LifeTrac Construction Set Script
Script
- By the 4th of July, we will build 6 machines from the GVCS
- The designs will be the open source microtractor, bulldozer, truck, car, backhoe, ironworker machine, and new 50 hp power cube - primarily cut with the CNC Torch Table
- How is this possible? Through Module-based design - similar to a lifesize Erector Set.
- The first step is to create 3D design from our conceptual drawings - LifeTrac Construction Set
- This will be a group effort, online, working on Sketchup, Google Hangouts, and documenting the build in oManual - see [1]
- Then we ened to rapid prototype them by taking the Sketchup drawing - converting those 3D models into a file compatible with a 3D printer. We print a scale model of the parts out of plastic, not the entire machine, just we would build a machine from individual parts.
- We can test the reliability of the 3D design by the rapid prototype in 3D.
- So now have validated that the 3D design is correct - otherwise return to the drawing board.
- Next we move to the laser cutter on paper - 1/8" thickness - to simulate as a scale model - the cutting that will be necessary with sheet metal on a CNC torch table
- We assemble the paper model. To make tubing, fold the lasercut paper along 3 lines to get the tubing.
Tactical Pieces
- Implementation routes:
- Virtual, remote, crowd collaboration on GrabCAD. Put up 6 projects on GrabCAD.
- Design could be remote Hackathon or Sprint
- Design could be an in-person hackathon.
- Tactically - take Sketchup - generate a STL file - the toolpath file
Points of Emphasis
- Scalable method of development
- Economic significance
- Module-based design
- Rapid development collaborative process
- Popular development - peoples' technology
- Rapid Prototyping models
- Digital fabrication of final machine
- Crowd sourcing of contribution
- Parallel assembly
- Unskilled labor under professional management
Strategy
- Strategy - Design Challenge of GrabCAD
- Document in oManual
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