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#3490 From: "learnin_lathe" <learnin_lathe@...>
Date: Mon Feb 4, 2008 4:37 pm
Subject: Re: New spindle for 8x lathe
learnin_lathe
Send Email Send Email
 
Where did you upload the image?


Robert


--- In lathemaster@yahoogroups.com, "C Smith" <csasmith@...> wrote:
>
> Hi Robert, I have just uploaded a photo image of my spindle drawing.
> Depending on the group moderators it should show up in a few days.
>    You make a good point, I got to a place where I had to tear down my
> lathe in order to get final dimensions. This is really not hard and
> only requires a piece of threaded rod, a 4"pvc joint, and a few other
> small odds and ends. I also learned about setting the pre-load on the
> bearings; this is very important to minimize chatter and maximize
> accuracy. While I cannot guarantee my drawing will produce a spindle
> that will fit any and all 8x lathes, it will be a great starting point
> and should get you very close. If you have questions as you proceed,
> just ask, I'll be happy to give what guidance I can.
>     Chris
> >
> > Great job! Please upload the drawings you mentioned. I have been
> > wanting to do the same thing but have been afraid of tearing down my
> > lathe to get the dimensions.
> >
> > Robert
> >
>

#3491 From: "C Smith" <csasmith@...>
Date: Mon Feb 4, 2008 5:20 pm
Subject: Re: New spindle for 8x lathe
lathesmith
Send Email Send Email
 
Hi Robert, the image has now appeared in the "photos" section
under "lathesmith's 8x mods". You should be able to use the "large"
option and get all the info you need. If you have any questions, e-
mail me and I will be glad to help.
    Chris
>
>
>
> Where did you upload the image?
>
>
> Robert
>
>
> --- In lathemaster@yahoogroups.com, "C Smith" <csasmith@> wrote:
> >
> > Hi Robert, I have just uploaded a photo image of my spindle
drawing.
> > Depending on the group moderators it should show up in a few days.
> >    You make a good point, I got to a place where I had to tear
down my
> > lathe in order to get final dimensions. This is really not hard
and
> > only requires a piece of threaded rod, a 4"pvc joint, and a few
other
> > small odds and ends. I also learned about setting the pre-load on
the
> > bearings; this is very important to minimize chatter and maximize
> > accuracy. While I cannot guarantee my drawing will produce a
spindle
> > that will fit any and all 8x lathes, it will be a great starting
point
> > and should get you very close. If you have questions as you
proceed,
> > just ask, I'll be happy to give what guidance I can.
> >     Chris
> > >
> > > Great job! Please upload the drawings you mentioned. I have been
> > > wanting to do the same thing but have been afraid of tearing
down my
> > > lathe to get the dimensions.
> > >
> > > Robert
> > >
> >
>

#3493 From: "winnipeg_bill" <wts0156@...>
Date: Wed Feb 6, 2008 7:41 pm
Subject: Lathemaster Speed Reduction Pulley for 9X30
winnipeg_bill
Send Email Send Email
 
Anyone bought one of these?If so how did it work? Does anyone else
sell this item as I am in Canada and the last time I checked they only
ship to Canada by courier and I prefer US postal service.

Thanks
Bill

#3494 From: "Bob Dellicker" <rjd@...>
Date: Thu Feb 7, 2008 1:06 am
Subject: Re: Lathemaster Speed Reduction Pulley for 9X30
rdellicker
Send Email Send Email
 
Bill,

Check out message number 3270 and message thread starting at 2466.

The device cuts the speed in half and reverses the spindle rotation.
Unless you convert to a variable speed DC drive this is the way to
get
low enough speeds for cutting threads well.
I found out the hard way that the edges of the cast pulleys are
fairly
fragile.  A small chunk of mine broke off during shipment.  I was
able
to epoxy it back on, file and runs fine.

I have used it to turn threads a few times and the lower speed helps
quite a bit.

Bob D.

--- In lathemaster@yahoogroups.com, "winnipeg_bill" <wts0156@...>
wrote:
>
> Anyone bought one of these?If so how did it work? Does anyone else
> sell this item as I am in Canada and the last time I checked they
only
> ship to Canada by courier and I prefer US postal service.
>
> Thanks
> Bill
>

#3495 From: "proshoppublishing" <proshoppublishing@...>
Date: Wed Feb 13, 2008 9:16 pm
Subject: "Helping Engineers: A Machinist's Perspective" Article
proshoppubli...
Send Email Send Email
 
Here's a preview of the article "Helping Engineers: A Machinist's
Perspective" posted on the new 'Articles' section of the site. If you
wish to view it complete with images go to the article directory at
www.proshoppublishing.com/articles.html.

