Bridgeport Mill/Inductions Course
Mill
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TODO knurled thumb screw for Z handle thum screws auto feed stop dead blow hammer vice handle ali block
Safety
- No long sleeves (rolled up and secured is ok)
- Don't reach around, behind when spinning
- Don't leave chuck key in
- Don't leave the spanner on the draw bar
- make sure free moving and clear (spin by hand)
- covers closed (motor belt)
- dont touch the swarf with bare hands (hot and sharp)
- work can be hot
- carefully of the X handles when using auto feed
Tool Description
its a precision engineers tool not a bodgers tool
bed, xyz axis, saddle locks, x axis safety handles, x axis auto feed, auto feed stop, micrometer dials, spindle, quill, drill press feed, slow hand quill feed, auto quill feed, motor, motor tension, motor direction, belt speed, back gears, quill feed ratio, auto quill feed direction, slow feed clutch, motor break, auto quill feed stop, nodding worm and bolts, quill lock, till worm and bolt, spinning the turret, extending the head, DRO, one shot oil system, power controls, vice, rotary table, work clamps, collets, drill chuck, parallels, ends mills, fly cutter, boring head
Simple usage
materials
ali steel stainless plastics brass copper NOT WOOD
pre use maintenance
2 oil pots
main spindle
back gears
one shot oil, 3 pulls
quill should be dripping if correctly maintained
mains power
switch positions spindle, shaper head, auto feed, coolant motor direction switch
adjusting belt speed
stop motor, stop motor & tension off, adjusting belts, engaging back gears, tension on
mounting work
bed, T-slots, clamming kit, vice, parallels, sacrificial metal NOT the bed or vice, V blocks, rotary table, center finder, wiggler
aligning vice and work
dial indicator
tramming the head
types of tool
end mill slot mill ball mill drills center drills boring head fly cutter facing cutter
mounting tools in the quill
use a collet of correct size never mount mills in drill chuck drill chuck
climb cut vs conventional cut
Machining operations (practicle)
squaring a block