Robotics Semester 1 Part 2

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The Control Subsystem joystick has?

-two 2-axis analog joysticks -4 trigger buttons -two 4-button directional pads.

the length between square holes on the vex structural metal

0.5

Two types of Derlin Bearing?

1. Bearing Flat 2. Bearing Block

When using screws to attach things together, there are three different nuts which can be used?

1. Nylock Nuts 2. KEP Nuts 3. Regular Nuts

Power Subsystem acts as what system of the robot?

Acts as the circulatory system of the robot

Logic Subsystem acts?

Acts like the robot's brain

Actuators options are?

Continuous Rotation Motors and Servos

Logic

Microcontroller, PWM Cables, Programming Kits

5 Types of Sensors

1. Ultrasonic Range Finder 2. Gyroscope 3. Light Sensor 4. Line Tracking Sensor 5. Potentiometer

What type of batteries does a robot need?

7.2 Volt Rechargeable Battery for Robot 6 AAA Batteries for the Joystick Controller

Gyroscope

A device for measuring or maintain orientation, based on the principles of angular momentum

Motion Subsystem include components that make a robot?

All the components which make a robot move

Line Tracking Sensor

Allows the robot to tell objects or surfaces apart based on how dark or light they are. It shines a beam of infrared light out onto the object, and measures how much light is reflected back

What does a Nylock Nuts need to tighten the nuts?

An open-ended wrench is needed to tighten them Will not shake loose due to vibration or movement

What is needed to tighten a Kep Nut?

An open-ended wrench is not needed to tighten them, but it is recommended

How do Bearing Pop Rivets work?

Are removable; pull out the center piece by pulling up on the head of the Rivet to get it to release

Power

Batteries, Chargers and Associated Items

Sensors

Bumper and Limit Switch, Ultraonic, Line Followers, Shaft Encoders, Potentiometer

Threaded Standoff comes in?

Come in a variety of lengths

Motors comes what type of socket? and designed to?

Comes with a square socket in its face, designed to connect it to the VEX square shafts

Square Shaft allows the use of what type of simple bearings made from?

Delrin

Light sensor

Device that uses a photo cell which allows the robot to detect and react to light

Kep Nuts has what that allows them to grip?

Have a ring of teeth on one side of them which will grip the piece they are being installed on

what feature does Regular Nuts have?

Have no locking feature

Control

Joystick, Transmitter, Receiver, Crystals, Signals Splitter, Tether Cables

Motion

Motors, Servos, Gears, Chain nd Sprockets, Tank Threads and Associated Items

What is needed to install a regular nut?

Require a wrench to install

Motors rotate?

Rotate infinitely

Ultrasonic Range Finder

Sends pulse of sound out and reports the time at which the echo returns back to the sensor

The parts of the Structure Subsytstem of the robot to which all other parts are attached are called?

Skeleton

what are the 4 components that make a robot move?

Square Shaft Bearings Rivets Actuator

What two subsystems are very tightly integrated to form the chassis of the robot?

Structure and Motion Subsystem

How do Kep Nuts need to be installed?

These nuts are installed with the teeth facing the structure

What will happen to Kep Nuts if not installed correctly?

They can loosen up over time if not properly tightened

Motors use what type of screws?

Use gold screws to attach to frame

Servo use what type of screws?

Use gold screws to attach to frame

Potentiometer

Used to measure angular position

Threaded Standoff are useful for?

Useful for mounting components as well as for creating structural beams of great strength

what will sensors tell the robot?

Will generally tell the robot about one very simple thing in the robot's environment

Control Subsystem of the robot can be controlled through?

a combination of manual and autonomous methods

Delrin Bearing provides?

a low friction piece for the shafts to turn in

what size square holes does the VEX structural pieces have?

a standardized 0.5" grid.

Servos

a type of motor that is only able to move 150 degrees

structure

all metal, fasteners and structural/mechanical plastic VEX parts

Logic Subsystem coordinates and controls?

all the other components of the robot

Autonomous

allows the robot to perform desired tasks without human guidance

You need Sensors to be what for the robot?

are the "eyes and ears" of the robot, and can even enable the robot to function independently of human control

A regular nut may loosen overtime as a result of?

as a result of vibration or movement

what is the name of the black plastic three-holed piece

bearing flat

Bearing Pop Rivets help mount?

bearings to VEX structural components

Sensor Subsystem sensors

devices that collect input from the environment and provide information that the CPU can respond to

What is not a name of a NASA research robot

endeavour

Industrial robots are mainly used for research

false

Structure Subsystem of the VEX Robotics Design System,

is the main structural components in the VEX Robotics Design System, including all the metal components and hardware pieces

Most of the VEX motion components use a Square Shaft in their hub because?

it fits tightly on the square VEX shafts

what is the name of the nut with 12 "gears"

keps

Nylock Nuts have a plastic insert that prevents a screw from?

loosening

Interact with the enviroment around the robot

manipulators

What part is not a form of robotic drivetrains?

manipulators

Bearing Flat mounts?

mounts ectly onto a piece of VEX structure

Bearing Block Mounts?

mounts on a piece of structure

Which type of nut in the VEX design system has a plastic insert to prevent the screw from loosening

nylock

Bearing Pop Rivets are pressed into?

place for quick mounting

A robot needs what in order to not be a door stop?

power

The square shaft has what type of corners?

rounded corners

Actuators

something which causes a mechanical system to move

Each servo comes with a?

square socket in its face, designed to connect it to the VEX square shafts

Science Technology Engineering Math

stem

Bearing Block supports?

supports a shaft which is offset above, below, or to the side of the structure

Bearing Flat supports?

supports a shaft which runs perpendicular and directly through the structure

Robot's program will interpret what?

that feedback to determine how it should react

Structure Subsystem forms?

the base of every robot

what does the standardized hole-spacing allows the VEX parts to do?

to be connected in almost any configuration

Control Subsystem allows the operator to?

to maneuver the robot

The square shaft allows it?

to spin easily in a round hole

A square shaft ( square hole) system transmits ?

torque

The CPU of a robot processes information from sensors and makes decisions based on logic

true

Control Subsystem commands are issued?

wirelessly


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