MyDIYCNC Desktop CNC Machine

Specifications:

 

Working Area Dimensions

  • Sprite Table Dimensions 9.5” [241 mm] x 14” [356 mm]
  • Sprite Workspace 7" [178 mm] x 13" [330 mm] x 3.7" [94 mm]
  • BigFoot Table Dimensions 17.5” [444.5 mm] x 18” [457 mm]
  • BigFoot Workspace 15" [381 mm] x 13" [330 mm] x 3.7" [94 mm]
  • Table Travel 13” [330 mm]
  • Working Height Clearance 3.7” [94 mm]
  • Max Spindle Height 5” [127 mm]
  • Y axis travel 9.5" [241 mm]
  • Z axis travel 4" [102 mm]

 

Precision

  • 4,000 steps per inch, 0.00025" (0.00635 mm) per step, each axis.
    • (Up to 32,000 steps per inch, 0.0000312" (0.000794 mm) per step with microstepping Easy Driver electronics)
  • Full-step, full-torque performance
  • Includes Anti-backlash leadscrew mechanisms on each axis

 

Speed

  • Will vary with application  and software used
  • Max tested travel speed 26 IPM (inches per minute) with Chopper Drivers
  • Max 10 IPM with full-step, full-torque Drivers

 

Stepper Motors

  • NEMA 17 mount
  • 12V DC Bipolar Stepper Motor
  • 1.8o Step Angle
  • 0.4 Amp/phase
  • 2 Phase
  • 30 Ohm Resistance
  • 32 mH Inductance
  • 2 Kg/cm Holding Torque
  • 210 g/cm Detent Torque
  • 5 mm Shaft Diameter
  • 24 mm Shaft Length

 

Spindle

  • Adjustable speed: 5,000- 14,000 RPM
  • Ball bearing supported shaft
  • Powerful torque: 110 g/cm
  • Built-in cooling fan
  • Button spindle lock
  • Keyless 3-jaw chuck head

 

Power Requirements

  • Power Supply Requirements 220 VAC or 110 VAC, switch-selectable
  • As provided to the DIY Desktop CNC Machine by
  • Power Supply
  • 12 VDC, up to 4 AMPS
  • 5 VDC, 500 mA
  • As provided to the MyDIYCNC Spindle by Power
  • Supply
  • 12 VDC
  • No load: 700 mA
  • Start Up: 600 mA
  • Load: 1.2 A

Laser Head

Absolute Maximum Ratings:

Item

Absolute   Maximum Ratings

Unit

Forward Current (Tc = 25°C)

1.7

A

Allowable Reverse Current (Tc = 25°C)

85

mA

Operating Case Temperature

50

°C

 

Electrical / Optical Characteristics

Item

Min

Typ.

Max

Unit

Optical Output Power

 

1.6

 

W

Dominant Wavelength

435

 

455

nm

Threshold Current

80

 

220

mA

Operating Voltage

3.7

 

5.5

V

Beam Divergence Full Anlge (1/e^2) //

5

14

25

deg.

Beam Divergence Full Anlge (1/e^2) – Perp

30

44

50

deg.
 

Laser Driver Board

Features:

  • High power current source for driving Laser Diodes and Light Emitting Diodes.

  • Current Range of  2.0 Amps.
  • Current Ranges are adjustable in 500ma increments.
  • No need for extra cooling at maximum load. (depends on power adapter and compliance voltage.)
  • Soft start for diode protection.
  • Reverse diode and ESD protection.
  • Thermal Protection and Over Current Protection.
  • Compact Size.
  • CW Mode and Input Control Mode.
  • Digitally isolated control input.
  • Control from CW to 5KHz.
  • Configurable Input signal: Inverting /Non-Inverting.
  • Multiple connector options for both Laser/LED output and control input.
  • LED status lights for input laser enabled and laser on.
  • Optional fan for extra thermal stability.

Specifications:

Specification

HCDBSA   2.0 AMP

Current   Source Range:

0 –   2.0 Amps

Current Limit Jumper Settings:

0.5,   1.0, 1.5, 2.0 Amps

Compliance Voltage w/7.5V adapter:

3.5   Volts

Compliance Voltage w/12V adapter:

8   volts

Current Resolution:

0.1%

Current Adjustment:

Analog   Trim Pot

Current Range Accuracy

Always   greater than limit, no more than 15%

Laser Diode Protection:

Soft   Start, Reverse Voltage, Current Limit, Thermal Shutdown

 

 

Control Signal Digital Isolation Voltage:

4500   Vrms

Minimum Control Signal ”Turn On” Voltage:

2.8   Volts

Control Signal Maximum Voltage:

36   Volts

Control Signal Maximum Current:

50 ma

Control Signal Maximum Frequency:

5KHz

Connectors:

Screw   Terminal and Molex Mini-Fit Jr™ Connectors

Operating Temperature:

0 to   40 °C

Storage Temperature:

-40   to 70 °C

Dimensions:

2.85″   x 2.1″

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