The Textile Bench

What’s on your bench? Mine’s mostly filled with electronic test equipment, soldering kit, and computers. I’m an electronic engineer by trade when I’m not writing for Hackaday, so that’s hardly surprising. Perhaps yours is like mine, or maybe you’ve added a 3D printer to the mix, a bunch of woodworking tools, or maybe power tools.

So that’s my bench. But is it my only bench? On the other side of the room from the electronics bench is a sturdy folding dining table that houses the tools and supplies of my other bench. I’m probably not alone in having more than one bench for different activities, indeed like many of you I also have a messy bench elsewhere for dismantling parts of 1960s cars, or making clay ovens.

My textile bench, with a selection of the equipment used on it.
My textile bench, with a selection of the equipment used on it.

The other bench in question though is not for messy work, in fact the diametric opposite. This is my textile bench, and it houses the various sewing machines and other equipment that allow me to tackle all sorts of projects involving fabric. On it I’ve made, modified, and repaired all sorts of clothing, I’ve made not-very-successful kites, passable sandals, and adventurous tent designs among countless other projects.

Some of you might wonder why my textile bench is Hackaday fodder, after all it’s probably safe to assume that few readers have ever considered fabricating their own taffeta ball gown. But to concentrate only on one aspect of textile work misses the point, because the potential is there for so much cross-over between these different threads of the maker world. So I’m going to take you through my textile bench and introduce you to its main tools. With luck this will demystify some of them, and maybe encourage you to have a go.

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Why You Should Own A Sewing Machine

This could probably be any of our grandmothers at work. George Grantham Bain Collection [PD], via Wikimedia Commons
This could probably be any of our grandmothers at work. George Grantham Bain Collection [PD], via Wikimedia Commons.
In our hackspace, we’ve opened a textile room in the last month. We have high hopes for it as a focal point for cosplayers and LARPers as well as the makers of wearable electronics and more traditional textile users. Putting it in has involved several months of hard work bringing a semi-derelict and previously flooded room that was once the walk-in safe for our local school authority to a point at which it is a light and welcoming space, but a surprising amount of work has also had to go into winning the hearts and minds of our community for the project.

Putting it quite simply, textiles aren’t seen as very cool, in hackspace terms. You know, Women’s stuff. Your mother does it, or even maybe if you are a little younger, your grandmother. It’s just not up there with laser cutting or 3D printing, and as a result those of us for whom it’s a big part of making stuff have had to fight its corner when it comes to resources within the space.

Yet not so long ago when I brought a pair of worn-out jeans into the space on a social night and hauled out our Lervia sewing machine to fix them, I had a constant stream of fellow members passing by amazed at what I was doing. “You can repair jeans?” they asked, incredulously. For some reason this prospect had not occurred to them, I was opening up a new vista in clothing reincarnation, to the extent that before too long in our new facility I may be giving a workshop on the subject as the beloved former trousers of Oxford Hackspace denizens gain a chance of new life.

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Laser-Cut ArcSin Dress Is Wearable Math

Using sewing simulation, 3D modeling and laser-cutting [Nancy Yi Liang] makes custom dresses that fit like a glove. Her project documentation walks us through all the steps from the first sketch to the final garment.

After sketching the design on paper, the design process moves into the digital domain, where an accurate 3D model of the wearer is required. [Nancy] created hers with Make Human, a free software that creates to-size avatars of humans from tape-measured parameters. Using the professional garment modeling software MarvelousDesigner (which offers a 30 day trial version), she then created the actual layout. The software allows her to design the cutting patterns, and then also drapes the fabric around the human model in a 3D garment simulation to check the fit. The result are the cutting patterns and a 3D model of the garment.

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Netflix And Chill – And Socks?

Waking up to spoilers in the last episode after falling asleep during the first episode of a Netflix binge-watching session ranks right up there on the list of first-world problems. Luckily there’s a solution in the form of a pair of Netflix enabled socks, which looks like a pretty neat wearable IoT project.

To be sure, calling these socks Netflix enabled is a bit of a stretch. Aside from the sock designs, which are based on popular Netflix original series, there’s nothing about the electronics that’s specific to the popular streaming service. These socks, with their Arduino Pro Trinket and accelerometer, detect when you stop moving and send an IR signal to do your bidding – pause the movie, kill the TV, or whatever. The electronic side of the build is pretty approachable – it’s just a couple of modules soldered together. The fiber arts side of the project might be a little outside the wheelhouse of the typical hardware hacker, but you can either team up with someone who knits – an experienced knitter, as socks are not a beginner’s pattern – or just slip the felt-clad hardware into your favorite comfy socks. We’d be a bit concerned about ESD protection for the hardware in the wooly environment, though.

