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View Full Version : Jonny69's inventing shed: mechanical crushing hand


Jonny69
05-12-2010, 11:21
I'm going to a fancy dress party next weekend with a James Bond theme. I couldn't be bothered to hire a tux and pretend to be 007 or wear lycra and paint myself gold, so I decided to go as this guy:

http://www.jonny69.co.uk/uploads/inventions/Tee-Hee_hand/teehee1.jpg

http://www.jonny69.co.uk/uploads/inventions/Tee-Hee_hand/teehee2.jpg

http://www.jonny69.co.uk/uploads/inventions/Tee-Hee_hand/teehee3.JPG

Tee Hee from Live and Let Die, hence the need for fake tan. What a perfect opportunity to make a mechanical crushing hand :D

I'm going to make it properly so it can actually crush stuff and hurt people. It might not be fully functional by next week, but it'll be close and good enough to give a nasty nip or maybe take off an ear.

I started off by drawing up some templates in paper and cutting them out:

http://www.jonny69.co.uk/uploads/inventions/Tee-Hee_hand/IMG_6501.JPG

I then drew round them onto some thick steel and started cutting. The radial cuts help get the jigsaw blade round:

http://www.jonny69.co.uk/uploads/inventions/Tee-Hee_hand/IMG_6503.JPG

Getting there with the cutting. Can you see where this is going yet?

http://www.jonny69.co.uk/uploads/inventions/Tee-Hee_hand/IMG_6505.JPG

To make sure the two outer parts are identical I tacked them together and finished the shape as a pair:

http://www.jonny69.co.uk/uploads/inventions/Tee-Hee_hand/IMG_6506.JPG

And this is as far as I've got to today:

http://www.jonny69.co.uk/uploads/inventions/Tee-Hee_hand/IMG_6507.JPG

http://www.jonny69.co.uk/uploads/inventions/Tee-Hee_hand/IMG_6508.JPG

The idea is to get it looking something like the end of this by the end of the week:

http://www.jonny69.co.uk/uploads/inventions/Tee-Hee_hand/TeeHee-Arm.jpg

Desmo
05-12-2010, 11:34
Jonny, you are actually insane and I want you as my dad :D

That is going to be awsome.

Knipples
05-12-2010, 13:04
If he's having you as his Dad, can you be my brother? :D

Kitten
05-12-2010, 13:08
yeah me too!

semi-pro waster
05-12-2010, 13:13
That is fantastically, brilliantly over the top for a fancy dress party. Good show sir.

Jonny69
05-12-2010, 21:12
Lol, thanks folks :D

Bit of progress because I've been working on this today...

For the sleeve I rolled a piece of sheet steel. An A4 size was ideal, which was convenient as it gave me a template to draw round. I don't have any special kit to do this, I just pulled it round a piece of pipe and welded it:

http://www.jonny69.co.uk/uploads/inventions/Tee-Hee_hand/IMG_6510.JPG

No excuses for my poor workmanship. I'm in a hurry to get this done so it doesn't have to be immaculate :p

Try it for size:

http://www.jonny69.co.uk/uploads/inventions/Tee-Hee_hand/IMG_6511.JPG

http://www.jonny69.co.uk/uploads/inventions/Tee-Hee_hand/IMG_6512.JPG

Yep, that fits!

It needs an end, again just sheet steel with a slot cut in it for the claw to fit through:

http://www.jonny69.co.uk/uploads/inventions/Tee-Hee_hand/IMG_6513.JPG

I've skipped a bit now, but I made the end a bit oversize so I can peen the edges over so they're curved. I just beat them roughly in with a hammer and I'll tidy it up when I weld it on. I made up a little mount out of some angle and conveniently found a small clock spring in my box of bits, so the claw springs back by itself:

http://www.jonny69.co.uk/uploads/inventions/Tee-Hee_hand/IMG_6515.JPG

Slightly less blurry view here and you can see how it all fits together, with that lever at the top operating the claw:

http://www.jonny69.co.uk/uploads/inventions/Tee-Hee_hand/IMG_6516.JPG

Rargh!

