Basic robot operations
Name 5 types of robot safety devices.
1. Emergency stops. 2. Barricades 3. Light curtains 4. Safety mats. 5. Signs and tape.
List 8 rules of robot safety
1. Remove all obstruction from work area. 2. Check for signs of damage to the robot. 3. Remove loose fitting clothing 4. Tie up long hair 5. Remove teach pendant from work area. 6. Locate emergency-stop button. 7. Ensure safety glasses are worn. 8. Ensure all people are outside the robot work area.
This includes gears, chains, and bearings as well as the physical structure itself.
Mechanical structure.
This is the most common type of gripper used in industry due to being inexpensive.
2 point curvilinear
There are 2 common types of grippers
2 point curvilinear 2 point parallel
This type of of gripper move in a straight line toward each other with finger tips always remaining parallel with each other.
2 point parallel
Most robots have between ____and _____axes.
3 and 6
Automated, reprogrammable, able to multitask
3 features are needed to define a machine as a robot.
Robots are used in many different tasks.
Assembly, material handling, welding, machine loading, painting and gluing.
Homing is an _______ procedure that causes the robots axes to move to a position where it actuates it home sensors.
Automatic
The joints are called
Axes.
The__________class of robot axes includes the waist, shoulder, and elbow.
Body class
Robots can improve quality of life by performing tasks that are
Boring
Name the nautical terms.
Yaw Pitch Roll
A_______is a specialized machine that coordinates a robots movements.
Controller
The____________resets its memory for each encoder to zero when the robot is at its home position.
Controller
Teach pendants are typically comprised of a
Display screen E stop Keypad
Teach pendants are typically comprised of the following components.
Display screen E stop Keypad
Electronic circuit cards in the controller that supply power to the robots motor.
Drives
The electronic device attached to the shaft of the servo motor
Encoder
This allows the robot controller to continually monitor the position of the servo motors.
Encoder
The wrist axes allow the robot too ok orient its
End effector
Used for a specific type of task, such as drilling, welding or cutting.
End of Arm
What does EOA stand for?
End of Arm
____________tooling enables a robot to perform work such as drilling
End of Arm
The mechanical structure of the robot includes.
Gears, chains, bearings, as well as the robot arm.
The most common type of end effector is a
Gripper
2 basic types of an End effectors are
Gripper End or Arm
These are used to grasp an object
Grippers
One type of end effector is the
Hand or gripper
Keys on teach pendant keypad that are assigned one specific function are referred to as
Hard keys
Many keys on the keypad are assigned one specific function. These are called
Hard keys.
This is used to reset the encoders value stored in the robot controller whenever the robot is homed.
Home position sensor.
This is an automatic procedure that causes the robots axes to move to a position where they actuate their home sensor.
Homing or nesting
Name the 3 advantages of a robot
Improve quality of life Improve product quality Reduce production cost.
Most robots look and act like an
Industrial machine
A______________ is an automatically controlled reprogrammable, multipurpose manipulator programmable in 3 or more axes.
Industrial robot
Before the robot is put into operation the arm should be.
Jogged
This is done to position the robot arm
Jogging
This means to move the robot arm manually under power.
Jogging
Name the most common functions found on a robot teach pendant.
Jogging Teach points. Move to a teach point Test input and outputs. Running a program
The arm of a robot is also called a
Manipulator
The part of the robot that actually moves and reaches. Also called an arm.
Manipulator
Name the 5 basic robot components.
Manipulator End effector Controller Drives Programming device.
The 2 point parallel gripper is____________
More expensive than the 2 point curvilinear gripper.
The purpose of the body Axes is to
Move the end effector to some point in space.
These axes are named using _________terms.
Nautical
All___________should be removed from the work area
Obstructions.
The wrist class of robot axes includes
Pitch, roll and yaw.
The 2 point curvilinear gripper is often
Pneumatic powered
Used to load programs for the robot to execute and also to control other robot functions.
Programming device
The home position _____________are used to reset the encoders
Sensors
The homing procedure for a servo robot homes the each axis is a ______ that ensures the robot will not crash into anything.
Sequence
A________motor drives each axis of the robot
Servo
An electrical motor that is connected by its shaft to the robots mechanical structure.
Servo motor
4 components of a robot axis
Servo motor Encoder Mechanical structure Home position sensor
The robot should always be jogged to a certain position.
Shutdown
A 2 point curvilinear gripper has 2 fingers jointed from a___________
Single pivot point
These keys have multiple-purpose functions.
Soft keys.
There are 3 reasons to jog the robot
Startup Teaching Shutdown
3 reason to jog a robot are
Startup, teaching and shutdown
Robot axes movement can either be
Straight lined or rotational
This is a handheld control device that is connected to the robot by an electrical cable.
Teach pendant
This is a necessary step in the programming of a robot.
Teaching
The part of the robot used to grasps tools.
The end effector
The fingers on a curvilinear gripper are only parallel with the part in one position.
True
The robot should always be homed when 1st turned on before it is operated or programmed.
True
These axes are named for human counter parts the resemble.
Waist Elbow Shoulder
The robots work area and equipment within it are called.
Workcell