CNCCMV2/Overview: Difference between revisions

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*X Axis Travel = 200mm
*X Axis Travel = 200mm


*Y Axis Travel =  
*Y Axis Travel = 125mm


*Z Axis Travel =  
*Z Axis Travel = 30mm


*Step Motor Resolution = 1.8 degrees per step
*Step Motor Resolution = 1.8 degrees per step
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*Step Motor Torque = 3.2kg-cm at 12VDC
*Step Motor Torque = 3.2kg-cm at 12VDC


*Spindle Speed = 22600rpm no-load
*Spindle Speed = 1050Kv
 
*Spindle Motor Torque at 24VDC = 88.5g-cm at max efficiency


*Repeatability Goal: +/- 0.01mm
*Repeatability Goal: +/- 0.01mm

Revision as of 00:58, 9 April 2012

Performance

  • X Axis Travel = 200mm
  • Y Axis Travel = 125mm
  • Z Axis Travel = 30mm
  • Step Motor Resolution = 1.8 degrees per step
  • Accuracy =
  • Step Motor Torque = 3.2kg-cm at 12VDC
  • Spindle Speed = 1050Kv
  • Repeatability Goal: +/- 0.01mm
  • Nominal Milling Speed (Copper on FR-4):

Design

  • Major Frame Type: Mobile Gantry
  • Minor Frame Type: Blocks on Plate, Double Drive X Axis
  • Axis Drive: Step Motor
  • Rotary-to-Linear: Ultra-smooth Threaded Rod and Wear-compensating Nut
  • Anti-Friction: Bronze Sleeve Bearings
  • Axis Supports: Precision Stainless Steel Shafts
  • Working Platform: Magnets and Reference Holes on Platform
  • Spindle Drive: Brushless DC Outrunner Motor
  • Spindle Shaft: Precision Stainless Steel Shaft
  • Control Electronics: Computer, Microcontroller, Stepper Driver
  • Control Software: Gctrl (Gcode Streamer), GRBL (Gcode Interpreter)