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-   -   Great Dane excavating co. (https://www.rctruckandconstruction.com/showthread.php?t=9048)

doodlebug 03-04-2015 12:34 AM

Re: Great Dane excavating co.
 
Hey Cooper, can you limit travel via radio endpoint settings?
Cheers, Neil.

Cooper 03-04-2015 10:21 AM

Re: Great Dane excavating co.
 
Quote:

Originally Posted by doodlebug (Post 124077)
Hey Cooper, can you limit travel via radio endpoint settings?
Cheers, Neil.

Not really, if the travel on the actuators is changed any the landing legs will still move as far as they are allowed. They are the least resistance between landing legs (trailer lift) and gooseneck lifting. And that changes depending on load. With no load on trailer the trailer will lift first then the neck goes up. With load on the neck goes up first then trailer. That's one of the pitfalls I ran into on this build. It looks simple but getting the right locations for pivot points was a challenge. I am working on cutting some 1/2" angle iron for stops. It may be the perfect solution as I have a large area to weld to the ibeams and the 1/2" side can rest against aluminum landing leg flat. More surface area to contact resulting is stronger support and they are only 1.75" so not adding much weight.

Just got done plowing / shoveling ice and snow since 5 this morning. I think I may go groundhog hunting this summer, completely wipe out groundhog Phil and his family!! Three more weeks of winter!! I'll show him three more hollow points of summer!!! I just hope all this snow and ice doesn't melt too fast as I may not get to the river lot till summer!! Some more coffee and hopefully some time to mill those stops for the trailer.

steamer 03-04-2015 11:21 AM

Re: Great Dane excavating co.
 
RW, just one more thing to think about. Right now you're lifting on a hard surface and it's looking real good. But it's going to change on soft ground! the bottom of those legs will go straight in unless you have some surface area to support that much weight. Just thought I'd throw that in before you make the stops. I'm sure you'll need more area to sit on.
Rob

Cooper 03-04-2015 04:41 PM

Re: Great Dane excavating co.
 
Yeah, another thing,, lol!! I haven't milled much on the landing legs yet, or made any type of shoe. Making sure the basics work first. But I do plan on having some sort of shoe. Originally those aluminum legs were configured opposite how they are now. May make new ones as the hole locations are what was needed. Didn't want to get too much into them if they were just learning parts :)

Cooper 03-04-2015 10:33 PM

Re: Great Dane excavating co.
 
This is some of the basic part of what I'm thinking for shoes. I'm trying to have them front heavy so they lay flat when in transport, resting against landing leg. Probably have a set screw in landing leg to keep pin in place. No good clearance for e-clips, and may have to change to set screws on outer pivot arms to increase clearance for shoes. Everything is tight as in no wobble but loose enough for ease of movement.
http://i1357.photobucket.com/albums/...psstwnuune.jpg
http://i1357.photobucket.com/albums/...pslqjj1y4j.jpg

Cooper 03-05-2015 08:04 PM

Re: Great Dane excavating co.
 
I was getting frustrated with messing with landing legs so I temporarily gave up on them to start work on wheel well supports.
http://i1357.photobucket.com/albums/...pslxodviwf.jpg
http://i1357.photobucket.com/albums/...pserzywkpd.jpg

They are just set in place for an idea. I think I am going to leave the back end open, possibly some mesh on bottom of frame for storage/wood blocks. Like on some of the 1:1

This is our new safety inspector, he has been doggin me a lot lately, can't find a compromise with keeping shop clean and safe whenever he drops in unannounced.
http://i1357.photobucket.com/albums/...pseyjwh2pa.jpg


And after he got done barking safety compliance issues I shrugged them off and went back to work,,,,,,,,,,,,,,,,,,,
http://i1357.photobucket.com/albums/...psczjjitqz.jpg


Now he really has a bone to pick with me about shop safety. Lol!!!! I harpooned my finger with some sheet metal, pic makes it look bad but it was just a flesh wound and a little tissue, electrical tape, and a good dose of that s$&@ that stings all is well!! :).

steamer 03-05-2015 10:04 PM

Re: Great Dane excavating co.
 
RW, you're a hazard to your own health LOL. It's amazing how sharp that stuff is! 25 years in a sheet metal shop, so ask me how I know!! Great start on the feet as they'll be self leveling.
Rob

Cooper 03-05-2015 10:05 PM

Re: Great Dane excavating co.
 
http://i1357.photobucket.com/albums/...psqqg9ejrb.jpg

And an idea of the rear, have to make some flaps too. I wasn't planning on lights but these look good I think.

Cooper 03-05-2015 10:10 PM

Re: Great Dane excavating co.
 
