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Re: Royal live center


 

Nice job Dave
Looks like new again. Did you make sure you have the proper bearing a pressure bearing ? How much was the bearing. I have a live center I made years ago need to replace bearing on it

GP

apart as you may have noticed!
I drilled and tapped two 10-32 holes in the front cover plate and used a slide hammer to
pull it out, not necessary as that didn't really help in
the end and I had to make a new replacement!
Anyway, the od of
the point on mine is around .740. Put a 3/4" shaft
collar on it leaving a gap between that and the body and use
2 screwdrivers/ pry bars, whatever to extract the tip.The shank is separate, use maybe a 1/2"
diameter pin to push that out. I used my 10 ton Dake screw
press, it's on a taper so when it pops, it's out.
Put a box of rags or something under it so it doesn't
get damaged.Then flip it over and use
something around 5/8" diameter to press out the bearing
along with the front cover. Easy!
It uses a double row angular
contact bearing, 3202 I believe. I was able to remove the
cages intact for a good cleaning.Old
hardened grease was the problem. Looks almost new and runs
like new.?Polish everything
up and put it back together. I first used NLGI #2, had to do
it again, too much drag so I switched to a Lithium #1. Shell
Gadus S3 V220C1 to be exact, couple dollars at McMaster. I
love that place and they're about 2 miles from my house!
Don't use white lithium and don't over pack.
My youngest son
was USAF, now he's Air National Guard and a high school
"industrial technology" teacher, AKA machine
shop.?
Hope
this helps.
Dave
On January 5, 2019
at 7:21 PM "Bill in OKC too via Groups.Io"
<wmrmeyers@...> wrote:

I may have something at work
I can borrow, if necessary. I've made some small parts
for them, so my boss is good about loaniong tools. Get
yourself settled, and take your time. I retired from the
USAF over 20 years ago, but still remember being jetlagged
after getting home from some long trips.


Bill in OKC
--------------------------------------------

On Sat, 1/5/19, Dave Matticks
<dpm100@...> wrote:

Subject: Re: [atlas-craftsman IO] Royal live
center
To: [email protected]
Date: Saturday, January 5, 2019, 6:40 PM

Hi
Bill, I
have more pics and can tell you the first

try way and the easy way to get it apart! Just
got home from Iceland yesterday but I'll
try to do
something tomorrow.? Mine is
nice and smooth now
and runs out less than
.0002". You're
going to have to
invest in a 3/4" 2 piece shaft collar

though, 1 piece clamp on could work as well. Set screw
collars are garbage. Dave



Sent from
my T-Mobile 4G LTE Device

-------- Original
message --------From:
"Bill in OKC too via
Groups.Io"
<wmrmeyers@...>

Date: 1/5/19 18:16 (GMT-06:00) To:

[email protected] Subject: Re:

[atlas-craftsman IO] Royal live center

Dave,I
only see one pic, and I'm VERY
interested because I got
one with my SB
10L lathe, and mine is more than "a

little crunchy." Poor baby spent some years in an open

barn. More photos would be welcome. More
info on how you got
it apart, too. Mine
spent a few days soaking in evaporust

after a day in purple power degreaser. Still real crunchy. I

have a small arbor press in the home shop,
and a 20-ton HF
hydraulic press available
at work. Looks like I'll need
a new
bearing, from your photo.?


Thanks for a really timely

post!
Bill
in OKC



On Sat, Jan 5, 2019 at 5:50
PM, Dave

Matticks<dpm100@...> wrote:

Hi guys,?
I have a Royal
Products , Regal live center that either came
with or was
purchased along with my
dad's lathe. Whatever, first one
I
ever used.?
Recently rebuilt it. Nothing

wrong except for the crunchy bearings due
to dried up?
grease.?

Couple pics of the process.?

Dave

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