General Lab Safety
what must you wear when entering into shop
safety glasses, closed toe shoe, hair tied back, etc.
If it is necessary to back the blade out of a cut, __________.
leave the power on so it comes out smoothly
turn the power off and then free the blade
leave the power on and loosen the blade tension
leave the power on but use brake to reduce speed
turn the power off and then free the blade
a handheld striking tool, often resembling a hammer, characterized by a large head made of wood, rubber, plastic, or leather.
A mallet
Before starting the planer ___________.
make sure that all guards are in place and securely fastened
clear the area of scraps, sawdust, oil, or grease
clear the machine and table area of chips, tools, or other matter
all of the above
all of the above
Stock chips and curls should be removed from the drill press _________
by wiping with the hand
by blowing with compressed air
by using a brush
any of the above are satisfactory
by using a brush
if a visitor comes into the mechanics laboratory, one should...
give them safety glasses
if it is necessary to black the blade out of a cut ?
Turn the power off and the free the blade
a versatile tool featuring a steel head with a flat, driving face on one side and a V-shaped, forked claw on the other for prying or extracting nails.
Claw hammer
Never attempt to surface lumber that is __________.
less than 12 inches long
less than 1/4 inch thick
cracked
all of the above
all of the above
To prevent seizing one should __________.
keep the bit well lubricated
reduce feed pressure when the hole is about finished
reduce speed of the drill bit
put a block of wood under the metal being drilled
reduce feed pressure when the hole is about finished
Approved safety glasses can be identified by
The Z 87.1 logo and manufacturer’s emblem
when you give work your individual attention you must what ?
concentrate on the work at hand.
a woodworking or metalworking hand tool consisting of a handle (stock) and a blade, fixed together at a precise 90 degree angle
Try square
If the lumber being planed stops part way through the cut
stop the planer, remove and discard the board.
wait until the cutterhead completely stops and readjust the planer
lower the table to free the stock and keep cutting
wait until the cutterhead completely stops and readjust the planer
If the stock being drilled begins to revolve, you should _________.
turn off the drill press and free the stock
tap the stock lightly with a hammer to free it from the bit
stop it with your hands
move the drill press table to free the rotating stock
turn off the drill press and free the stock
The “yellow” color coding system refers to
caution
The best time to remove scrap material from the band saw is ______?
an electric motor-driven tool used for boring holes and driving screws/fasteners into materials like wood, metal, and plastic
power drill
Which type of stock should never be run through the planer?
painted stock
green stock
over dried stock
extra long stock
All of the above
painted stock
What type of drill press chuck should be used with a straight shank twist drill?
Jacobs chuck
Morse tapered chuck
Jacobs chuck
The following personal protective equipment SHOULD be worn when operating a machine that is very loud like the planer.
Ear protectors.
The guards on the band saw should be adjusted to be approximately ______?
1/8 to 1/4 inch above the stock
a power tool designed to cut various materials—including wood, plastic, metal, and masonry—using a rotating, toothed, or abrasive disc
circular saw
The purpose of the off-bearer when using the planer is to __________.
pull the stock through the planer
support the stock through the planer
support, pull, and move with the stock as it comes through the planer
move with stock as it comes through the planer
support the stock through the planer
To select the proper drill bit, one should check _________.
size, sharpness and type of shank
drill speed
lubrication needed
length of the drill spindle
size, sharpness and type of shank