Sod's Law Of Land Rovers http://fuddymuckers.co.uk/wiki/ 2026-04-15T05:00:48+00:00 http://fuddymuckers.co.uk/wiki/ http://fuddymuckers.co.uk/wiki/lib/exe/fetch.php?media=wiki:dokuwiki.svg text/html 2022-02-21T10:53:36+00:00 Anonymous (anonymous@undisclosed.example.com) http://fuddymuckers.co.uk/wiki/doku.php?id=cnc:reference:feeds_speeds&rev=1645440816&do=diff Feeds & Speeds * :?: = Suggestion found on the internet Aluminium :?: “6065 is not good for milling, better use 7075” * Cutwel 1-Flute 3mm, 20krpm, 1100mm/min, 0.5D depth, Vc(?) 188mm/min, fz(?) 0.055 mm/tooth * Or TL;DR: 100mm/min at 0.5mm DOC, 50mm/min at 1mm DOC. text/html 2019-05-15T23:44:39+00:00 Anonymous (anonymous@undisclosed.example.com) http://fuddymuckers.co.uk/wiki/doku.php?id=cnc:reference:mf70_linuxcnc_config&rev=1557963879&do=diff LinuxCNC config for Proxxon MF70 Note: this is here for when I forget or lose my settings. This file will be different for even nearly-identical setups, depending on the mill, controller, wiring, etc. so it at best a very rough guide. Port + axis settings text/html 2019-05-15T23:44:41+00:00 Anonymous (anonymous@undisclosed.example.com) http://fuddymuckers.co.uk/wiki/doku.php?id=cnc:reference:mf70_mach3_cfg&rev=1557963881&do=diff Mach3 Proxxon MF70 Settings for Mach3 + Proxxon MF70 + TB6560-T3 CNC Driver This came with my conversion, it doesn't feature any inputs/outputs other than XYZ motors + enable pin and the scale may well be wrong too! It should at least get you started being able to move the mill though. text/html 2022-02-21T15:00:54+00:00 Anonymous (anonymous@undisclosed.example.com) http://fuddymuckers.co.uk/wiki/doku.php?id=cnc:reference:scrapbook&rev=1645455654&do=diff CNC Scrapbook Assorted links and info etc. found whilst reading the interwebs with no real place to be Useful Software * OpenSCAD Cheat Sheet * G-Code generator for Engraving and V-Carving * g-code to cut depth based on a gray scale image darkness or lightness * Read, Probe (uneven surfaces), Split, Wrap, Scale and Rotate G-Code * CNC Halftone picture generator * <https://hackaday.com/2018/12/27/when-unfolding-an-stl-in-software-math-isnt-the-tricky-part/> * Notepad++ G-Code Syn… text/html 2024-10-30T10:49:34+00:00 Anonymous (anonymous@undisclosed.example.com) http://fuddymuckers.co.uk/wiki/doku.php?id=cnc:reference:start&rev=1730285374&do=diff Reference * My CNC Scrapbook * Tips & snippets * My feeds & speeds notes * LinuxCNC config for Proxxon MF70 + TB6560-T3 CNC Driver * Mach3 config for TB6560-T3 CNC Driver * External links: * Hobby CAD, CNC machining, and resin casting by Michal Zalewski - an excellent intro & guide although a few years old now. * Proxxon MF70 mill CNC conversion based on 3D printed and off-the-shelf mechanical parts, with Y axis extended from 46mm to 90mm and Z axis extended by 15mm - a very use… text/html 2022-02-21T15:02:49+00:00 Anonymous (anonymous@undisclosed.example.com) http://fuddymuckers.co.uk/wiki/doku.php?id=cnc:reference:top_tips&rev=1645455769&do=diff Tips [Click for some Viz Top Tips!] Bits * Single-flute cutters for aluminium & plastic * Downward cut bits for clean edges on top of part, especially engraving Problems Snapping bits I snapped quite a few micro-drills until I realised the chuck had a lot of runout, switching to collets (standard micromot) fixed it.