Happy reading!

* * *

"Helping Engineers: A Machinist's Perspective" (preview)

I find it odd that management spends numerous hours discussing
organizational and scheduling issues but manufacturing personnel spend
little time discussing technical issues. As a result, engineers and
manufacturing professionals make the same mistakes again and again.

The following are suggestions for designers and engineers, who seldom
receive feedback from shop personnel. The intention is to help
designers and engineers improve the little things that, together, make
manufacturing easier and more productive.


- Keep press-fit call outs simple.

The function of most press fits is to locate and retain two items
together. I've bored and reamed countless holes for press-fit
applications and have concluded that a light press is all that is
needed for most applications.

To avoid complication, I suggest a 0.0005" interference for a light
press fit and a 0.001" interference for a standard press fit.

Heavy press fits have four disadvantages. First, there is a tendency
for parts to gall during assembly and disassembly. Second, a heavy
press can significantly change the diameters of parts. In the case of
a bearing, a heavy press can cause bearing damage.

Third, a heavy press may not locate items as accurately as a light
press, because there is a tendency for material to distort and,
possibly, flow unevenly under the high stress needed to make a heavy
press fit. Finally, the stress caused by a heavy press may promote
cracking of the parent material.


- Avoid providing too many ...

* * *

Check out the rest of this article at
www.proshoppublishing.com/articles_engineers.html

Best,
Joanna

#3496 From: "hitekhardware" <rtobias@...>
Date: Wed Feb 13, 2008 11:11 pm
Subject: Re: "Helping Engineers: A Machinist's Perspective" Article
hitekhardware
Send Email Send Email
 
--- In lathemaster@yahoogroups.com, "proshoppublishing"
<proshoppublishing@...> wrote:
>
> Here's a preview of the article "Helping Engineers: A Machinist's
> Perspective" posted on the new 'Articles' section of the site. If
you
> wish to view it complete with images go to the article directory at
> www.proshoppublishing.com/articles.html.
>
> Happy reading!
>
> * * *
>
> "Helping Engineers: A Machinist's Perspective" (preview)
>
> I find it odd that management spends numerous hours discussing
> organizational and scheduling issues but manufacturing personnel
spend
> little time discussing technical issues. As a result, engineers and
> manufacturing professionals make the same mistakes again and again.
>
> The following are suggestions for designers and engineers, who
seldom
> receive feedback from shop personnel. The intention is to help
> designers and engineers improve the little things that, together,
make
> manufacturing easier and more productive.
>
>
> - Keep press-fit call outs simple.
>
> The function of most press fits is to locate and retain two items
> together. I've bored and reamed countless holes for press-fit
> applications and have concluded that a light press is all that is
> needed for most applications.
>
> To avoid complication, I suggest a 0.0005" interference for a light
> press fit and a 0.001" interference for a standard press fit.
>
> Heavy press fits have four disadvantages. First, there is a tendency
> for parts to gall during assembly and disassembly. Second, a heavy
> press can significantly change the diameters of parts. In the case
of
> a bearing, a heavy press can cause bearing damage.
>
> Third, a heavy press may not locate items as accurately as a light
> press, because there is a tendency for material to distort and,
> possibly, flow unevenly under the high stress needed to make a heavy
> press fit. Finally, the stress caused by a heavy press may promote
> cracking of the parent material.
>
>
> - Avoid providing too many ...
>
> * * *
>
> Check out the rest of this article at
> www.proshoppublishing.com/articles_engineers.html
>
> Best,
> Joanna
>

#3497 From: "hitekhardware" <rtobias@...>
Date: Wed Feb 13, 2008 11:18 pm
Subject: Re: "Helping Engineers: A Machinist's Perspective" Article
hitekhardware
Send Email Send Email
 
