Safety, Tools, Weld Faults And OAW Flashcards Preview

Power Tools > Safety, Tools, Weld Faults And OAW > Flashcards

Flashcards in Safety, Tools, Weld Faults And OAW Deck (25)
Loading flashcards...
0

Guards on bench grinders should cover:

A) 1/4 of the wheel
B) 1/3 of the wheel
C) 1/2 of the wheel
D) 2/3 of the wheel

D) 2/3 of the wheel

1

Th gap between the tool rest and the grindstone on a bench grinder should never be more than:

A) 1.6mm (1/16")
B) 3mm (1/8")
C) 6mm (1/4")
D) 12mm (1/2")

B) 3mm (1/8")

2

The grinding wheel is classified by:

A) the size and type of the abrasive and the type of bonding agent
B) the size and width of the stone
C) the outside diameter and the size of the arbor hole
D) the shape and colour of the wheel

A) the size and type of the abrasive and the type of bonding agent

3

The safety specification to consider when selecting a grinding stone or disc is:

A) the grit size of the abrasive
B) the type of bonding material used
C) the rpm rating of the stone or disc
D) the size of the tool

C) the rpm rating of the stone or disc

4

A dressing to is used for:

A) putting a fine finish on the ground edges
B) refacing the surface of grindstones
C) squaring the tool rest to the grindstone
D) checking the clearance between and the grindstone and the rest

B) refacing the surface of grindstones

5

Bouncing or heavy vibration of the workpiece when grinding are indications that the grindstone is:

A) a coarse grit
B) travelling too fast
C) out of round
D) worn out

C) out of round

6

Before installing a new grindstone, you need to:

A) install a flat washer
B) roll it across the floor to check for out of round conditions
C) inspect the wheel for cracks
D) lubricate the centre hole

C) inspect the wheel for cracks

7

The flutes of a drill bit:

A) form the cutting edges on the point
B) allow the chips to escape
C) cause the chips to curl
D) all of the above

D) all of the above

8

The web of a drill bit:

A) separates the flutes
B) is the supporting section of the bit
C) gradually increases in thickness throughout its length
D) all of the above

D) all of the above

9

The risk of the drill bit grabbing the work or breaking:

A) increases as the bit is breaking through the workpiece
B) can be avoided by using adequate lubricant
C) can be minimized by running the drill faster
D) only occurs when drilling hardened steels

A) increases as the bit is breaking through the workpiece

10

A V-block should be used when drilling holes in:

A) round material
B) angle iron
C) non-ferrous material
D) items where very accurate hole dimensions are needed

A) round material

11

Hand drills are rated by the:

A) horsepower ratings
B) maximum rpm
C) depth they can drill
D) size of the chuck

D) size of the chuck

12

Tapered shanks are most common on:

A) small drill bits
B) large drill bits
C) number drill bits
D) letter drill bits

B) large drill bits

13

Slots in the drill press table are provided for:

A) mounting the drill head
B) draining the cutting fluid
C) clamping jigs to the table
D) securing the column

C) clamping jigs to the table

14

A magnetic base drill is an advantage when:

A) drilling non-ferrous metals
B) very accurate drilling is required
C) holes are drilled in the vertical plane
D) the cutting chips need to be recovered

C) holes are drilled in the vertical plane

15

Forming steel plate into cylinders is a process known as:

A) braking
B) bending
C) pressing
D) rolling

D) rolling

16

The main reason for using templates when forming steel is to:

A) maintain accuracy
B) increase production
C) eliminate tactical errors
D) impress your boss with your pattern development skills

A) maintain accuracy

17

Before using power brakes, it is a good practice to:

A) turn the machine on
B) check with your foreman
C) confirm the machine settings
D) take off your safety glasses

C) confirm the machine settings

18

The power tool that is best suited for creating intricate shapes and multiple bends is the:

A) plate roll
B) power bender
C) power brake
D) hydraulic press

B) power bender

19

Trip hammers are a good tool for:

A) sharpening bucket teeth
B) pounding out dents
C) removing alignment pins
D) driving bolts into misalignment holes

A) sharpening bucket teeth

20

What 2 factors must be considered when setting the blade clearance on a power shear?

A) hardness and ductility
B) shear strength & thickness
C) material type & thickness
D) shear blade condition and lubricant type

C) material type & thickness

21

One advantage of a vertical band saw is that it:

A) permits better operator visibility
B) can be used to cut curves
C) provides easy access for blade changes
D) shuts itself off when the cut is completed

B) can be used to cut curves

22

When cutting with a horizontal band saw, it is possible to:

A) cut server all pieces of bar stock at the same time
B) cut a variety of structural shapes
C) start the cut and then go work on something else
D) all the above

D) all the above

23

A not her is a cutting tool found on:

A) a band saw
B) a cut-off saw
C) an iron worker
D)a hydraulic press

C) an iron worker

24

Safe cutting of angle iron in a cut-off saw requires:

A) a labourer to do the work
B) one vertical leg of the angle iron against the stationary block of the clamping device
C) one vertical leg of the angle iron against the adjustable block of the clamping device
D) both legs of the angle iron resting on the tool base

B) one vertical leg of the angle iron against the stationary block of the clamping device