“Netflix and chill” is the current version of last century’s “Watching the submarine races,” and as such the need for special socks or a custom Netflix switch for the occasion is a bit puzzling. Still, the underlying wearables idea is pretty good, with plenty of possibilities for expansion and repurposing.

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Nyan Cat

Embroidered Nyan Cat Brings A Meme To The Real World

Have you ever come across an Internet meme and just thought to yourself, “I have to bring this into the physical world!” Well [0xb3nn] and [Knit Knit] did. They decided to take the classic nyan cat meme and bring it to life.

The frame is 24″ x 36″. Many hours went into the knitting process, but the result obviously turned out very well. The stars include 24 LED sequins to add a sparkling animation effect. These were sewn onto the back of the work using conductive thread. They are bright enough to shine through to the front where needed. These connect back to an Arduino Pro Mini 5V board.

The Arduino is also connected to a capacitive touch sensor. This allows the user to simply place their hand over the nyan cat image to start the animation. No need for physical buttons or switches to take away from the visual design. An Adafruit AudioFX sound board was used to play back a saved nyan cat theme song over a couple of speakers. The source code for this project is available on github. Be sure to watch the demo video below. Continue reading “Embroidered Nyan Cat Brings A Meme To The Real World”

Hacklet 31 – Software Tools

For every computer error, there are two human errors, and one of them is blaming the computer. Whenever a human blames a computer for something, there are two tools, and one of them is the computer.

Not all of your nifty tools need to be fancy robots, CNC machines, or nifty Robertson screwdrivers; a computer is equally capable of being a fantastic tool, provided it has the right software. For this week’s Hacklet, we’re going through some of the best software tools on hackaday.io.

6653681421957570397[Alan] was inspired to build a software tool for making sewing patterns. Sewing patterns are usually designed for the ‘average’ person, but if you’re making custom wearables, you should end up with a piece of clothing that fits perfectly.

The first project [Alan] is using this tool for is a fleece cap that fits the contour of his head. He captured a 3D mesh of his head, imported the mesh into Blender, and unwrapped the resulting mesh. The two halves of the hat were then plotted with a Silhouette Cameo, cut out of fleece, and sewn together. The result is a beanie that fits perfectly around [Alan]’s head. It’s an extremely cool and novel application of 3D modeling, and if you ever need to wrap a 3D object with a 2D material, this is the project you want to check out.

5869061407871295021 And you thought the autorouter in Eagle was bad.

[Anderson] built a tool called Pyrite that will take a schematic and build a layout in three-dimensional space. He calls them Volumetric Circuits, and it’s basically the point-to-point wiring found in old radios and amplifiers taken to the next level. We featured this project before, and there haven’t been many updates since then. Maybe giving [Anderson]’s project a few skulls will help motivate him to get back to the project.

133031421839442989 Not satisfied with the existing free and open source CAM programs, [Snegovick] started work on his own.

[Snegovick] calls his project BCAM, and it’s exactly what you need to mill holes in PCBs, cut gears with a CNC router, engrave plastic, and anything else a 2.5 axis CNC machine can do. The project is written in Python, and yes, the source is available. Supported operations include drilling, path following, offset path following, and pocketing.

Write enough microcontroller projects, and you’ll eventually come up with your own library of common code that does one thing and one thing well. If you’re smart, you’ll reuse that code in future projects. [ericwazhung] is cutting through the hard part of developing all this code and released some things that are useful in a whole lot of projects.

Included in the commonCode library are the usual ‘heartbeat LED’, non-blocking input, a standard interface for AVR timers, bitmaps of text characters, DC motor control, and a whole bunch more. Extremely useful in any event.

That’s it for this round of the Hacklet, bringing you the best hackaday.io has to offer.

Arduino CNC Sewing Machine

Arduino Controlled Sewing Machine Increases Stitch Options

[Andrew] is bringing his old mechanical sewing machine into the 21st century by adding an Arduino control module. Originally, his Alfa sewing machine could only do a straight stitch or a zig-zag of varying widths. Since this was an old sewing machine, all of the controls were knobs and levers. RC car servos were installed in the sewing machine and now are solely responsible for controlling, in real time, the horizontal movement of the needle and the amount of stroke of the feed dogs (the metal components responsible for advancing the fabric through the sewing machine). There is also a switch on the needle bar that feeds back to the Arduino when the needle is in the full-up position.

With full control of the stitch width and fabric advance, it is possible to come up with some awesome stitch patterns that were not possible on this machine before. Each of the stitch patterns are pre-programmed in the Arduino. Right now it is possible to control the sewing machine over the Arduino’s serial USB connection but the workflow for such an operation is in its infancy. [Andrew] plans on making this sewing machine fully automatic so that he can embroider letters and numbers.

Although the project is still a work in progress, [Andrew] has made his preliminary Arduino code available for folks who want to further his accomplishments. To continue reading about hacked sewing machines, check out this one converted to an embroidering machine.

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