Inspiration
The concept of a spherical robot is inspired by nature (rolling insects, tumbleweeds) and robotics advancements like BB-8 (Star Wars), Sphero, and GroundBot. These robots offer a compact, tamper-resistant design that ensures smooth mobility in dynamic environments. The goal is to create an autonomous surveillance robot that can navigate confined spaces, rough terrains, and hazardous areas without being easily detected or obstructed.
Overview
This spherical robot is designed for autonomous surveillance in factories, warehouses, gated communities, and high-security zones. It can patrol predefined routes, detect motion, and transmit live video feeds. Its spherical shape allows it to move smoothly across different terrains while remaining tamper-resistant.
Key Features
360° Surveillance: Equipped with a rotating camera system for panoramic monitoring.
Autonomous Navigation: Uses SLAM (Simultaneous Localization and Mapping) to move without external guidance.
Obstacle Avoidance: Sensors like LiDAR and ultrasonic ensure smooth movement without collisions.
Live Monitoring & Alerts: Streams real-time video and sends intrusion alerts to security personnel.
Weather & Impact Resistance: Designed to withstand harsh conditions and physical shocks.
Stealth & Energy Efficiency: Operates quietly with low power consumption, featuring wireless charging.
Users & ApplicationsFactories & Warehouses: Monitors assets and detects unauthorized access.
Gated Communities & Smart Homes: Provides autonomous home security patrolling.
Military & Defense: Performs reconnaissance in restricted areas or high-risk zones.
Public Spaces (Airports, Malls, Museums): Enhances security by detecting suspicious activities.

Rough Hand Sketch
V1 3D Modeled design
Bill Of Material

Note* In Progress need t add some ​components

Concept & Planning

Project idea and objective (BB-8 inspired spherical robot) 

System segmentation (base module for movement, upper module for future extension)

Design trade-offs (2-motor setup for space vs 3-motor setup for stability)

Mechanical Design & Fabrication

Spherical shell design (stacked, crescent, or interlocking method)

Base module internal layout and structural design 

Fabrication techniques used (laser cutting, 3D printing, etc.) 

Mechanical assembly and integration 

Electronics and Wiring

Component selection (N20 motors, Xiao C3, 18650 batteries)

Power management (battery configuration and distribution)

Wiring, connections, and compact layout considerations

Input Devices 

Joystick interface for remote control 

Wireless communication setup using Xiao C3 

Output Devices 

Motor drivers and wiring implementation 

Motion control logic for the motors

Embedded Programming

Microcontroller code for base movement

Code for joystick controller 

Wireless data transmission and command interpretation 

Communication

Wi-Fi-based control using two Xiao C3 modules 

Real-time control response and reliability

Testing and Iteration

Comparison between 2-motor and 3-motor configurations 

Stability, balance, and space utilization tests 

Movement behavior and shell dynamics


 

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