RoboBoom
ROBOTIS· March 3, 2011· 24:54

ROBOTIS Humanoid robot, DARwIn-OP - Presentation by JK Han

JK Han of ROBOTIS presents DARwIn-OP’s hardware design, competition readiness, assembly, electronics, and open development features; no venue or co-presenter is stated.

In this talk

  1. 0:08

    Modular hardware and competition readiness

    Han describes a modular robot built around Dynamixel motors, whose mounting options and daisy-chain wiring carry power and communication. Sensors at the right hip can support modeling and simulation. At about 46 centimeters tall, DARwIn-OP is designed for the KidSize humanoid competition class and human-like motion.

  2. 6:00

    Motion and vision capabilities

    Han compares the robot’s range of motion with human motion, saying it is similar or greater despite having no waist. Its head and eyes can move to track objects, while the camera’s stated field of view spans roughly minus 80 to 60 degrees vertically and more than minus 105 to 85 degrees in the top view. He notes that motion may need to be limited for competition.

  3. 8:46

    Assembly and electronics

    The robot is assembled from five main modules, including the legs and lower body, arms, upper body, and electronics. Han estimates an initial assembly takes five to six hours and uses common M2 hex bolts or Phillips-head screws; the daisy-chain wiring simplifies connections. A Fit-PC handles high-level computing, while ROBOTIS’s CM-730 handles low-level control and sensing, including the IMU.

  4. 15:12

    Open design and customization

    Han describes optional injection-molded cases designed for precision, low weight, and impact resistance. ROBOTIS provides STL and IGES CAD files so users can design compatible parts, replace damaged components, or fabricate parts from the ground up. The company also plans to provide physical properties and modeling information, and Han shows an example of adding arm degrees of freedom with another module.

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