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6 Month 6 > TPC 326 Using Basic Milling Procedures > Flashcards

TPC 326 Using Basic Milling Procedures Flashcards

1
Q

A universal horizontal milling machine differs from a plain horizontal milling machine in that it has

A knee
A table swivel
More power
No arbor support

A

A table swivel

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2
Q

The spindle of a horizontal milling machine is on the

Base
Column
Knee
Saddle

A

Column

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3
Q

On a horizontal milling machine, the table and saddle are supported by the

Base
Column
Knee
Overarm

A

Knee

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4
Q

A vertical milling attachment is bolted directly to the milling machines

Arbor
Base
Column
Knee

A

Column

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5
Q

The purpose of a vertical milling attachment is to enable you to mount cutters

Directly to the spindle
In a vertical position
On a stub arbor
All of the above

A

In a vertical position

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6
Q

A milling machines spindle speed is always expressed in

In./min
Mph
Rpm
Sfpm

A

Rpm

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7
Q

Cutter speed is the rate at which a particular tooth

Makes a cut 0.01in. Deep
Passes over the workpiece surface
Rotates in the spindle
Will cease to cut material

A

Passes over the workpiece surface

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8
Q

In order to compute spindle speed, you must have the

Conversion of feet to inches
Cutter diameter
Cutter speed
All of the above

A

All of the above

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9
Q

Round shafts to be milled are usually mounted in a(n)

Adapter
Swivel-base vice
Universal vice
V-block

A

V-block

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10
Q

The graduations on the swivel base of a milling machine vice allows you to

Accurately align the workpiece at any angle
Hold the work more securely
Mount the vice quickly
Set a precise depth of cut

A

Accurately align the workpiece at any angle

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11
Q

A slab milling cutter is designed to make ______ cuts

Angular
Heavy
Light
Narrow

A

Heavy

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12
Q

A right-hand helix means that the

Cutter cannot make a left-hand cut
Cutter rotation is clockwise
Cutter rotation is counterclockwise
Cutter teeth spiral to the right

A

Cutter teeth spiral to the right

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13
Q

A left-hand cut means that the

Cutter has a left -hand helix
Cutter has a right-hand helix
Feed is from left to right
Feed is from right to left

A

Feed is from left to right

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14
Q

A style -B arbor has a

Bearing sleeve
Knurled end
Pilot
V-notch

A

Bearing sleeve

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15
Q

A style B arbor is held in the spindle with a

Clamp
Collect
Drawbar
Strap

A

Drawbar

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16
Q

You should never tighten the arbor nut unless the arbor support is in position because

The arbor can be sprung
The arbor can lock to the column
The arbor nut cannot be tightened without the arbor support
The overarm can be forced out of line

A

The arbor can be sprung

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17
Q

According to the formula RPM = SFPM X 4, what would be the spindle speed in RPM if the cutter speed is 70 SFPM and the cutter diameter is 3 in.?

52.5 RPM
70 RPM
93.33 RPM
210 RPM

A

93.33 RPM

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18
Q

Which of the following is NOT a factor in making a rough cut efficiently?

Depth of cut
Length of workpiece
Machine table feed rate
Spindle speed

A

Length of workpiece

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19
Q

If you stop the automatic feed before a cut is finished, always

Engage the rapid traverse
Loosen the arbor nut
Raise the table
Stop the cutter rotation

A

Stop the cutter rotation

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20
Q

In order to increase surface quality on a finish slab milling cut, lower the speed rate and

Change the cutter
Lower the spindle speed
Maintain the spindle speed
Raise the spindle speed

A

Maintain the spinal speed

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21
Q

The first machining step in milling a T-slot is to mill

A 45-degree angle in the groove
A chamfer at the top of the slot
A slot or groove in the workpiece
The “T” in the slot

A

A slot or groove in the workpiece

22
Q

In a horizontal setup, what kind of cutter is used to mill the vertical slot?

End mill
Face mill
Shell end mill
Side mill

A

Side mill

23
Q

To align the cutter exactly over the top of the intended slot, you must subtract half the cutter width from the

Distance across the end of the workpiece
Distance between the slot and the end of the workpiece
Distance between the slots, centerline and the workpiece edge
Width of the workpiece

A

Distance between the slots centerline and the workpiece edge

24
Q

You can fit a T – slot cutter into the horizontal spindle by using a(n)

Adapter
Chuck
Clamp
Live center

A

Adapter

25
Q

When you are completing a T – slot cutter held in the horizontal spindle, you must

Double the spindle speed
Set the work piece on its side
Use extra coolant
Use to Arbor supports

A

Set the workpiece on its side

26
Q

To bevel the edge of a work piece in a horizontal set up, what kind of cutter is used?

