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Hi, i made an smal CNC machine to make max 20x20cm PCB prototypes. My problem is to get an good high speed spindle with low runout.

I tested an dremel one and at high speed have a lot of runout :/...

From where can i purchase a small lathe pneumatic chuck and lathe tool holder? i need an small chuck as i say the diameter of the pcs will be small 4-5cm and the lenght 10cm max.

No news? im interested in follow your design :)

Dude, your design is great, but looks really complicated for me. But for sure can get some ideas!

Many thanks for your support!

Hey guys, im looking about information about precision small CNC machines, i want to work with small pieces, like max length 10cm and 4cm diameter. Mainly to work with aluminum and 304 steel

I...

Hey guys, im looking some plans or images to get an idea about how can i make an strong machine with good precision: Mainly i want 30x30cm working area (i think that its small enough)

I want to...

Hey guys, i want to know if exist something that let met calculate the stiffness of an gantry build. I was thinking about make some machine to cut aluminium but want to calculate how can it be more...

thanks

Thanks for your time!

Well i have 1610 ballscrews, will use hiwin rails.
i really dont care about speed right now. i will build another machine that run faster i want to use this one just as...

Thanks for the link! i already draw a machine similitar to this! but this looks more robust >D

You know about precision? looks like are not using anything to level the axis.

Was thinking in a...

Hey guys as i post in other thread i was very bad experience with my builds :( last one used thin steel and get a lot of vibrations, now im building a new machine, but think that Y Gantry are very...

Hey guys after "try" to build two machines i get no good results and was very dissapointed and dont finished because get many many problems

I want to get some kind of log/doc/pdf or something that...