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Objective: Transition from simple circuits to the world of intelligent machines by understanding the “Body” and “Mind” of a robot.
Presentation:
SC_01_Introduction to Robotics Systems by Infinite Engineers1. What is Robotics?
Robotics is the branch of technology that deals with the design, construction, operation, and application of Robots. A robot is not just a machine; it is an autonomous or semi-autonomous system that can:
- Sense its environment.
- Process information.
- Act on the physical world.
2. Why Robotics?
To create an intelligent machine that can assist humans in a variety of ways
Why are we teaching children robotics? It combines multiple disciplines to solve real-world problems:
- The “3 Ds”: Robots are used for tasks that are Dull (repetitive), Dirty (hazardous to humans), or Dangerous (space exploration or bomb disposal).
- Automation Logic: It teaches students how to use logic to make systems react to their surroundings automatically.
- Future Readiness: Robotics is the foundation for industries like AI, self-driving cars, and smart manufacturing.
3. The Major Parts of a Robot
To build a robot, students must understand that it functions much like a human body.
A. The Controller (The Brain)
- Function: This is where the code lives. It receives data from sensors and tells the motors what to do.
- Our Brain: In this workshop, we use the ESP32/ESP8266.
B. Actuators (The Muscles)
- Function: Components that create movement.
- In Your Kit: * BO Motors: Provide rotational movement for wheels.
- Servo Motors: Provide precise angular movement (like a robotic arm or moving a sensor).
C. Sensors (The Senses)
- Function: They allow the robot to “feel” the world.
- In Your Kit: * IR/Ultrasonic: For “seeing” obstacles.
- DHT/Soil/Gas: For “feeling” environment changes.
D. Manipulators (The Hands/Frame)
- Function: The mechanical parts that interact with objects.
- In Your Kit: The Acrylic Chassis, wheels, and bolts that form the physical structure of the robot.
E. Power (The Energy)
- Function: Provides the “food” for the brain and muscles.
- In Your Kit: 18650 Li-ion batteries (high power for motors) and 9V batteries.
4. Interactive Discussion: “Is it a Robot?”
Ask the students if the following are robots and why:
- A Ceiling Fan? (No, it doesn’t “sense” or “think,” it just spins when told).
- An Automatic Door? (Yes, it senses a person and acts by opening).
- A Microwave? (Borderline, but mostly a programmed machine).