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L297/298 help please...

Hello all, I am trying to build a stepper controller for a bipolar 2A/Phase stepper motor, but I am having some trouble...
1 comments posted 19yrs
posted by lmcgill2
1 comments posted 19yrs posted by lmcgill2

MJ threads

I'm looking for specifications for internal MJ threads. Googling just gets me specs for sale, like to find some for free...
4 comments posted 19yrs
posted by ffredd
4 comments posted 19yrs posted by ffredd

Chatter in the x axis but not in Y ...???

Hi Gang.. I was cutting a square about 4" on a side 6061-T6 aluminum. 5/8 three flute, in my KMB-1. Depth of cut .060 ~...
10 comments posted 19yrs
posted by sdornfe1
10 comments posted 19yrs posted by sdornfe1

Meldas 300 horz m/c, G84 & tool chg. problem

Hi Guys, When machine reachs G84 Z -0.9 R0.15 F10.0 I get a spindle stall error. .75 x 10 tap @100rpm's. G94 works just...
3 comments posted 19yrs
posted by chrose
3 comments posted 19yrs posted by chrose

Vacuum Chucks.

To All: I was just wondering how common the use of vacuum chucks on a milling machine is, and what might be some of the...
10 comments posted 19yrs
posted by bottlbob
10 comments posted 19yrs posted by bottlbob

ER Collet Question

Most companies claim .039" collapse range on typical ER collets... See: http://www.techniksusa.com/wood/erpcm.htm I fin...
3 comments posted 19yrs
posted by bob
3 comments posted 19yrs posted by bob

ER Collets / Recommendations needed

Hi to all, Our company is looking at a series of high volume steel parts to be run on our multi-spindle screw machines....
7 comments posted 19yrs
posted by bobd
7 comments posted 19yrs posted by bobd

Takamatsura Lathe

If anyone is interested in purchasing a very clean older cnc lathe contact me. http://i32.photobucket.com/albums/d1/deb...
2 comments posted 19yrs
posted by
2 comments posted 19yrs posted by

Mazak MicroCenter followup...RIP

We sold that Mazak MircoCenter to a gentleman in Canada. I just got an email from him...it appears the trucking company...
6 comments posted 19yrs
posted by gunnerNOSPAM
6 comments posted 19yrs posted by gunnerNOSPAM

Spaceship Earth

Images of Earth http://www.btinternet.com/~fireballxl5/space/earth/ Peace, Love, and Joy John
5 comments posted 19yrs
posted by nospam
5 comments posted 19yrs posted by nospam

New Mazak Integrex Forum

Found this new forum just started. http://integrexmachinist.com/
0 comments posted 19yrs
posted by kimandmc
0 comments posted 19yrs posted by kimandmc

OT: update on IBM pension screw-job

I apologize for yet another OT posting, but this is an update of an earlier thread about IBM's efforts to "welsh" on th...
20 comments posted 19yrs
posted by gmcduffee
20 comments posted 19yrs posted by gmcduffee

On Topic gang tool cnc machining!

Long and winding road with many a "turn" she ain't Swiss she's my gang tool . Ok .562 hex steel, using all Iscar insert...
9 comments posted 19yrs
posted by my
9 comments posted 19yrs posted by my

need help tapping holes

I got the 10-32nf 1" deep though holes done just fine. Ground a tap down with the lathe and a tool post grinder. Howeve...
23 comments posted 19yrs
posted by rbraun333
23 comments posted 19yrs posted by rbraun333