Straight traverse in concave corner
03 Jul 2014 22:27 #48418
by n_spect_r
Straight traverse in concave corner was created by n_spect_r
I found just a single post that was even remotely related and did not find a solution. Trying to run a tool to a corner whose radius will be the same as the tool but I get this error. If I re-write the program and offset the tool manually it runs fine. Trying to do this with G41 or 41.1 sample programs.
This is written with .375 tool offset manually. Runs fine.
G57
G0 G90 X-0.4868 Y0.8449 Z.375
Z-0.065
F1.75 X0.2492 Y0.5166
Y0.187
X0.7112
X0.5166 Y-0.2492
X0.187
Y-0.7112
X-0.2492 Y-0.5166
Y0.187
X-0.7122 Y-0.187
X-0.5166 Y0.2492
X0.187
Y0.8
M30
This with G41.1 Error message around line 6
G57
G41.1 D0.375
G0 G90 X-0.1544 Y0.4919 Z.375
Z-0.065
F1.75 X0.0622 Y0.395
Y0.0
X0.4230
X0.3952 Y-.0622
X0.0
Y-0.423
X-0.0622 Y-0.395
Y0.0
X-0.423
X-0.395 Y0.0622
X0.0
Y0.5563
M30
This is written with .375 tool offset manually. Runs fine.
G57
G0 G90 X-0.4868 Y0.8449 Z.375
Z-0.065
F1.75 X0.2492 Y0.5166
Y0.187
X0.7112
X0.5166 Y-0.2492
X0.187
Y-0.7112
X-0.2492 Y-0.5166
Y0.187
X-0.7122 Y-0.187
X-0.5166 Y0.2492
X0.187
Y0.8
M30
This with G41.1 Error message around line 6
G57
G41.1 D0.375
G0 G90 X-0.1544 Y0.4919 Z.375
Z-0.065
F1.75 X0.0622 Y0.395
Y0.0
X0.4230
X0.3952 Y-.0622
X0.0
Y-0.423
X-0.0622 Y-0.395
Y0.0
X-0.423
X-0.395 Y0.0622
X0.0
Y0.5563
M30
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03 Jul 2014 22:56 #48419
by ArcEye
What error?
If it is about gouging, have you read this post?
www.linuxcnc.org/index.php/english/forum...problem?limitstart=0
regards
Replied by ArcEye on topic Straight traverse in concave corner
Trying to run a tool to a corner whose radius will be the same as the tool but I get this error.
What error?
If it is about gouging, have you read this post?
www.linuxcnc.org/index.php/english/forum...problem?limitstart=0
regards
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03 Jul 2014 23:43 - 03 Jul 2014 23:58 #48421
by n_spect_r
Replied by n_spect_r on topic Straight traverse in concave corner
Straight traverse in concave corner. The rest, in case there are more errors that begin the same, cannot be reached by the tool without gouging.
Thought that was pretty plain.
I looked at the mentioned page and that doesn't solve the problem either. I tried substituting a .250 end mill instead of .375 and the same error.
That post is doing holes, I am simply moving from one point to another and then making a 90 degree turn.
Also tried from the tool file, put a .250 in tool 1 then changed from G41.1 D0.375 to G41 D1 still the same error. I found the problem, I was entering G41 before my rapid move to start position. Moving that line down below Z-0.063 and the program runs.
Thought that was pretty plain.
I looked at the mentioned page and that doesn't solve the problem either. I tried substituting a .250 end mill instead of .375 and the same error.
That post is doing holes, I am simply moving from one point to another and then making a 90 degree turn.
Also tried from the tool file, put a .250 in tool 1 then changed from G41.1 D0.375 to G41 D1 still the same error. I found the problem, I was entering G41 before my rapid move to start position. Moving that line down below Z-0.063 and the program runs.
Last edit: 03 Jul 2014 23:58 by n_spect_r.
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