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Well. Sure there's a competition in what, a week and a half... But I got my first fully functioning GBC!!! (URL) directly by Rob (since he was inspired by one of my earlier ideas for a stacking robot--tit for tat I say... oops, am I on my way to (...) (20 years ago, 15-Feb-05, to lugnet.org.ca.rtltoronto, lugnet.technic)
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On Tue, February 15, 2005 4:00 pm, David Koudys said: (...) This type of jamming is very common, and sometimes very hard to resolve. I assume it will work fine, if balls come in one-at-a-time. So, if it is placed after a module like this one, that (...) (20 years ago, 15-Feb-05, to lugnet.org.ca.rtltoronto)
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(...) Thanks! I enjoyed it... (...) It's fine with 15 balls at once in the hopper. When it geta above that--to the brim, then sometimes it jams up (...) I'm not good with math, but the motor has an 8 tooth, and that goes to a 40 tooth--the pump is (...) (20 years ago, 15-Feb-05, to lugnet.org.ca.rtltoronto)
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(...) I think motors run around 360 rpm or 6 rps / 5 = 1.2 rps = 1.2 bps (20 years ago, 15-Feb-05, to lugnet.org.ca.rtltoronto)
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(...) Timed it--about 70 balls a minute, which is close to the math above... Also worked on the bin--doesn't get jammmed up nearly as frequently--works with 40-50 balls in the bin or 15 and under--sometimes, infrequently mind you, gets jammed with (...) (20 years ago, 16-Feb-05, to lugnet.org.ca.rtltoronto)
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On Tue, February 15, 2005 8:19 pm, David Koudys said: (...) I haven't seen too many modules that dump in more than 15 balls at a time. So you should be fine. One cool thing about the GBC is that it's not like a robot competition, where the robot has (...) (20 years ago, 16-Feb-05, to lugnet.org.ca.rtltoronto)
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(...) I can see how a new ball falls down onto the rotating brick thingie but what keeps the tower from dumping backwards into the pump while the rotating brick is out of the way? Some magic is done there. Are there sliding bricks which travels (...) (20 years ago, 16-Feb-05, to lugnet.org.ca.rtltoronto)
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(...) The best (simplest) description I've found on-line is this: (URL) Brian Davis (20 years ago, 16-Feb-05, to lugnet.org.ca.rtltoronto)
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(...) (URL) like that a lot. There are a lot of great ideas on that page! Iain (20 years ago, 16-Feb-05, to lugnet.org.ca.rtltoronto)
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(...) Yep, pretty much nailed it, Tobbe. I'm going to try to install my WebCam software (again) and I'll take a video of it. I put lotsa windows in the thing so people can 'see the magic'. Thanks for checking it out! Dave K (20 years ago, 16-Feb-05, to lugnet.org.ca.rtltoronto)
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(...) (URL) Many.... Ideas!!!! Circuit overload!!!! <boom!!> Dave K (20 years ago, 16-Feb-05, to lugnet.org.ca.rtltoronto)
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| | Re: My first fully functioning GBC...