--- In lathemaster@yahoogroups.com, "proshoppublishing"
<proshoppublishing@...> wrote:
>
> Here's a preview of the article "Helping Engineers: A Machinist's
> Perspective" posted on the new 'Articles' section of the site. If
you
> wish to view it complete with images go to the article directory at
> www.proshoppublishing.com/articles.html.
>
> Happy reading!
>
> * * *
>
> "Helping Engineers: A Machinist's Perspective" (preview)
>
> I find it odd that management spends numerous hours discussing
> organizational and scheduling issues but manufacturing personnel
spend
> little time discussing technical issues. As a result, engineers and
> manufacturing professionals make the same mistakes again and again.
>
> The following are suggestions for designers and engineers, who
seldom
> receive feedback from shop personnel. The intention is to help
> designers and engineers improve the little things that, together,
make
> manufacturing easier and more productive.
>
>
> - Keep press-fit call outs simple.
>
> The function of most press fits is to locate and retain two items
> together. I've bored and reamed countless holes for press-fit
> applications and have concluded that a light press is all that is
> needed for most applications.
>
> To avoid complication, I suggest a 0.0005" interference for a light
> press fit and a 0.001" interference for a standard press fit.
>
> Heavy press fits have four disadvantages. First, there is a tendency
> for parts to gall during assembly and disassembly. Second, a heavy
> press can significantly change the diameters of parts. In the case
of
> a bearing, a heavy press can cause bearing damage.
>
> Third, a heavy press may not locate items as accurately as a light
> press, because there is a tendency for material to distort and,
> possibly, flow unevenly under the high stress needed to make a heavy
> press fit. Finally, the stress caused by a heavy press may promote
> cracking of the parent material.
>
>
> - Avoid providing too many ...
>
> * * *
>
> Check out the rest of this article at
> www.proshoppublishing.com/articles_engineers.html
>
> Best,
> Joanna

This example is a gross over simplification of the problem.  Try
pressing a .015 diameter pin into a hole .001 under size, or try to
do a light press 5 inch diameter pin into a hole .0005 under size.
The material and the size of the pin and the hole are critical.  I
started life as a machinist/model maker and completed my career as a
mechanical product design engineer.  Trust me, this is an over
simplification. I hope the rest of the text is more useful

Reggie
>

#3498 From: ron Pat <ronpat0471@...>
Date: Wed Feb 13, 2008 11:29 pm
Subject: Re: Re: "Helping Engineers: A Machinist's Perspective" Article
ronpat0471
Send Email Send Email
 
All The engineers I have ever worked for and with. got
a lot of feed back! Most of it, not the type they
wanted. I have ran into two types of engineers, the
ones that will over engineer a straight rod. Then the
type that will give you a hand drawn drawing , and a
few basic measurements and let you try and figure out
the rest. But both types I,m sure had a lot of courses
on “cover your a----“ in the past


--- hitekhardware <rtobias@...> wrote:

> --- In lathemaster@yahoogroups.com,
> "proshoppublishing"
> <proshoppublishing@...> wrote:
> >
> > Here's a preview of the article "Helping
> Engineers: A Machinist's
> > Perspective" posted on the new 'Articles' section
> of the site. If
> you
> > wish to view it complete with images go to the
> article directory at
> > www.proshoppublishing.com/articles.html.
> >
> > Happy reading!
> >
> > * * *
> >
> > "Helping Engineers: A Machinist's Perspective"
> (preview)
> >
> > I find it odd that management spends numerous
> hours discussing
> > organizational and scheduling issues but
> manufacturing personnel
> spend
> > little time discussing technical issues. As a
> result, engineers and
> > manufacturing professionals make the same mistakes
> again and again.
> >
> > The following are suggestions for designers and
> engineers, who
> seldom
> > receive feedback from shop personnel. The
> intention is to help
> > designers and engineers improve the little things
> that, together,
> make
> > manufacturing easier and more productive.
> >
> >
> > - Keep press-fit call outs simple.
> >
> > The function of most press fits is to locate and
> retain two items
> > together. I've bored and reamed countless holes
> for press-fit
> > applications and have concluded that a light press
> is all that is
> > needed for most applications.
> >
> > To avoid complication, I suggest a 0.0005"
> interference for a light
> > press fit and a 0.001" interference for a standard
> press fit.
> >
> > Heavy press fits have four disadvantages. First,
> there is a tendency
> > for parts to gall during assembly and disassembly.
> Second, a heavy
> > press can significantly change the diameters of
> parts. In the case
> of
> > a bearing, a heavy press can cause bearing damage.
> >
> > Third, a heavy press may not locate items as
> accurately as a light
> > press, because there is a tendency for material to
> distort and,
> > possibly, flow unevenly under the high stress
> needed to make a heavy
> > press fit. Finally, the stress caused by a heavy
> press may promote
> > cracking of the parent material.
> >
> >
> > - Avoid providing too many ...
> >
> > * * *
> >
> > Check out the rest of this article at
> > www.proshoppublishing.com/articles_engineers.html
> >
> > Best,
> > Joanna
> >
>
>
>



      
________________________________________________________________________________\
____
Never miss a thing.  Make Yahoo your home page.
http://www.yahoo.com/r/hs

#3499 From: "Patrick Mullarky" <pat@...>
Date: Thu Feb 14, 2008 1:44 am
Subject: OT: "Helping Engineers: A Machinist's Perspective" Article
patmullarky
Send Email Send Email
 
