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  • Ocracoke's Avatar
    Today, 10:49
    Here is the video of the fights, apologies for the ever so slightly shoddy camera work. :P
    110 replies | 12153 view(s)
  • Ocracoke's Avatar
    Today, 10:08
    You can use "generic" wire, I've use white speaker wire in the past but having red and black wire (or whichever colour you associate positive and negative with) does make things a hell of a lot...
    112 replies | 16879 view(s)
  • AdamST180's Avatar
    Today, 09:28
    Might sound like a dumb question but the red and black wire needed is that jut generic wire i can get online or in a shop? Or does it need to be rated to a certain level?
    112 replies | 16879 view(s)
  • TechAUmNu's Avatar
    Yesterday, 23:03
    Wow I really haven't updated this in a year... oops. We are hopefully going to be attending XR Bolton in a few weeks time. So its all hands on deck to get everything working to the best of our...
    68 replies | 12772 view(s)
  • Shooty's Avatar
    Yesterday, 17:33
    I notice in your last picture that one of the metal pins on the gearbox has come loose. if one of those comes loose, the entire planetary setup can come loose or seize as well. I'd recommend putting...
    47 replies | 5414 view(s)
  • Ocracoke's Avatar
    Yesterday, 11:41
    RL Grantham 2019 A personal opinion first - if you are new to the whole fighting robotics scene (and by new, I mean first ever event), I do recommend Grantham. I might be a bit biased given that two...
    110 replies | 12153 view(s)
  • Shooty's Avatar
    Yesterday, 09:47
    Sorry for delay in reply. HDPE is really good for press fitting like you said, especially if the holes are undersized. For Léim Thart, I needed to press in a 1/2 inch bearing, and for that I just...
    3 replies | 389 view(s)
  • LookingToBuild's Avatar
    Yesterday, 00:08
    I ordered 4 sets of these mounts, from order to delivery, just a few days. Thank you Roboteernat. I have to say they do their job really well, and are certainly well designed to keep the new*er*...
    3 replies | 1086 view(s)
  • Flag Captured's Avatar
    22nd June 2019, 14:27
    various bits of robot offers on these, ideally would prefer to bring to Robonerd than post because postage will need to be covered and that's a lot for these things Some of Hatchet 3 ...
    1 replies | 370 view(s)
  • Team Gremlin's Avatar
    20th June 2019, 21:34
    Wer selling WormGear to finance another new build, a little dinged up from the battle with aftershock but still runs fine. It will only be the main frame, wheels, motors and lids as pictured, will...
    0 replies | 224 view(s)
  • Wkdintent's Avatar
    20th June 2019, 14:09
    Wkdintent replied to a thread Go Ugly Early (FW) in Build Diaries
    Thanks. I've lost the ability to self right at the moment, but I have some ideas to solve that.
    20 replies | 5122 view(s)
  • Roboteernat's Avatar
    20th June 2019, 10:43
    Thats come on nicely from seeing it last year! i love how neat the actuator sits inside the bot at full lift too! nicely thought of.
    20 replies | 5122 view(s)
  • Wkdintent's Avatar
    19th June 2019, 21:14
    Wkdintent replied to a thread Go Ugly Early (FW) in Build Diaries
    Thanks. My colour choice was driven by the team Polo shirts I hurriedly made for Cheltenham last year. The primer underneath is red oxide paint, which now I think about it, will make the bumps and...
    20 replies | 5122 view(s)
  • Ocracoke's Avatar
    19th June 2019, 20:27
    Hahaaaa, no worries James. Azriel shouldn't be as prone to getting stuck as The Honey Badger was, but we will see.
    110 replies | 12153 view(s)
  • team death's Avatar
    19th June 2019, 20:05
    Thank's James Yes it's just arrived and your'e right 3 pm and 10 am respectively.
    2 replies | 194 view(s)
  • McMullet's Avatar
    19th June 2019, 19:58
    McMullet replied to a thread Go Ugly Early (FW) in Build Diaries
    Looks fab! Really liking the way the forks are assembled. Also I'm a sucker for a red and blue colour scheme so I heartily approve of your aesthetic choices. :)
    20 replies | 5122 view(s)
  • James Williams's Avatar
    19th June 2019, 19:55
    There's no spinners at Grantham, but that floor flipper of theirs can mess you up as badly as anything. I'll try not to get us both caught on it this time Lucy. :roll:
    110 replies | 12153 view(s)
  • James Williams's Avatar
    19th June 2019, 19:52
    Hi Colin I got my email from Alan about an hour ago & on that it mentioned getting there for 3pm on the Saturday & 10am on the Sunday. If you haven't got a copy yet you could ask Alan if he's got...
