STO54: Four Propeller Drone

STO54

Overview

The STO54 is 3D printed frame. The wings use carbon fiber tubes with 25mm outer diameter to add rigidness and endurance to the frame.

Features:

  • Wing span: 300mm
  • Battery type: LiPo 3S/4S, Dimensions: 136mm x 40mm x 31mm (LxWxH)

Hardware:

  • Sigmadrone Colibri board
  • Wandboard Linux module

Software:

  • Open Source Sigmadrone firmware
  • Open source custom Linux build for the Wandboard module
  • Open source Sigmadrone Linux daemon with JSON RPC interface
  • Web based user interface

Description

This frame is compatible with DJI 2212 BLDC type motors.

The latest CAD development files can be found in our GIT repository: sigmadrone-cad.git . The Production STL files can be downloaded bellow.

Motor Clamp
Motor Clamp
Motor Clamp

MotorClamp.stl

Mount the motor to the clamp with four M3x8mm Hex Cap Screws.

Wing
Wing
Wing
Wing

Wing.stl

Insert 165mm long carbon fiber tube with outer diamerter of 25mm between the wing and the motor clamp. Fasten the assembly with two M3x25mm hex cap screws and two M3 self locking nuts.

Wing
Body Top
Body Top Assembly 2
Body Top Assembly 2

BodyTop.stl

Fasten each wing to the BodyTop part using two M3x30mm Hex Cap Screws and two M3 self locking nuts.

Wing
Body Bottom
Body Bottom Assembly 2
Body Bottom Assembly 1

BodyBottomSq.stl

The Collibri Board is mounted on the four columns using 4pcs of M3x10mm hex cap screws. The wings and the BodyTop part are fixed with 4pcs of M3x40mm and 4pcs of M3 self locking nuts.

The four Electronic Speed Controllers are mounted with zip ties under the Collibri Board.

The Power Distribution Board is mounted with 2pcs of M3x5mm hex cap screws, directly screwed on the bottom.

Wing
Battery Box
Battery Box Assembly 2
Battery Box Assembly 1

BatteryBox.stl

Attach the Battery Box part to the bottom with 4pcs of M3x10mm Hex Cap Screws.

Wing
Battery Cover
Battery Cover Assembly 2
Battery Cover Assembly 1

BatteryCover.stl

Place the battery cover.

Wing
Landing Gear
Landing Gear Assembly 2
Landing Gear Assembly 1

LandingGear.stl

Attach the Landing Gear parts to the bottom with 4pcs of M3x10mm Hex Cap Screws.

Wing
Body Cover
Body Cover Assembly 2
Body Cover Assembly 1

BodyCover.stl

Attach the Body Cover part to the top with 4pcs of M3x5mm Hex Cap Screws.