How to design robots

Hello im new to robotics how do i make robots have a cool design and understand why people design it like this for example these images.

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Hello @Bbfgyi and welcome to our forum!

Designing cool hexapod robots involves a blend of aesthetics, functionality, and innovation. Here’s a breakdown of the process:

1. Define the Purpose and Function:

  • Utility: What tasks will your robot perform? Will it be used for research, exploration, entertainment, or something else?
  • Environment: Where will it operate? Indoors, outdoors, rough terrain, or even underwater?
  • Movement: How important is speed, agility, or stability?
  • Payload: Will it need to carry objects or sensors?

2. Conceptualization and Design:

  • Aesthetics:
    • Consider the overall shape, color scheme, and materials.
    • Draw inspiration from nature (insects, animals) or other sources like sci-fi.
    • Think about how the legs, body, and any additional features will visually complement each other.
  • Mechanics:
    • Decide on the leg configuration (number of joints, type of motors, etc.).
    • Consider the range of motion, weight distribution, and center of gravity for stability.
    • Research different gaits (walking patterns) suitable for your robot’s purpose.
  • Electronics and Controls:
    • Choose a microcontroller or processor to handle the robot’s brain functions.
    • Select sensors (IMU, distance sensors, cameras, etc.) based on the robot’s needs.
    • Develop algorithms for locomotion, obstacle avoidance, and task execution.

3. Build and Test:

  • Prototype: Start with a basic version to test the core mechanics and electronics.
  • Iterate: Refine the design based on test results, improving performance and fixing issues.
  • Simulation: Use software tools to simulate the robot’s behavior before building the final version.

4. Additional Tips for Coolness:

  • Modularity: Design the robot with interchangeable parts or accessories for customization.
  • Personality: Give your robot a unique character through sound effects, lights, or animations.
  • Innovation: Explore new technologies or approaches to make your robot stand out.
  • Community: Share your design and get feedback from other robotics enthusiasts.

Example: Hexapod Robot Design Considerations

  • Stability: Hexapods are inherently stable due to their six legs, making them suitable for rough terrain.
  • Adaptability: Design the legs with multiple joints for flexibility and the ability to climb obstacles.
  • Gait Optimization: Research different hexapod gaits (tripod, ripple, wave) and experiment to find the most efficient ones for your robot’s tasks.
  • Sensor Integration: Incorporate sensors like lidar or stereo cameras for advanced navigation and obstacle avoidance.

If you want to buy already made robot, you can find that one from your picture here:

Also, you can find some tutorials for beginners in robotics here:

I hope this helps a little bit.