--- In lathemaster@yahoogroups.com, ron Pat <ronpat0471@...> wrote:
>
> All The engineers I have ever worked for and with. got
> a lot of feed back! Most of it, not the type they
> wanted. I have ran into two types of engineers, the
> ones that will over engineer a straight rod. Then the
> type that will give you a hand drawn drawing , and a
> few basic measurements and let you try and figure out
> the rest. But both types I,m sure had a lot of courses
> on "cover your a----" in the past
>


Sure!  I remember those courses in my Engineering coursework in
the '60s:

Eng 105  How to freak out machinists  3 Credits
Eng 183  Really Screwing Up...and how to CYA  5 Credits
Eng 221  Making designs and drawings unreadable  3 Credits
...And the best...
Eng 331  How to drive Model Shop machinsts crazy  5 Credits

All worthwhile courses, don't you think! LOL!

Anyway, you certainly seem to have met some screwups in you career if
your description of Engineers is how you feel...though if that's how
you really feel you might be a bit difficult for Engineers to work
with yourself! But I'm sure you are exaggerating. There are actually
three kinds of engineers: those two you mentioned, certainly...and
hopefully the most common: good Engineers. They're out there...

FWIW  :-)

-Patrick- (Old timer EE)

#3500 From: "andersmdatcox" <Andersmd@...>
Date: Thu Feb 14, 2008 4:03 am
Subject: Re: Lathemaster 9x30
andersmdatcox
Send Email Send Email
 
Evening,

Bob of Lathemaster is what we all want when we "callback" the store
for a problem!  Always willing to help, add to your knowledge
answering a question or selling something additional to ease a
machining job.

Although I don't own a Lathemaster yet, I will once I move and set up
shop again.......

Mark



--- In lathemaster@yahoogroups.com, "arthurok" <arthurok@...> wrote:
>
> the  lathemaster  is  a  bit  overpriced  but  a  good  lathe
> i  had  a  beat  up  sb 9"  many  years  ago  as  a  teenager  and
sold  it
> because  it  wasnt  worth  restoring to  do  precision  work  on
> i  like  the  lathmasters  long  bed  +  planetary speed  reducer
> and  non  screw  chuck  and  the ability  to  reverse  its lead
screw  direction
>
>   ----- Original Message -----
>   From: porscheman54
>   To: lathemaster@yahoogroups.com
>   Sent: Monday, January 07, 2008 4:12 PM
>   Subject: [lathemaster] Lathemaster 9x30 spindle
>
>
>   I'm planning my first new lathe purchase. I owned a very old, tired
>   and worn out Logan several years ago and have decided to buy asian
>   this time so I can begin using it instead of spending all my time
>   fixing up an old sloppy lathe. I've never been pleased with HF's
>   quality. The floor models that have in Richardson (TX) are so
>   trashed. I looked at a Jet 9x20 at Northern Tool and though it looked
>   a bit better than the HF 9x20. Everything I have read in most of the
>   various groups has pushed me toward the Lathemaster 9x30 for the
>   longer bed and better out of the box fit and finish. My current
>   thinking is the 8x14 might be just a wee bit small for some projects I
>   have in mind.
>
>   I have a couple of questions. What is the spindle nose thread on the
>   9x30 and what QCTP works best on the 9x30? I've practically lived
>   with LMS catalog recently and there is not a specific post listed for
>   the 9x30 as there is for the 8x14.
>
>
>
>
>
> [Non-text portions of this message have been removed]
>

#3501 From: "Charles Mortimer" <mortimer@...>
Date: Thu Feb 14, 2008 7:33 am
Subject: Emailing: www.minitech.com.au
g1fak
Send Email Send Email
 
The message is ready to be sent with the following file or link attachments:
Shortcut to: http://wic020u.server-secure.com/vs4487_secure/about.asp

have a look at these lathes they are out of the same factory only problem is
they are in Australia  i have the largest unit  with forward and reverse and the
gearbox  basically the same machine as lathe master without the gearbox  looking
at the lathe-master  i reckon it is good value for money
first of all when buying a lathe  check out the different weights of the
machines and basically this will tell you the heavier model will have the
beefier castings and in a long bed that's what you are looking for if you would
like some photos of my unit i can provide you some
Charles

Note: To protect against computer viruses, e-mail programs may prevent sending
or receiving certain types of file attachments.  Check your e-mail security
settings to determine how attachments are handled.

[Non-text portions of this message have been removed]

#3502 From: "downwindtracker2" <downwindtracker2@...>
Date: Sun Feb 17, 2008 7:08 pm
Subject: 1/2 x13 UNC Thread
downwindtrac...
Send Email Send Email
 
I just got my first metal lathe a CQ6125,a 9x30 with a quick change
feedbox.It's still partially change gear. But I noticed in the  same
manual as the 9x30 Lathemaster that they don't list 13 pitch.How do you
go about getting this common thread?

