Re: [CAD_CAM_EDM_DRO] MINI MILL Kit

Sounds nice, Ken! The Grizzly version has a new big brother, the G0519, Are
you considering a kit for that one, too? From the looks of it, all that should
be required would be some longer ball screws, and maybe bigger steppers/servos.
Should be a natural.

Bill

On Wed Jul 9 03:41:21 2003 kdntool wrote:

>Hello Everyone,
>I thank you for your positive responses and feedback about the
>concept of this kit. A touch of clarification is in line: Kit is
>designed for the "Sieg" "X2" style mini-mills; Grizzly #G8689, Harbor
>Freight #44991, Homier #03947, and Micro Mark # 82573. I will work on
>other kits as time allows. I am still developing the X&Y ball screw
>set-up for the mills. I am looking for feedback as to whether pre-
>loaded ball screws are a must with everone interested. The ball
>screws I have chosen are Thomson 5/8" DIA .200 lead (5TPI). I am
>having some BSA screws quoted as well. As for stepper size I feel it
>is a choice that has many facets, with budget as the first followed
>by desired use. I have run the X&Y with single stack NEMA 23's rated
>at 116oz/in using modest feeds and speeds. I am currently running
>double stack NEMA 23's (180 oz/in 4.5V 2.0A)in a direct drive set-up
>with good results. I am using a Xylotex based driver board with 24V
>pwr supply. I would say this is the most economical approach with
>solid results. I will be trying some higher voltage drives to
>determine if the added expense yields much better performance and a
>baseline for recommendations. With the current set-up (direct drive,
>180 oz/in, 20TPI stock leadscrews) I can rapid 13 IPM X&Y. The "kits"
>as offered on my crude website, are mechanics only, no electronics
>included. I can offer the electronics as well if one desires. For my
>current set-up, 180oz/in motors, Xylotex based driver, pwr supply,
>and all quick connect cables for motors I am thinking @$550.00.
>
>Again Thank You For Your Responses, Every response helps!!
>
>Ken
>
>
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