Search: Posts Made By: quorneng
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03-03-2020, 10:14 AM
Replies: 11
Views: 4,995
Posted By quorneng

My AN2 was really built to test the principles of...

My AN2 was really built to test the principles of combining 3D printing and thin Depron sheet into a scale structure that flies well rather than for looks.
Along the way I wanted to test if a full...
03-02-2020, 07:27 PM
Replies: 11
Views: 4,995
Posted By quorneng

Hi Its wing span is 50" (1270 mm). And being...

Hi
Its wing span is 50" (1270 mm).
And being a biplane it takes up rather a lot of room.
A rather poor video of its second ever flight.
https://www.youtube.com/watch?v=A_koMXdAwPg&t=30s
03-01-2020, 12:23 PM
Replies: 11
Views: 4,995
Posted By quorneng

10 lb Nylon mono filament line is used for the...

10 lb Nylon mono filament line is used for the bracing wires.
This is normally considered 'stretchy' but as each line is capable of lifting 5 times the all up weight of the AN2 the degree of stretch...
02-24-2020, 09:24 PM
Replies: 11
Views: 4,995
Posted By quorneng

As the wings are a constant chord I decided to...

As the wings are a constant chord I decided to use 3D printed ribs.
187878
Although the wing section is the same the ribs are cut off at different lengths to account for the flaps and ailerons...
02-17-2020, 11:35 PM
Replies: 11
Views: 4,995
Posted By quorneng

The next stage is the fin and tail plane. ...

The next stage is the fin and tail plane.
Simple symmetrical camber structures using 2 mm Depron skins.
187871
The tail plane brace is Depron but it has balsa leading and trailing edges for...
02-08-2020, 12:22 AM
Replies: 11
Views: 4,995
Posted By quorneng

The AN 2 undercarriage is supported by a stub...

The AN 2 undercarriage is supported by a stub centre section of the lower wing which is braced by a strut to a specific fuselage former. It was obvious to simply include this in the former printing....
02-01-2020, 11:39 AM
Replies: 11
Views: 4,995
Posted By quorneng

Don Thanks. The 9 cylinder is virtually a kit...

Don
Thanks. The 9 cylinder is virtually a kit of printed parts. 7 bits make up each cylinder ending up with over 70 in all but it does give the lightest and finest detail end result.
The cowling in...
01-29-2020, 09:34 PM
Replies: 11
Views: 4,995
Posted By quorneng

Antonov AN 2 in Depron with 3d printing.

When I first got my 3D printer I played around trying to create a fairly detailed 9 cylinder radial with a brushless out runner enclosed within the crankcase
Now after a couple of years learning how...
Showing results 1 to 8 of 8


 
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