The dealer showed me a machine he had 'preped' in this way. The table was tapped and fitting installed to the return. The KURT style vises have coolant...
876
john@...
Oct 1, 2001 1:28 pm
Sorry, the RF31 DOES NOT come with a reverse switch. This is an option specified by the importer. Cheers...
877
john@...
Oct 1, 2001 1:33 pm
A moderate tap with a dead blow hammer is all that is needed. I have used a 3" carbide face mill, cut about 1/8" per pass in T6 (very heavy cut) and not so...
878
john@...
Oct 1, 2001 1:36 pm
Hi Alan, Did you say you 'MILLED' a flat on HSS? Ouch! ... do ... supplied ... rotary ... oz/in ... see ... although ... for ... the ... setscrew. ... simple ...
879
Alan Marconett KM6VV
KM6VV@...
Oct 1, 2001 6:15 pm
Hi John, My RF-31 from Harbor Freight (several months ago) HAS a forward/reverse switch! It also has a 2HP motor, while I believe the RF-31 motor is smaller....
880
john@...
Oct 1, 2001 8:54 pm
Hi Alan, All RF31's are built plain. The reverse switch (also called a tapping switch for power tapping) or the optional power down feed or optional power feed...
881
Alan Marconett KM6VV
KM6VV@...
Oct 1, 2001 10:30 pm
Hi John, Thanks for the info. Too bad they don't have a CNC option! I know of this site: http://www.rongfu.com/ and: http://www.rongfu.com/arfa-mill-31.htm To...
882
Alan Marconett KM6VV
KM6VV@...
Oct 2, 2001 2:15 am
Hi John, Ouch? I didn't mill the flat. Saw "weldon" in a catalog, I learn something every day! Alan KM6VV...
883
john@...
Oct 2, 2001 1:18 pm
There is a CNC option for the RF31 (third party) and a very good (read expensive like heck) one too! I don't have the name with me, but will post it tomorrow....
884
jkmccoy@...
Oct 2, 2001 9:41 pm
... just ... I'm using flood coolant on my RF30 clone. The machine is sitting on a big bench (3x4 feet, lathe on the other end). The top of the bench has a...
885
mycomminc@...
Oct 3, 2001 1:12 am
I received my new mill a few days ago and decided to pull the xy table apart to check for lube and grit. Aside from that portion of the ways that were exposed...
886
john@...
Oct 3, 2001 1:32 pm
Alan, Here is the link to Micokinetics. Looks nice but a little $$ http://www.microkinetics.com/cncdmill.htm John ... for ... get ... to ... that ... feed ... ...
887
Alan Marconett KM6VV
KM6VV@...
Oct 3, 2001 5:47 pm
Hi John, Thanks! Microkinetics! I have seen their catalog. Actually looked through it about a week ago. Mine must be old, as I didn't see any RF-31...
888
machines@...
Oct 3, 2001 9:39 pm
... One thing to remember with the Microkinetics system is that their controller is linked to their software. You might well be better off using third party...
889
Alan Marconett KM6VV
KM6VV@...
Oct 3, 2001 11:09 pm
Hi John, You're quite correct! Actually, I'm just interested in pre-made motor mounts and ball screws. I'd like to see how they did it. At 6K+, I think I...
890
Steve Roberts
sr888@...
Oct 4, 2001 2:44 pm
First suggestion leave the ways alone they are ground! Secondly if you insist on honing use a valve grinding paste diluted with oil. After honing wash out...
891
jason_morton@...
Oct 4, 2001 9:09 pm
I'm looking for a small mill or mill/drill that has a tilting head and an R8 spindle. I'm really a beginner at all this, but have read through the posts here...
892
Al Patrick
arp@...
Oct 5, 2001 1:21 am
... Check out Harbor Freight "Mini Mill" I think it will fill the bill for you -- for under $500 + Tx. I'm not sure it will be up to your quality specs, but...
893
mycomminc@...
Oct 5, 2001 1:27 am
... with ... Steve A bit more detail and a progress report is in order. The ways on the base of the mill, the table and the inner surface of the gibs are ...
894
jkmccoy@...
Oct 5, 2001 11:38 am
... that ... quality ... would ... Thanks. Look carefully at the RF30/31 and clones. I think you will find that the mini-mill is going to be underpowered for...
895
vanmeter@...
Oct 5, 2001 12:57 pm
If a tilting head is a requirement, than the RF-40 (round column) and RF-45 (rectangular column) have geared, tilting heads on full size mill/drills. For...
896
cadman@...
Oct 5, 2001 3:31 pm
Check out the latest "Hot deals" catalog from Enco. They have a small bench top knee mill that may work for you. jeff aka CADMAN web:...
897
nhmug@...
Oct 5, 2001 7:43 pm
I am a relative newbie to machining, and recently picked up a very slightly-used RF-31 (I know the original owner, and helped uncrate and move the machine into...
898
Dave Hills
dhills@...
Oct 5, 2001 7:49 pm
First make sure the base is square and level. Any twist in the base from front to back will show up as a tramming error. You can accomplish this with shims ...
899
john@...
Oct 5, 2001 9:26 pm
Loosen the bolts holding the column to the base and add shims as needed with brass shim stock or cigarette paper. This is a tedious job, but you can get it to...
900
herbb2@...
Oct 6, 2001 3:15 am
Hello, I just uncrated and set up my mill from Harbor Freight. My question is how do you lubricate the spindle bearings? Thanks Don B...
901
Chris Difani
cdifani@...
Oct 6, 2001 3:32 am
Don: Which model of mill do you have? If you can give us the Harbor Freight catalog number, that will help a lot. Thanks, Chris Difani cdifani@... ... ...
902
herbb2@...
Oct 6, 2001 3:48 pm
... Chris, I should have known to include the catalog number, sorry about that. The nameplate says "Central Machinery Item 33686" Thanks Don B ... Freight...
903
rontollison@...
Oct 7, 2001 4:19 am
I need a mill drill and I have been looking at all of them and need some advice. Do I buy a Jet?a Rong Fu?a Grizzly?Enco? or a clone like Wholesale tool or...
904
Bruce Simpson
editor@...
Oct 7, 2001 4:28 am
... I have a geniune RF and it was fine and dandy right out of the crate. Although RF has a better reputation, I don't think I've seen anyone whose bought a...
