WorksheetsTurning revision quiz
Total questions: 13
Worksheet time: 7mins
safety features on a lathe are
only wearing gloves when removing swarf
no loose clothing or untied long hair
guarding all in place
leaning on the machine is permitted
all of the above
how are cutting tools affected if not set on the centre during outside turning
the rake relation between the cutter and the work is altered
tool chatter
it does not really matter
tool will rub rather than cut
what type of steady is used if the operator is only working on the end of a long component
travelling steady
fixed steady
ready steady
long steady
what type of steady has 2 points of contact and is used to support the component behind the area of the tool
travelling steady
fixed steady
ready steady
long steady
on which two areas should the datum be set
chuck and tail stock
tool post and cross-slide
chuck and bottom
face and centre
a clearance fit is
hole is smaller than the shaft
the shaft and the whole are the same size
the hole is larger than the shaft
the shaft has no relation to the hole
(HSS) High Speed Steel is.......
hard and tough - can withstand shock loading
soft and floppy - can not withstand shock loading
hard on the surface yet soft underneath - can withstand shock loading
soft on the surface yet hard underneath - shocking to load
what types of tools can be made of HSS
drilling tools
lathe tools
internal threading tools (taps)
external threading tools (dies)
all of the above
a lathes feed rate can be affected by...
the required surface finish only
the depth of cut only
the material being machined only
the diameter of the work only
all the above in conjunction with one another
micrometers are easy to read because.......
the ratchet ensures everyone uses equal pressure
the combination of major and minor increment split between the fixed scale and the movable barrel are easy to read
the faces of the anvil are extremely flat
they are warm and fuzzy to hold
the resolution (accuracy) of a metric micrometer is
1mm
0.5mm
0.0001mm
0.01mm
two functions of water based coolant
remove heat
lubricate tool
smell nice
a replacement for milk in your tea or coffee
name two properties of synthetic cutting fluid
good at removing heat
good at keeping your hands feel soft
good at corrosion resistance
good at keeping the pain on the machine
