so awesome to watch the whole process.
When I printed my ‘STAR LOGO’:)
3D Printing Certification courses
3D Printing Courses & Certificate- MakerBot
THE MAKERBOT 3D PRINTING CERTIFICATION™ PROGRAM
Best 3D Printing Courses & Certification-Udemy
Beginner 3D Printing Class (Instructables)
Sculpteo, 3D Printing Services
3d Printing Courses Coursera
From courses to degrees
3D Printing – Online Courses, Classes, Training, Tutorials on Lynda
Lynda.com is now LinkedIn Learning
Skillshare.com™ Official Site
3D Printing for Educators Certificate Program (Online)
Temple University Continuing Education Systems
3D Printing Training & Courses in India
3D PRINTING TRAINING & COURSES IN INDIA
3D Printer and Tools
1Original Prusa i3 MK3S kit2 FlashForge Creator Pro bac
2 RepRap Kossel Mini
3 Prusa Research Mk3.
3D Printing books
1. THE 3D PRINTING HANDBOOK
2. 3D Printers: A Beginner’s Guide (Fox Chapel Publishing)