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Millwright Level 1 > Hand tools > Flashcards

Hand tools Flashcards

1
Q

the cut of file used to produce a smooth fiinish

A

single

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2
Q

the cut of file provides effortless chip removal and high metal removal removal rate

A

double

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3
Q

the cut of file uses for woodworking

A

rasp

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4
Q

the cut file used for soft metals such as aluminum and copper

A

curved

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5
Q

what are the coarseness of files

A 
rough
coarse
bastard
double cut
smooth
dead smooth
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6
Q

what are 5 classes of files

A 
mill or saw mill
machinist
swiss pattern or precision file
rasp
curved tooth
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7
Q

class of file used for saw sharpening, lathe work, and finish filing

A

mill or saw file

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8
Q

class of file most common in industry, are usually double cut and used for rapid metal removal

A

machinist file

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9
Q

class of file used by instrument makers and for fine hand finishing

A

swiss pattern or precision file

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10
Q

rotary file is used to cut

A

harder materials such as tool steels, tough alloys, casting and forging

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11
Q

rotary burr is used to cut

A

softer material, non ferrous such as brass, aluminium, bronze

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12
Q

filing technique to removed large amounts of material. Using cross action stroke at 30 degrees with double cut bastard file

A

cross filing

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13
Q

filing technique used to produce a good finish using a smooth single cut file

A

draw filing

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14
Q

what are 4 common types of chisels

A

flat or cold
cape
round nose
diamond point

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15
Q

type of chisel used to cut off rivets, split nuts, and cut sheet metal

A

flat or cold chisel

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16
Q

type of chisel used for cutting keyseats, and chipping narrow grooves in oil

A

cape chisel

17
Q

type of chisel used to cut oil grooves in journal bearing

A

round nose chisel

18
Q

type of chisel used to draw drills back into correct position

A

diamond point chisel

19
Q

what is the angle used to grind a chisel

A

60 degrees

20
Q

angle of a center punch

A

90 degrees

21
Q

angles of a prick punch

A

30 to 60 degrees

22
Q

4 types of torque wrenches

A

beam
dial
ratchet click or signalling
digital

23
Q

total length/torque wrench length=quotient

quotientx dial reading=torque at adapter

A 
torque wrench extension equation
total length A=24"
torque wrench B=16"
A/B= quotient
24/16=1.5
dial of 150ft/lbs x 1.5 = 225 ft lbs
24
Q

general lap lubricant for most material

A

varsol or turpentine

25
Q

lap lubricant for cast iron

A

kerosene

26
Q

amount of material removed by lapping

A

.0005”

27
Q

abrasives for lapping

A

natural products such as emery, crocus, flint and garnet
abrasive cloth made of aluminum oxide, silicon carbide
screens, scotchbrite

28
Q

what are 3 types of dies

A

adjustable split
adjustable screw plate die
solid die or die nut- for chasing only

29
Q

what are 2 types of cleaning

A

mechanical- ppe cleaning, barreling/tumbling, ultrasonic, abrasive blasting
chemical- caustic soda, solvent cleaning, high pressure or steam cleaning

30
Q

what are the 3 taps and there order from start to finish

A

taper
plug
bottoming

31
Q

serial taps are sized in diameter from smallest to biggest. what is the order

A

1,2,3

32
Q

what are 4 types of hand reamer

A

solid
expansion
adjustable
taper

33
Q

which hand reamer can expand more the adjustable or expansion

A

adjustable can move from 1/32 on small to 5/16 on larger reamers
expansion can move .006 over 1/2 and .010 from 1/2 to 1”

34
Q

what is the advantage of using a helical flute reamer over a straight

A

can be used in a bore with a keyway or oil groove

are less aggressive than straight reamers

35
Q

how much does each tooth remove when broaching

A

.003

36
Q

Torque wrench used to measure rolling resistance

A

Beam and dial

37
Q

what material cannot be soaked in a caustic tank

A

aluminum

Millwright Level 1 (17 decks)

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