I know some have done it. I know most have not. Also, it seem to work fine without converting to linear slides. What size servos are You planning to use ? What...
89958
Paul Kelly
pk7639
Sep 28, 2006 1:46 pm
Does anyone have two Allegro A3977SED's they are prepared to sell me? I desperately need to repair a couple of boards and the only stock I can find is with a...
89959
afogassa
Sep 28, 2006 7:54 pm
... problems. ... position. ... appears to ... and ... every ... the ... focused ... G01 ... If ... Harry, it might be that your drive is not set up right,...
89960
turbulatordude
Sep 28, 2006 9:40 pm
... The chips are still available but in decreasing stocks from vendors. I think that smarter, more robust chips have come down in price so the chip sales fell...
89961
Peter Homann
homannp
Sep 28, 2006 11:18 pm
Hi Paul, I have a couple I could spare if you are stuck. Cheers, Peter. ... -- ... Web: www.homanndesigns.com email: homann@... Phone: +61 421...
89962
Thomas J Powderly
staggerlytom
Sep 29, 2006 2:28 am
Hello, I'd like to buy one breakout board for an STG2 8 axis card. (The one designed by Northwestern Univ, Evanston, Illinois) OR are there 2 more people who...
89963
cnc002@...
Sep 29, 2006 3:39 am
In a message dated 9/28/2006 4:11:14 P.M. Eastern Daylight Time, ... problems. ... position. ... appears to ... and ... every ... the ... focused ... G01 ... ...
89964
Vlad Krupin
vks_generic
Sep 29, 2006 6:32 am
I have exactly two left over from my previous project (I eventually decided to forego those chips in favor of discreet components, so I never got to use them)....
89965
Horace, T.L.Ho
skyfroghorace
Sep 29, 2006 1:27 pm
Hi Hannu, Really appreciate your asnwer this could save many efforts in trial and error. How wonderful it is to ask before building up anything. I am still in...
89966
Fred Smith
imserv1
Sep 29, 2006 2:28 pm
... problems. ... position. ... to ... and ... Are you using G90 absolute or G91 incremental programming? If using G91, your motions must add up to EXACTLY a...
89967
Ken Campbell
deltaperson1
Sep 29, 2006 3:46 pm
... From: "Horace, T.L.Ho" <skyfroghorace@...> ... *********** Just a thought, but take a serious review of obtaining a boss bridgeport and using the...
89968
Elliot Burke
optics22000
Sep 29, 2006 4:12 pm
To use a motor for a servo, how much cogging is OK? My motor definitely has some cogging, it can be felt while rotating the shaft by hand. It hasn't been...
89969
Jon Elson
jmelson2
Sep 29, 2006 5:26 pm
... Cogging torque of the disconnected motor is not much of a problem, all by itself. The larger problems are not as easy to detect, but are related to the ...
89970
Dennis Schmitz
denschmitz
Sep 29, 2006 5:32 pm
Frankly, only you can answer that, based on your application. How slow do you run it? If your application doesn't tolerate torque ripple, you can gear it down,...
89971
lcdpublishing
Sep 29, 2006 6:02 pm
Don't know Bill, Seems as though it all vanished for some reason. Perhaps the Wiley Cyotee got the Wood Ducks while chasing down the Road Runner machines. ...
89972
mvcalypso
Sep 29, 2006 6:20 pm
Hi - I have a Grizzly G1004 (the 8x30 floor standing version of the common 6x26) and I'm thinking about a CNC conversion. I'm interested in CNC conversion kits...
89973
Jon Elson
jmelson2
Sep 29, 2006 6:37 pm
... That is very hard to answer. If you start with a well-built machine in good condition, such as one of those legendary Bridgeport BOSS machines with only ...
89974
Apalais
apples0_17
Sep 29, 2006 10:45 pm
Hi Guys, I'm just going to but in here and ask if this is possible with at stepper motor. I don't know if you have seen my threads about my problem that I'm...
89975
Apalais
apples0_17
Sep 30, 2006 5:52 am
Hi Jack C. I am using the 20 degree rack and pinion, you told me to use that stuff originaly. I have loosened the the spring and the noise got worse. I have...
89976
turbulatordude
Sep 30, 2006 4:38 pm
... stuff originaly. ... In the order of 10:1 no the 2.57:1 that I have now. ... Maybe you need a bigger gear and not a higher ratio. Les Watts ran a software...
89977
optics22000
Sep 30, 2006 4:39 pm
Thanks for all the comments. Not a word was wasted. The motor I'm looking at is made for electric model airplanes. It is a three phase brushless motor, 240...
89978
Siebert
siebert200
Sep 30, 2006 5:31 pm
Thanks for all the fine advice. I did find out what the problem was. The lathe plugs into the "Might Drive" main box and is turned on and off by the control...
89979
John Dammeyer
jcdammeyer
Sep 30, 2006 5:33 pm
Hey Peter, I don't remember but did you say you were using a micro-step driver for these motors? John Dammeyer...
89980
Vince Negrete
vnegrete33
Oct 1, 2006 12:14 am
Yea, I dont know how they stay in business!..... Amazing! I caught an online sale and combined them for a big order complete with coupons, picked up about 30...
89981
Apalais
apples0_17
Oct 1, 2006 1:01 am
Dave, Yeah, I know that I need a larger pinion for better meshing and smoother running etc. But I really need to have more reduction. What size motors are you...
89982
afogassa
Oct 1, 2006 1:23 am
... was. ... and ... the ... supposed ... back ... tearing ... See That! there is a ton of things that can go wrong,and sometimes it's very simple thing. There...
89983
Apalais
apples0_17
Oct 1, 2006 2:01 am
Yeah I'm using Gecko's with the 10x microstepping. Peter ... From: John Dammeyer To: CAD_CAM_EDM_DRO@yahoogroups.com Sent: Saturday, September 30, 2006 9:56 AM...
89984
Horace, T.L.Ho
skyfroghorace
Oct 1, 2006 2:42 am
Hi Ken, I've head successful applications of stepper motor mainly in extremely slow feed rate. In slow speed steppers don't tend to miss steps. In the...
89985
Horace, T.L.Ho
skyfroghorace
Oct 1, 2006 2:56 am
Hi Jon, My mill a 10 year old bridgetport clone machine, it is still in good shape. It was manufactued by a Yeong_Chin, a famous machine tool manufacturer in...
89986
Jim Fleig - CNC Servi...
jcf611103
Oct 1, 2006 4:12 am
Where can these motors be obtained? Any links? Jim ... From: optics22000 To: CAD_CAM_EDM_DRO@yahoogroups.com Sent: Saturday, September 30, 2006 11:30 AM ...
