How to mount electric motors on foamies ?

Started by anwar, September 04, 2009, 12:48:40 PM

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romanxdsouza

tried hunting for nut can find any here as the screw too small have tried the CA in the ply screw hole now, lets see if it does the trick and helps while shifting motor n fitting back

rcrcnitesh

Maker | Aeromodeller | Teenager

theleabres


rcrcnitesh

how do I mount avionics micro motor.
They have three holes but none of them is threaded also the holes are big. My motor didn't come with screws.
I was thinking of using zip ties can I
Maker | Aeromodeller | Teenager

sanjayrai55


rcrcnitesh

what sort of screws are you talking about nuts and bolts won't they be heavy
Maker | Aeromodeller | Teenager

theleabres


rcrcnitesh

Maker | Aeromodeller | Teenager

theleabres


theleabres


rcrcnitesh

sir, this method can't be used as it is not that type of motor
Maker | Aeromodeller | Teenager

theleabres

The "X looking thing" is the mount.  You need to attach that to a type of firewall. That is the most common method.

rcrcnitesh

where can I get it.
and won't it be heavy
Sir for that X looking thing I need a motor which is like bluewonder or hextronic 24gram motor. Unfortunately my motor is not like that
Maker | Aeromodeller | Teenager

johnywalker8pm


rcrcnitesh

Sir, Thanks a lot
didn't understand the third pic
Maker | Aeromodeller | Teenager

Swapnil

Apart from debit cards, you can also use PCBs. They are much more rigid and easier to drill through.

Here's what I do when I don't have an X-mount.
1) Get the mounting hole dimensions of the motor.
2) Create a 2D drawing of the mounting holes in google sketchup and print it.
3) Stick the printout on a PCB and drill the holes.

johnywalker8pm

Make 3 holes in that plastic card. apply little fevicol in those bamboo skewers and put it in the foam, let it dry.. then it wont come out..

refer this link to my post

http://www.rcindia.org/electric-planes/basic-foam-built-trainer-model-build-log/msg175209/#msg175209

johnywalker8pm

@Swapnil

I have Desi jugaad for drill machine..  ;D   incense sticks

Swapnil

Cool!

I used to heat a nail or screw-driver for making holes when I was 13 and didn't own a drilling machine. I miss that. Using some 'jugaad' is much more fun than using a machine to do something!

rcrcnitesh

Maker | Aeromodeller | Teenager

Swapnil

No, PCBs require a drilling machine. You can get a PCB hand-drill for around  :Rs: 90.

rcrcnitesh

 can I heat a nail.
I have a PCB so will try on it
Maker | Aeromodeller | Teenager

Swapnil

No, but you can try reaming. First make a small hole with a nail or pointed blade. Then you can make it larger by reaming it with scissors.

rcrcnitesh

Maker | Aeromodeller | Teenager

mpsaju

Anyone listening...

You can use the Mica sheets that are used as capping for plywood. If you notice, Mica sheet inside surface has grains. So if one sticks two pieces of mica with the grains sides facing each other and aligned at 90 degrees, we get thin plywood which can then be shaped to what ever purpose, be it motor mounts or sidewalls or elevons or elevators or rudders, flaps etc. They are available in any carpenters shop or wood works common in most cities in India

Just sharing a thought if anyone is interested

Saju
Happy Flying


Saju