Stop Motion Animation Creation

PVC man stop motion animation

Stop Motion Animation has always been interesting to me since I “discovered” that one could make animated flip books by drawing each frame a little different. Fast forward 20 years or so, and computer technology has gotten to the point where this sort of thing can be done electronically quite easily and at an incredibly low price of a camera, computer, and free or paid-for software (here’s the technique using GIMP, a free, good quality photo editing tool) to put everything together.

The frames in the picture above are of my latest [PVC man] animation, which can be made with some electroluminescent lights, gloves, and some PVC pipe.  Each frame was individually photographed, and after several hours of work we had enough footage for 17 seconds of so of stop-motion animation.

Although by no means perfect, the quality of these animations has gone up dramatically from the first animations that I made using an old ENV2 camera phone. Although I was using a “custom mount” for it, it’s amazing these came out as well as they did. As with everything hacking related, this process is a constant work in progress. Check out the videos after the break for the [PVC man] video as well as one of the early ENV2-produced stop-motion shorts!

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A Full Auto PVC Battery Gun

full-auto-battery-gun

So what’s better than a battery gun? A full auto pneumatic battery gun of course!  [ukilliheal], decided to build one of these, and show us the results in his video after the break.  After turning the gun on, this contraption shoots at a pretty impressive rate of fire (although, apparently not as fast as some of his other experiments).  Apparently batteries can do a pretty fair amount of damage to a cardboard target as shown around 1:20. [ukilliheal] apparently thinks this is pretty hilarious, but we wouldn’t want to be on the other end of this device!

Although details on this build are fairly slim in this video, [ukilliheal’s] other videos should provide some clues, especially those where he explains how to make a full auto paintball gun.  If the same technique is used, a piston reloads the chamber using a homemade valve that releases pressure when it gets too high.  Electronics could also be used, but keeping everything mechanical will allow for the batteries to be used solely as ammuntion.

[youtube http://www.youtube.com/watch?v=A6Gs2mKNjV0]

If full-auto guns aren’t your thing, why not check out this bolt-action miniature pneumatic spud gun!

A better dust skirt for your CNC mill

[Joshendy] wanted to get a better look at the cutting head on his CNC mill when it was running. The problem is that the rotating blades throw up a lot of junk which you don’t want flying around the shop so they’re usually surrounded with a shroud connected to a shopvac. He just milled is own transparent dust skirt to solve the problem.

The original dust skirt uses black bristle brushes to contain the waste from the cut. In addition to obscuring your view of the cutter this didn’t do a very good job of containing bits and pieces. The solution seen on the right uses clear, flexible PVC as the skirt. The video after the break details the build process. [Joshendy] cut out a replacement plate which is then fitted with magnets to connect to the cutter. The skirt is affixed to that plate with a series of screws, making it easy to replace if it ever wears out.

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Shoulder mount for any camera

Whatever your reasons may be, if you’re going to be holding a camera for long periods of time this shoulder mount will both steady the image, and help save you some aches and pains. [Kyle Jason] built the rig seen above for just $20 by following this guide.

[Knoptop] published the guide about a year ago. It doesn’t make use of any special PVC connectors, so you’ll have no problem finding everything you need at the hardware store. Connectors used include 45 and 90 degree angles, straight pieces, and a PVC conduit box to serve as the mounting bracket. After cutting, dry fitting, and welding everything together the rig really benefits from a couple of coats of paint. Don’t forget the grip covers to make the thing easy to hold onto.

Don’t want to read the build guide? After the break you’ll find [Knoptop’s] build video which is actually quite a fun eight minutes to watch.

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