    2 replies | 194 view(s)
  • McMullet's Avatar
    19th June 2019, 19:51
    Aha, so your 4s is 2x 2s, so you'll take out one 2s, replace it with a 3s and then that makes a 5s... It's almost too simple! :P Hope you can bring Azriel to Robodojo! Assuming the spinners don't...
    110 replies | 12153 view(s)
  • team death's Avatar
    19th June 2019, 19:38
    Anyone know the arrival time and tech check time for Grantham? I registered a while ago but haven't heard anything, I know the show starts at 6 pm and finishes at ten which seems a little later...
    2 replies | 194 view(s)
  • Ocracoke's Avatar
    19th June 2019, 18:37
    The 3S would replace one of the 2S batteries, my series adaptor only accepts two batteries. :p
    110 replies | 12153 view(s)
  • McMullet's Avatar
    19th June 2019, 17:48
    Looking great! Well done on using most of the mass budget. :D I may be missing something there, but what's that going with to make 5s? Presumably not the 4s, because that would make 7s? :p
    110 replies | 12153 view(s)
  • Ocracoke's Avatar
    19th June 2019, 17:11
    Ocracoke replied to a thread Go Ugly Early (FW) in Build Diaries
    Looks neat, looking forwards to fighting it in the arena. :D I pretty much did this with Azriel. Save for the body, all of the parts pretty much came out my last Middleweight.
    20 replies | 5122 view(s)
  • Wkdintent's Avatar
    19th June 2019, 16:55
    Wkdintent replied to a thread Go Ugly Early (FW) in Build Diaries
    After a few months of doodling and silly ideas, I began work on version 1.1. The plan was to get her ready for RL Grantham, and just in the nick of time, here she is. Most of the hardware has...
    20 replies | 5122 view(s)
  • Ocracoke's Avatar
    19th June 2019, 13:24
    Thanks for the advice Colin. With the gear ratios on Jibril going to 15.75:1, I suspect that'll help a lot anyway but the spring idea isn't a bad idea, I think the season 2 version of Bumblebot used...
    110 replies | 12153 view(s)
  • Tkd2612's Avatar
    19th June 2019, 13:18
    I am making a load of link blocks for xt60s and small matek led strips. if anyone would be interested pm me
    0 replies | 109 view(s)
  • Flag Captured's Avatar
    18th June 2019, 22:27
    Both sold
    1 replies | 513 view(s)
  • Flag Captured's Avatar
    18th June 2019, 17:33
    Got a few things for sale I'm wanting to shift, PM me offers if prices aren't stated. May take a while to get back to people with me being busy most days now but will try to get back asap SOLD -...
    1 replies | 370 view(s)
  • Flag Captured's Avatar
    18th June 2019, 16:06
    Got a pair of Propdrive V2 5060 270KVs for sale, brand new and still in the box. Excellent spinner or drive motors for featherweights. £44 from HK, looking for the same but will do £80+P&P for...
    1 replies | 513 view(s)
  • team death's Avatar
    18th June 2019, 15:59
    I don't have a axe weapon but I do have some knowledge of cim motors and ratios. You would never be able to self right with such a ratio of 3:1, I would use a minimum of 8:1 and you will be...
    110 replies | 12153 view(s)
  • Ocracoke's Avatar
    18th June 2019, 12:59
    As a general inquiry, what ratio do folks run their axes at these days? For RL Grantham, Azriel will use the same 3:1 setup that Kaizen used last year with the CIM motor which in testing has been...
    110 replies | 12153 view(s)
  • McMullet's Avatar
    17th June 2019, 20:18
    Nice... Looking forward to seeing it finished!
    110 replies | 12153 view(s)
  • Ocracoke's Avatar
    17th June 2019, 20:03
    They are Gimson 13.7:1 motors (https://gimsonrobotics.co.uk/categories/dc-electric-motors/products/gr-ep-45-high-power-45mm-planetary-gearmotor). Coupled with 775 motors, they are a solid, if...