Jonny69
05-12-2010, 21:20
Once assembled and working properly I tacked the sleeve to that assembly. No going back now, because there's no access:

http://www.jonny69.co.uk/uploads/inventions/Tee-Hee_hand/IMG_6517.JPG

Then I fully welded it and ground it back. Lets check it works ok:

http://www.jonny69.co.uk/uploads/inventions/Tee-Hee_hand/IMG_6520.JPG

http://www.jonny69.co.uk/uploads/inventions/Tee-Hee_hand/IMG_6521.JPG

http://www.jonny69.co.uk/uploads/inventions/Tee-Hee_hand/IMG_6522.JPG

http://www.jonny69.co.uk/uploads/inventions/Tee-Hee_hand/IMG_6524.JPG

Yep, that'll do the trick! Now I can let it sit on the side for the week and rust up a bit for improved effect.

http://www.jonny69.co.uk/uploads/inventions/Tee-Hee_hand/IMG_6525.JPG

I can't help thinking it looks a bit like a Dodo's head when it's that way up. Might have to chop it up and alter the mechanism after the weekend :p

kaiowas
05-12-2010, 21:27
Now I can let it sit on the side for the week and rust up a bit for improved effect.

Let it sit? I think you should be spending the next week making videos of it being used to crush beer cans, chop veg and performing various other household tasks.

Knipples
05-12-2010, 21:29
When you get a spare minute Jonny, can you come fix my car heater :p

Jonny69
05-12-2010, 21:50
Let it sit? I think you should be spending the next week making videos of it being used to crush beer cans, chop veg and performing various other household tasks.
Lol, I need to find some way of videoing this in action. I haven't got a massive amount of leverage but it'll have no problem chopping vegetables up :D

IainB
05-12-2010, 21:50
I love you Jonny :evil:
Your on my list of people to finally say hello too sometime!!

Desmo
05-12-2010, 22:07
Masturbate with it..........VERY carefully ;D

Jonny69
05-12-2010, 22:18
Masturbate with it..........VERY carefully ;D
Don't need to be too careful. I deburred all the edges so it wouldn't shred my jacket sleeve when I put it on ;D

Flibster
05-12-2010, 23:11
TBH... You could have dressed in a dodgy suit and gone as Q if people know what you get up to normally. ;)

Darrin
06-12-2010, 02:01
TBH... You could have dressed in a dodgy suit and gone as Q if people know what you get up to normally. ;)

Exactly what I was thinking!!

Joe 90
06-12-2010, 08:52
thats fantastic!

I want a shed like yours!

oh and not forgetting the best bit of this thread.

I'm going to make it properly so it can actually ... hurt people

BBx
06-12-2010, 14:24
Genius!!! :D Even without it working its exactly the same shape!

Have fun... once again pics required!

BB x

Jonny69
06-12-2010, 18:17
I didn't post my shamefully rubbish 6 second video...

xErlqWF3gRo

Belmit
06-12-2010, 18:27
:D

Jonny69
12-12-2010, 13:52
Well I'm not sure how this ended up. I looked like a cross between a badly fake-tanned Bond henchman and Michael Jackson. My lot thought it was hilarious, especially as I was treating it like my own hand and covering my mouth with it when I coughed etc. The other lot at the party were quite comedy and thought I was actually black at first, until the fake tan started coming off, despite having a white arm. Some of them also thought it was my real fake hand :D

I managed to eat my mince pie and cake with it anyway.

http://www.jonny69.co.uk/uploads/inventions/Tee-Hee_hand/IMG_6560.JPG

http://www.jonny69.co.uk/uploads/inventions/Tee-Hee_hand/IMG_6561.JPG

Then some sinister photos on the way home...

http://www.jonny69.co.uk/uploads/inventions/Tee-Hee_hand/IMG_6568.JPG

http://www.jonny69.co.uk/uploads/inventions/Tee-Hee_hand/IMG_6569.JPG

Knipples
12-12-2010, 13:58
Its Freddie Krugers shadow! :shocked:

semi-pro waster
12-12-2010, 14:16
That's brilliant and even the fake tan suits the look. :)

Jonny69
12-12-2010, 14:20
Lol, I thought something out of Dick Tracy :D

Desmo
12-12-2010, 14:43
;D ACE!

mejinks
13-12-2010, 01:05
Genius!

Psymonkee
13-12-2010, 01:11
Quality!

*makes note to randomly visit one day, for the lolz!*

Fayshun
13-12-2010, 01:13
Awesome-sauce.

volospian
15-12-2010, 09:16
We should all consider ourselves to be in the presence of greatness! :)

Jonny69
15-12-2010, 14:28
Lol, I only made a poor replica of the real thing :D