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Messages - Graham Waterworth

981
Polls / Re: Depth of cut strategy
« on: September 01, 2012, 01:28:50 PM »
I am for option 1

982
CS-Lab / Re: First impressions of CS-Lab products
« on: September 01, 2012, 06:55:57 AM »
I may as well stick my bit in as well,  Hood used me as a test case for his purchase convincing me I needed one of these, the man is an evil genius   >:D

I have 2 of these units now a 4 axis CSMIO/IP-M and the new and just released 6 axis +/-10v analogue CSMIO/IP-A

The 4 axis is fitted to a mini mill and has worked without a hitch for several months now, the installation was quick and easy as the mill is a very basic stepper driven 3 axis wired for a 4th when needed, home switches and a 0-10v spindle drive. It runs off a ASRock PV530A-ITX 1.8Ghz Mini-ITX Mainboard with 2 Gb ram and a 30Gb solid state drive and WinXP the whole lot was less than 100 quid and it works very well.

The CSMIO/IP-A 6 axis unit is fitted to a 4 axis mill with Baldor Flex drives working +/-10v with 4096 pulse encoder feed back, I have to say the documentation is somewhat lacking at the moment so installation of the software was a bit confusing on a clean install of windows, I am informed the manuals are been worked on as is the automatic installation of the software and new versions are due very soon.  The team at CS_Labs have been very helpful and are very keen to get things right.

The unit is now installed and controlling the XY & Z axis the motion is very smooth and very accurate, the servo tuning is manual at the moment so it was pot luck as to just how good I got the motion, there is an auto tune feature in the setup screen but this is not working at the moment, again a new plugin is due soon with the auto tune working.  At the moment its running off my old Dell laptop but I will be installing the same PC as the mini mill.

All in all I only have good things to say about the controllers and the company, I have just ordered a MPG unit to go on this machine too.

Graham

983
G-Code, CAD, and CAM discussions / Re: Boring a Taper
« on: August 07, 2012, 09:00:14 AM »
A taper reamer or ball nosed cutter and lots of ever decreasing circles is the only way unless you have a U spindle fitted  ;D


984
G-Code, CAD, and CAM discussions / Re: Arcs not cutting smoothly
« on: July 28, 2012, 05:08:47 AM »
Are your slideways sticking or too tight on the gib , this can cause a buildup of pressure that releases in a jolt, you can see this on a DTI clock set against a block with the backlash removed first if you jog in very small moves in the same direction, the clock will not move and then suddenly jump.

Only my two penath,


985
General Mach Discussion / Re: how to get Z position while moving
« on: July 06, 2012, 04:31:11 AM »
The G31 command is used to detect the probe touch, Search the forum for G31 and you will find many examples of touch probe code.

Here is just one of many:-

http://www.machsupport.com/forum/index.php/topic,21306.0.html

986
General Mach Discussion / Re: C3 - Index Pulse Card
« on: July 03, 2012, 06:00:12 AM »
Open the box and take some pictures of the cards inside, then post them here using the 'Additional Options', we may be able to then tell you where to connect the C3 into.


988
General Mach Discussion / Re: Rank newbie question
« on: June 30, 2012, 09:18:52 AM »
Hi Terry,

have a look at CAMBAM its free to very low cost and is very good for generating g-code.

http://www.cambam.info/downloads/

Graham

989
General Mach Discussion / Re: Setup help needed
« on: June 30, 2012, 09:11:08 AM »
When you say the size is wrong, by how much is it wrong? if its a small amount this could be why.

I get the calculation 1600*.33333333 as 533.33328



990
G-Code, CAD, and CAM discussions / Re: G-Code Macro help needed!
« on: June 26, 2012, 02:20:21 PM »
RightClampDone= not GetOEMLED(1000)
While(RightClampDone)
sleep100
Wend

The above macro never updates the condition variable it may be better to try something like this :-

While Not (GetOEMLED(1000))
sleep100
Wend

I am still not sure why the machine starts though.