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Re: bridgeport build

Posted: Wed Sep 28, 2022 1:26 pm
by adross809
cnckeith wrote: Wed Sep 28, 2022 1:06 pm link is bad.
750 watt is just fine for a 5 turns per inch knee mill.
https://photos.google.com/album/AF1QipN ... SsJd7_-q0r
maybe itll work that time? so it is fine ? good deal ,now will it be fine for using the knee as the z? ive seen some guys useing gas pistons to help out with the weight of the knee .

Re: bridgeport build

Posted: Wed Sep 28, 2022 1:33 pm
by cnckeith
z knee is a pitfall unless done right ($)
750 wont cut it on the knee, even with counter balance.
w knee works better

Re: bridgeport build

Posted: Wed Sep 28, 2022 1:36 pm
by cnckeith
link is bad
hit share button on google photos, then copy that link.

Re: bridgeport build

Posted: Wed Sep 28, 2022 3:06 pm
by adross809

Re: bridgeport build

Posted: Wed Sep 28, 2022 3:07 pm
by adross809
alrighty ,ill have to fingure out how to get the knee to stay put then .

Re: bridgeport build

Posted: Wed Sep 28, 2022 3:35 pm
by cnckeith
you can use the knee as Z but don't expect to be doing anything very accurate or any 3D surfacing.

manual bridgeport to cnc https://www.centroidcnc.com/bridgeportkneemill.htm

https://photos.app.goo.gl/ww1AZetCPGxFEu9s7

Re: bridgeport build

Posted: Wed Sep 28, 2022 3:52 pm
by adross809
cnckeith wrote: Wed Sep 28, 2022 3:35 pm you can use the knee as Z but don't expect to be doing anything very accurate or any 3D surfacing.

manual bridgeport to cnc https://www.centroidcnc.com/bridgeportkneemill.htm

https://photos.app.goo.gl/ww1AZetCPGxFEu9s7
gotcha , looks like ill have to fingure out putting a servo on the quill and finding a way to be able to manually move the knee