#3503 From: "arekugi" <arekugi@...>
Date: Mon Feb 18, 2008 2:52 am
Subject: Installed tach on LM 8x14
arekugi
Send Email Send Email
 
Finished my installation of a 'tachulator' on my 8x14. Works great -
it's in anticipation of a VFD mod.

I'll attempt to post a picture as well....

#3504 From: "Paul Maples" <paulmaples@...>
Date: Mon Feb 18, 2008 3:55 am
Subject: Re: Installed tach on LM 8x14
wheelterrapin
Send Email Send Email
 
I will be anxious to see your pictures of the installation as I am considering
buying one myself.

Paul
   ----- Original Message -----
   From: arekugi
   To: lathemaster@yahoogroups.com
   Sent: Sunday, February 17, 2008 8:52 PM
   Subject: [lathemaster] Installed tach on LM 8x14


   Finished my installation of a 'tachulator' on my 8x14. Works great -
   it's in anticipation of a VFD mod.

   I'll attempt to post a picture as well....





[Non-text portions of this message have been removed]

#3505 From: "Charles Mortimer" <mortimer@...>
Date: Mon Feb 18, 2008 7:23 am
Subject: Re: 1/2 x13 UNC Thread
g1fak
Send Email Send Email
 
mine is cq 6128
you are Wright there i checked my manual out   either 12  or  14 there again i
don't worry about  threading good choice of machine  like lathe master one of
the better quality Chinese check out the 3 jaw chuck put a dial gauge on it the
chines have a nasty habit of putting cheap 3 jaw chucks ,,, check out bobs site
http://wic020u.server-secure.com/vs4487_secure/about.asp
somewhere on this site he has information about thread calculating
Charles
,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,\
,,,,,,,,,,,,,,,,,,,,,,,,,,
   ----- Original Message -----
   From: downwindtracker2
   To: lathemaster@yahoogroups.com
   Sent: Monday, February 18, 2008 4:08 AM
   Subject: [lathemaster] 1/2 x13 UNC Thread


   I just got my first metal lathe a CQ6125,a 9x30 with a quick change
   feedbox.It's still partially change gear. But I noticed in the same
   manual as the 9x30 Lathemaster that they don't list 13 pitch.How do you
   go about getting this common thread?





[Non-text portions of this message have been removed]

#3506 From: "Charles Mortimer" <mortimer@...>
Date: Mon Feb 18, 2008 7:40 am
Subject: Re: 1/2 x13 UNC Thread
g1fak
Send Email Send Email
 
cq 6125
in this page there is reference to thread charts
http://www.minitech.com.au/
   ----- Original Message -----
   From: downwindtracker2
   To: lathemaster@yahoogroups.com
   Sent: Monday, February 18, 2008 4:08 AM
   Subject: [lathemaster] 1/2 x13 UNC Thread


   I just got my first metal lathe a CQ6125,a 9x30 with a quick change
   feedbox.It's still partially change gear. But I noticed in the same
   manual as the 9x30 Lathemaster that they don't list 13 pitch.How do you
   go about getting this common thread?





[Non-text portions of this message have been removed]

#3507 From: "arekugi" <arekugi@...>
Date: Mon Feb 18, 2008 4:02 am
Subject: Re: Installed tach on LM 8x14
arekugi
Send Email Send Email
 
If anyone is interested, I can pull the 'plate' and show what I did
inside.....it was really very simple.



--- In lathemaster@yahoogroups.com, "Paul Maples" <paulmaples@...> wrote:
>
> I will be anxious to see your pictures of the installation as I am
considering buying one myself.
>
> Paul
>   ----- Original Message -----
>   From: arekugi
>   To: lathemaster@yahoogroups.com
>   Sent: Sunday, February 17, 2008 8:52 PM
>   Subject: [lathemaster] Installed tach on LM 8x14
>
>
>   Finished my installation of a 'tachulator' on my 8x14. Works great -
>   it's in anticipation of a VFD mod.
>
>   I'll attempt to post a picture as well....
>
>
>
>
>
> [Non-text portions of this message have been removed]
>

#3508 From: "wmlbassett" <WBassett@...>
Date: Tue Feb 19, 2008 7:29 pm
Subject: Re: "Helping Engineers: A Machinist's Perspective" Article
wmlbassett
Send Email Send Email
 
Here is a hint for assembling and dis-assembling press fits. Dry ice
will cool the male part sufficiently to assemble without pressure. It
is expecially good for bearings because it does not damage either the
bearing or the housing. I use it all the time to free rusted pipe
threads. I get dry ice from my local supermarket. Be sure to wear
leather gloves when you handle dry ice.

