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  1. Replies
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    Hmm. Maybe try one of those spring-loaded...

    Hmm. Maybe try one of those spring-loaded punches? Not sure if they'd be good enough for hardox.
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    When you drilled the holes, did you use a...

    When you drilled the holes, did you use a centrepunch? That should make an indent to stop your drillbit walking off.
  3. Thread: Robot 10.1

    by R9000
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    2,186

    I legitimately cannot wait to see this robot. 101...

    I legitimately cannot wait to see this robot. 101 was a huge inspiration for me when I watched the classic series of Robot Wars as a kid. Seeing it reborn in a tinier, additive-manufactured form will...
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    For your pinion pulley, you can use BeltingOnline...

    For your pinion pulley, you can use BeltingOnline. They will modify the bore for you for a little extra cost, but be warned; this can make the order take a lot longer (even longer than they say on...
  5. Thread: Rotating Weapons

    by R9000
    Replies
    6
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    5,603

    If your sawblade will not shatter, it should be...

    If your sawblade will not shatter, it should be fine. Basically anything that's not hardened steel or angle grinder discs shouldn't shatter, though make sure you check before you buy. Tempered steel...
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    Looks amazing! Can't wait to see it flip!

    Looks amazing! Can't wait to see it flip!
  7. Thread: 18V Safety Light

    by R9000
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    10
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    2,380

    I thought the whole deal with the safety light...

    I thought the whole deal with the safety light was that it had to be connected over all the circuitry of your robot. Like if your Rx blows up but power is still flowing to other parts, it doesn't...
  8. Thread: Project Squirrel

    by R9000
    Replies
    196
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    46,060

    Nothing's been announced, but the summer Insomnia...

    Nothing's been announced, but the summer Insomnia this year (i64) is set for 23/08/18 - 27/08/18.
  9. Thread: Project Squirrel

    by R9000
    Replies
    196
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    46,060

    Hackspace wasn't that great last time I went....

    Hackspace wasn't that great last time I went. They have very little in the way of decent machine tools, mostly it's a place for 3D printing and little electronics projects. Worth a look, but not...
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    I've been looking at this for a while, but I have...

    I've been looking at this for a while, but I have no idea if it's decent or just craptacular given the price: https://www.machinemart.co.uk/p/cl500m-metal-lathemill-drill/
    Anyone have experience...
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    This really sucks, and I'm pretty sad about it....

    This really sucks, and I'm pretty sad about it. But what this basically means is that we have to enter as many foreign events and shows as possible to make some network jealous enough to bring it...
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    Hahaha, cheers but it isn't that great. All I did...

    Hahaha, cheers but it isn't that great. All I did was take some fine Aluminum Oxide sandpaper and roughed-up the surfaces I was going to spray, then used some Wilkinson's multipurpose Gloss paint. I...
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    Can't wait to see how this turns out - I might...

    Can't wait to see how this turns out - I might have to make my own for Aegis if it goes well!
  14. Thread: Botbitz TZ85

    by R9000
    Replies
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    4,696

    I can't imagine they'll discontinue the TZ85 with...

    I can't imagine they'll discontinue the TZ85 with how popular it is. The site page is still up, I bet they're just waiting for another production run.
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    Yep! This happened to me too (albeit before I put...

    Yep! This happened to me too (albeit before I put the limit switches in). That plastic acme nut that slides up and down the barrel is way too soft, and basically it shoots off the end of the screw,...
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    Nice bronze bushings. :D

    Nice bronze bushings. :D
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    I think they were 10k, but it doesn't matter...

    I think they were 10k, but it doesn't matter hugely as long as they're decently high. It's just a doubled-up version of the board in this: https://www.arduino.cc/en/Tutorial/Button
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    Sure, sorry it's a bit cryptic but it's really...

    Sure, sorry it's a bit cryptic but it's really nothing too complicated. All that little home-made board is for, is to attach two push-to-break switches to the arduino (blue board). The resistors just...
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    Here's the short video I did explaining some of...

    Here's the short video I did explaining some of the modification, if you're interested: https://youtu.be/KXR07KbvTKc
  20. Thread: RC mixing

    by R9000
    Replies
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    2,438

    Advantage of TX mixing: No need to buy a mixer....

    Advantage of TX mixing: No need to buy a mixer. Just get a good TX and it will pretty much last you forever, on all your robots.
    Disadvantage of TX mixing: You have to keep changing models on the TX...
  21. Thread: Project Squirrel

    by R9000
    Replies
    196
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    46,060

    Could always just buy a 3/8 UNF tap and tap it...

    Could always just buy a 3/8 UNF tap and tap it yourself. :)
  22. Thread: Project Squirrel

    by R9000
    Replies
    196
    Views
    46,060

    Also consider these...

    Also consider these. They're longer so you'll have more support for your wheel on radial loads. Also if you're melting them into a hub, I like to take a grinder with a slitting disk and just cut some...
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    Personally I'd go with the first one, because a)...

    Personally I'd go with the first one, because a) it's harder to get high reduction out of pulleys (the gearbox will likely be much higher and won't slip) and b) I like Sewer Snake, and that's how...
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    That looks like it might be ok. 2s feels quite...

    That looks like it might be ok. 2s feels quite low for a beetle to me though.
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    Welcome, Chris! ...what he said. ^

    Welcome, Chris! ...what he said. ^
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