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-   -   14s Brushless Savage (https://www.rc-monster.com/forum/showthread.php?t=26826)

nuz69 05.06.2010 03:33 PM

Total weight RTR ? :yipi::yipi:

mckrill 05.06.2010 03:34 PM

Apx 15 pounds = 7.3kgs including all bolts, cales, clips, body etc. I did put it on the scale before the test-run..

mckrill 05.06.2010 03:35 PM

cales = cables if not in a hurry when writing..

nuz69 05.06.2010 03:42 PM

Don't forget to equilibrate your wheels, it's very important for the speed you want to reach. I suppose that the tires are tapped ?

mckrill 05.06.2010 03:45 PM

Hi Nuz

I don't really understand what you mean.. Perhaps it is my English - could you elaborate a little?

nitrostarter 05.06.2010 03:50 PM

Balance the wheels and tires for less vibrations and smooth running.

Taping the tires is a form of belting, like a steel belted radial car tires. It helps resist ballooning at high speed.

nuz69 05.06.2010 03:51 PM

Yes sorry, equilibrate = balance dor me ^^

mckrill 05.06.2010 04:05 PM

Ok, thanks. I was not aware of belting before. It sound like a very good idea. Thanks again.

mckrill 05.06.2010 04:23 PM

So, servo in place in a simple & stable way.

http://rsb.se/gallery/files/1/5/3/dsc04162.jpg

In this compartment I plan to fit the receiver Lipo as well.

mckrill 05.06.2010 04:25 PM

This is were it should be placed, but it cannot be in contact with the side shassie as there will be the nuts for the lipo tray sticking out.

http://rsb.se/gallery/files/1/5/3/dsc04169.jpg

mckrill 05.06.2010 04:29 PM

A thin aluminum U-profile will be the primary holder for the Lipo.

http://rsb.se/gallery/files/1/5/3/dsc04180.jpg

mckrill 05.06.2010 04:30 PM

Secured with 4 very shallow screws

http://rsb.se/gallery/files/1/5/3/dsc04170.jpg

mckrill 05.06.2010 04:31 PM

Slide the lipo in place (shown w/o the side plate in place)

http://rsb.se/gallery/files/1/5/3/dsc04179.jpg

mckrill 05.06.2010 04:32 PM

I manufactured a small holder (in Delrin) to be used for securing the lipo

http://rsb.se/gallery/files/1/5/3/dsc04187.jpg

mckrill 05.06.2010 04:34 PM

And here is how to use it - I think you get the point.

http://rsb.se/gallery/files/1/5/3/dsc04177.jpg

The holder is then secured in the side plate with a screw.

mckrill 05.06.2010 04:35 PM

Tomorrow I will transfer the images for the holders for the ESC, final assembly etc.

nuz69 05.06.2010 04:44 PM

Yes please.... My mailbox just exploded :D :D :D :D

suicideneil 05.06.2010 05:50 PM

Damn thats a work of art & engineering, we all really appreciate you doing the translation & tranfering images over. Just needs a pair of wings really.... :mdr:

Nard Cox 05.07.2010 05:08 AM

Man you have quite some pace in your build. Was gone for one day and had to read through 5 pages (not that I mind) :intello:.

Anyway it looks awesome. Everything is extremely beefy and well thought of. Can't wait to see that thing running and putting all that power to the ground!

EDIT: Hmmm

[youtube]dq353EAkV2Y[/youtube]

mckrill 05.07.2010 07:23 AM

Yeah, it moves - a lot..
I will have transfered all images etc by this weekend, but please feel free to visit the Swedish forum mentioned in my first posts.

alport 05.07.2010 01:11 PM

I saw the videos on Swedish forum. Did you use full throttle on these videos any moment?

mckrill 05.07.2010 01:33 PM

We were two drivers, I used full throttle a few times, but the truck flips so I need more space for it to stretch out fully. I hope to shoot such video some time soon, but now it is raining:cry:

mckrill 05.07.2010 01:34 PM

Next I had to make a holder for the ESC, I used the left overs from the upper chassis plate.

http://rsb.se/gallery/files/1/5/3/detaljerad_sidovy.jpg

mckrill 05.07.2010 01:35 PM

http://rsb.se/gallery/files/1/5/3/de..._h_llarpar.jpg

mckrill 05.07.2010 01:36 PM

http://rsb.se/gallery/files/1/5/3/framvy.jpg

mckrill 05.07.2010 01:39 PM

Side view with the ESC, It looks kind of fragile, but it is very stable and will "never" break..

http://rsb.se/gallery/files/1/5/3/sida.jpg

mckrill 05.07.2010 01:42 PM

Finding Mod1 pinions with 8mm bore was not easy. The first I found was at a brittish robot building page - the quality sucked big time!! Then I found these on a Belgian web-shop:

http://rsb.se/gallery/files/1/5/3/dsc04201.jpg

Super quality!!!

mckrill 05.07.2010 01:43 PM

http://rsb.se/gallery/files/1/5/3/dsc04202.jpg

mckrill 05.07.2010 01:44 PM

12, 14 & 15t

mckrill 05.07.2010 01:46 PM

Last manufacturing step, make a holder for the extra 2s lipo, once again I made it from Delrin.

http://rsb.se/gallery/files/1/5/3/img_0040.jpg

mckrill 05.07.2010 01:47 PM

It is secured with 4 small screws through the chassis sides

http://rsb.se/gallery/files/1/5/3/img_0039.jpg

mckrill 05.07.2010 01:49 PM

Overview of the complete chassies, 6kgs without body, wheels etc

http://rsb.se/gallery/files/1/5/3/img_0043.jpg

mckrill 05.07.2010 01:50 PM

Not so bad considering what is in it..

mckrill 05.07.2010 01:50 PM

You like it??

http://rsb.se/gallery/files/1/5/3/img_0034.jpg

mckrill 05.07.2010 01:58 PM

Just started to make the holes for the straps in the lipo trays.

It is extremely difficult to work with the kevlar - I guess that's why it is used as armor. The carbon fiber is very easy to work with, cutting, machining, grinding and drilling, no problems - kevlar is something else...

http://rsb.se/gallery/files/1/5/3/img_0046.jpg

mckrill 05.07.2010 01:59 PM

http://rsb.se/gallery/files/1/5/3/img_0049.jpg

With straps and Lipo:

http://rsb.se/gallery/files/1/5/3/img_0050.jpg

mckrill 05.07.2010 02:03 PM

I also made a decent fastening for the shocks, M4 bolts/screws - but I do not think it will hold up for long..

http://rsb.se/gallery/files/1/5/3/img_0072.jpg

suicideneil 05.07.2010 04:43 PM

Quote:

You like it??

We love it! :lol:

Regards the upper shock mounts, there are a few kits you can buy to reinforce that area, but its basically just an extra 'plate' that bridges together the upper mounting points for each shock, to relieve some stress on the screws/bolts. You could make a couple using either ~3-5mm thick aluminium, or a scrap piece of chassis material would be awesome.

JERRY2KONE 05.07.2010 05:10 PM

Upgrade
 
I would hope that you could find something a little stronger to upgrade it with, like maybe aluminum shock towers. Either that or fab your own somehow. Those plastic towers will surely break in any kind of high speed crash. Everything you have fabricated up to now is absolutely awesome. Nice work. I am sure that you are capable enough to come up with a set of personal shock towers of your own after watching the rest of your efforts.

Kcaz25 05.07.2010 06:50 PM

I stand amazed! I haven't missed a post.


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