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-   -   Volvo G990 Grader (https://www.rctruckandconstruction.com/showthread.php?t=3587)

AbelVincze 03-31-2016 10:14 AM

Re: Volvo G990 Grader
 
Very nice tires:) Is there any information online, how they were produced?

Stefan 04-01-2016 04:42 AM

Re: Volvo G990 Grader
 
At least there used to be such information. However, it was written in German and, the last time I saw it, the picture links were dead. I'll try to find the article again.

Stefan

Stefan 06-12-2016 12:50 PM

Re: Volvo G990 Grader
 
Sorry, I´ve only been able to locate this German posting on the tire making (see post #8). And you have to be registred :(

AbelVincze 06-12-2016 03:17 PM

Re: Volvo G990 Grader
 
Thank you Stefan, i will check it!
Edit: for some reason, the link is not working for me.

Stefan 06-12-2016 03:57 PM

Re: Volvo G990 Grader
 
Here (the colon was missing, I cannot edit. Maybe the Admin can correct it and delete this post?, thanks).

Stefan

AbelVincze 06-12-2016 05:27 PM

Re: Volvo G990 Grader
 
Thanks, it works (just have to wait an admin for registration approval...)

Stefan 06-13-2016 02:13 PM

Re: Volvo G990 Grader
 
Here is the continuation of post 218.

Setup for drilling and inside turning of the eyes:
https://drive.google.com/uc?id=0B_yT...HhxRG5SUGZleDQ

https://drive.google.com/uc?id=0B_yT...HZEVTVucW9ub3c

Setup for making parallel the side faces:
https://drive.google.com/uc?id=0B_yT...S1GRFVBN0UycTA

https://drive.google.com/uc?id=0B_yT...WVOZzB3TllSSkU

Tapping M1.6:
https://drive.google.com/uc?id=0B_yT...kU0NE0xYWlxbmc

Making the "covers":
https://drive.google.com/uc?id=0B_yT...1p2NmtkZ25jNTA

Inserting igus iglidur bearings (flush cut after bottoming out):
https://drive.google.com/uc?id=0B_yT...zZwMG5sWmZQTmc

Assembly:
https://drive.google.com/uc?id=0B_yT...S1odUU3MXVGbVE

https://drive.google.com/uc?id=0B_yT...zNhRWhUdjdrTDQ

https://drive.google.com/uc?id=0B_yT...HdJcldrNVZJS2M

https://drive.google.com/uc?id=0B_yT...0R3R3ZGQ2JlUW8

It remains to shorten the necessary screws.

Thanks for looking,
Stefan

egronvold 06-13-2016 02:46 PM

Re: Volvo G990 Grader
 
Sure you're not building a 1:1 grader? I'm not sure what I appreciate the most; your patience or handcrafting skills :)

jack van 06-13-2016 09:51 PM

Re: Volvo G990 Grader
 
it is very very nice work good on you a master at work:D

D8R 06-15-2016 02:59 PM

Re: Volvo G990 Grader
 
Stefan, you'r setting the bar very high now. Those details will make this grader stand out. As mentioned above, is this 1:1??
/Dan

Stefan 07-24-2016 04:57 AM

Re: Volvo G990 Grader
 
Thank you Emil, Jack and Dan! Yeah, trying to keep it scale. 3D printing takes you a long way, but you still see the layers. Suppose some careful grinding could take care of that.

Now, machining of the lift cylinder arms has been almost completed. Just need to fill out some shrink holes (and grind out the layered structure :p).

Drilled and reamed to 14 mm.
https://drive.google.com/uc?id=0B_yT...FBXQ2VlYmt2dms

https://drive.google.com/uc?id=0B_yT...XpHY0dvWElQV0E

https://drive.google.com/uc?id=0B_yT...3Q1MXBLNXhjU0E

Bushing with a 12° conical hole for an indexing lock pin.
https://drive.google.com/uc?id=0B_yT...TJGdHZ0ZEV0ZEE

https://drive.google.com/uc?id=0B_yT...TlkbTAxREFjdVE

https://drive.google.com/uc?id=0B_yT...HVQeWNQTUJ3cXc

The indexing lock pin mechanism (still to be made) will be attached on the rear side of the plate with the "key hole".
https://drive.google.com/uc?id=0B_yT...nVqalZVV0hQYU0

https://drive.google.com/uc?id=0B_yT...kY3ME9WMURJTjg

https://drive.google.com/uc?id=0B_yT...nhYRHpxN0UydDA

Cheers!
Stefan

RCP57 07-24-2016 09:50 AM

Re: Volvo G990 Grader
 
Amazing!

Northern Farmer 07-24-2016 01:51 PM

Re: Volvo G990 Grader
 
Some serious fabricating skills you have my friend!

D8R 07-26-2016 03:28 PM

Re: Volvo G990 Grader
 
Piece of art!

jack van 07-26-2016 09:34 PM

Re: Volvo G990 Grader
 
so i hope you have been makeing atleast 10 of each part because i am sure 9 other people besides myself would realy like to be your new best friends lol;):lol:

Themonty73 07-27-2016 12:52 AM

Re: Volvo G990 Grader
 
Wow, this is amazing work, keep it up it looks fabulous, mail I but one of those friends that gets a completed version grader PLEASE

:jaw::jaw::bounce::bounce:

Cooper 07-27-2016 08:32 AM

Re: Volvo G990 Grader
 
I have always wanted to make a model as close to scale as possible. I'm more oriented towards the mechanical workings and trying to relate that to our scale versions. I know you have a tremendous amount of hidden work, set up, jigs, precision measurements, ect,,,,, but this is really paying off!! Very nice!! An inspiration for me when I think it can't be scaled down.

Looks really really good Stefan !!

Klebefix 07-29-2016 08:52 AM

Re: Volvo G990 Grader
 
Nice work

tc1cat 07-29-2016 10:51 AM

Re: Volvo G990 Grader
 
Outstanding work!!! What are the extra 2 holes in the covers that you just made for? Could they be for jack bolts to remove the covers with? Just a guess!!!

Stefan 07-31-2016 05:17 PM

Re: Volvo G990 Grader
 
Thanks very much guys. Yes, Lynn, you are right. Those covers sits quite tightly. The specification says "blade down force capability 11 058 kg (24,457 lb). Don´t think the screws alone would cope with that for a long time (guess the real screws are 1/2 inch dia.). I use M1.6 (about 1/16 ") in the model.

Stefan


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