CNC

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Controller

grblShield Documentation

TinyG Documentation

Manuals

Stepcraft 420 + gShild 5 Setup

Microsteps

X: 8 Y: 8 Z: 8

$0=10 (Step pulse time, microseconds)

$1=25 (Step idle delay, milliseconds)

$2=0 (Step pulse invert, mask)

$3=0 (Step direction invert, mask)

$4=0 (Invert step enable pin, boolean)

$5=0 (Invert limit pins, boolean)

$6=0 (Invert probe pin, boolean)

$10=1 (Status report options, mask)

$11=0.010 (Junction deviation, millimeters)

$12=0.002 (Arc tolerance, millimeters)

$13=0 (Report in inches, boolean)

$20=0 (Soft limits enable, boolean)

$21=0 (Hard limits enable, boolean)

$22=0 (Homing cycle enable, boolean)

$23=0 (Homing direction invert, mask)

$24=25.000 (Homing locate feed rate, mm/min)

$25=500.000 (Homing search seek rate, mm/min)

$26=250 (Homing switch debounce delay, milliseconds)

$27=1.000 (Homing switch pull-off distance, millimeters)

$30=1000 (Maximum spindle speed, RPM)

$31=0 (Minimum spindle speed, RPM)

$32=0 (Laser-mode enable, boolean)

$100=750.000 (X-axis travel resolution, step/mm)

$101=750.000 (Y-axis travel resolution, step/mm)

$102=750.000 (Z-axis travel resolution, step/mm)

$110=500.000 (X-axis maximum rate, mm/min)

$111=500.000 (Y-axis maximum rate, mm/min)

$112=500.000 (Z-axis maximum rate, mm/min)

$120=10.000 (X-axis acceleration, mm/sec^2)

$121=10.000 (Y-axis acceleration, mm/sec^2)

$122=10.000 (Z-axis acceleration, mm/sec^2)

$130=300.000 (X-axis maximum travel, millimeters)

$131=420.000 (Y-axis maximum travel, millimeters)

$132=140.000 (Z-axis maximum travel, millimeters)

Software

Fusion 360

Fusion 360

ncviewer

Fräsen

orange cnc

INVENTABLES

setup tools

  • open-end wrench 13 und 17
  • allen wrench 4mm


  • 1/8 inch
  • xcarve tools 1/8 inch import


pcb up konverter 5V auf 12V - 48V

  • pwm 1-5khz

cnc spindel


cases

case for electronics

  • 2 drilles for power input and spindel power
  • drill for poti 7mm


plexifront

25 x 50




case for pwm controller

  • 16cm x 12cm high * 12cm width


cable mapping

wiring TinyG

TinyG

wire color winding
green a1
black a2
red b1
blue b2


X-motor

function motor controller
a1 green yellow
a2 black brown
b1 red pink
b2 blue blue


Y-motor 1

function motor controller
a1 green green
a2 black black
b1 red red
b2 blue white

Y-motor 2

function motor controller
a1 black black
a2 red red
b1 green green
b2 blue white


Y-combined

function motor controller
a1 black/green yellow
a2 red brown
b1 green/black green
b2 white white


Z-motor

function motor controller
a1 green green
a2 black grey
b1 red red
b2 blue white


configuration

configuration

todo

  • endstops for all axes x,y,z
  • TinyG configuration needed
  • error202


control unit

wiring

  • wire for spindel and z-axis and x-axis 10-wires
    • 120cm , colors (red, green, black, blue)
  • wire for y-axis1 1m and y-axis2 60cm
  • adapter cable between tinyG and mill 1m


Case measurement

  • power 20cm x 10cm
  • tinyG case 13,5cm x 13,5cm


power suply spindel 22cm x 11,5cm x 5cm pwm trafo 5x8x9

raspbery pi case + screen