16. System Integration

1. Design of Self Aligning Features




Cavities are intentionally designed so that items are slotted in correct manner or slot together and interlocked to provide structural stability.

2. BOM


bill of material is attached with the links to buy the parts.


Digital Files:
Description : Picture File Link
Laser Cut Top & Bottom Carton Cardboard : Coreldraw
Laser Cut Slope and Filler Cardboard: Coreldraw
Laser Cut Acrylic Support :
Coreldraw
Laser Cut Gear & Release Bar :

The Gears and release bar are highlighted.
Coreldraw
3D Print Gear Case :

Fusion File, Need to Navigate
STL file
3D Print Clip :

Fusion File, Need to Navigate
STL file
3D Print Limit Switch Holder : Do edit the dimensions to fit your limit switch or use soldering to make the hole.
Fusion File, Need to Navigate
STL file
GUI file :
Ensure the location of Render.png is correct.

please input your wifi and pw.
Python File
Arduino ESP32 Xiao32 File :
please input your wifi and pw.
Arduino File
PCB File :
Zip
Bill Of Material :
Excel

3. Child friendly Operation & Direct Observation by intended participants




Modified the Design so that 5 year old can manage and also Modified so that the gear can be observed.

4. Identify Failure Modes and rectify


As the release bar tends to break when moving the items during travel, shorten the bar to reduce chance of accidental breakage when travelling.
Created mounts to better tighten limit switch.