    110 replies | 12153 view(s)
  • McMullet's Avatar
    17th June 2019, 19:54
    Nice going! What's the drivetrain made up of, the motors look like something a bit nicer than drills... More importantly, is it also going to be pink? :D
    110 replies | 12153 view(s)
  • Ocracoke's Avatar
    17th June 2019, 19:46
    Azriel After finding a few moments to concentrate on this one, I've got it rolling. It isn't The Honey Badger quick but it is quite controllable as a result. Thanks to having the wiring loom, motors...
    110 replies | 12153 view(s)
  • McMullet's Avatar
    17th June 2019, 18:25
    Great stuff! Thanks for taking the time to write all this up. I'll have to try gluing some plans onto the raw material in future, hopefully that'll reduce levels of wonkiness a bit! We've been on...
    3 replies | 389 view(s)
  • Roboteernat's Avatar
    17th June 2019, 10:14
    Just wanted to say thank you to the Forum owners for increasing the number of allowed saved messages to 20,000, up from 50, an increase of 39900% Thank you :)
    0 replies | 105 view(s)
  • Shooty's Avatar
    16th June 2019, 23:55
    FOLLOW-UP: This video from Team Saint covers a few extra tips for HDPE cutting. the blade being used here will likely be too big for many cuts necessary, especially at lower weight classes, but the...
    3 replies | 389 view(s)
  • Shooty's Avatar
    16th June 2019, 23:46
    So I've been working fairly non-stop on beetleweights and featherweights for the past two years, and each of my builds have involved robots almost entirely constructed out of HDPE. I have a lot to...
    3 replies | 389 view(s)
  • team death's Avatar
    16th June 2019, 20:24
    If your wheels are plastic you will have to bolt the sprocket on and you will need to be very accurate because any up and down movement due to misalignment or side ways wobble will cause the...
    7 replies | 318 view(s)
  • para1yz3r's Avatar
    16th June 2019, 20:02
    Ok, think I got it mostly sorted now. just one last thing, how would you go about attaching the sprocket to the wheel and can anyone reccomend a good place to get appropriate sprockets?
    7 replies | 318 view(s)
  • team death's Avatar
    16th June 2019, 19:41
    Where possible you should use a single axle for strength and even on my feathers I don't go less a 25mm axle for the simple reason if you get flipped 6 feet in the air-your wheels and thus the...
    7 replies | 318 view(s)
  • para1yz3r's Avatar
    16th June 2019, 19:24
    but wouldnt the wheel rub against whatever part of the robot the bolt is going through and cause friction?
    7 replies | 318 view(s)
  • MattLampitt's Avatar
    16th June 2019, 18:04
    Because the bolt head or a nylock Nut is on the end.. I give it about 1mm
    7 replies | 318 view(s)
  • para1yz3r's Avatar
    16th June 2019, 17:32
    Thx for the answer, but how do you make sure the wheels dont move side to side on the axle?
    7 replies | 318 view(s)
  • MattLampitt's Avatar
    16th June 2019, 17:29
    I use m8 high tensile bolts as my fixed wheel axels for belt drive. It hasn’t let me down. Only time they bent was when it got a direct hit from a spinner. Still considering upping to m10 though.
    7 replies | 318 view(s)
  • HereticBlue's Avatar
    16th June 2019, 15:22
    Sorry for the late update, all of the above are now sold. We have some extra parts to add in here since they were originally used in Bonfire! If you are interested in these or have any questions,...
    3 replies | 699 view(s)
  • Ocracoke's Avatar
    16th June 2019, 15:15
    Jibril So the gearbox sides have been cut and the gears are on the shaft for Jibril but I've yet to make any head way in actually building it. Given the now tight timelines to RL Grantham, I may not...
    110 replies | 12153 view(s)
  • para1yz3r's Avatar
    16th June 2019, 13:11
    Hi, am in the process of laying out a CAD plan for a wip robot and was wondering what the best way to mount the axles for a chain drive system? thanks in advance, Ben
    7 replies | 318 view(s)
  • widow_twanky's Avatar
    16th June 2019, 09:03
    Traditionally I've always used something like Loctite 401 for magnets. I had read people were using epoxy for holding them in on brushless motors. Wondered if there was any reason for this such as...
    4 replies | 347 view(s)
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