On Wed, 29 Feb 2012 10:54:20 -0500
Dave wrote:
> I have a friend who is an engineer who sets up laser trackers on
> those big mills all over the US. The only way you can maintain .005
> tolerances over 50 or 60 feet on a big gantry machine is with a laser
> tracker. They do coordinate compen
I have a friend who is an engineer who sets up laser trackers on those
big mills all over the US. The only way you can maintain .005
tolerances over 50 or 60 feet on a big gantry machine is with a laser
tracker. They do coordinate compensation on the fly.
Siemens has a plug in interface that
Cutting force weight transfer while moving and a gust of wind will all move
the head off course more than the resolution stated.
the .002 is more realistic
An old British company Dean Smith and Grace recently built a big gantry machine
while not as long I think it takes no prisoners with its 43kw
On 29 February 2012 10:56, Dave wrote:
> There is a lot of BS on that webpage.Optical encoder accuracy..
> Impressive to those who don't know better I guess.
>
> This is really the only important fact regarding accuracy:
> >>We use Leica laser trackers to measure the volumetric Cartesian
> e
There is a lot of BS on that webpage.Optical encoder accuracy..
Impressive to those who don't know better I guess.
This is really the only important fact regarding accuracy:
>>We use Leica laser trackers to measure the volumetric Cartesian
errors. These devices have accuracies of approxim
You never know what is going to come crawling out of the woodwork. :-)
You do know about the big shop in Carnation?
Dave
n Tue, 28 Feb 2012 14:24:46 -0800
Gary Fiber wrote:
> I have been to Sedro-Woolley, WA several times and did not know there
> was a CNC engineering firm there.
> The popula
I have been to Sedro-Woolley, WA several times and did not know there
was a CNC engineering firm there.
The population was 10,540 at the 2010 census
. It is included in the Mount Vernon
--Anacortes
, Washington Metropolitan Statistical Area
.
I go to Skagit Speedway several times a summer and
Check this mill out. Used to make the molds for the America's Cup
boats.
http://www.janicki.com/5-axis-milling.html
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