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    DYS BE1806 are pretty common in beetles. I get...

    DYS BE1806 are pretty common in beetles. I get mine off ebay. I had issues with the 25D gearboxes (pinions coming loose or gears not meshing/exploding) so I pair them up with 22mm 19:1 planetary...
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    Great thread, thanks for writing this up. ...

    Great thread, thanks for writing this up.

    I've used a Forstner bit for larger holes, it works pretty well and is relatively clean, takes a while to cut through though so you have to be patient. ...
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    Thanks Sam! It was carnage but great fun, the pit...

    Thanks Sam! It was carnage but great fun, the pit had to be emptied several times :D
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    Likewise Greg! Your diary was one of my most read...

    Likewise Greg! Your diary was one of my most read bookmarks. The interlocking method definitely adds strength and rigidity.

    At UWE bot brawl I was happy with some parts of the bot and less happy...
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    Great write-up Greg, very thorough and detailed....

    Great write-up Greg, very thorough and detailed. The new WeeWoo looked amazing! It was great fun to fight in the crazy axebots vs clusterbots whiteboard fight :D The spinner on Wee is very potent,...
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    My previous update was a few days before the...

    My previous update was a few days before the Euros. In that time I had to put both wheels on, finish the weapon, and generally prepare for the competition. I had never driven it, so I tried it as...
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    Good idea, and yeah, I was planning to use duct...

    Good idea, and yeah, I was planning to use duct tape and cardboard for the sharp edge protection! What dremel bit do you use for sharpening the arm on Shu!?
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    Thanks for the suggestion Michael, will look at...

    Thanks for the suggestion Michael, will look at that tonight. The axe shaft is down as 80g in my spreadsheet so I think some holes could help. The supports holding the axe head to the shaft are also...
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    Drilled the holes in the wedge. Unfortunately the...

    Drilled the holes in the wedge. Unfortunately the 3d printed mounts didn't work out. I printed them with 100% infill which was a mistake, as when I melted the brass inserts into the mounts the...
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    After an hour and a half and 3 dremel cut off...

    After an hour and a half and 3 dremel cut off wheels I have two wedges. The sheet of titanium I have was the right size to make two wedges out of if I cut it lengthwise. Luckily I laser cut a...
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    Small update on progress from this weekend. I 3d...

    Small update on progress from this weekend. I 3d printed a new weapon motor mount and combined ESC container and rear armour mount in some snazzy red PLA. I drilled out the top armour so now I can...
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    Not a bad idea, it's 3mm polycarb but with some...

    Not a bad idea, it's 3mm polycarb but with some scary looking saws around then I might see if I can double the thickness around there, or put a little but of 1mm titanium under the polycarb to...
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    Another quick update - finally put the axe...

    Another quick update - finally put the axe together. I swapped out the 300rpm brushed motor for a 500rpm brushed motor and was pleased with the torque, as it can self-right, but not so much with the...
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    Thanks Michael and Jamie, looks like the best...

    Thanks Michael and Jamie, looks like the best idea would be to double check with the event organiser.
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    Small update for today. Spent a few hours making...

    Small update for today. Spent a few hours making the axe, so now I have a weapon. It has an aluminium shaft, aluminium supports for the axe head, 2mm titanium axe head and a 3d printed spacer between...
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    Looking good, will see you at the championships!

    Looking good, will see you at the championships!
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    Lots of progress since the last update. I've been...

    Lots of progress since the last update. I've been accepted for the Euros with Attitude Adjuster, so that gives a good deadline to work towards.

    I cut some weapon bulkheads, using the tried and...
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    One other thing, I have a piece of 1.2mm Grade 5...

    One other thing, I have a piece of 1.2mm Grade 5 titanium for a wedge, how am I best to cut and drill this? I was thinking about using the abrasion cutting wheel of my Dremel, and using a 4mm cobalt...
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    Made quite a bit of progress since the last...

    Made quite a bit of progress since the last update, so I have a lot to post here (evidenced by the fact I maxed out the images that I can attach :D). Apologies that all the images are sideways :/.
    ...
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    I'll see - it could be that I just double up the...

    I'll see - it could be that I just double up the armour around the battery. My thinking was that there are a lot of scary drum spinners that would love to chomp through the top if it was upside down!
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    Thanks for the words of encouragement! Good idea,...

    Thanks for the words of encouragement! Good idea, when I have a rolling chassis up and running I'll check out having it vertically before making a final decision, my hesitation was that it would be...
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    Small update - I needed to shave a few mm off my...

    Small update - I needed to shave a few mm off my pieces of HDPE and remove the saw marks, so I used a hand plane, which worked pretty well. I now have some pieces of HDPE that are roughly the same...
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    It's been a while since my last update, life got...

    It's been a while since my last update, life got in the way which meant I didn't have much time for robot fun, beyond terrorising the cat with my test platform.

    I've been refining my design to...
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    Thanks man! Ask Aaron seems to think that axes...

    Thanks man! Ask Aaron seems to think that axes are ineffective in the insect weight classes, but we'll see how it goes :D
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    Attitude Adjuster (Beetleweight)

    Inspired by going to the filming of S1 and S3 of the Robot Wars reboot, my friend and I have decided to each build a beetleweight robot and are aiming to complete them in time for the Euro...
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