CNCCMV2

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Revision as of 21:13, 14 February 2012 by YK (talk | contribs)
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Specifications and Design Rationale

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Overview

  • The CNC Circuit Mill Version 2 is designed for superior ease of sourcing, fabrication, assembly, and disassembly, combined with high performance, scalability, modularity, and lifetime design- all at low cost.

Key Design Specifications

  • Stock Steel Cube-shaped External Structure
  • Stock Aluminum Angle-based Internal Structure
  • Step Motor Axis Drive
  • Rotary-to-Linear Motion Converting Stainless Steel Leadscrew and Wear-compensating Leadscrew Nut
  • Anti-friction Bronze Sleeve Bearings
  • Precision Stainless Steel Axis-Supporting Shafts
  • Brushed DC Motor Spindle Drive
  • Precision Stainless Steel Spindle Shaft
  • Computer to Microcontroller to Stepper Driver Electronics Pathway
  • Gcode Streamer to Gcode Interpreter Software Pathway

Key Cost Specifications

  • Stock Metal = under 150 USD
  • Leadscrews and Leadscrew Nuts = under 250 USD
  • Precision Shafts = under 150 USD
  • Bearings = under 100 USD
  • Fasteners = under 70 USD
  • Electronics = under 200 USD
  • Software = Open Source

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