¿ªÔÆÌåÓý

Date

Re: Axis designations

 

¿ªÔÆÌåÓý

From HAAS lathes (nr 1 in sales in the world) most lathes are available with a Y axis for extra $.
Likewise from anyone else.
Y is very common.
Today, in Europe, more lathes are sold (new) with Y axis than without.

The Y axis is used for milling in the vertical plane, together with the C axis (ie indexed spindle).
It is extremely useful for making keyways, bolt holes, flats, etc etc


?

On 02/07/2013 02:01 AM, Ellis Cory wrote:

cnc sales wrote.......There is a very easy way to remember the axis designations. The lathe is a horizontal mill. You stand at the TS and look towards the HS.
x is right, y is up, and z is towards you........


I haven't used a CNC lathe, only mill but, what would you use the Y axis for besides maybe tool compensation?
-- 


Re: Axis designations

 

John,
The right hand rule, I believe, comes from the Cartesian system of coordinates.
Dick

--- In 7x12minilathe@..., John Kiely wrote:

Well I wasn't entirely disagreeing with you.
The emphatic No no no no, certainly stirred up some emotion.? (Big Smile)
But after following this thread of posts I can see now there seems to be a "standard"?
It also seems to follow the mathematical norm.
Now would someone mind telling/informing a few of the would be Autocad users?
However I thought the right hand rule was for electronics only? Lenz's Law?
Or did he borrow the term from the Mathematical community?
Thanks for the correction!
?
John Kiely (IRL)


________________________________
From: cnc sales
To: 7x12minilathe@...
Sent: Thursday, February 7, 2013 9:39 AM
Subject: Re: [7x12minilathe] Re: Axis designations





No, no, no, no !

There are LOTS of excellent reasons never to swap the designations.
For cnc use especially.

There is tool tip compensation, tool wear compensation, css (very very important), feed per rev, and so on, all of which are always based on using std nomenclature for the axis.

There is a very easy way to remember the axis designations.
The lathe is a horizontal mill.
You stand at the TS and look towards the HS.

x is right, y is up, and z is towards you.
(Also known ass Right Hand Rule [follow the thumb]).
If you use other non std axis names, and ever get to use someone eless, anyone elses setup, this can easily come back to bite you.


Might I suggest Gentlemen, that your choice of X,Y,Z axes very much depends on the tools you use and your own personal perspective.
If you use a CAD package it might make more sense to follow?the XY&Z perspective it offers.
If you are a mathematician X would be Horizontal from left to right?Y your Vertical (Up Down) and Z your other horizontal of backwards and forwards.
I think it all comes down to your own personal preference and possibly the tool you use?
Ask any mathematician why they use XY&Z and they will tell you that they are just arbitrary values!
?
John Kiely (IRL)


Re: rotary broach

MERTON B BAKER
 

Not to worry about spelling my name, I'm used to it. English is the only
language that I speak & write, despite my teacher's efforts to give me the
ability to speak Latin, French & Spanish. I salute your efforts with
English; I had no idea that it was not your mother tongue. I apologize if I
made you feel that you were being mocked; I had no such intent. I am,
however, a bit short at times with some of the posters on this list. It's
my nature, as the scorpion said to the frog. With that said, The way I
make rectangular holes in steel is to make the piece in two halves, and cut
the hole halfway into each half with the vertical mill. I'll send you a
photo if you email me off list.

Mert

-----Original Message-----
From: 7x12minilathe@...
[mailto:7x12minilathe@...]On Behalf Of Neri Carmi
Sent: Thursday, February 07, 2013 10:08 AM
To: 7x12minilathe@...
Subject: Re: [7x12minilathe] Re: rotary broach


my apologies I spell your name wrong Merton

On Thu, Feb 7, 2013 at 7:03 AM, Neri Carmi <nericarmi@...> wrote:
"When I read that "wondering if there is a way of making one" I thought
someone must have made the first one, eh? "
OK if you are in the mood of splitting hair over English language
phrases then let me clarify by rephrasing the sentence -- is there is
a way and means for the hobby individual person to make a rotary
broach holder (as oppose to the sophisticated industrial production
line equipment that most hobby users lack access to). Now Morton you
see how this could be cumbersome to explain when we try to spit hairs
rather than using common sense (seems not that common ...for some). in
any event I guess it will be allot easier for me if English was my
first language...would you like to try it in a different language
maybe that will clarify the issue.

