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Messages - Graham Waterworth

941
General Mach Discussion / Re: Skip Code?
« on: January 14, 2014, 05:31:11 PM »
Search the forum for G31 command, there is lots of it on here

942
General Mach Discussion / Re: M6start
« on: January 08, 2014, 12:47:50 AM »
Hi Mike,

I have sent you a PM.

Graham

943
Share Your GCode / Mach3 and Mach4 Show Demo Code
« on: December 07, 2013, 08:37:11 PM »
Here is a ZIP file of a boat hull I produced as a demo for several of the shows last year, we ran it as a comparison on both Mach3 and Mach4.

It starts off as a 2.5D roughing pass and then finishes as a full 3D 45 degree pick feed finish profile.

The code is written for wood, plastic or wax type materials and a 24000 rpm spindle.  The feeds and speeds can be changed to match anything you need.

The material blank should be 45 (1-3/4") x 120 (4.75") x 32mm (1.25") minimum to allow for a 6mm on the metric version or a .250" cutter on the inch version.

The ZIP file has images of the part and also both Inch and mm versions of the code and IGES file of the part.

Please use with care as we do not imply any guarantee with this download.

Graham

944
G-Code, CAD, and CAM discussions / Re: Help a newbe! archs not working!
« on: October 11, 2013, 05:18:00 AM »
Try using a different post for any Fanuc, Hass, Secos or Yasnak control model that is listed and see if it gives you similar looking gcode but with the correct G02/3 in the code.

Then you can compare the 2 posts and see why the Fanuc is not putting them in.


945
G-Code, CAD, and CAM discussions / Re: Help a newbe! archs not working!
« on: October 09, 2013, 07:22:12 AM »
It looks like you need to look at the post as the code is not correct you have no G02/G03 on the lines N9 - N12, N14, 28,43,61,74 and 75


946
Line N60 should look more like this :-

N60 G43 H1


947
G-Code, CAD, and CAM discussions / Re: G-code wanted
« on: August 01, 2013, 11:00:22 AM »
there is code for one of them on this site somewhere, PoppaBear (Scott) did it some time back.

948
Share Your GCode / Re: trying to cut a bushing but....
« on: July 25, 2013, 04:00:33 PM »
all you need to do is this :-

Rapid to the center + the circle radius + or - the radius of the cutter e.g.

G20 G40
(1/2" dia cutter and 3" hole centered around X0 Y0)
G00 G90 X1.25 (1.5-.25) Y0 Z1.
Z.05
G01 Z-1. F10.
G02 I-1.25
G00 Z1.
(Then a 1/2" cutter and a 4" boss centered around X0 Y0)
G00 X2.25 (2.0+.25) Y0 Z1.
Z.05
G01 Z-1. F10.
G02 I-2.25
G00 Z1.
M30

949
I sounds as if the tool definition in BOBCAM has a max length of 2"


950
G-Code, CAD, and CAM discussions / Re: G02 / G03 Problem
« on: July 17, 2013, 04:45:14 PM »
Try it like this :-

N0030 G21 (Units: Metric)
N0040 G53 G90 G91.1 G40
N0090 M06 T2 F2000.0  (2000mm/min)
N0100 G00 Z20.0000
N0110 X89.4288 Y86.4878
N0120 Z0.0000
N0130 G28.1 Z0 (Z-Achse auf Home fahren)
N0140 G00 Z0 (Z-Achse von Offset auf 0)
N0150 M03
N0160 G03 J9.7500
N1000 M05 M30