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Forum: Construction Equipment 01-24-2016, 11:52 AM
Replies: 37
Views: 20,743
Posted By RC_Dozer
Re: D7E RC 1:7,5

Stefan, The overall scale is 1:8, however some parts are slightly bigger. In the beginning when I was only building undercarriage parts, the overall scale was 1:7. If you count the links in the link...
Forum: Construction Equipment 01-06-2016, 02:29 AM
Replies: 37
Views: 20,743
Posted By RC_Dozer
Re: D7E RC 1:7,5

Thanks for all the comments guys!

Making the small pasts is a challenge, but I am fortuned to have a CNC mill. The components are drawn in 3D first, after which I can create the CNC program...
Forum: Construction Equipment 01-02-2016, 02:53 PM
Replies: 37
Views: 20,743
Posted By RC_Dozer
Re: D7E RC 1:7,5

I managed to get the D7E running.
The project will be silent for a year, I'll be building a house first.

At least the power train is done.
Still enough to finish, but I'm glad it is moving.
...
Forum: Construction Equipment 12-05-2015, 02:26 AM
Replies: 37
Views: 20,743
Posted By RC_Dozer
Re: D7E RC 1:7,5

Thanks for your feedback Cooper, I hope the motors will do as good as yours. They actually come from a Cat 740 ATD. Regulating the speed is still a challenge, and hopefully the power consumption is...
Forum: Construction Equipment 12-02-2015, 12:50 PM
Replies: 281
Views: 185,276
Posted By RC_Dozer
Re: PC1800 Front Shovel (1/12)

Hello Dadsgarage,

In a normal machine, the tank volume is about the same size as the system volume. I would do the same on a model. Maybe a little more to be sure and to have better cooling....
Forum: Construction Equipment 12-02-2015, 12:38 PM
Replies: 37
Views: 20,743
Posted By RC_Dozer
Re: D7E RC 1:7,5

Thanks for the complements, still al long way to go.
Hereby the status as it is now.

http://i803.photobucket.com/albums/yy316/RC_Dozer/IMG_0791_zpssfpsop0k.jpg...
Forum: Construction Equipment 11-29-2015, 01:24 AM
Replies: 37
Views: 20,743
Posted By RC_Dozer
Re: D7E RC 1:7,5

Thanks rc farmer,

I hope to have the tractor part driving soon.

http://i803.photobucket.com/albums/yy316/RC_Dozer/IMG_07841_zpstmt6ifwf.jpg

The other roller frame is close to be finished.
...
Forum: Construction Equipment 11-25-2015, 02:24 AM
Replies: 37
Views: 20,743
Posted By RC_Dozer
Re: D7E RC 1:7,5

It has been silent for a while on the thread. The where some issues with my mill, which are sorted out now.
In the mean while I have been working om the electronics and the drawings. I recently...
Forum: Construction Equipment 02-02-2014, 11:43 AM
Replies: 37
Views: 20,743
Posted By RC_Dozer
Re: D7E RC 1:7,5

The last few weeks, I've been machining one of the frame plates.
That was a lot of work due to all the different shapes and heights.
...
Forum: Construction Equipment 12-22-2013, 02:59 PM
Replies: 37
Views: 20,743
Posted By RC_Dozer
Re: D7E RC 1:7,5

Today I've been machining the gearboxes that will hold the gears.

http://i803.photobucket.com/albums/yy316/RC_Dozer/machinetotal1_zpsfe7b2aef.jpg
...
Forum: Construction Equipment 12-17-2013, 12:55 AM
Replies: 37
Views: 20,743
Posted By RC_Dozer
D7E RC 1:7,5

I've been working on the drive.
The gears that I'll use are bought.
At the moment I'm machining the final drive parts that hold the gears and the bearings.
Hereby some scerrenprint from how it...
Forum: Construction Equipment 12-14-2013, 08:22 AM
Replies: 437
Views: 196,730
Posted By RC_Dozer
Re: First build ,cat D11

Cooper, awsome build! I really the way you designed those tracks.
I'll keep following you build closely.
Forum: Construction Equipment 12-12-2013, 04:25 PM
Replies: 37
Views: 20,743
Posted By RC_Dozer
Re: D7E RC 1:7,5

Thanks for the nice comments.
The links started as waterjet cuts, and are machined to the current shape.
It was a **** of a job, but the result is what I hoped for.
Forum: Construction Equipment 12-12-2013, 11:46 AM
Replies: 37
Views: 20,743
Posted By RC_Dozer
Re: D7E RC 1:7,5

The pads are welded on the other side, and machined flat again before bending.
Forum: Construction Equipment 12-12-2013, 11:45 AM
Replies: 37
Views: 20,743
Posted By RC_Dozer
Re: D7E RC 1:7,5

Hello modelman, it will not be a shelf queen, the goal is to push dirt. Hopefully the bearings will last, and if not, I can always replace them with bushings.
Forum: Construction Equipment 12-11-2013, 04:10 PM
Replies: 37
Views: 20,743
Posted By RC_Dozer
Re: D7E RC 1:7,5

Neil, did you work with the modern version? The electrical driven one.
Regards, Bob.
Forum: Construction Equipment 12-11-2013, 04:09 PM
Replies: 37
Views: 20,743
Posted By RC_Dozer
Re: D7E RC 1:7,5

Thanks for the replies.

I've machined the track links:

http://i803.photobucket.com/albums/yy316/RC_Dozer/IMG_0365_zpsef02d7c5.jpg

They will be assembled to be the track at the end;
...
Forum: Construction Equipment 12-10-2013, 02:36 PM
Replies: 37
Views: 20,743
Posted By RC_Dozer
D7E RC 1:7,5

Hello guy’s,
This is my very first tread ever started on a forum. I’ve been reading almost every RC earth moving build tread that I could find.
I always loved the D7E, by design and because...
Showing results 1 to 18 of 18

 
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