Technology Interactions ‹ Chapter Title Copyright © Glencoe/McGraw-Hill A Division of The McGraw-Hill Companies, Inc. Technology Interactions Robotics is the design, construction, and operation of robots.

Technology InteractionsChapter 17 Robotics Copyright © Glencoe/McGraw-Hill A Division of The McGraw-Hill Companies, Inc. How Robotics Developed Machines designed to imitate human actions existed over 3,000 years ago. First-generation robots were designed for factory work. Second-generation robots can perform more complex tasks.

Technology InteractionsChapter 17 Robotics Copyright © Glencoe/McGraw-Hill A Division of The McGraw-Hill Companies, Inc. Robotic Systems Have Five Parts Controller—a computer that serves as the robot’s brain; contains the computer program Computer program—coded instructions for the robot to follow Manipulator—the robot’s mechanical system End effector—the robot’s hand Power supply—electric, hydraulic, or pneumatic

Technology InteractionsChapter 17 Robotics Copyright © Glencoe/McGraw-Hill A Division of The McGraw-Hill Companies, Inc. Degrees of Freedom Degree of freedom is a robot’s ability to move in a particular direction. Each degree of freedom requires a separate joint. Most robots have at least 6 degrees of freedom.

Technology InteractionsChapter 17 Robotics Copyright © Glencoe/McGraw-Hill A Division of The McGraw-Hill Companies, Inc. Power for Robotic Movements A robot’s power source is an actuator. Pneumatic and hydraulic systems are used when heavy lifting is needed.

Technology InteractionsChapter 17 Robotics Copyright © Glencoe/McGraw-Hill A Division of The McGraw-Hill Companies, Inc. Controlling Robotic Systems Computer programming ♦ Flowcharts are prepared to describe the basic movements of the robot. ♦ Instructions for these movements are turned into binary code the robot can read.

Technology InteractionsChapter 17 Robotics Copyright © Glencoe/McGraw-Hill A Division of The McGraw-Hill Companies, Inc.

Technology InteractionsChapter 17 Robotics Copyright © Glencoe/McGraw-Hill A Division of The McGraw-Hill Companies, Inc. Feedback Control Feedback control is the process of sending signals, interpreting them, and adjusting through signals. Robots get information about their environment through sensors, cameras, scanners, and microphones.

Technology InteractionsChapter 17 Robotics Copyright © Glencoe/McGraw-Hill A Division of The McGraw-Hill Companies, Inc. Modern Robots Industrial robots perform tasks such as welding, spray painting, and assembly. Medical robots assist in surgery, transport hospital supplies, and dispense medicine. Assistive robots help people with disabilities perform everyday tasks. Household robots do tasks such as vacuuming floors or cutting grass.