RC India

RC Models => Electric Planes => Topic started by: harshit batra on July 26, 2015, 09:30:07 PM

Title: su-37 mk2 build :entry for RCI 6th sweepstakes
Post by: harshit batra on July 26, 2015, 09:30:07 PM
Here is my second entry for sweepstakes the FRC FOMIES SU 37 mk2
https://youtu.be/kHSLQcjIi8Q
specs
Length 36"
width 26"
motor 2826 2300kv emax brushless
prop 6×4 apc
battery 2200 mah 20 c
weight will try to keep between 17 to 19 oz

Title: Re: su-37 mk2 build :entry for RCI 6th sweepstakes
Post by: harshit batra on July 26, 2015, 09:41:31 PM
plans pasted and cuted out
Title: Re: su-37 mk2 build :entry for RCI 6th sweepstakes
Post by: harshit batra on July 27, 2015, 12:16:07 AM
parts cuted out from hd thermocol
it is the thermocol from the basket of grapes ;D
hot wired to make the make 2copy of the parts which require two copy and nose from low density thermocol which was available in a nearby factory of thermocol pls suggest a good idea for reinforcement with out cf tubes
Title: Re: su-37 mk2 build :entry for RCI 6th sweepstakes
Post by: harshit batra on July 27, 2015, 04:35:38 PM
Starting the assembly today first joining the two wings with hot glue
Title: Re: su-37 mk2 build :entry for RCI 6th sweepstakes
Post by: harshit batra on July 27, 2015, 04:39:57 PM
Attached the spine of the nose section and made a groove for inserting wooden stick to reinforce the wings
Title: Re: su-37 mk2 build :entry for RCI 6th sweepstakes
Post by: harshit batra on July 27, 2015, 10:23:29 PM
Sry forgot to shoot news paper also in picture here's that with some more progress
Elevator and horizontal stab done
Title: Re: su-37 mk2 build :entry for RCI 6th sweepstakes
Post by: harshit batra on July 27, 2015, 10:28:35 PM
Nose piece also done using score and fold technique nose tips still not glued will do at last
Title: Re: su-37 mk2 build :entry for RCI 6th sweepstakes
Post by: harshit batra on July 27, 2015, 10:33:18 PM
Air intakes/landing gears glued horizontal stab also attached  to fuse
Title: Re: su-37 mk2 build :entry for RCI 6th sweepstakes
Post by: harshit batra on July 28, 2015, 12:06:20 AM
Body assembly done  ;D looking beautifull (:|~
Title: Re: su-37 mk2 build :entry for RCI 6th sweepstakes
Post by: harshit batra on July 28, 2015, 12:09:25 AM
With my previous f-18  :)
Title: Re: su-37 mk2 build :entry for RCI 6th sweepstakes
Post by: harshit batra on July 28, 2015, 12:11:31 AM
With my previous f-18  :)
Title: Re:
Post by: sundaram on July 28, 2015, 12:19:13 AM
Please do share source link for the plan.
Title: Re: su-37 mk2 build :entry for RCI 6th sweepstakes
Post by: harshit batra on July 28, 2015, 02:11:09 AM
Ohh will remember next time by the way the plans are from frcfoamies http://www.frcfoamies.com/su37-mk2.html
Title: Re: su-37 mk2 build :entry for RCI 6th sweepstakes
Post by: harshit batra on July 31, 2015, 11:51:55 AM
progress till now
sanded all the leading edges and nose with a fine grade sand paper.
Title: Re: su-37 mk2 build :entry for RCI 6th sweepstakes
Post by: harshit batra on July 31, 2015, 12:09:27 PM
motor mount glued .i have made motor mount from the board thatt is used by carpenters and photo frame shops to cover back side of frame and glued four nuts with epoxy to tighten the screws and glued motor mount with epoxy and used hot glue on outer side to increase the surface area to have a strong joint

also done kf airfoils i am using kf4 in this plane to handle strong winds also it is my first plane with kf4 so lets see how it works i have used 3mm thermocols sheets on uper and lower part both
Title: Re: su-37 mk2 build :entry for RCI 6th sweepstakes
Post by: harshit batra on July 31, 2015, 12:14:14 PM
magnetic hatch done ihave made my hatch by using cello tape to make hinge on one side and a piece of metal on other to stick to the earth magnets on plane i stick magnets on thermocol by hot glue then cover it with tissue and diluted fevicol
it give a lot strength to the joint do any one know any other method to stick magnets on thermocol i have used hot glue,epoxy,fevicol but none of them works good
Title: Re:
Post by: sanjayrai55 on July 31, 2015, 01:16:09 PM
Good work!
BTW we are in sector 29 tomorrow. 6:30 to 8:30 am
Title: Re: su-37 mk2 build :entry for RCI 6th sweepstakes
Post by: harshit batra on July 31, 2015, 09:22:30 PM
thank you very much sanjay sir :)
Title: Re: su-37 mk2 build :entry for RCI 6th sweepstakes
Post by: harshit batra on August 18, 2015, 08:21:20 PM
Here's my maiden flight video of su37 ,turned in a very bad crash due to my poor piloting skills
https://youtu.be/yaeOUGuHQcM
Title: Re: su-37 mk2 build :entry for RCI 6th sweepstakes
Post by: K K Iyer on August 18, 2015, 09:05:55 PM
No damage i hope.
Just go easy on the throttle when in trouble.
Maiden flight without your mentor?
Title: Re: su-37 mk2 build :entry for RCI 6th sweepstakes
Post by: harshit batra on August 18, 2015, 09:31:03 PM
yes i flew it without sanjay and girish sir.thinking that i could fly that thing (worse thought).i tried to cut the throttle but it was loosing signal i think and plane directly fall on field with full throttle the cannards and nose is broken now  .here is an another attempt to fly before that crash
https://youtu.be/MVgHK80m4lY
Title: Re: su-37 mk2 build :entry for RCI 6th sweepstakes
Post by: harshit batra on August 18, 2015, 09:34:17 PM
is the video before sufficient for the proof of flying?
Title: Re: su-37 mk2 build :entry for RCI 6th sweepstakes
Post by: K K Iyer on August 18, 2015, 09:39:03 PM
Landing under control also required, i think!

You make like to share your experience with suyash, whose thread is
http://www.rcindia.org/electric-planes/electronics-22181/msg235281/#new