Chuck Log: Difference between revisions

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* replaced mechanical microswitches on X1-X2 axis with photointerrupters..success. [[Stepper_Testing#opto|Testing]]
* replaced mechanical microswitches on X1-X2 axis with photointerrupters..success. [[Stepper_Testing#opto|Testing]]
* contact Kavitha to coordinate torch table prep for Dec. 18 CEB build.
* contact Kavitha to coordinate torch table prep for Dec. 18 CEB build.
* research CNC oxyfuel torch cutting [[CNC_Torch_Table]]
* research CNC oxyfuel torch cutting [[CNC_Torch_Table#Cutting_Torch]]
* research onsite oxygen generation (PSA)
* research onsite oxygen generation (PSA)
* order some gas valves off eBay
* order some gas valves off eBay

Revision as of 16:04, 26 November 2012

Intro

A chronological log for Chuck Harrison, occasional off-site collaborator.

Log

25-Nov-2012 thru 31-Nov-2012

  • got update from FEF regarding Dec 18 CEB build: no oxyfuel, using PP60 plasma on torch table, new tool chain with ImplicitCAD

18-Nov-2012 thru 24-Nov-2012

  • sync grbl to upstream..success.
  • replaced mechanical microswitches on X1-X2 axis with photointerrupters..success. Testing
  • contact Kavitha to coordinate torch table prep for Dec. 18 CEB build.
  • research CNC oxyfuel torch cutting CNC_Torch_Table#Cutting_Torch
  • research onsite oxygen generation (PSA)
  • order some gas valves off eBay

11-Nov-2012 thru 17-Nov-2012

  • start log.
  • ship Millermatic 200 welder (Seattle craigslist) by LTL truck to FEF. 400 lbs for $500; was that reasonable?
  • steppernug (open source stepper driver) schematic review with Darren
  • received photointerrupters for torch table testing
  • looking into "does not quite reach position" bug in my grbl branch

Ancient history

First contact with OSE Sept 2011 briefly on site. I was in the area visiting relatives David Ihnen and Margaret Havens.