4x8 CNC Machine

Creator: EnabrinTain Status: Calibrated, next step: Cut Stuff! Born On: 15:47, 22 March 2012 (CDT) Last Updated: 14:30, 11 June 2012 (CDT)

Overview

This is the project page of a CNC capable of milling 4' x 8' plywood sheets. Update: I have ordered a 52" x 104" (area) Plasma cutting table from eagleplasma. Updates to follow below:

Status

• 10or11 May 12: Ordered CNC Kit from eagleplasma.com
• 16 May 12: Kit arrived in 3 boxes (145#, 145#, 95#) - I like to call them Huey, Duey, and Louie
• 17 May 12: Uncrated the contents. (see below for pictures)
• 18 May 12: ASSEMBLY
• 28 May 12: Built Spindle Mount
• 30 May 12: Calibration

Links to Cuttable Pattern Resources

• Shelter 2.0
• Open Design Furniture
• More Open Design Furniture
• Necessary Thingiverse link
• mashup for routers
• Neat CNC chair
• Necessary link to cnczone
• single sheet canoe
• single sheet stairs
• single sheet canoe
• WikiHouse
• AtFab (sexy furniture)

Links to CNC Machine Resources

• A small company building hobby plasma cncs
• Contraptor
• flexible manufacturing system
• Build Your CNC (a distant relative of the 2x4 CNC Machine) *closed source
• Mechmate *closed source
• neo7 cnc
• 80/20 Ebay store

Assembly Pics

Crate Contents

The crates arrived! the vertical one weighed 95lbs, and the two horizontal ones were 140lbs!	The Gantry box without its cardboard. see the dalek in the background?	The contents of the gantry crate.	The cnc table crate, marked 'bottom'
The cnc table crate contents, marked 'bottom'	The cnc table crate, marked 'top'	The cnc table crate contents, marked 'top'

Concerns

Of concern: The ground is not connected	Of concern: The power wires seem a bit thin...
Fixed ground. Other wires seem ok.

Assembly Day

The table parts out of their plastic

More to follow once I've resized them.

Bill of Materials

This may be put on hold...

Name	Number	Price	Source
3/8" V Groove Guide Bearing	16	$165	vxb.com
Sub Total		$116.83