------------------------------------

Yahoo! Groups Links


Re: Real Bull 7x14 lathe questions?

bob_guenthner
 

I would like a larger lathe, but space and money are the limiting factor. I do have access at work to a South Bend, I don't know the exact size, but it's probably a 12 x 60 and an older South Bend that's about 36 inches long. The problem is I work for the federal government and most people at work wouldn't like it too much if I had a rifle barrel or action chucked up in the lathe. I can do most of the work I need to do on a 7x14, but could possibly sneak in some time on the work lathes if I had to on a weekend.

Bob

--- In 7x12minilathe@..., "Tony Smith" wrote:

Not sure of the price range you guys are looking at,but at 1150.00 my 10x22
from grizzly is several times the lathe that the 7x12 it replaced. I lost the 7x12 to
thieves last winter, and got the 10x22 as I kept seeing the 7x14 for around
$800+ with a bit less than what the 10x22 came with. The wife wasn't so happy
with the extra cost, but now that i'm getting used to the bigger I'm glad I got it. It
comes with 5" 3 jaw, 6" four jaw chuck, face plate, steady rest, follow rest, mt4
center, mt3 center, plus a little tool box to hold the tools in till you get a bench
made. I still miss the 7x12 tho, it was my first lathe and I had lots of fun learning
with it.
Dennis

It is indeed several times the lathe:

(that's a 7x10, but close enough).

Tony


Charlie?

John Lindo
 

Does anybody know what's happened to Charlie?
Hope you are OK if you are reading this.
You are always so full of enthusiasm and politeness.
Are you there? You are in our thoughts

Regards
The group.
J L


Re: Axis designations

 

¿ªÔÆÌåÓý

Jerry wrote......I haven't used a CNC lathe, only mill but, what would you use the Y axis for besides maybe tool compensation?........
?
I was quoting cnc, in the same way I quoted you above, so that other readers would know what I was referring to. Just because there are 3 standard axis, doesn't mean that every machine tool uses them, in the same way that modern CNC machining centres have 4, 5 or more axis. A standard lathe only has 2 - X & Z. However, if a vertical slide is added to enable milling, then that would be Y.
Cheers.
??????? Ellis


Re: Axis designations

Jerry Durand
 

On 02/07/2013 09:32 AM, fmvf@... wrote:
Why not just "google" axis on a lathe, it shows several pictures of the axis pertaining to a lathe. That should satisfy most of you who are not familiar with them. Instead of having a debate on what is what or who is right or wrong.
Ok, according to a quick read of


There is NO Y axis. It's X, Z, and C. So, that answers the question in
a round-about way that there's no axis to worry about.

--
Jerry Durand, Durand Interstellar, Inc. www.interstellar.com
tel: +1 408 356-3886, USA toll free: 1 866 356-3886
Skype: jerrydurand


Re: Axis designations

 

Why not just "google" axis on a lathe, it shows several pictures of the axis pertaining to a lathe. That should satisfy most of you who are not familiar with them. Instead of having a debate on what is what or who is right or wrong.

A lathe is a lathe and should not be look at as something it is not. It is not a horizontal mill, its not a vertical mill, it's a lathe. Some vertical lathes (such a Bullard's) are made for specific purposes. They do work that cannot be done on conventional lathes due to size and or shape of the work.

Use machines for their intended purposes and all will be well. Use them for something else and...well, your on your own.

Now for some coffee, as Mert would say.

Frank MvF

--- In 7x12minilathe@..., Jerry Durand wrote:

On 02/07/2013 02:01 AM, Ellis Cory wrote:


cnc sales wrote.......There is a very easy way to remember the axis
designations. The lathe is a horizontal mill. You stand at the TS and
look towards the HS.
x is right, y is up, and z is towards you........
I haven't used a CNC lathe, only mill but, what would you use the Y axis
for besides maybe tool compensation?

--
Jerry Durand, Durand Interstellar, Inc. www.interstellar.com
tel: +1 408 356-3886, USA toll free: 1 866 356-3886
Skype: jerrydurand


Re: Enco promo code anyone?

Jerry Durand
 

On 02/07/2013 06:10 AM, Vince Vielhaber wrote:
I just checked and the last one I had for free shipping expired. The
current one is for 10% off of your first order over $149.

Did I see you post in the HF thread on Slick Deals?
...