End mill
Face mill
Single-angle mill
Slab mill

A

Single-angle mill

27
Q

What kind of cutter is used to mill a slot in a vertical set up?

End mill
Face mill
Half side mill
Side mill

A

End mill

28
Q

When milling a T – slot with a vertical set up as compared with a horizontal set up, you should use

A heavier T – slot cutter
A longer T – slot cutter
A shorter T-slot cutter
The same T – slot cutter

A

The same T – slot cutter

29
Q

To angle mill a workpiece in a vertical setup, what kind of cutter would you use ?

End mill
Face mill
Side mill
Slab mill

A

End mill

30
Q

The difference between milling a T – slot and milling a dovetail is the difference between the

Cutter shapes
Machines used
Workpiece materials
All of the above

A

Cutter shapes

31
Q

In straddle milling, the distance between the cuts is controlled by the

Spacers between the cutters
Table travel
Transverse adjustment
Vertical feed

A

Spacers between the cutters

32
Q

In straddle milling, there must be adequate clearance between the work piece and the

Column
Knee
Spacers
Spindle

A

Spacers

33
Q

The greatest advantage in a straddle milling is that you?

Achieve a deeper cut
Get a better finished surface
Get greater power
Save time

A

Save time

34
Q

In straddle milling, in order to balance the thrust load on the arbor, the half side milling cutters should have

Diameter of less than two inches
More than 3 in. of distance between them
Opposite helixes
Staggered teeth

A

Opposite helixes

35
Q

The cutter used to mill an angled step must be wide enough to

Cut the full depth of the step
Cut the full length of the step
Cut the wide end of the step
Straddle mill the step

A

Cut the wide end of the step

36
Q

Which of the following is the most precise method of finding out how wide the end of an angled step measures?

Compass and scale
Scale drawing
Surface gauge
Trigonometry

A

Trigonometry

37
Q

When you select a cutter for an angled step, you should always select the smallest cutter that will cut the wide end of the step because it

Cuts deeper
Gives a finer cut
Is less expensive
Last longer

A

Is less expensive

38
Q

When milling a step on a workpiece that is mounted at an angle, you must advance the crossfeed an amount that is _______ the desired width of the step (measured on the workpiece).

Less than
Equal to
More than
Not related to

A

Less than

39
Q

What kind of an arbor is used for Shell end mill?

Style A
Style B
Style C
Style D

A

Style C

40
Q

Why should a face mill be wider than the area to be cut?

To achieve higher cutting speeds
To avoid surface lines
To get a deeper cut
To get faster, feed rates

A

To avoid surface lines

41
Q

If you cut a keyseat for square key using an arbor–mounted side milling cutter, you will produce

A woodruff keyseat
An offset keyseat
Feathered ends on the keyseat
Square ends on the keyseat

A

Feathered ends on the keyseat

42
Q

Woodruff keyseats and keys are

Eccentric
Rarely used
Standardized
Threaded

A

Standardized

43
Q

The last two digits on a Woodruff number show the cutter diameter in

Degrees
Eighth of an inch
Metric divisions
SFPM

A

Eighths of an inch

44
Q

What would you use to make a plunge cut?

Four-fluted end mail
Side mill
Two-fluted end mill
Woodruff key set cutter

A

Two-fluted end mill

45
Q

A plunge cut allows you to use the cutter in the same way you would use a

Boring tool
Drill bit
Side mill
Slab mill

A

Drill bit

46
Q

The best way to mill squares on round work without using a dividing head is to use the _______ milling

End
Face
Side
Straddle

A

Straddle

47
Q

To find out the largest square that can be cut from a rounded shaft, Multiply the diameter by.

0.223
0.314
0.333
0.707

A

0.707

48
Q

If the space between two straddle cutters is slightly too narrow, you can increase it by installing

A wider spacer
Narrower cutters
Shims
Wider cutters

A

Shims

49
Q

The procedures for milling a tang are basically the same as the procedures for milling a

Keyway
Single flat
Square
All of the above

A

Square

50
Q

A single flat surface on a round shaft is usually machine with a

Four-fluted end mill
Plain milling cutter
Single-angle cutter
Two-fluted end mill

A

Plain milling cutter

6 Month 6 (8 decks)

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