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thank you everyone for the replies , i am going to use a/c servo motors so i think what has been stated is most software will work with them ,but what i also need to know is what controller software...

hi members

i am converting a knee mill to a 4 axis cnc and i have been looking at different controller software for my conversion and have chosen to use linux cnc ,not so much thats its free but...

thank you very much ,toyoman and jim your advice is very appreciated ,your advice was just like i thought

thank you i will post videos as i am converting it

thank you

hi everyone , i have a question if someone could help

i have a acra knee mill i want to convert to cnc ,i have posted before about this when i was looking into doing it about a year ago but only...

yes it was a case of me knowing what i needed and wanted before i could order so i downloaded the TBI catalog and studied what ball nut was designed for milling, as the part number said DFM series...

hi nic

after sending detail drawings of both shafts and the type of nut i wanted to use to TBI Motion they got back to me

with a price * DFM03205-4* *760 long* was $271 US dollar*delivered...

regards wayne[/COLOR]

Hi everyone

i have recently posted questions about what size ball screws i should use on my knee mill cnc conversion, jim advised me to go down from 32mm ballscrew to a 25mm ballscrew to improve...

Hi nic77
I have contacted tbi and they forwarded me to there agent in australia which can machine the ends for me and tbi said it would be quicker i have contacted the agent in my country and i am...

thank you

f you look at the nook critical speed calculator:

https://www.nookindustries.com/resou...ed-calculator/

I believe the end fixity is "C" for one end fixed and one end with a simple support,...

m

thank you that great news.

regards wayne

yes nothing worse



so its alright to go down from 32mm to 25mm without any whipping with such a long screw at 400 IPM.
also i would like to keep machine as a manual mill as well so i guess i...

kind regards wayne

thanks so much jim for your response i am learning slow but i am learning

jim you mentioned that a 750w motor would be fine for the z axis so i assume that a 750w size would also be able to be...

Hi to all members

i have recently removed x and y axis lead screws to be replaced by ball screws but there is a couple of thing i don't understand if someone could help it would be very...

thanks so much for the very helpful information it is so appreciated.

well guess what i decided to jump right in and at least get the machine converted to ball screws ,i have removed bed screws...

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Hi to all members i don't know if im posting in the correct forum please let me no if i have.
first of all i have done some research on converting my freejoth knee mill to cnc and i now have some...