parts Flashcards
digital readout
indicates location of tool in X & Z axes;
helps machinist cut workpiece accurately
headstock
where motor gearbox, spindle & controls are located;
spindle speed & lead screw rotational speed can be changed
supports
supports & raises lathe machine
3-jaw chuck
holds & rotates workpiece at high speeds
safety guard
prevents contact w/ rotating chuck
light
helps machinist see workpiece & tool well
splash guard
prevents coolant & chips from spilling onto floor
tailstock
holds tools
e.g: drill bits, reamers, centers
bed
acts like the base of machine
carriage
holds components to move the tool;
handwheel to move carriage;
control lever to start/stop machine
lead screw
allows carriage to be engaged to it;
move it at specific rate;
useful when cutting threads
brake pedal
switches off & applies brakes to spindle;
emergency stop device
saddle
slides on bed;
supporting cross slide
apron
houses mechanism to engage carriage to lead screw
cross slide
allows compound slide to be moved perpendicular to spindle
compound slide
allows tool post to be swiveled & moved
toolpost
tool holding device;
up to 4 tools