21 Results for "3D printing"

How do 3D printers print concrete?
Hacker page by Christopher Howard
Welcome to 3D concrete printing, a game-changer in construction and design. This technology enables rapid construction of robust and intricate structures. It's not just a trend; it's a practical innovation that reduces waste and cost. From homes to...

Realistic 3D printed wood
Hacker page by Max Tails
In this article, I show several techniques that allow you to transform standard woodfill into prints virtually indistinguishable from real wood! Prerequisites Any woodfill filament. In my case I'm using Sakata.wood maple 1.75A 3D printer Lots...

Visualizing the mechanical properties of 3D-printing filaments (BASF Ultrafuse data)
Hacker page by Emmanuel de Margerie
The range of filaments for FDM (Fused deposition model) printing is vast. PLA, PETG, ABS, ASA, PA, PP, TPU, etc., each type of plastic has different mechanical characteristics: more or less stiff, more or less resistant to impacts in particular. Manufacturers...

How to Choose a Right Extruder Motor?
Hacker page by Mark Liu
When choosing a stepper motor for a 3D printer extruder, there are several factors to consider: Torque: The stepper motor needs to be able to provide enough torque to drive the extruder. The torque required depends on the filament diameter, the nozzle...

Electronic Manufacturing Services (EMS) Market Analysis & Trends 2021
Hacker page by dagang
In 2021, the global electronic manufacturing services (EMS) market size was valued at $500.26 billion, which is expected to grow at $849.72 billion in 2028 with a CAGR of 7.9%. The whole market grows rapidly which is driven by industries like...

Flexible PCBs: The Future of Electronics Manufacturing
Hacker page by zahidmahmooduet123
Due to their numerous benefits over conventional rigid PCBs, flexible printed circuit boards (PCBs) have experienced a substantial shift in the electronics industry in recent years. The increasing use of these PCBs in different types of industries, like...

Feb 2023 Update
Hacker page by finallyfunctional
Over the past 8 months I've been making prototypes of many different VR locomotion devices. I've been trying out many different concepts, but now I'm starting to focus on one setup again. Tldr I'll be expanding upon the leg exoskeleton concept...

Omni-Sphere
Hacker page by finallyfunctional
In this article I'm going to go over a 2in diameter omnidirectional sphere I designed. Prior Designs and Builds The design is based of what is shown in this video. This video shows the same design, but scaled up and 3D printed. Requirements...

Generating Nice Threads In OpenSCAD
Hacker page by helge
[Hello future reader. This article refers to OpenSCAD 2018.05.05, please check if it still applies later on] 3D printing internal and external threads is interesting for many reasons. Unlike gears that invariably wear rapidly and cannot measure up compared...

CoreXY 3D Printer
Hacker page by Shane Hooper
SolidCore Printer The whole idea is to build a corexy printer that has: Modular ScalableLinear Rails BOM utilizes standard and available printer parts people already have so they can convert their printer into a SolidCore Easily add an enclosure All...

How big an air tank in a compressor do I need for hobby pneumatics?
Hacker page by Wojciech Szeląg
Intro Recently I wanted to gain some experience with pneumatics. I came up with a project idea that involves three pneumatics cylinders. Then I began to wonder if these lovely quiet portable compressors with 6l air tanks will be sufficient for driving...

Building a plastic 3-phase alternator for wind-turbine
Hacker page by Kostas Lagogiannis
We have began to explore the idea of building a low-cost alternator out of industrial plastic. This alternator should be tuned towards a wind-turbine application. The main aim is to design a turbine that can be manufactured out of cutting plastic-sheets,...

I'm getting rid of a pile of random crap. Interested?
Hacker page by zakqwy
update: this truckload of treasure was Craigslisted onto a stoked local person and his father, both of whom were excited for the possibilities. Consider giving away your old stuff, you might make someone happy.Danica and I are preparing to move...

Projects coming soon (or later)
Hacker page by Stefan-Xp
This are some of my new ideas, which are not completely solved ;-)---------- more ----------Flux Generator (Only a prop with some blinking LEDs ;-)) Biggest Challenge: HousingSmall LED Light Engine - A node which could connect to other nodes and control...

March 19 2023 Update
Hacker page by finallyfunctional
In my previous post, I mentioned two projects I would be working on: creating a hybrid VR shoe/slider and a mecanum wheel. Hybrid VR shoe/slider In the last post I explained how I made a cheap slidemill and walking on it was very unstable....

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