Enco is your source for Mitutoyo measuring instruments at the guaranteed
lowest prices! For a limited time, you can enjoy preferred pricing on
the Mitutoyo items featured in this email, plus free shipping* with
promo code: MTCPS.

...
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--
Jerry Durand, Durand Interstellar, Inc. www.interstellar.com
tel: +1 408 356-3886, USA toll free: 1 866 356-3886
Skype: jerrydurand


Re: seperating workpiece cyno

ric
 

On 07/02/2013 04:23, zl1atb wrote:
I saw a few weeks back guys using cyno superglue to attach small pieces to dress them up,someone was turning both sides of a narrow washer, I cant remember how to seperate the turned piece.
I glued some 2 inch ali bar it held good , now ?its still held good .
I tried hitting it with a plastic mallet , wondering If I should soak it, hoping the cyno will break down.
Don
As others have said Heat or Acetone (that is real Acetone not nail polish remover which is mainly water).
If I am turning fancy washers or something of the type I slightly recess the end of a bar in the chuck so as to have a concentric register to locate the washer for the second operation. I saw a piece out of the side of the bar so that I can get at the back of the washer when glued in. After 2nd op. Some heat and a tap with a wood or plastic punch pops the part off. Clean with acetone then do the next etc.

Richard


Re: Axis designations

Jerry Durand
 

¿ªÔÆÌåÓý

On 02/07/2013 02:01 AM, Ellis Cory wrote:
cnc sales wrote.......There is a very easy way to remember the axis designations. The lathe is a horizontal mill. You stand at the TS and look towards the HS.
x is right, y is up, and z is towards you........


I haven't used a CNC lathe, only mill but, what would you use the Y axis for besides maybe tool compensation?
-- 
Jerry Durand, Durand Interstellar, Inc.  
tel: +1 408 356-3886, USA toll free: 1 866 356-3886
Skype:  jerrydurand 


Re: seperating workpiece cyno

 

Use acetone. It will always break the super glue down.

Mark Stangl


If you ever need to make a spindle workstop...

 

... bicycle handle bar nuts fit the 7x bore.

I just tapped one to fit some 1/8" threaded tube used for lamps (straight 1/8" x 27 pipe), bored the other out with some slop to allow it to move up the wedge.
Welded a 1/4 x20 coupler to one end and used a pipe nut (modded to straight 1/8" x27 thread) as a jam nut. The plastic 1/4x20 wingnut sets the depth stop. The aluminum spacer gets it thru the change gear door (I have a hinged door on mine with a captive thumb screw so it's a bit longer..)

pics:


Re: Axis designations

 

Well I wasn't entirely disagreeing with you.
The emphatic No no no no, certainly stirred up some emotion.? (Big Smile)
But after following this thread of posts I can see now there seems to be a "standard"?
It also seems to follow the mathematical norm.
Now would someone mind telling/informing a few of the would be Autocad users?
However I thought the right hand rule was for electronics only? Lenz's Law?
Or did he borrow the term from the Mathematical community?
Thanks for the correction!
?
John Kiely (IRL)

From: cnc sales
To: 7x12minilathe@...
Sent: Thursday, February 7, 2013 9:39 AM
Subject: Re: [7x12minilathe] Re: Axis designations



No, no, no, no !

There are LOTS of excellent reasons never to swap the designations.
For cnc use especially.

There is tool tip compensation, tool wear compensation, css (very very important), feed per rev, and so on, all of which are always based on using std nomenclature for the axis.

There is a very easy way to remember the axis designations.
The lathe is a horizontal mill.
You stand at the TS and look towards the HS.

x is right, y is up, and z is towards you.
(Also known ass Right Hand Rule [follow the thumb]).
If you use other non std axis names, and ever get to use someone eless, anyone elses setup, this can easily come back to bite you.

Might I suggest Gentlemen, that your choice of X,Y,Z axes very much depends on the tools you use and your own personal perspective.
If you use a CAD package it might make more sense to follow?the XY&Z perspective it offers.
If you are a mathematician X would be Horizontal from left to right?Y your Vertical (Up Down) and Z your other horizontal of backwards and forwards.
I think it all comes down to your own personal preference and possibly the tool you use?
Ask any mathematician why they use XY&Z and they will tell you that they are just arbitrary values!
?
John Kiely (IRL)






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Vince.
--
Michigan VHF Corp.
The Foggy Mist Emporium


