Archive for May, 2011

3D Printed Vans for Off the Hook Store Opening

 

 
Check out this fantastic 3D printed Vans shoe that was created for the opening of Off the Hook, Vans first partner store in Montreal.  Personally, I want Vans to be the official shoe of MakerBot staff.  It’s the Brooklyn way.  Full disclosure, this wasn’t printed on a MakerBot, but look out!  We’re getting there fast.  It was designed and printed by Consult Design.

Nice work!

Vans by OTH Store.

 

 

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Robot Hospital! Episode 11!

Posted by on Friday, May 13, 2011 in Video
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In the latest delivery of everyone’s favorite 3-minute video series about DIY 3d printer kits, I run you through some notable Thingiverse objects, including Renosis’ MakerBot Castle and flower toy, and MakeALot’s amazing pencil holders.  Isaac has some words about a new product, and Matt continues his tutorial series about 3d modeling from a real object…in this case, a squirrel.

Enjoy!

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MakeALot’s pencil holder series.

This object has blown my mind.  It might not look like much now…but it turns into a sculpture if you fill it with pencils! Points in please — we don’t want anybody to put an eye out.

So if that blew my mind…imagine what happened when I saw the stackable hyperboloid pencil holder!  I might have to go to the art supply store so I can create a serious, multi-layer pencil sculpture.

Good job, MakeALot!  Way to turn up the awesomeness on everyday objects.  This is what MakerBotting is all about.

spikes out - trip hazard, spikes in - artwork. Especially for ScribbleJ, I hate to think of him missing out on the graphite goodness that is pencil art for fear of his life. (you could still take an eye out with this design, but it's much harder to do :)
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Turn your pencils into a couple of stacked cooling towers, very cool(ing) I got the idea from a suggestion by relet thingiverse.com/relet
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A couple of variations on MiseryBot's Hyperboloid container using shapes other than cylinders.
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Untangling Skeinforge: Infill

Infill - half empty or half full?

Infill - half empty or half full?

I had the opportunity to talk to Nick Starno of MakerBot yesterday about something we are both passionate about – getting the best Skeinforge settings to print sweet awesome things.  ((Photo courtesy of micmol))  One of settings we discussed was “infill.” 1  While this may be review for some, I’m hoping to do a few more posts that will build on this topic. 2

25% infill, 75% infill

25% infill, 75% infill

It is probably pretty intuitive that an object that is 100% filled with plastic is going to be stronger than an object with 0% filled with plastic.  But, what if you don’t need the strongest part possible?  What if you just need an object that is purely decorative and doesn’t need to be strong at all, an object that just needs to be only just strong enough for a particular application, or an object that will print very quickly?

Generally speaking, a higher infill ratio will lead to a stronger and sturdier object that will use more plastic and time to print.  Whereas, a lower infill ratio will lead to a lighter, less sturdy object that uses less plastic and time to print.  When I don’t need a part that is super-strong, I typically print with about a 20-25% fill ratio.  I find this makes for parts that are very strong and durable while still being quick to print without using a ton of plastic. 3

What infill ratio do you use for strong lightweight quick-printing objects?

    • Fill -> Infill Solidity (ratio)

    []

  1. So hang in there! []
  2. However, infill isn’t the only consideration for strong lightweight printed object.  Next time: extra shells! []
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Spring Cleaning? Print Your Own DIY Kit Boxes

Customisable Electronic Device Packaging by M_G

It’s that time of the year again — the time we all declare to ourselves: “Cleaning All the Things!!” I usually get halfway through sorting through my stuff, discover cool projects I haven’t completed yet, and end up making more of a mess rather than less of one.

Well, just in time for the Season of Cleaning — to help you with both activities, organizing and finishing kits — are a number of Thingiverse items1 to help you print enclosures, boxes, compartments, and bins for anything you can imagine.

I’m particularly excited by aMESS and M_G’s Customisable Electronic Device Packaging as I can imagine that these will save me loads of time for my own projects. The new version of the Iris Box by Emmett and cyanul’s Yin and Yang Box also remind me that boxes and enclosures can be works of art in and of themselves.

