328

Question 1

Which of the following can only be cut on a power hacksaw or horizontal bandsaw?

Answer 1

Round stock

Question 2

The major advantage of a bandsaw over a hacksaw is that the bandsaw

Answer 2

Makes no wasted motion

Question 3

When you install the band in a horizontal bandsaw, the teeth must point

Answer 3

Downward and to the right

Question 4

When you set up a light-duty horizontal bandsaw, how will you set the bandspeed?

Answer 4

Change the drive belt position

Question 5

When preparing to make a cut with a horizontal bandsaw, which of the following is the final step you will take?

Answer 5

Move the head control lever to RELEASE

Question 6

if the vertical bandsaw you use requires solid one-piece guide inserts, you must select a pair of upper and lower inserts to match the

Answer 6

Width and thickness of the band

Question 7

When you set the blade of a vertical bandsaw, make sure the teeth in your right hand point

Answer 7

Downward

Question 8

When you approach the end of a cut made on the vertical bandsaw, you should

Answer 8

Reduce the feed pressure

Question 9

Before you use the vertical bandsaw, an essential safety requirement is to make sure that

Answer 9

All guards are in place

Question 10

After you cut apart the band of a vertical bandsaw, how should you clean the band ends before rewelding them?

Answer 10

Sand them

Question 11

Which of the following is a major feature of the sensitive drill press?

Answer 11

Its feed is directly under operator control

Question 12

Before you change from one tapered-shank drill bit to another, make sure to

Answer 12

Clean the chips from the shank and spindle

Question 13

Which type of drilling machine can be used for boring operations?

Answer 13

Radial drill

Question 14

What is a good rule to follow in planning the order of machining steps?

Answer 14

Plan the order to include as few changes in setup as possible

Question 15

When securing a workpiece on the drill press table, before you tighten the vise jaws, you should

Answer 15

Tao the workpiece lightly to seat it

Question 16

For holes over .5 in. in diameter, you should use either a _____ or a ______

Answer 16

Gear-head drill press, radial drill

Question 17

You must drill a 5-in. hole in a workpiece of hard cast iron (recommended cutting speed of 70 sfpm). What is a good, approximate spindle speed?

Answer 17

560 rpm

Question 18

You back a large-diameter drill out of thick stock periodically and clear out chips to avoid

Answer 18

Breaking the drill

Question 19

If your drill’s cutting edge chips as you begin your project, the most likely cause is a(n)

Answer 19

Excessively high feed rate

Question 20

When you counterbore a hole, you should use a boring bit with a pilot whose diameter is

Answer 20

The same as the existing hole

Question 21

The most distinctive feature of a typical precision vise for shaping operations is its

Answer 21

Ability to tilt

Question 22

Whenever you leave a horizontal shaper, even if the project you are working on is not completed, you must

Answer 22

Remove the cutting tool

Question 23

To help ensure safe operation, which of the following should you do before you operate a shaper?

Answer 23

Set the transmission on the slowest speed

Question 24

Which of the following must you do before mounting a workpiece in the shaper vise?

Answer 24

Indicate in the vise or work table .

Question 25

When you mount a block-shaped workpiece in a shaper vise, the last step in seating the workpiece is to

Answer 25

Tap the work lightly with a soft mallet

Question 26

When preparing to use the shaper, which of the following should you do first?

Answer 26

Set the length of stroke

Question 27

Calculate the stroke-rate setting for a crank-type horizontal shaper, with a 5-in. long workpiece of cold work tool steel (recommended cutting speed: 40 sfpm)

Answer 27

46.6 stokes per minute

Question 28

What is the actual total overtravel made by the ram in one complete cycle of its stroke when the machine is set up according to recommended guidelines?

Answer 28

^3/4 in.

Question 29

An absolutely essential safety precaution to use with shapers is to

Answer 29

Wear eye protection

Question 30

Which of the following operations is especially well-suited for a horizontal shaper, and is usually not possible to do on any other machine?

Answer 30

Cutting a slot or keyway

Question 31

All of the following can be finished with a surface grinder EXCEPT

Answer 31

The taper on a drive key

Question 32

An essential requirement for beginning a grinding project is to

Answer 32

Allow enough surplus material for grinding

Question 33

When you dress and true a grinding wheel, start by lowering the wheel so that the diamond lightly touches its

Answer 33

High point

Question 34

When grinding a long, rectangular workpiece, your first step is to grind the

Answer 34

Basic flat surfaces

Question 35

When setting up a workpiece on the surface grinder, which of the following procedures should you do LAST?

Answer 35

Tum on the coolant

Question 36

What is the recommended allowance for finishing cuts in general-purpose grinding?

Answer 36

0.0005 to 0.001 in.

Question 37

To achieve a cutting speed of 4500 sfpm with a 9-in. grinding wheel, the wheel must rotate at about

Answer 37

1900 rpm

Question 38

In order to hold a workpiece securely between centers on a cylindrical grinder, you must

Answer 38

Use pressure from the footstock

Question 39

Which calculation will give you the approximate rotation speed (rpm) for a workpiece on a cylindrical grinder?

Answer 39

sfpm x 4 - workpiece diameter

Question 40

When the wheel is wider than the raised surface to be ground, the procedure to use is

Answer 40

Plunge grinding

Question 41

One feature common to all types of horizontal boring mills is the

Answer 41

Headstock column

Question 42

An optional component that enables you to bore from several different directions without changing the setup is the

Answer 42

Rotary table

Question 43

An advantage of the stub boring bar over a line boring bar is that it

Answer 43

Decreases vibration

Question 44

When using a light-weight boring bar, you need a cutter with a

Answer 44

Large back-rake angle and a large side-rake angle

Question 45

When you use a dial indicator to measure alignment on finished surfaces, correct alignment is achieved when the dial reading

Answer 45

Remains constant

Question 46

When you align a workpiece having a premachined hole, and using a dial indicator mounted in the spindle, what you are really checking for is

Answer 46

Concentricity

Question 47

When setting up a line-boring operation, measurements are usually made from the layout lines to the

Answer 47

Boring bar

Question 48

If you cannot withdraw the boring bar to check the bore diameter, you may need to use a(n)

Answer 48

Inside calipers

Question 49

What tool is most practical to use when you must rough bore an especially long work area?

Answer 49

Multiple-point boring tool

Question 50

Which operation on a boring mill requires the use of a power cross-slide tool head?

Answer 50

Facing