doug72

[TC12] The Boydell Stomper - Mark IV

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On 22/09/2017 at 9:37 AM, mocbuild101 said:

Where was that? I didn't see it in any of the photos...

Take a close look at the video taster - he's there.

Now added a 2nd PF rx. and split control for steering & driving, now much easier to control.

Have stacked the two controllers with unused channels blocked.

Note:
Steering wheel controls speed, Red lever controls the steering.

36531231064_606bccd5f6_z.jpg

Edited by Doug72

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Wacky functions demonstration:

A short video of the wacky functions - note its jacked up to allow wheels to rotate.

ps. It’s only running at half speed.

(click image to see video)

37297965372_143981909d_z.jpg

Hope to post entry this week after I make a better video for the Entry topic.

Edited by Doug72

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Yes, yes...YES!! This is what I'm talkin about!

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18 minutes ago, Jim said:

Yes, yes...YES!! This is what I'm talkin about!

Thanks, I had another idea for a wacky conveyor function to drop Lego balls onto the ground but ran out of space to fit it, and drive it from L motor.

Edited by Doug72

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Just now, ThatOneBuilder said:

Add a death ray on top of it :laugh:

 

Already got one - the radar dish is also an immobilising ray gun for jamming PF signals.

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5 hours ago, Doug72 said:

A short video of the wacky functions

Wow, what a crazy vehicle! You've certainly gone for maximum wackiness, rather than worrying about looks. (which is kind of what I'm doing...)

I think this will do quite well in the competition...

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17 hours ago, Doug72 said:

Already got one - the radar dish is also an immobilising ray gun for jamming PF signals.

Wow... the last thing it needs is The Joker with a gun!

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Radar dish & PF jamming dish are now seperate and the Driver now has a personel protection device.
To be revealled when I post on the entry topic.

Edited by Doug72

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Thanks for all the comments about this build, its been a crazy build.
Now entered
PS I'm not very good at making video's and controlling the vehicle at the same time, hence the "bump"

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Just now, Doug72 said:

Thanks for all the comments about this build, its been a crazy build.
Now entered
PS I'm not very good at making video's and controlling the vehicle at the same time, hence the "bump"

I have been watching this project from start, and am very much liking the finished product.

I just finished the prototype for mine, yesterday morning, yours was made way before mine. Not that I wasn't working on other types.

Edited by Aventador2004

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I.m still tinkering !

When I first started to build the Boydell wheels I had intended to use LEGO Triangle Beam Type 1 (2905) for the each “foot” but in trials decided there would not be enough power to turn them.

 Instead I use LEGO Beam 3 x 3 T-shaped (60484) to build each foot.

Now re-tried the Triangle beams again with new batteries and the Boydell Stomper judders along quite well, giving the driver an even more shaky ride.

Which do you think looks / works best ?

See image and short video.

1/.    Small feet  or 2/. Large feet

Your comments please.

I still have time to modify my entry topic and make new video.

Thanks


37114023130_81faec4cf1_z.jpgIMG_4944 by Doug Ridgway, on Flickr


Video: click image
36661650524_f980001af5_z.jpgMVI_4943 by Doug Ridgway, on Flickr

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If the triangles work as good as the T-shaped beams, I say good for it. IMO they look better and closer to the original machine. When they are touching the ground, each foot is closer to the next one, until the T-shaped beams. 

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8 hours ago, aminnich said:

If the triangles work as good as the T-shaped beams, I say good for it. IMO they look better and closer to the original machine. When they are touching the ground, each foot is closer to the next one, until the T-shaped beams. 

Thanks, thats what I thought.
At the time I didn't have enough parts to get a uniform colour scheme !

Since reorganising my Lego work space found enough to be able use alternate black and light grey for 12 feet per wheel.

Wheels with small feet require 32.

Will use the large feet and amend my entry post.

Edited by Doug72

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On 28/09/2017 at 2:05 PM, aminnich said:

If the triangles work as good as the T-shaped beams, I say good for it. IMO they look better and closer to the original machine. When they are touching the ground, each foot is closer to the next one, until the T-shaped beams. 

New big feet now installed in alternate Black and Yellow.
Now tested on a tiled floor and works OK forward but when travelling in reverse tends to slide on smooth tils when steering. 
Should be OKwhen running on a carpet.
Makes quite a racket when at full speed and wheel feet are in a blur.

Can you spot the drivers personal protection device.

Click image to view

37387306531_527203c4f7_z.jpg

Edited by Doug72
Video added

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Update:-
I am improving the Boydell Wheels to replicate the original better and to fix an issue with wheel axles.

The Boydell wheels tended to slip on the axles as only restrained by the wheel hub and a half bush on the yellow 11L axle at the outer end.
Now fitted black 12L axles which allows for much better end restraint at the outer ends.

Awaiting more 1/4 circle gear quadrants in order to build new improved wheels which have two rims each side with feet attached in between with improved foot as per original.


36578154170_70d8920091.jpg

Feet around each wheel will be alternate:-
Black-Yellow-Black  and Yellow-Black - Yellow giving an alternating wasp stripe effect and will become another wacky function as the wheels rotate to dazzle and blind opponents.

36780852113_b24569e5fc.jpg

When new parts arrive I will post images and update entry topic.

Edited by Doug72

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I think the driving/walking sound is amazing. By pictures, the new "feet" looks much better for me, and have more ground contact.

I haven't checked the entry topic so far, but I'm very excited by seeing them all, and them image the race ...

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Just now, MegaRoi said:

I think the driving/walking sound is amazing. By pictures, the new "feet" looks much better for me, and have more ground contact.

Thanks, Yes it does makes quite a load noise on a tiled floor !!
Feet now more like the original. Found enough feet parts after a major reorganising of my Lego spares boxes.
Should get the extra gear curved racks in next day or so.

Now modified one wheel with new feet but with only one rim and its very hynotic looking at it when the wheel is at full speed.

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Just now, Doug72 said:

Now modified one wheel with new feet but with only one rim and its very hynotic looking at it when the wheel is at full speed.

:grin: maybe it's because of you glasses ...

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4 hours ago, MegaRoi said:

:grin: maybe it's because of you glasses ...

Had my eyes fixed last year.

Meanwhile - One wheel re-built from the existing two original wheels to determine the best spoke positions on gear ring to avoid awkward connections for the feet.

Tested running with only one wheel spinning in air and the effect is Wow !

New parts to build other wheel arrive in next 2 days. 


36747998624_ac708a36f7_z.jpg

 

36747998894_fdf5c83749_z.jpg

Edited by Doug72

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Mark 3 wheel increased the overall width of my machine and various connections a bit untidy so rejected.

Mark 4 wheel now built:
Took a while to get a satisfactory positioning of the six spokes and at same time keep pivot points for each foot equally spaced.
Finally achieved it with spokes connecting in between to the two rims & keeping them spaced correctly apart, much tidier and stronger.
Note, wheel destructor cone not shown but is attached to the two blue pins in wheel centre.
Now happy with the wheels at last.

23620611268_13d0abeb0e_z.jpg

This might work for a horizontal spinner with arms instead of feet.

 

Edited by Doug72

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