Thursday, June 30, 2011

Flying together

As of Monday the Bridgeport CNC mill has been 100% complete, but that depends on what "complete" means. For now it's a functioning 3 axis mill with computer actuated spindle direction and speed with an automatic air brake for tool changing. Things on the list to come are a digital encoder to track spindle position which enables rigid tapping, a fourth axis CNC rotary table/lathe , a servo to power the knee up and down, and possibly a trunion table for 5 axis machining. For now I'll be pursuing production of custom race car components which may have a market with FormulaSAE racing. More to come on that.


Custom limit switch hook ups using CAT5e cables, stepper motor wiring needed to be reconfigured

Brake resistor which emits all the heat from electronic braking of the spindle. A healthy dose of thermal paste as usual.


 Variable speed drive being reassembled. I plan to replace this with a one-to-one belt drive, but for now I'll put up with the flappy noise it makes.

I had to lay the head over to get the extra long drawbar in. This thing is really tall!



Now, more importantly, check out this sweet eagle on a globe.




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