How to Make a Three Axis CNC Machine (Cheaply and Easily)

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The connected PDF (CNC-Part-Summary.pdf) offers detailed price and sourcing info for each required half. Listed right here is simply a abstract

Sheet Stock — $20
-a 48″ x 48″ piece of half” thick MDF (any half” sheet inventory can be utilized I’ve plans to make my subsequent model out of UHMW however price was prohibitive this time round)
-a 5″x5″ piece of three/four” thick MDF (that is used to make spacers so any piece of three/four” inventory discovered across the store may very well be used)

Motors and Controllers —- $255
-An complete instructable may very well be written on chosing a controller and motors. In quick what’s required is a controller able to three axes of management (with pulsed step and path inputs) and motors with about 100 ozin holding torque. I sourced mine from http://hobbycnc.com they’ve labored nicely and the equipment was fairly simple to solder. ( direct link )

Hardware— $275
-These elements will be acquired from three locations. The standard gadgets will be acquired at Home Depot, the specialty drive merchandise are simple to search out at any industrial provider, I used McMaster Carr (http://www.mcmaster.com) (I selected them as a result of they’ve a pleasant on-line retailer), and eventually due to the massive variety of bearings required I discovered one of the best value from a web based vendor (http://vxb.com) which sells 100 for $40 (leaves fairly just a few left over for different initiatives) ( direct link )

Software — (free)
-What is required is a program to attract your designs (I take advantage of CorelDraw), and a programme able to deciphering these information into pulses to be despatched to your controller. I am at present utilizing a trial model of Mach3 ( http://www.machsupport.com )however have plans to transform to LinuxCNC (An open supply machine controller which makes use of linux) ( http://www.linuxcnc.org )

Router Head— (additional)
-I connected a dremel sort chopping instrument to my machine nonetheless in case you are extra all for additive building (like [email protected] or RepRap) you might want to look into their deposition instruments.

Details

-the metric parts and particularly the cross nuts aren’t highly regarded and I needed to go to a number of Home Depots in my space earlier than I had sufficient.
-I could not discover a method to hyperlink to elements straight on the MCMaster Carr web site. To discover them go to www.mcmaster.com and seek for the half #

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