Inspired by my co-worker Carlos, I've begun designing this Arduino Modular Enclosure System Stack. Eventually, I'll have a full set of stack modules for various shield heights, input devices like joysticks and buttons, and displays (LCD) and accessories (solar cells?) The walls are scored to facilitate removal, for when you want to run cables in and out
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An OpenSCAD script to generate a simple 2 part fit together packaging. Consisting of a pair of hollow rounded cuboids with alternate internal and external lips for a click together fit. Support posts with screw holes or nubs can be added to the bottom half to hold a PCB or other item in place. It can also create simple rectangular, cylindrical or conical cutouts on any face of the packaging. With this script you can easily make packaging for almost any electronic device you are working on! This looks complicated but it has saved me a huge amount of time making custom packages for people over the past few days. I will release a more advanced version in a few days with options for adding mouse ears and having cutouts not penetrate the outer face for better surface finish! Changes from previous versions: v1.5 - adjusted a few values after receiving SLA proto-types - increased height of posts - added support structures on top side - decrease diameter of support structures on top side sightly to allow for brackets at end of 40 way - decreased z clearance v1.4 - added angled lip (Cube_cone_cylinder_minkowski sum) for better mating of top and bottom parts when made via SLA/SLS etc - new more simplistic rounded cuboid module - moved around the cutout for the uUSB so that there wasn't such a thin piece of plastic above it - changed post type to nub as SLA should be able to handle the resolution - added easier control of orientation of parts relative to each other using single variable side_by_side - added axis labels to most faces and tyndall logo to bottom - added new fit type for super accurate manufacturing techniques such as SLA v1.3 - Fix cutout positions for TOP SQUARE East and BOTTOM SQUARE West side - Fix position of base of support posts on bottom half v1.2 - Fixed Inner and Outer Lip Clearance implementation - Added ability to generate support posts on bottom half of either nub or screw hole type v1.1 - ???This version was lost in a computer crash. GRRRR! - ???It implemented the ability to choose the reference point for measurements for each side - ???Let this be a lesson! - ???Back your stuff up regularly and on separate devices! v 1.0 - Ensure pcb_clearance and fit clearance is taken into account - fit type values changed - - force_fit from 0.4 to 0.2 - - hold_fit from 0.6 to 0.3 - - slide_fit from 0.8 to 0.4 - - free_fit from 1to 0.5 - add cylinder & square holes to all faces - allowed to stack or see side by side - replace 0.1s with a_bit - check holes on top & bottom sides meet properly
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I decided to revive the venerable iris box by redesigning it in OpenSCAD and making it printable with fewer parts and less assembly. It's also somewhat larger (though now the dimensions are easily adjustable with OpenSCAD), the tracks are redesigned to give more rigidity when closed, and it now opens and closes according to righty-tighty, lefty-loosey. The ring is also aesthetically redesigned and the base interior tapers down the wall thickness to give a little more internal volume.
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It's supposed to be a small box with a ying and yang lid and when you turn the rim ying and yang are supposed to move apart. i'm not really sure if it works or not.
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More boxes to follow!

Read the rest of this entry »

  1. The “box” tag tends to be best place to find these — though there are some great untagged boxes out there that would appreciate you tagging them so that they can be located! []
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Servicing Support Legs by pchretien

Servicing Support Legs by pchretien
Servicing Support Legs by pchretien

When I’ve needed to get into my Thing-O-Matic for upgrades, service, or just to play around with something I’ve had to lean the case back with one hand as I work with my other hand.  Pchretien’s servicing support legs are just downright brilliant.  I’ll admit to have let the Thing-O-Matic case rest on my right wrist as I peer down through the acrylic bottom while making a small change – rather than trying to hold the entire case at an angle.  That’s the robotic equivalent of holding a car hood up with the back of your neck while you peer around inside.

I have a feeling that a derivative that is mounted on the inside of the Thing-O-Matic and swivels down when you lift up the case can’t be far behind.

Most of us want to hack into our TOM and, to do so, we need to open it up. There are so many wires in there that it is difficult to completely remove the top cover. These legs are made to hold the top of the Makerbot while you are playing in it.
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ProfileMaker – Stop printing calibration cubes!

Obsolete 40mm Cube Test Object by bre

Obsolete 40mm Cube Test Object by bre

As some of you may know, I’ve been working on a Skeinforge calibration projected called, “ProfileMaker.”  I released v3.0 last month over at MakerBlock.com1  My goal was a web-based cross-platform easy-to-use Skeinforge setting calculator.2

Calibration by cube is essentially a trial and error process.  Print a cube, examine the results, take some notes, change a setting, and LRR3 until you have a satisfactory result.  There’s nothing wrong this this, but it is time consuming and can be frustrating.  ProfileMaker uses the same math and formulas as Dave’s Profileinator to derive the flowrate (or speed at which plastic comes out of the nozzle) based on the few settings you choose.  There are also some advanced options, for the more adventurous.

When you calculate some new profile settings, ProfileMaker will generate the settings and tell you exactly where to enter them in Skeinforge.  Or, if you wish, it can e-mail a zip file containing those settings as part of a complete profile.  Just unzip into your directory and start slicing!

As always, I’d appreciate feedback!