Bill Bassett

--- In lathemaster@yahoogroups.com, "proshoppublishing"
<proshoppublishing@...> wrote:
>
> Here's a preview of the article "Helping Engineers: A Machinist's
> Perspective" posted on the new 'Articles' section of the site. If
you
> wish to view it complete with images go to the article directory at
> www.proshoppublishing.com/articles.html.
>
> Happy reading!
>
> * * *
>
> "Helping Engineers: A Machinist's Perspective" (preview)
>
> I find it odd that management spends numerous hours discussing
> organizational and scheduling issues but manufacturing personnel
spend
> little time discussing technical issues. As a result, engineers and
> manufacturing professionals make the same mistakes again and again.
>
> The following are suggestions for designers and engineers, who
seldom
> receive feedback from shop personnel. The intention is to help
> designers and engineers improve the little things that, together,
make
> manufacturing easier and more productive.
>
>
> - Keep press-fit call outs simple.
>
> The function of most press fits is to locate and retain two items
> together. I've bored and reamed countless holes for press-fit
> applications and have concluded that a light press is all that is
> needed for most applications.
>
> To avoid complication, I suggest a 0.0005" interference for a light
> press fit and a 0.001" interference for a standard press fit.
>
> Heavy press fits have four disadvantages. First, there is a tendency
> for parts to gall during assembly and disassembly. Second, a heavy
> press can significantly change the diameters of parts. In the case
of
> a bearing, a heavy press can cause bearing damage.
>
> Third, a heavy press may not locate items as accurately as a light
> press, because there is a tendency for material to distort and,
> possibly, flow unevenly under the high stress needed to make a heavy
> press fit. Finally, the stress caused by a heavy press may promote
> cracking of the parent material.
>
>
> - Avoid providing too many ...
>
> * * *
>
> Check out the rest of this article at
> www.proshoppublishing.com/articles_engineers.html
>
> Best,
> Joanna
>

#3509 From: "richard westerfield" <welafong1@...>
Date: Wed Feb 20, 2008 11:40 am
Subject: 5c chuck collet to a 9x14 lathe
welafong1
Send Email Send Email
 
is there an adpter to put on a 9x14 lathe for a 5c chuck collet?
thanks
walter

#3510 From: "arekugi" <arekugi@...>
Date: Wed Feb 20, 2008 2:54 pm
Subject: Re: 5c chuck collet to a 9x14 lathe
arekugi
Send Email Send Email
 
I hust installed a 5c chuck on my LM 8x14 - if that's what you're
looking for. I purchased it from LM, it came with an adapter for the
72mm mount. It is a tru-setting chuck so it is adjustable to get high
accuracy (concentricity). Check out the LM site for more information.



--- In lathemaster@yahoogroups.com, "richard westerfield"
<welafong1@...> wrote:
>
> is there an adpter to put on a 9x14 lathe for a 5c chuck collet?
> thanks
> walter
>

#3511 From: "Paolo" <troncatore@...>
Date: Wed Feb 20, 2008 10:17 pm
Subject: TY
troncatore
Send Email Send Email
 
Hello All...I'm Proud to be a member of that group...I'm an Italian
chipmaker and I'm sure I can learn a lots of lesson here...TY
Paolo

#3512 From: "proshoppublishing" <proshoppublishing@...>
Date: Fri Feb 22, 2008 6:54 pm
Subject: "Help For Novices" Article
proshoppubli...
Send Email Send Email
 
We've got another one up! Here's a preview of the machinist article
for those new to the machining trade: "Help For Novices." If you wish
to view this article complete with images go to the article directory
at http://www.proshoppublishing.com/articles.html

Enjoy.

* * *

"Help For Novices" (preview)

What is the best way to learn something? For my money, it's hard to
beat the "just do it" method, which may land you in hot water once in
a while. So be it.

The following are some basic shop practices for newcomers. The
information is also about avoiding blunders. Not all mistakes in a
machine shop are of the dimensional type. Blowing chips on the guy
next to you is an example of a nondimensional mistake. By learning
some of these basics, newcomers will be in a better position to work
independently and with other shop personnel.

- Avoid using the support table of a disc sander to deburr thin
plates.

I've worked with two people who severely ground down their thumbs
trying to deburr the edges of a thin plate in a disc sander. As they
were sanding an edge, the plate got sucked into the small opening
between the table and the disc, which pulled the plate and their
thumbs into the disc. If you are going to deburr a plate with a disc
sander, make sure you hold the plate above the support table.

- Understand nominal sizes.