Quote:

Originally Posted by steamer (Post 124167)
RW, you're a hazard to your own health LOL. It's amazing how sharp that stuff is! 25 years in a sheet metal shop, so ask me how I know!! Great start on the feet as they'll be self leveling.
Rob

Yes, I'm usually very careful, self employed, self insured, self medicating (lol!!). I don't really like working with steel prefer alum!! The legs just got me frustrated as I need to make new legs to fit everything the way I want and just took a deep breath and decided to move to something else before the big toolbox had to be opened, the one with hammer and vice grips!!

Thanks

bigford 03-05-2015 10:33 PM

Re: Great Dane excavating co.
 
hey coop you make any headway with the FrSky Taranis? I just bought one today
for the china kat

Cooper 03-05-2015 11:20 PM

Re: Great Dane excavating co.
 
I did set up my excavator with an 8channel rx. I still have to do some more with travel, limits ect. And the trailer is using that system. In short I haven't really got into it yet. I did change both sticks to centering. Easy to do. So far I think it is a great system, can't beat the functions along with price. I'll try and dig up the info I have on it. I did download the computer program but I haven't set up any models from the computer wizard. But I do have to get on that soon, as I want to have stuff set up and be able to remember what does what before cabin fever.

Cooper 03-05-2015 11:21 PM

Re: Great Dane excavating co.
 
www.rcgroups.com/forums/showthread.php?t=1866206

A great thread here.

Cooper 03-05-2015 11:27 PM

Re: Great Dane excavating co.
 
And the manual.

http://frsky-rc.com/download/view.ph...=Manual-TFR8SB

Cooper 03-05-2015 11:28 PM

Re: Great Dane excavating co.
 
Quote:

Originally Posted by Cooper (Post 124174)

Oops wrong manual but frsky site, manual is like 50 pages!! Covers everything.

Cooper 03-06-2015 03:43 PM

Re: Great Dane excavating co.
 
Now the craziness starts!!! The trailer is 7" wide (same as edges of tires on truck ) with the side extensions adding almost one inch to each side for a total extended width about 8 3/4- 8 7/8" wide almost 9". The excavator will have a good 75% of each track on trailer. I'm estimating 11 of these on each side. To facilitate not having a workforce of elves I decided to make this jig. I will be able to "pinch" the tubes the shafts run through so when not in use they will lay flat against inner frame rail. Originally I was going to make removable ones and add a compartment in frame to house them but these will pull from the imperfections in my welding my eyes are trained on. I thought about cutting holes in them but some of the 1:1 supports are solid so I'm keeping them solid. And only have to drill one hole in top of ibeams for shaft to slide through. Then the decking will hide holes.

http://i1357.photobucket.com/albums/...psqdryoq2i.jpg
http://i1357.photobucket.com/albums/...ps3vfqszeq.jpg
http://i1357.photobucket.com/albums/...psi5juauyd.jpg

Supermario 03-06-2015 04:35 PM

Re: Great Dane excavating co.
 
Nice work RW! Especially having a butchered finger and all. :eek:
They look great but looks like a lot of work. I figured you might do 3D printed parts for this instead? ..... Then again, it's all metal up to this point, why stop now eh? :p:D

Cooper 03-06-2015 05:08 PM

Re: Great Dane excavating co.
 
Mario, I have been really struggling with the ability to print parts for this, every day I walk by the printer and sigh. Yes it's been all metal and trying to keep up that way. I just wasn't sure if the printer parts would be strong enough, as keeping thin on things and the plastic would have to be thicker to get he strength. The plate steel appearances of parts. Like on the outriggers I have under 1/4" to tuck them in frame with hindge. Hey the wheels are printed!!! Lol!!! Idea for mud flaps and hangers,,,,, I'm pretty sure I was looking a bone inside my finger the other day, re dressed the bandage and the super glue held the skin back together:). Been keeping an eye on it and looks fine. Why is it always the pointer finger? That's the one that touches everything!! And I'm reminded as it is still a bit "touchy". Lol!!! Almost 5, the safety inspector is expected and I'm sure he is going to hound me some more. ;). Lol!!!

TRUCKMAKER 03-06-2015 05:17 PM

Re: Great Dane excavating co.
 
You got them all done yet?:lol::lol::D They're looking good!

doodlebug 03-06-2015 06:12 PM

Re: Great Dane excavating co.
 
Glad it wasn't the dog drawing, First Blood!

Cooper 03-06-2015 07:40 PM

Re: Great Dane excavating co.
 
Quote:

Originally Posted by TRUCKMAKER (Post 124197)
You got them all done yet?:lol::lol::D They're looking good!

Haaaa!!! Still cutting pieces!!! Want to go beat my dog!!! But not as bad as making dozer tracks!!!!!! Lol!!


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