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(...) i made a ball pump a few weeks ago. you can check out detailed pics and a video clip in my brickshelf directory: (URL) bob (20 years ago, 16-Feb-05, to lugnet.org.ca.rtltoronto, FTX)
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(...) Ya, but it's a *happy* explosion ;-). Between this page and the SMART crate contraption, I got about 80%+ of that poorly formatted "idea list" on Steve's GBC page. The pictures and animations are great, but I wish my German hadn't collapsed (...) (20 years ago, 16-Feb-05, to lugnet.org.ca.rtltoronto)
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(...) I happened upon that while browsing Brickshelf a while back, and was stunned by the beauty of your design (I'm trying to copy elements of it today, as a matter of fact, but keep being ditracted by other things... like lunch). Using the panel (...) (20 years ago, 16-Feb-05, to lugnet.org.ca.rtltoronto, FTX)
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(...) There's a mechanism! reinforcing everything you possibly can! Looks great! Can't see the video 'cause Brickshelf has disabled videos for now. On looks alone though--wonderful job! Dave K (20 years ago, 16-Feb-05, to lugnet.org.ca.rtltoronto, FTX)
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(...) Great, use those ideas to build a robot that can stack blocks. :) Iain (20 years ago, 16-Feb-05, to lugnet.org.ca.rtltoronto)
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(...) That would be a minor miracle if Bob Kojima Showed up. Since he lives on the left coast in Oregon. If Bob decided to attend the event, I would go in a heartbeat. Ben Medinets (20 years ago, 16-Feb-05, to lugnet.org.ca.rtltoronto, FTX)
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(...) There's some sort of block stacking robot thingy?? Dave K (20 years ago, 16-Feb-05, to lugnet.org.ca.rtltoronto)
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(...) I'm kinda here in SOuthern Ontario--trips to Michigan stopped when a friend graduated from Calvin College If y'all are closer than Grand Rapids, I might consider it--6+ hours in the mighty dodge isn't my idea of a good time, though. Dave K (20 years ago, 16-Feb-05, to lugnet.org.ca.rtltoronto, FTX)
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(...) Yes Dave, there is a robotic competition in something like 10 days. And contrary to what you may be thinking, it's about stacking SQUARE BLOCKS, not stacking ROUND BALLS belonging to someone named Steve :) After all Dave, you WERE the (...) (20 years ago, 16-Feb-05, to lugnet.org.ca.rtltoronto)
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(...) Oh, man, I'm so far behind on mine. I'm trying really hard but I just haven't been able to get the juices flowing. I'm still going to put a push on to get it done. I'll be there no matter what I end up with. Derek (20 years ago, 16-Feb-05, to lugnet.org.ca.rtltoronto)
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(...) I have to be there--I have the arena at my place. Speaking of which, the arena is in *very* bad shape--plywood doesn't like water and all that. I'm going to try to paint it, but I'm telling you, iths not pretty. If anyone builds their 'bot (...) (20 years ago, 16-Feb-05, to lugnet.org.ca.rtltoronto)
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On Wed, February 16, 2005 4:26 pm, John Guerquin said: (...) oh, come on. If I had the choice between playing with little blocks, or playing with my balls... hmm. wait. I do have that choice. And, usually I play with little blocks?!? Something's (...) (20 years ago, 16-Feb-05, to lugnet.org.ca.rtltoronto)
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(...) All the more reason to do rtl19: Tightrope of Terror. (...) (That's about 4.8 mm for the Canadians reading along) Iain (20 years ago, 16-Feb-05, to lugnet.org.ca.rtltoronto)
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(...) I certainly understand that - heck, I only live about 2.5 hours from Steve, and while I've discussed the GBC with him and other extensively, I've yet to actually make it to an assembly. Four modules completed, including a forklift (reads (...) (20 years ago, 17-Feb-05, to lugnet.org.ca.rtltoronto, FTX)
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Made a little video of my GBC (and I modified it jsut a bit--strengthening and all that...) Download the video here-- (URL) K (20 years ago, 17-Feb-05, to lugnet.org.ca.rtltoronto, lugnet.technic)
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(...) first for everything. Looks sweet. Need to get my hands on a few balls... /T (20 years ago, 17-Feb-05, to lugnet.org.ca.rtltoronto)
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(...) Thanks Tobbe, I'm having a pretty good time with this GBC stuff! Dave K (20 years ago, 17-Feb-05, to lugnet.org.ca.rtltoronto)
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On Wed, February 16, 2005 10:11 pm, David Koudys said: (...) into such a narrow path, like you have there. It's also funny how two balls come out at a time, even though only one is fed in at a time. It's cool to see all those quirks. This stuff is (...) (20 years ago, 17-Feb-05, to lugnet.org.ca.rtltoronto)