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Re: rotary broach

 

my apologies I spell your name wrong Merton

On Thu, Feb 7, 2013 at 7:03 AM, Neri Carmi <nericarmi@...> wrote:
"When I read that "wondering if there is a way of making one" I thought
someone must have made the first one, eh? "
OK if you are in the mood of splitting hair over English language
phrases then let me clarify by rephrasing the sentence -- is there is
a way and means for the hobby individual person to make a rotary
broach holder (as oppose to the sophisticated industrial production
line equipment that most hobby users lack access to). Now Morton you
see how this could be cumbersome to explain when we try to spit hairs
rather than using common sense (seems not that common ...for some). in
any event I guess it will be allot easier for me if English was my
first language...would you like to try it in a different language
maybe that will clarify the issue.


Re: rotary broach

 

"When I read that "wondering if there is a way of making one" I thought
someone must have made the first one, eh? "
OK if you are in the mood of splitting hair over English language
phrases then let me clarify by rephrasing the sentence -- is there is
a way and means for the hobby individual person to make a rotary
broach holder (as oppose to the sophisticated industrial production
line equipment that most hobby users lack access to). Now Morton you
see how this could be cumbersome to explain when we try to spit hairs
rather than using common sense (seems not that common ...for some). in
any event I guess it will be allot easier for me if English was my
first language...would you like to try it in a different language
maybe that will clarify the issue.


Re: Enco promo code anyone?

 

I just checked and the last one I had for free shipping expired. The
current one is for 10% off of your first order over $149.

Did I see you post in the HF thread on Slick Deals?



On Thu, 7 Feb 2013, Exibar wrote:

anyone have an enco promo code? I need some more Rapid Tap oil, and they
have a great price, but was hoping for free shipping ;-)



or any other promo codes out there?



thanks!

Mike B


Vince.
--
Michigan VHF Corp.
The Foggy Mist Emporium


Re: seperating workpiece cyno

 

Hardware stores sell acetone in quart cans quite cheaply.? One can should last a lifetime of CA removal and removal of your wife's nail polish.

Colin.


From: SirJohnOfYork To: 7x12minilathe@...
Sent: Thursday, 7 February 2013, 0:53
Subject: Re: [7x12minilathe] seperating workpiece cyno

?
?Borrow somebody's Nail Polish Remover. Make sure it is acetone based. Given a little soak time it'll turn the glue into goo, and separation & clean up gets easy after that. My first experience with Super Glue () for work holding, was making two headed (and two tailed) coins. Held a lot better than I expected. If I were to offer advice to anyone it would be to simply follow the directions - using too much glue is as bad or worse than not using enough. A small drop goes a long way...!

?My wife hit the local Dollar Store and picked up a couple bottles of acetone based Nail Polish Remover for, you guessed it, $1 each. Will probably last for quite awhile yet, since I can use the bottle cap to soak the coins in, so it doesn't take very much. (I glued coins to the end of a short length of a freshly faced steel bar, then used a dial indicator to center the coin in my 4-jaw chuck). Afterwards I just stood the bar vertically on the coin end which was sitting in a cap full of nail polish remover, and let it soak for awhile...

?John Z.

On 2/6/2013 10:23 PM, zl1atb wrote:
?
I saw a few weeks back guys using cyno superglue to attach small pieces to dress them up,someone was turning both sides of a narrow washer, I cant remember how to seperate the turned piece.
I glued some 2 inch ali bar it held good , now ?its still held good .
I tried hitting it with a plastic mallet , wondering If I should soak it, hoping the cyno will break down.
Don




Re: rotary broach

MERTON B BAKER
 

When I read that "wondering if there is a way of making one" I thought
someone must have made the first one, eh? And if that's so, everything had
to be done at least once , for the first time.
Now, I've been using a ball tip Allen wrench in a battery powered
screwdriver for power cross & topslide feeds on my 7x lathes for about 10
years, and find that HSM has an article on doing this for a quick traverse
on the Bridgeport in the new issue..

Mert

-----Original Message-----
From: 7x12minilathe@...
[mailto:7x12minilathe@...]On Behalf Of GadgetBuilder
Sent: Wednesday, February 06, 2013 3:09 PM
To: 7x12minilathe@...
Subject: [7x12minilathe] Re: rotary broach


Mike Cox shows how to make your own holder and broach:

< >



--- In 7x12minilathe@..., "nericarmi" wrote:

I was wondering if there is a way of making one...I just cant bring myself
to pay $600 or better just for the holder



------------------------------------

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