  1. In that time more than 200 people have generated nearly 1000 profiles.  I see this as a good trend.  If people weren’t happy with the profiles they’re getting, they probably wouldn’t come back to generate five profiles on average. []
  2. In fact, if this isn’t the easiest Skeinforge calibration system you’ve EVER used, I’ll give you your money back! []
  3. Lather, rinse, repeat. []
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Bot Bling Design Challenge: Final Stretch

Castle MakerBot by Renosis

I’m a big fan of bot bling — prints and modifications that hotrod your MakerBot — so I have been following1 Carmiac’s Bot Bling Design Challenge for a little while now. There are only a few days left to upload your design to Thingiverse (submissions must be posted by 11:59pm EST May 15, 2011), and a number of elaborate projects are starting to roll in.

I must admit that I’m mildly disappointed that HipsterLogic beat me to the punch to create M3 bolt button caps with his awesome Sparkfun logo part (I had promised to make Stanford Bunny head button caps). Remember that the Thingiverse Triangulation Obligation I mentioned in my last bot bling post is still in full effect. Let my sorrow be a lesson to you: “Don’t Wait To Make” (DWTM).2

Renosis is not only going all-out on his “Castle MakerBot” mod but he contacted us yesterday for advice for how to re-code his Gen4 Interface Kit display so he can theme that as well. Lest we give him a leg up in this competition3, I thought I’d share Matt Mets’ sage advice what to work on if you want to theme your Gen4 Interface kit:

Matt Mets: That’s a really simple mod if you can get the firmware to compile. The directions are here: http://wiki.makerbot.com/v2-firmware. The file you need to modfiy is: G3Firmware / v2 / src / Motherboard / boards / mb24 / Menu.cc. Lines 72-75 have strings that set the startup message, and the other messages are also set by code in that file.

Thanks, Matt, for the pointers! Good luck to those with bot bling projects still in the works!

