Search found 5 matches

by Bobtail Farm
Thu Feb 07, 2019 4:06 pm
Forum: General CNC
Topic: Harmonic Rotary Drive
Replies: 15
Views: 1051

Re: Harmonic Rotary Drive

thanks for the continued innovation. i look forward to reading your write-up on the harmonic drive for the 4th axis (eventhough I purchased and use one of those <$150 units).
by Bobtail Farm
Thu Jan 10, 2019 7:38 am
Forum: General CNC
Topic: CNC Construction Set V2
Replies: 18
Views: 1969

Re: CNC Construction Set V2

!
THANKS.
by Bobtail Farm
Fri Apr 27, 2018 12:23 pm
Forum: General CNC
Topic: CNC Construction Set V1
Replies: 36
Views: 4655

Re: CNC Construction Set

The current build of the plasma cutter still needs some upgrades and modifications. You might have noticed that I raised the height of the gantry. I needed to do this for clearance of the hand torch. A torch sticking out the front of your machine means you have to build things a little different. I...
by Bobtail Farm
Mon Sep 08, 2014 2:46 pm
Forum: General CNC
Topic: USB SmoothStepper Hookup
Replies: 12
Views: 10405

Re: USB SmoothStepper Hookup

Thank you baysales, msimpson, and sandra for your helpful and instructive replies.

Brian.
Bobtail Farms
by Bobtail Farm
Sun Sep 07, 2014 6:20 am
Forum: General CNC
Topic: USB SmoothStepper Hookup
Replies: 12
Views: 10405

USB SmoothStepper Hookup

(1) Ignoring the other work that it does, do I understand correctly that the SmoothStepper is used to provide a parallel port hookup instead of a USB connection between a laptop and the CNC? (2) If so, then does anyone have experience using an Express Card w Parallel Port (see e.g., http://www.amazo...