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Author Topic: Tangential Problems  (Read 8823 times)

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Re: Tangential Problems
« Reply #10 on: September 17, 2014, 07:20:39 PM »
Ok that fixed the feed rate but I found another problem which I manually fixed:

Here is a Gcode snip of the test file I am using
N0010 (Filename: New.tap)
N0020 (Post processor: Mach3 tangential.scpost)
N0030 (Date: 17/09/2014)
N0040 G91.1 (incremental IJ mode)
N0050 G20 (Units: Inches)
N0060 G53 G40 G90
N0070 F1
N0080 (Part: New)
N0090 M6 T4  (Fresadora/Router, 0.01 in Diámetro)
N0100 G43 H4 F100
N0110 M03 S1000 F100
N0120 G00 X5.5118 Y4.3307 Z0.3937
N0130 A0.0000
N0140 Z-1.0000
N0150 G03 A-360.0000 I2.3622 J0.0000 F100.0
N0160 G00 Z0.3937
N0170 X4.9917 Y3.6423
N0180 A71.6312
N0190 Z-1.0000
N0200 G03 A-288.3688 I0.0744 J-0.2242
N0210 G00 Z0.3937
N0220 X5.1405 Y5.4671
N0230 A108.3688
N0240 Z-1.0000
N0250 G03 A-251.6312 I-0.0744 J-0.2242
N0260 G00 Z0.3937
N0720 M05
N0730 X0.0000 Y0.0000
N0740 G49
N0750 M05 M30

Mach 3 seems to skip lines 130, 180, and 230, which are G0 moves of A, The weird thing is that the A axis moves to the position called for in the following line for example when line 180 calls for A to move to 71.6312, it instead moves to the position called for in line 200 which is -288.3688, so that when it actually goes to that line it does the arc but not the A axis movement.

What I did was to add a G1 on lines 130, 180, 230, etc... and now the A axis moves to where it is supposed to move.

Any ideas on why G0 moves of A axis are being skipped?
best Refgards
Fernando
Re: Tangential Problems
« Reply #11 on: September 17, 2014, 07:36:00 PM »
Sorry for the monologue!

Unckecking the Ang Short Rot on G0, seemed to do the trick, it takes a little more time to get to the desired angle but I can Live with that.