Castle MakerBot is my Entry into the BotBling competition! Hope you Like it! Bot Bling Design Challenge by Carmiac: thingiverse.com/thing:7784 I decided to do a Castle theme. Included in Castle MakerBot are four turrets, several coat of arms, medieval wall torches, stained glass rose window, and runic keypad for the Gen4 interface. I also couldn't resist putting a dragon in there, but that is Tbuser's design. Most of this was designed in OpenScad. Originally it was designed in Sketchup, but then I learned OpenScad and started over and redesigned everything. The only thing that remains in Sketchup is the stained glass window, but I will work on moving that to OpenScad as well. If you wish to poke around in any of the OpenScad files, I highly recommend you check out the Coat of Arms. It is parametric and you have a choice of 7 different logos to be placed in 3 different positions. I have uploaded some renditions here. The Torches are made from LED Tealights! They flicker kind of like real fire. These torches were difficult to photograph in low light, but I did the best I could. The castle turrets snap right on to the rod end caps on a thing-o-matic. The stained glass rose window has some pieces printed in blue PLA, natural PLA, red ABS and black ABS. I have intentions to add a few more things to this, if I have the time. There is just so much more I want to do. Hope ya like it! Update... added this video of me showing the various parts of the castle. Focus is a little off on some of the close ups and the stills on the left probably do the project more justice. I recommend turning down the volume too, the only noises are me being clumsy and banging into things. I guess I should have talked through some of it, but it is getting late and it probably would have made the video worse than it is! ;P youtube.com/watch?v=Xot8MsyZZ0s
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Have you ever wanted to watch your MakerBot print while you are away? Perhaps setup a live feed of your MakerBot? Or just want to add a webcam to your MakerBot? Then this will hopefully help you out. The MakerBot Webcam Attachment (It needs a better name) is a printable mount that attaches your webcam to a printable arm which connects to the frame of your MakerBot. By setting up a VNC server on the computer controlling your MakerBot and attaching the webcam, you will then be able to control and watch your MakerBot from any computer in the world with internet access! Also, you could setup a web sever on that computer and host a live stream of what is print on your MakerBot. Now the question is, Is this a MakerCam or do you have a WebBot? If anyone has questions about setting up a web server or a VNC server, I'll do my best to answer them. This is sized for a Microsoft LifeCam HD-5000 [ microsoft.com/hardware/en-us/p/lifecam-hd-5000/7ND-00001 ], but can easily be modified for a different camera with the included SCAD file. The last image is a sample taken from the webcam.WARNING: As barrychuck brought out, running a MakerBot while unattended is very dangerous. I am not responsible for any damage or harm that occurs from use of this part. Use this at your own risk!
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This was originally designed as a joke which went something like this: Now, your already awesome MakerBot can be made even more awesome with mounting brackets for the DIY ClockIt Kit [ sparkfun.com/products/9205 ]! This way your MakerBot can not only print 3D objects, but tell time! 1 After printing this out, while I was adding it to my bot, I realized that there was a practical use for this, other than the joke. It could be used for time lapse videos for displaying the passage of time, It fits nicely into the upper right of the frame, or a stopwatch for the time your bot has been printing an object. It may be nice to have a custom program for the ClockIt that is more of a stopwatch rather than a clock. I don't know if I will be able to get around to writing one, so if someone is ambitious, go for it! 1. Yes, this idea came from the comment made by MakerBlock on the post "Don’t You Dare Delete That!" at the MakerBot blog [ makerbot.com/blog/2011/04/19/dont-you-dare-delete-that/ ]. I couldn't add the radio part, but the clock was possible.
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This is a printable version of SparkFun Electronic's logo. There are 2 versions, one is solid and the other has a hole that allows you to place it on one of the M3 bolts heads on the front of your MakerBot. It is approximately 23mm X 35mm X 8mm (W x H x D). If you don't have any red ABS to print it in, you can color it with a red permanent marker after printing it, perhaps use theorbtwo's Marker holder [ thingiverse.com/thing:5570 ] with a red marker, or just leave it in the color of your filament, the Technicolor SparkFun logo! More information about SparkFun and the usage rights of their logo can be found here: sparkfun.com/static/about NOTE: I am not an employee of SparkFun and do not own the rights to the logo design. The SparkFun Logo is a trademark of SparkFun Electronics.
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Error - could not find Thing 8056.
Print in Red, Orange and Yellow to turn your bot into a bot-rod.
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The name's Bot. James Bot. Saving the world from market monopolies, this secret agent outfit for your Makerbot turns it into the perfect monopoly-fighting machine. Capable of printing out cups, keychains, and even mini-bots, this secret agent machine will have those massive corporations shaking in their hand-polished shoes. Give your bot a spiffy tuxedo, and a hand to hold his martini, shaken, not stirred. Or perhaps you would like it to hold a trusty sidearm, ready to save the world (and the girl)! Disk Shooter:thingiverse.com/thing:7643 Also, for the ladies out there, print a bowtie that hooks on the top of the Makerbot, turning it into a hairbow. Print in your favorite color, and enjoy. This set includes: Tuxedo with bowtie Bowtie/Hairbow Fully articulated hand
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Being obligated to triangulate things on Thingiverse by blog.makerbot.com/2011/04/13/my-bot-rod-has-kickin-bot-bling/ my first two thoughts were design challenges and Bot Bling. So, this is a bot-bling design challenge. Hooray! Rules For Entry: 1) This must be NEW bot bling, so it must be uploaded to Thingiverse after I publish this contest. 2) All entries must be tagged with 'botbling_challenge' 3) Must be mostly printable (Unicorns and Frostruders included) 4) Submissions must be posted by 11:59 EST May 15, 2011 5) Enter as many times as you want, as long as the entries are unique. 6) Judging will be completed within a day or two of contest end. Judging will be based on the following, weighted in order. 1) Number of likes 2) Number of times it has been made by someone else 3) Aesthetics 4) Printability 5) File formats provided UPDATE: Makerbot Industries has generously added some LEDs to the prize!blog.makerbot.com/2011/04/18/botbling-design-challenge-from-carmiac/ WINNER: And, the winner is... Renosis for his awesome Castle Makerbot!!! Congratulations! Check it out at: thingiverse.com/thing:8401 Thanks to all the entrants! We have some excellently spiffy looking bots out there.
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  1. and so far failing in my plan to participate in []
  2. Or was it, “Don’t Worry Too Much”? []
  3. I suspect he doesn’t need a leg up! []
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Dragon Fly puzzle by Neophyte

Dragon Fly puzzle by Neophyte

This extremely cute little 3D-printed flatpack dragonfly design comes with an interesting modeling history:

“I got this as a DXF file off the net quite a few years ago. Don’t know where I got it exactly.
Also, I don’t have a build diagram for it so therefore it’s a puzzle.”

This is definitely an example of a printed model that benefits from being an assembly of smaller parts — the graceful uptilt of the wings would be an enviable challenge for printing without support structure. In this case, printing flat was also essential to getting the visual finish Neophyte was going for, so the entire model has a self-consistency that works.

And I have to admit that a lot of the fun of this piece for me is imagining Neophyte and his wife printing first, and solving the puzzle later. Seeing this project has encouraged me to do a little “data dumpster diving” to find sources for potentially interesting models, in particular my artist morgue and a host of 2d illustrations that might be a fun place to start for extruding and modeling into 3D.1

  1. I am considering creating “data dumpster diving” as a Thingiverse tag should this process lead to any interesting results. Feel free to beat me to the punch, here. []
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Huzzah! Stepstruder MK6 back in the store!

See that motor there?  That’s the heart of the MK6, the custom-made high-torque stepper that puts the “Step” in “Stepstruder.”

Well guess what — we are pleased to announce that we’ve finally got enough of them to offer MK6 Upgrade and MK6 Plus Complete kits once again!

So hop on over to the store and place your orders so you can experience the joys of high-reliability, finely controllable extrusion, as well as upgrades like 1.75mm filament and reversal.  Yay!

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