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cnc machining

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by

matthew venn

on 16 August 2014

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Transcript of cnc machining

Making moulds
http://lcamtuf.coredump.cx/gcnc/
Applications
Software
XY Alignment
Toolpath generation
Pycam
DIY GCodes/Post processing
DrillPic2
CAD
QCAD
http://www.qcad.org/en/
OpenSCAD
http://www.openscad.org/
http://www.mattvenn.net/2013/02/17/using-openscad-for-2d-machining/
InkScape
http://www.inkscape.org/en/
https://github.com/mattvenn/cad/tree/master/tools/drillpic2
CNC Boxotron
https://github.com/mattvenn/cad/tree/master/tools/boxotron
Other gcode generators
http://wiki.linuxcnc.org/cgi-bin/wiki.pl?Simple_LinuxCNC_G-Code_Generators
My Tools
400mm square router
PCBs
Cases and panels
General cutting
200x145x80mm mill
http://www.routoutcnc.com/
http://website.denford.ltd.uk/
Machine Control & PC
Linux CNC (was EMC)
CamBam
http://www.cambam.info/
http://www.linuxcnc.org/
http://www.cambam.info/ref/ref.linux
Z Alignment
http://www.autoleveller.co.uk/cnc-probe-guide/
https://github.com/bkubicek/grecode
https://github.com/mattvenn/cad/tree/master/tools/euler_pcb
Calibration
http://phk.freebsd.dk/CncPcb/calibrate.html
http://lcamtuf.coredump.cx/gcnc/ch2/
Your machine
Your bits
http://www.cnczone.com/forums/pcb-milling/82628-cheap-amp-simple-height-probing-11.html#post843483
Etch Z Adjust (python)
Z probing guide
GRBL
https://www.synthetos.com/project/grblshield/
https://github.com/grbl/grbl
http://pycam.sourceforge.net/
photomicroscope
http://www.instructables.com/id/digitizing-touch-probe-for-cnc-router/
probing
http://www.instructables.com/id/Custom-made-Sharpie-holder-for-a-CNC-router/
drawing
http://makezine.com/2010/09/14/webcam-cnc-robot-high-resolution-sc/
@davemurrayrust
stencil cutting
http://www.buildyourtools.com/phpBB3/viewtopic.php?f=8&t=944
Machine setup
http://bit.ly/feedsandspeeds
http://www.instructables.com/id/Make-your-own-PCBs-on-an-inexpensive-desktop-CNC-m/
http://hackaday.com/2011/04/22/pcb-milling-tutorial/
https://groups.csail.mit.edu/drl/wiki/index.php?title=Visolate:_Voronoi_Toolpaths_for_PCB_Mechanical_Etch
https://metalab.at/wiki/PCB_CNC
ECG Savebase
Parallel port breakout
http://hackaday.com/2014/07/31/milling-curved-objects-with-a-g-code-ripper/
http://blog.alessiovaleri.it/using-transform-matrix-for-pcb-drilling-part-1/
G-Code Ripper
http://www.scorchworks.com/Gcoderipper/gcoderipper.html
Bret Victor - inventing on principle www.youtube.com/watch?v=PUv66718DII
gear cutting / 4th axis
http://www.embeddedtronics.com/cnc_rotary.htmlf
http://openscam.com/
Tooling
Clamping
Hardware
Put all your config in a repo
https://github.com/mattvenn/cad/tree/master/emc2/configs
http://www.thingiverse.com/thing:776
T slot
Step clamps
DIY
ER 32 collet set
Avoid the
missing Vcc on one of the buffer chips!
Dial gauge & magnetic clamp
Calipers
Handy Tools
http://blog.lib.umn.edu/art-cnc/myblog/2011/09/woodcut-prints.html
Printing
CNC milling with Linux
http://bit.ly/cnc-milling
@matthewvenn
Toolpath preview
http://www.cnccookbook.com/CCCNCMillFeedsSpeeds.htm
Full transcript