Nominal sizes are convenient labels used to discuss part sizes that,
in reality, nobody will ever hit. However slight, there is always
some tolerance or error in every machined part. People sometimes
say, "Just shoot for the nominal." That means if the nominal size
you're working to is 1/2", then you need to do your best, within
reason, to machine the part to 1/2", taking into account the type of
machining process being used. You wouldn't be expected to hold 1/2"
nominal size as closely with a milling machine as you would with a
surface grinder.

- Know the difference between 'absolute' and 'incremental' ...


* * *

Check out the rest of this article at
http://www.proshoppublishing.com/articles_novices.html

Best,
Joanna

#3513 From: "richard westerfield" <welafong1@...>
Date: Sat Feb 23, 2008 2:30 pm
Subject: Re: 5c chuck collet to a 9x14 lathe
welafong1
Send Email Send Email
 
--- In lathemaster@yahoogroups.com, "arekugi" <arekugi@...> wrote:
>
> I hust installed a 5c chuck on my LM 8x14 - if that's what you're
> looking for. I purchased it from LM, it came with an adapter for the
> 72mm mount. It is a tru-setting chuck so it is adjustable to get high
> accuracy (concentricity). Check out the LM site for more information.
>
>
>
> --- In lathemaster@yahoogroups.com, "richard westerfield"
> <welafong1@> wrote:
> >
> > is there an adpter to put on a 9x14 lathe for a 5c chuck collet?
> > thanks
> > walter
> >
        i just want the  adapter they dont list it in there catalog
         i email them but they never got back to me
          richie

#3514 From: "arekugi" <arekugi@...>
Date: Sat Feb 23, 2008 6:15 pm
Subject: Re: 5c chuck collet to a 9x14 lathe
arekugi
Send Email Send Email
 
--- In lathemaster@yahoogroups.com, "richard westerfield"
<welafong1@...> wrote:
>
> --- In lathemaster@yahoogroups.com, "arekugi" <arekugi@> wrote:
> >
> > I hust installed a 5c chuck on my LM 8x14 - if that's what you're
> > looking for. I purchased it from LM, it came with an adapter for the
> > 72mm mount. It is a tru-setting chuck so it is adjustable to get high
> > accuracy (concentricity). Check out the LM site for more information.
> >
> >
> >
> > --- In lathemaster@yahoogroups.com, "richard westerfield"
> > <welafong1@> wrote:
> > >
> > > is there an adpter to put on a 9x14 lathe for a 5c chuck collet?
> > > thanks
> > > walter
> > >
>        i just want the  adapter they dont list it in there catalog
>         i email them but they never got back to me
>          richie
>

Is it an 8x14 or a 9x14? I have the LM 8x14 and I received an adapter
with the chuck. It has a 3 bolt pattern with the 72mm inset to bolt to
my spindle, the other side has the pattern and flange for the chuck.

Please be very clear what lathe you have - as well as describe
(measure) your spindle mount.

arekugi

#3515 From: "downwindtracker2" <downwindtracker2@...>
Date: Tue Feb 26, 2008 2:28 am
Subject: Re: 1/2 x13 UNC Thread
downwindtrac...
Send Email Send Email
 
--- In lathemaster@yahoogroups.com, "Charles Mortimer" <mortimer@...>
wrote:
>
> cq 6125
> in this page there is reference to thread charts
> http://www.minitech.com.au/
>   ----- Original Message -----
>   From: downwindtracker2
>   To: lathemaster@yahoogroups.com
>   Sent: Monday, February 18, 2008 4:08 AM
>   Subject: [lathemaster] 1/2 x13 UNC Thread
>
>
>   I just got my first metal lathe a CQ6125,a 9x30 with a quick
change
>   feedbox.It's still partially change gear. But I noticed in the
same
>   manual as the 9x30 Lathemaster that they don't list 13 pitch.How
do you
>   go about getting this common thread?
>
>
>
>
>
> [Non-text portions of this message have been removed]
>
Thanks,for the link,he has a nice vertical milling  slide for the
HD250/CQ6125.

Searching around I found a chart using the 66T gear.

#3516 From: "Charles Mortimer" <mortimer@...>
Date: Tue Feb 26, 2008 8:36 am
Subject: Re: Re: 1/2 x13 UNC Thread
g1fak
Send Email Send Email
 
its certainly a nice machine that requires very little work  i looked at that
vertical slide for awhile  then decided to go for the x3 mill seig that one has
some grunt and a complementary size to the lathe ,,  just a little noisy through
the metal gears which one tends to get used to ,,,  but do check the three jaw
chuck with a dial gauge ,,, Chinese cant make chucks the jaws slop around in the
body of the chuck,, and too much play on the scroll ,, i had 2 new ones both
replaced  one was 10thow out the other was 14 thou out and the one that i have
now is about 3 thou out  on a 1 inch test bar and if i fit a 2 inch test bar in
the chuck the runout will go down to 1 thou a lot has to do with there machining
of there scrolls in the chuck  its wicked work the machine nice heavy castings
and the webbing between the bed is excellent,,  very little flexing there ,, 
and the all up weight of the lathe is good for the size,,  which is very
important thing to think about  pleaased that you found a thread chart
Charles

