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my new flycutter as flywheel

https://www.cnczone.com/forums/attachment.php?attachmentid=411878&stc=1


https://www.youtube.com/watch?v=-Lg8O9oWfyk

this is how I did speed up my machine - up to 10 000 rpm
https://www.cnczone.com/forums/benchtop-machines/308858-optimum-bf20-g0704-ideas.html

just one comment, at begining the top two bearings...

Probe works wery well, it is easy to use, sometimes I do not have to take out the tool and I can measure with the probe.
https://www.youtube.com/watch?v=QiMnQvBB9-E

Belt drive with spindle speed...

my new probe - after problems with clasic probe, where using collet to hold the probe gave me error up to 0,05mm + error of the probe

I decided to make the probe fixed to the mill body. Now...

on top of part "206" I had ring with 4 magnets for measuring spindle speed - I did remove it (maybe you have another detail for measuring spindle speed)
(I measure speed on top of the cover -...

one part glued to spindle (take down the part with magnets)

344796

on it there is collet with angle same as on sheave

344798

and fixed with nut M40 x 1,5 (holes in it to tigten)

I did look at Drufel CNC - it seems as quite simple program (comparing to Mach3 or others)
Where is the difference that it will work OK with data controllers as DDUMxxx - up till now I thought the...

My belt conversion

I decided to change to 3f motor + VFD -
get rid of noisy gear
get more reliable motor
get easier control by VFD

my choice was power motor (650W / 2,3Nm in size of 550W...

BF20 uses MT2 for tool fixing (I do not plan toolchanger)
the tool is fixed in place by M10 x 1,5mm thread - part (114)
to release tool from MT2 - part (114) leans against part (112) - one turn...

I will show here few ideas I did on my machine. Maybe, it is already somewhere - but maybe not yet.

first of all - Z axis
I used ballscrew 20 / 05

the body for the nut is from 2 parts - look...

Hello, I never had dropouts in Gcode, (maybe just as I never got so far). The main problem was ...
manualy one step code G0 X50 machine and display went to X=49.864
G0 X0 ... X=0,652
G0 X50...

hello to Canada - from Czech republic :-)

a few tools ... the bigger problem for me is material and many hours of wasted time on nearly finished project. The mill must be 100% foolproof - just let...

it´s quite late today ... first off all, look at Ebay - for smoothstepper(=SS) and board CM126 - you will see the price for it whenever you are from
It is not cheap - but I lost so much time with...

well, if you use laptop, you must switch off - power safe - on USB,
but on my try - I found, that this board gets only Gcode as input and calculates everything by itself, sends back to Mach current...

after one month of trying to get it work I did throw this board away - the producer DDCNC.com no longer exists, the mail in manual (manual is a stolen copy with original mail) leads to producer of...

I am trying to run this board - 4 axis DDUMV1.0 from DDCNC
4 Axis USB Controller Card 400kHz CNC Mach3 Breakout Interface Board Win7 8 XP | eBay

but as soon as I install plugin for this...