Difference between revisions of "Heavy Duty Pan and Tilt"

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Revision as of 20:23, 10 October 2016

Gimbals
September 2016

DPT01.jpg
  Mounted on my big Talon

Introduction

After buying and building several Pan and Tilt set-ups I got tired of how cheaply the purchased ones were and how flimsy they all were. The biggest problem has alwys been the pan axis is simply never robust enough.

When I decided to put together a pan set-up for my big Talon to carry a 2 axis brushless gimbal, I went looking for components that I could buy to build a stout pan mechanism and I found the components in a company called Actobotics.

With their servo coupler and bearing plate I was able to build on a 3D printed servo mount, a raised bearing that made the servo connection very strong. This structure kept all the pressure off the servo shaft and its bearings.

DPT03.jpg
Base unit showing Coupler and Bearing plate


I've added to this a turret and tilt mechanism which I have modified many times.

Tilt Configurations

Because I always seem to need something different for every plane I've ended up with several versions of this idea. Most of my planes only require the ability to look down and around so there are three different camera mount plates.

  • Standard Modius/Runcam mount
  • Dual Camera Mounted
  • Misc Camera mount

Added to this I have made two different height turrets, one for the three mounts above and one for a tilt which looks both up (19 deg) and down (-42 deg). This one also has a over-under camera mount for a Mobius/Runcam and an HS1177 camera. This one should work well in a head tracking set-up.

img turrets

Deck Configurations

I designed three different ways to mount it to a deck. The first deck plate which incorporates the bearing mount puts most of the unit below the deck.

img top deck plate

The second deck plate replaces the servo mount and puts the tilt mechanism up higher. This would be used when you don't have a lot of depth under the deck.

img bottom deck plate

The last method is to simply drill the planes deck to fit around the standard servo bracket.

img no deck plate

Parts and Specifications

Bottom Unit Printed Parts

Std Servo Bracket
Servo Bracket/Deck Plate
Bearing Plate
Bearing Plate/Deck Plate

Top Unit Printed Parts

Tall Turret
Short Turret
Mobius Mount
Dual Camera Mount
Misc Camera Mount
Over-Under Camera Mount

Servos

Pan - GWS S125-1T (25 tooth)
Tilt - 9g/120 Degree servo

Hardware

6x M3 x 8mm SHCS
6x M3 Flat Washer
4x M2.5 x 8mm SHCS
4x M2.5 Flat Washer
2x M2 x 6mm SHCS
2x M2 Flat Washer
1x Actobotics Servo Coupler - 25 tooth
1x 0.375"ID x 0.625"OD x 0.156"L Ball Bearing
~3" 0.047" Steel Wire

See Also

Mini-Talon on RC Groups
Mini Talon Noses
Mini Talon X-UAV from FPV Model‏‎


Project 3D Print Files

The following are the 3D print ZIP files used in this specific build. For more versions and information, please see my Thingiverse postings here:
Mark_q Thingiverse Designs


Some of the Vendors I used for this project

ServoCity


Comments? Questions?

email me!