................................................................................\
...........................
   ----- Original Message -----
   From: downwindtracker2
   To: lathemaster@yahoogroups.com
   Sent: Tuesday, February 26, 2008 11:28 AM
   Subject: [lathemaster] Re: 1/2 x13 UNC Thread


   --- In lathemaster@yahoogroups.com, "Charles Mortimer" <mortimer@...>
   wrote:
   >
   > cq 6125
   > in this page there is reference to thread charts
   > http://www.minitech.com.au/
   > ----- Original Message -----
   > From: downwindtracker2
   > To: lathemaster@yahoogroups.com
   > Sent: Monday, February 18, 2008 4:08 AM
   > Subject: [lathemaster] 1/2 x13 UNC Thread
   >
   >
   > I just got my first metal lathe a CQ6125,a 9x30 with a quick
   change
   > feedbox.It's still partially change gear. But I noticed in the
   same
   > manual as the 9x30 Lathemaster that they don't list 13 pitch.How
   do you
   > go about getting this common thread?
   >
   >
   >
   >
   >
   > [Non-text portions of this message have been removed]
   >
   Thanks,for the link,he has a nice vertical milling slide for the
   HD250/CQ6125.

   Searching around I found a chart using the 66T gear.





[Non-text portions of this message have been removed]

#3517 From: "tfelts1" <suprasport@...>
Date: Tue Feb 26, 2008 3:54 am
Subject: New Lathe
tfelts1
Send Email Send Email
 
My new 8x14 is scheduled to be here tomorrow......new to machining, but
a friend of mine is a experienced machinest and willing to teach.....i
will try to leave the lathe in the crate until i get my bench
rebuilt....i will post some pics later.........Todd

#3518 From: "Charles Mortimer" <mortimer@...>
Date: Tue Feb 26, 2008 12:41 pm
Subject: Re: New Lathe
g1fak
Send Email Send Email
 
heck Todd
that's going to be a hard job leave it in the crate,, at least take the sides of
and have a twiddle with the knobs,,, that's a good idea having a mentor there to
help  sadly a lot of people don't think of that until  something goes wrong
any-way take it easy sounds like you are in good hands  even joining a small
group  really  puts you in front of those who don't monthly ,magazines and books
on the particular subject you wish to pursue
Charles
   ----- Original Message -----
   From: tfelts1
   To: lathemaster@yahoogroups.com
   Sent: Tuesday, February 26, 2008 12:54 PM
   Subject: [lathemaster] New Lathe


   My new 8x14 is scheduled to be here tomorrow......new to machining, but
   a friend of mine is a experienced machinest and willing to teach.....i
   will try to leave the lathe in the crate until i get my bench
   rebuilt....i will post some pics later.........Todd





[Non-text portions of this message have been removed]

#3519 From: "Stephen" <housencondoinfo@...>
Date: Tue Feb 26, 2008 3:06 pm
Subject: Re: New Lathe
housencondoinfo
Send Email Send Email
 
I am happy for you. It was not to long ago that I got my machine. I
look forward to seeing your photos.

All the best,
Stephen




--- In lathemaster@yahoogroups.com, "tfelts1" <suprasport@...> wrote:
>
> My new 8x14 is scheduled to be here tomorrow......new to machining,
but
> a friend of mine is a experienced machinest and willing to
teach.....i
> will try to leave the lathe in the crate until i get my bench
> rebuilt....i will post some pics later.........Todd
>

#3520 From: "arekugi" <arekugi@...>
Date: Wed Feb 27, 2008 1:32 am
Subject: Re: New Lathe
arekugi
Send Email Send Email
 
Great news. Stay in the crate ????......better get that bench rebuild
quickly!!
There's (somewhere) a web site showing how to check the spindle to
tailstock using two dead centers and a razor blade - works good. Mine
was right on....

Also, my 3 jaw is within 2 thousands TIR - not bad at all....

Congratulations.
Rodney


--- In lathemaster@yahoogroups.com, "tfelts1" <suprasport@...> wrote:
>
> My new 8x14 is scheduled to be here tomorrow......new to machining, but
> a friend of mine is a experienced machinest and willing to teach.....i
> will try to leave the lathe in the crate until i get my bench
> rebuilt....i will post some pics later.........Todd
>

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