... called Milling Cutters, OK ... of cutters DO still apply. ... This is a good example of what I'm saying, just spent a whole 1/2 hour searhing for Uni...
781
radish1us
Jun 1, 2008 10:43 am
... Nope, you've done a good enough job on your own, I'm going to bed :-)...
782
Mauro Gaetano
tornitore45
Jun 1, 2008 12:35 pm
From the cutter point of view, your example 1 and 2 re identical. Since the cutter rotate, example 1 cuts with a few teeth, half a revolution later the same...
783
dtom57
Jun 2, 2008 2:25 pm
... Thanks, Mauro. I will try as you suggest. Tom...
784
arthurok_2000
Jun 7, 2008 10:14 am
how would you compare a basic x3 milling machine to a smaller rf/ rong fue type milling machine? i like the x3 because its a dove tail vs...
785
Steve Blackmore
stevepilotltd
Jun 7, 2008 7:44 pm
... You've answered your own question really :) The smaller Rong Fu 25 is really a drill - it even says so on the label ;) The larger dovetail column mills...
786
Eirik Karlsen
rrgnome
Jun 8, 2008 11:11 am
Hi, I can't really compare because I've only had (and still have) one mill, the X3. The X3 isn't perfect but I think that for its size and price its a very...
787
arthurok
arthurok_2000
Jun 8, 2008 11:17 am
some super lube sticky grease on the gears might help that problem ... From: Eirik Karlsen To: X_Series_Mills@yahoogroups.com Sent: Saturday, June 07,...
788
Eirik Karlsen
rrgnome
Jun 8, 2008 1:42 pm
No they run so fast that any oil or grease will be thrown off in seconds. I became aware of this problem after having purchased the machine and since I was...
789
Cliff. Johnston
graybeard488
Jun 8, 2008 5:55 pm
Sounds like a great marketing opportunity for someone - replacement gears that are quieter and better made...shoot, if I had the gear I'd make it myself... ...
790
Eirik Karlsen
rrgnome
Jun 8, 2008 7:09 pm
Yeah... well... The lubrication 'system' they've used in the spindle head of this machine is IMHO nothing less than a disaster. The various intermediate shafts...
791
Steve Blackmore
stevepilotltd
Jun 8, 2008 11:25 pm
... The "lubrication system" is fine? ... Don't put oil in - it's designed for grease. The thrust bearing also only needs a smear of grease, if the machine is...
792
Eirik Karlsen
rrgnome
Jun 9, 2008 1:20 am
Steve, Yes grease would probably lubricate the spindle quite well, and we could shove a bucket of grease into the head... this wouldn't leak out so all the...
793
Steve Blackmore
stevepilotltd
Jun 9, 2008 7:32 am
... A bucket full is not necessary, and there's no probably in it. ... Once it's greased - it doesn't need any more for 5-6000 hours or so?? If you put a SMEAR...
794
arthurok
arthurok_2000
Jun 9, 2008 7:50 am
the super x3 is the sports model of small mills. with its extra features maybe it is worth the xtra $350 over the basic x3 i believe...
795
Andrew Franks
andyf1108
Jun 9, 2008 12:18 pm
Hi Arthur, Getting back to your original question, I think a dovetail column must make the mill a lot easier to use than a round one. Changing between tools of...
796
jim58mac
Jun 10, 2008 2:12 pm
Eirik, I've looked at your pictures - please could you also post them as .stl files as I would like to explore them in SolidWorks. I also have some concerns...
797
Eirik Karlsen
rrgnome
Jun 10, 2008 6:43 pm
Jim, I have come up with solutions to all this, the parts are made, and I'm assembling now. It is too much work for me to post usable datafiles for you. The...
798
Eirik Karlsen
rrgnome
Jun 10, 2008 9:19 pm
Hi, I have just uploaded all my X3 CAD files to a webserver where you can download them. See my folder in the Files section for details. -- ...
799
John Stevenson
stevenson_en...
Jun 10, 2008 9:29 pm
Hi we have a server with plenty of bandwidth and storage and can hold the files there, only prob is that they need to be in 100MB size max for the upload and I...
800
Jose
jose.meneses
Jun 10, 2008 9:43 pm
Hi, Feel free to visit: http://www.machinery.josemeneses.com/workshop If you like it and want to have your files there, there is plenty of space and bandwidth...
801
jim58mac
Jun 11, 2008 4:52 pm
Many thanks for doing this Eirik. You must have spent many hours modelling to this level of detail. My efforts are insignificant by comparison. Regards Jim ......
802
Christopher Hicks
christopherm...
Jun 12, 2008 7:48 am
Dear Eirik, An exemplary piece of work, for sure! Reading between the lines, I see that you have bucked the trend, and used PMDC servos instead of stepper...
803
Eirik Karlsen
rrgnome
Jun 12, 2008 10:00 am
Christopher, Yes, I've used steppers in the past in other applications and been less than happy with the results. Ok they were driven in full step mode by a...
804
Christopher Hicks
christopherm...
Jun 12, 2008 1:58 pm
... less than happy with the results. ... using a better drive in u-stepping ... Yes and no. At low rpm micro-stepping is great for smooth (ie quiet) ...
805
Mauro Gaetano
tornitore45
Jun 13, 2008 1:19 am
I was looking at a picture of your Z axis motor, I have solution very similar to yours. The gearmotor is out of an defunct 14V drill, works fine but it smoked ...
806
Eirik Karlsen
rrgnome
Jun 13, 2008 7:52 pm
Christopher, Here are the 'preliminary' results... I've now run the Z directly off the 48V PSU (its a 38V motor). Looks like good speed and power. Later when...
807
Eirik Karlsen
rrgnome
Jun 17, 2008 10:58 pm
Hi guys, Tonight we passed 45 downloads of the X3 CAD files from DivShare... excellent, I hope you find them useful. -- ...
808
bty627624
Jun 20, 2008 3:29 pm
Hi I have downloaded Eirik's cad files which was not a problem but cannot seem to make sense of the .par files what does one do with them,sorry to be so dim....
809
Eirik Karlsen
rrgnome
Jun 20, 2008 5:52 pm
Hi, Pleasse read the "X3 files description.txt" file. You may, or may not be able to open the CAD files... it all depends on what CAD software you're using. ...
