Deck 29: Welding Automation and Robotics

Question 1

Movement along the z-axis is also referred to as ____ movement.

A) longitudinal
B) latitudinal
C) transverse
D) vertical

Answer 1

D

Question 2

The manipulation of the electrode or torch in a straight line or oscillating pattern affects ____.

A) the size and shape of the weld
B) the width, reinforcement, and penetration of the weld
C) the strength, appearance, and possible acceptance of the joint
D) the reinforcement, width, and appearance of the weld

Answer 2

A

Question 3

A signal from the ____ indicates that the parts are in place.

A) positioner
B) welder
C) supervisor
D) controller

Answer 3

A

Question 4

Which of the following is true of system planning regarding parts design?

A) The robot's arm can reach any place accessible to the welder.
B) Mockups and CAD/CAM can be used after the robot is installed to reduce problems.
C) The parts design should consider the lower heat input from automated processes.
D) When possible, all welds should be performed in the flat position.

Question 5

In a(n) ____ process, the welder controls all of the manipulation, rate of travel, joint tracking, and the rate at which filler metal is added to the weld.

A) manual joining
B) automated joining
C) machine joining
D) automatic joining

Question 6

____________________ technology can help in selecting materials, specifying thicknesses, and locating supports to ensure good engineering design of products.

Question 7

Movement along the x-axis is also referred to as ____ movement.

A) longitudinal
B) latitudinal
C) transverse
D) vertical

Question 8

____ are the three most common storage methods for computer programs.

A) USB flash drive, DVD, and tape drive
B) USB flash drive, CD, and disc storage
C) Punch card, tape drive, and floppy disk
D) Floppy disk, CD, and DVD

Question 9

In a(n) ____ joining process, the joining is performed by equipment requiring the welding operator to observe the progress of the weld and make adjustments as required.

A) manual
B) automated
C) machine
D) automatic

Question 10

____________________ technology can aid in selecting assembly methods, planning the product flow through the manufacturing steps, and scheduling the various operations to reduce the actual production costs.

Question 11

The waste stub in SMA electrodes represents approximately ____ % of the filler metal that must be discarded.

A) 5
B) 10
C) 15
D) 20

Question 12

Movement along the y-axis is also referred to as ____ movement.

A) longitudinal
B) latitudinal
C) transverse
D) vertical

Question 13

A robot can produce a solid metal ____ that can be easily machined into a fully serviceable part.

A) arm
B) wheel
C) blank
D) bushing

Question 14

To ensure that the system achieves maximum productivity, it is important that all components be able to be ____.

A) stopped by the welder
B) remotely controlled
C) programmed
D) controlled by the welder

Question 15

The robot is a prime component in an automated ____.

A) automation unit
B) production system
C) assembly
D) work cell

Question 16

The expanded use of robots in smaller shops has been the result of ____ and ease of programming.

A) increased revenues
B) lower cost
C) better training
D) complex projects

Question 17

In the 1990s, welding robots could cost more than ____, but today, a used robot arm can cost as little as ____.

A) $400,000; $40,000
B) $30,000; $40,000
C) $100,000; $25,000
D) $100,000; $5,000

Question 18

A(n) ____ joining process is a dedicated process that does not require adjustments to be made by the operator during the actual welding cycle.

A) manual
B) automated
C) machine
D) automatic

Question 19

The rate of travel or speed at which the weld progresses along the joint affects ____.

A) the size and shape of the weld
B) the width, reinforcement, and penetration of the weld
C) the strength, appearance, and possible acceptance of the joint
D) the reinforcement, width, and appearance of the weld

Question 20

Which of the following is true of system planning?

A) A system using a robot can be 60% more productive.
B) Premature investment in automation can be more costly than it can be productive.
C) Investment in automation will always pay off in increased profits.
D) A comprehensive market analysis can be expensive and is usually not necessary.

Question 21

The most commonly used semiautomatic arc welding processes are flux cored arc welding (FCAW) and ____________________.

Question 22

The use of the robot together with a rotating table or ____________________ can increase its effective work zone.

Question 23

The early industrial robots were mainly ____________________ robots used to move material with little repetitive accuracy required.

Question 24

Explain the role of the welding operator in a machine joining process.

Question 25

The ____________________ is the period of time from starting one operation to starting another.

Question 26

A(n) ____________________ joining process is one in which the filler metal is fed into the weld automatically, but most other functions are controlled manually by the welder.

Question 27

A(n) ____________________ is a manufacturing unit consisting of two or more work stations.

Question 28

Explain how semiautomatic joining processes reduce waste and save time.

Question 29

____________________ should be mounted around the floor and work area to stop all movement when unauthorized personnel are detected in the work area during the operation.

Question 30

A(n) ____________________ is a reprogrammable, multifunctional manipulator designed to move material, parts, tools, or specialized devices through variable programmed motions for the performance of a variety of tasks.

Question 31

Describe the method of programming in which the robot is taught to move its arm along the desired path.

Question 32

After the robot has been programmed by the teaching session, a test run should be made. Explain what the test run consists of.

Question 33

Explain how changes in cost and programming have led to expanded use of robots in smaller welding shops.

Question 34

Summarize the safety recommendations for the use of automatic welding equipment and robots.

Question 35

____________________ machines are useful for rapidly producing a prototype of an item or part.