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(...) i wish i could make it to an event! but yes i do live in Oregon. i'm still hoping that there is some way i can make it to Brickfest this year. thanks for the compliments on the design. i can't take all the credit. i saw a design up in Seattle (...) (20 years ago, 17-Feb-05, to lugnet.org.ca.rtltoronto, FTX)
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(...) Do you think we need to buy new sheets of plywood? Sand the surface a bit? Is there anything I can do to help?! Calum (20 years ago, 17-Feb-05, to lugnet.org.ca.rtltoronto)
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(...) The tube is wider than the balls so the balls are sitting in a zig-zag fashion all the way up--one ball that is high enough to fall out won't 'cause it's resting against the opposite wall. Then it gets pushed up and the second ball that's (...) (20 years ago, 17-Feb-05, to lugnet.org.ca.rtltoronto)
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(...) If the weather is clear, I'm going to open it up on my driveway this weekend and examine it. The issue is it will still be below 0 so painting outside is out of the question. Painting inside will incur fumes and such in the abode, but I'll see (...) (20 years ago, 17-Feb-05, to lugnet.org.ca.rtltoronto)
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(...) If the damage is isolated to the edges of the plywood, then consider cutting it down. I think a somewhat smaller playfield is better then a warped and ruff one. Derek (20 years ago, 17-Feb-05, to lugnet.org.ca.rtltoronto)
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(...) Well, I also know of a place where we can find a somewhat smaller playfield that is already painted and (mostly) perfectly flat. ;) I'd rather have the big one, though. Fron what I saw, it was a little more than the edges, but I'll make a (...) (20 years ago, 17-Feb-05, to lugnet.org.ca.rtltoronto)
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(...) is great and baby you were too late then hey its all 4 u an then theres uuuuuu uuu...uuu u. an iiiii want to fly away with you and i....... want to fly, into the sky. (20 years ago, 17-Feb-05, to lugnet.org.ca.rtltoronto)
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(...) Thoughts: -rtl20. Go to a "virtualised" playfeild. As far as I know, we use the big plywood playfeilds to give us walls, right? So we can use touch sensors. Since everyone (?) has two light sensors, what about doing a trial run sometime where (...) (20 years ago, 17-Feb-05, to lugnet.org.ca.rtltoronto)
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(...) Why do you use a fixed field? For playing with kids, I used 4 6' long 1x4's with swing hasps (you know, the latches that close with a pin or padlock) at the ends to form an enclosure by pinning the four ends together in a square. Then use (...) (20 years ago, 17-Feb-05, to lugnet.org.ca.rtltoronto)
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(...) Right, that's about what we have, 4 8 foot long 1x8's, and two 4x8's. We can disassemble it etc, so it's not fixed. But as to why ply versus other materials, it's what we started with and what was easily available at the time. Calum (20 years ago, 17-Feb-05, to lugnet.org.ca.rtltoronto)
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On Thu, February 17, 2005 3:51 pm, Calum Tsang said: (...) I think Brian's suggestion was to put it on the floor. Just use the 4 border pieces. (20 years ago, 17-Feb-05, to lugnet.org.ca.rtltoronto)
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(...) I had that concept once--a friend works in the greenhouse shading system business, and can get yards of very high quality shading that can easily double as a arena floor, with a proper border. The issues are-- need to be on a relatively smooth (...) (20 years ago, 17-Feb-05, to lugnet.org.ca.rtltoronto)
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On Thu, February 17, 2005 4:07 pm, David Koudys said: (...) So, is the current playfield smoother than most floors? :) (20 years ago, 17-Feb-05, to lugnet.org.ca.rtltoronto)
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(...) Then what's this stuff about plastex panalling (sic) ? is it like a cloth? Calum (20 years ago, 17-Feb-05, to lugnet.org.ca.rtltoronto)
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(...) The material that I'm thinking of is rather stiff, but still rolls up (not folds). Small irregularities aren't a big problem (besides, how flat is the wood in the first place? Even before water damage). Look at: (URL) the plas-tex paneling, (...) (20 years ago, 17-Feb-05, to lugnet.org.ca.rtltoronto)
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(...) Hi Dave, Just to let you know, yes there is going to be a BrickFest this year, although the date is still to be announced. Janey "Red Brick" (20 years ago, 22-Feb-05, to lugnet.org.ca.rtltoronto)
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(...) The only "official" date we have is "August": (URL) (20 years ago, 22-Feb-05, to lugnet.org.ca.rtltoronto)
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