Pocket NC

Pocket NC, the 5 axis milling machine built for your desktop and capable of cutting materials up to the hardness of aluminum.

 

Stats:

X Axis

  • Max Speed: 40 ipm (inches per minute)
  • Resolution: 0.000125in
  • Backlash: 0.0005 in at tool base
  • Deflection at 5 pound load : 0.001 in at tool base
  • Max Travel: 4.5 in
  • Homing Repeatability:  +/-0.0005 in
  • Repeatability: +/-0.002 in at 0% load

Y Axis

  • Max Speed: 40 ipm (inches per minute)
  • Resolution: 0.000125 in
  • Backlash : 0.0005 in at tool base
  • Deflection at 8 pound load : 0.001 in at tool base
  • Max Travel: 4.8 in
  • Homing Repeatability:  +/-0.0005 in
  • Repeatability: +/-0.002 in at 0% load

Z Axis

  • Max Speed: 40 ipm (inches per minute)
  • Resolution: 0.000125in
  • Backlash at 18 pound load : 0.0005 in 
  • Deflection at 18 pound load : 0.001 in 
  • Max Travel: 3.3 in
  • Homing Repeatability:  +/-0.0005 in
  • Repeatability: +/-0.002 in at 0% load

A Axis

  • Max Speed: 20 degrees/second
  • Resolution: 0.025 degrees
  • Backlash: 0.05 degrees
  • Deflection at 2 pound load : 0.001 in at table center
  • Max Travel: 100 degrees (90 degrees +/- 5 degrees)
  • Homing Repeatability:  +/-0.05 degrees
  • Repeatability: +/-0.05 degrees at 0% load

B Axis

  • Max Speed: 40 degrees/second
  • Resolution: 0.025 degrees
  • Backlash: 0.05 degrees
  • Deflection at 2 pound load : 0.001 in at table center
  • Max Travel: continuous rotation
  • Homing Repeatability:  +/-0.05 degrees
  • Repeatability: +/-0.05 degrees at 0% load

Spindle

  • Spindle Speed: 65-10,000 rpm
  • Power Output: 104 Watts
  • Spindle Motor: BLDC 3 Phase with Hall Feedback
  • Spindle Runout: ~0.0005in
  • Tool Change:  3mm Allen 
  • Tooling: ships with 1/8th inch collet, option to use 16 other sizes

Machine Control

  • BeagleBone Black running Machinekit/
  • Features
    • Spindle Override
    • Feed Override
    • Stop, Start, Pause
    • Jog while pause
    • 5 axis simultaneous movement
  • Ethernet, USB, mini USB, and HDMI ports
  • Accepts Standard Gcode
  • Power Source: 90-264 VAC, 127-370 VDC, 47-63Hz

Components

  • 7 NEMA 17 Motors
    • 3 linear lead screws with preloaded nuts
    • 4 rotary 8/1 belt drives
  • Linear Bearings, 9 & 42mm, 10% preload
  • Angular contact rotary bearings
  • 6061 Aluminum Frame, +/-0.002in squareness
  • Machine Dimensions: 
    • Fully extended:  17.5 in wide(444.5 mm) x 12.5 in (317.5 mm) tall x 12.5 in (279.4 mm) deep
    • Fully compressed: 13 in wide (330.2 mm) x 9.5 in (214.3 mm) tall x 9 in (228.6 mm) deep

Software