CNC3018 Pro

Warning: This page is still a work in Progress, please contact Yichen Zhang (Spacezhang) on Slack if more Information is needed

Warning: Beware of the dangers of CNC machines! Use at your own risk and only if you know what exactly you are doing!
Please contact Yichen for detailed explaination and tutorial

     

CNC 3018 Pro Release status: experimental [box doku]
Description	Milling/ Engraving Machine
Author(s)	Yichen Zhang (Spacezhang)
Last Version	v0.1 pre alpha test (25.04.2022)

General Introduction

A small but full-featured cnc running GRBL donated to the lab for use, brought to you and maintained by Yichen.

Side View

What is the CNC 3018 Pro?

The CNC 3018 Pro is a generic engraving machine. This machine can be used to cut anything from wax to wood and is very good for getting started and learn how to use a CNC machine and how It works.

Acceptable work piece materials

Engrave/ Cut

• MDF / HDF
• Softwood, Hardwood, Plywood
• Acrylic
• PCB
• Very soft Aluminium (no harder than brass or aluminum 6061) (Detail untested)

+ Height Map support

Current Position

[Comming soon]

Getting started

Basic operation

• Change Router bits
• Z Height map
• Change Spindle

[Detail and Tutorial comming soon]

Software Setup & Introduction

Set up the machine -> connect to laptop -> move to origin -> load sample gcode -> start milling

Test Gcode

[Detail comming soon]

Maintanence

[Detail comming soon]

Technichal Documentations

Specifications

Mechanical Specifications

• Type: Milling / Engraving machine
• Machine dimensions: 330 x 400 x 240 mm (13.0″ x 15.7″ x 9.4″)
• Working area: 300 x 180 x 45 mm (11.8″ x 7.1″ x 1.8″)
• Frame: Extruded Aluminum
• Linear system: Lead screw driven with rods and linear bearings
• Materials: Woods, Plastics, PVCs, soft aluminum (6061), Nylon, Acrylic, PCBs
• Motion: NEMA 17 Stepper motors

Spindle

• Motor: 775 motor, 24 V , ~8,000 RPM
• Rated current: 1.2A @ 24V.
• Cooling Fan: Internal
• Overall Size: 98x42mm, Full Round Type Ø5mm shaft.
• Collets: ER 11

Routing Bits

• Currently only 3.175 mm (1/8 Inch) Bits Available
• V Bits 20 / 40 / 60 degree
• Multifunctional cutting bits 0.8 – 3.175 mm
• Single flute upward cutting bits 3.175mm, 2mm
• 3.175mm Ball end double flute bits

Controll Board

Control board of cnc running GRBL

• Woodpecker V3.4 Mainboard
• Running GRBL 1.1f
• Interface Compatibility: Windows, Mac OS, Linux

[Detail comming soon]

Ongoing upgrades

• Chip sucksion
• Emergency Stop around front panel
• New Waste Board
• Different diamenter ER11 Collets holder

Possible Improvements

• Install End Stops
• Drag Knife cutter for vinyl Logo Cutting
• Better Z – Probe
• Laser Module for laser cutting / Engraving
• Chip suction device
• Second better waste Board
• Spindle Upgrade for better cutting

[Detail comming soon]

Sample cuts and demonstration projects

MuMaLab Acrylic Cut

PCB Trace Test

Engraving Test of a sticker in lab

Current GRBL Settings

GRBL 1.1f
$0=10
$1=25
$2=0
$3=2
$4=0
$5=0
$6=0
$10=1
$11=0.010
$12=0.002
$13=0
$20=0
$21=1
$22=0
$23=0
$24=50.000
$25=500.000
$26=250
$27=1.000
$30=1000
$31=0
$32=0
$100=800.000
$101=800.000
$102=800.000
$110=1000.000
$111=1000.000
$112=800.000
$120=30.000
$121=30.000
$122=30.000
$130=200.000
$131=200.000
$132=200.000