Computer-Controlled Machining


machines
   Roland
   ShopBot
   Hurco
   Harrison
   Omax
   MTM

stock
   rigid foam insulation (gesso, heat gun)
   veneer plywood
   medium density fiberboard (MDF)
   medium density overlay (MDO)
   oriented strand board (OSB)
   aluminum
   Lexan, polycarbonate
   glass

vendors
   McMaster-Carr
   Home Depot
   Admiral Metals
   Boulter Plywood
   Steritt Lumber
   Beacon Sales

tooling
   drill bits vs end mills
   flutes
   coatings
   center-cutting
   up/down cut
   flat/ball end

speeds and feeds
   chip load: ~ 0.001-0.010" feed rate (inches per minute) / (RPM x number of flutes) 
   cut depth: ~ tool diameter
   step-over: ~ tool diameter/2

lubricants

abrasive machining

fixturing
   vises
   clamps
   screws
   vacuum
   tabs
   weights
   adhesives
   encapsulation

flexures

toolpaths
   kerf, offset, runout
   conventional, climb
   2, 2.5, 3, 3+2, 5
   rough/finish cuts
   cut depth, clearance, collisions
   t-bones
   lead-in, -out
   test cuts, cutting air
   Modela Player
   ShopBot VCarvePro
   FeatureCAM
   Omax Layout
   fab modules
      .png .stl .cad .math .svg

file formats
   .path
   .rml
   .sbp
   .g
   .ord

safety
   training
   cuts, burns, impacts, fires
   glasses, shoes, clothes, hair
   emergency stop, assistance

welding
   arc
   MIG (metal inert gas)
   TIG (tungsten inert gas)
   spot
   friction
   ultrasonic

assignment
   make something big