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Posts posted by Leon82
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1 hour ago, BrianP. said:
Yup. I am running 2018. In X9 you do not have a freepass option so you would need to approach it the way JP said. Although I still hate the interface there are some really good additions to basic tool paths.
Nice.
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38 minutes ago, BrianP. said:
Just put 10 in the free pass and it will go round and round. You can still set an overlap.
Sample code out put. 1.0 circle with 1/2 inch endmill. Free pass set to ten overlap at .05.
T1 M6
G0 G54 G90 X0. Y0. S1069 M3
G43 H1 Z.1
M8
G1 Z-.5 F15.
G3 X-.0198 Y-.0291 I.0115 J-.0291 F25.
X.0115 Y-.0604 I.0313 J0.
X.023 Y-.0581 I0. J.0313
X.0823 Y.0291 I-.0345 J.0872
X-.0115 Y.1229 I-.0938 J0.
X-.046 Y.1162 I0. J-.0938
X-.1448 Y-.0291 I.0575 J-.1453
X.0115 Y-.1854 I.1563 J0.
X.0691 Y-.1743 I0. J.1563
X.2073 Y.0291 I-.0806 J.2034
X0. Y.2475 I-.2188 J0.
X-.2475 Y0. I0. J-.2475
X0. Y-.2475 I.2475 J0.
X.2475 Y0. I0. J.2475
X0. Y.2475 I-.2475 J0.
X-.1237 Y.1237 I0. J-.1238
G1 X0. Y0.
Y.125
G41 D1 X.125
G3 X0. Y.25 I-.125 J0.
I0. J-.25
X-.125 Y.125 I0. J-.125
G1 G40 X0.
Y0.
Y.125
G41 X.125
G3 X0. Y.25 I-.125 J0.
I0. J-.25
I0. J-.25
I0. J-.25
I0. J-.25
I0. J-.25
I0. J-.25
I0. J-.25
I0. J-.25
I0. J-.25
I0. J-.25
I0. J-.25
X-.125 Y.125 I0. J-.125
G1 G40 X0.
Y0.
G0 Z.1Mine posts a lead and lead off with each multipass even if it's set at 0 step over. But I'm stuck in the stone age's on x 9 so maybe 2017 will post that way
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If you don't mind doing it by hand you can simply put c and y values in the drill cycle. You can manual entry an entire program file (your rotary drill program) so it will post somewhat clean.
I have gotten mine do drill with x and c with 3 axis toolpath in rotary tabs, rotation about z.
I was playing with the machine def at the time so I have it as a 4 axis not using A on the trunion. This was for one off stuff, we use camplete for everything.
I had the same issue but want to post x negative.
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Cool,I'll have to try that
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I use pocket to finish holes sometimes after circle mill when I want it really close
Turnoff roughing and set spring passes to 10 or so. It will circle round and round without leading off for the duration of the spring passes
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I used helix bore to bore some holes that we did not have a head for.
It takes a long time, but it came out round within. 0001 from top to bottom.
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Check 3407 and 3406.
My tips sheet says 3407#6 (c14)for work offset reset 0 means revert to g54 on reset
These have characters c08 c07 ect. These are the groups. If yours is similar the parameter manual will have the explanations for what is what before you change anything
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Many ways to skin the cat, I've also been in a hurry and pick the edge of the hole instead of the center using points
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G54 revert is controlled by a group parameter. Just like absolute or incremental and g1 g0
When you change this parameter all in the group are affected.
I have it handy for our model 30b5 miller at work, I'll post it Monday if no one has found it
In the system the parameters should look lime a grid and have labels for group 01,02 ect if I recall
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Set the sfm and chipload per the endmill manufacturer. Mastercam will calculate the chip thinning load based on the cut parameters.
Or, give the tool rep all the specs of your setup and they should have a proven start point for you.
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Since your going to be front and center they will look good. If you were off to the side I would say skip them
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I believe they have a linear motor model, but won't help on price.
Kitagawa? We had a coupe of their indexers at my old shop. They worked ok
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Analyse dynamic? See if the angle is the same.
Create curves and analyze the endpoints
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Make sure the screw reached the bottom of the thick part of the nut. Trim it if needed
We have a gorilla grip guy in our shop too. Some of the Kurt hard jaw plates have a wave to them. Lol, where are they going to move to.
Or switch to 7/16
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I use the classic black with green entities.
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I always use entity, but if the arc was drawn using a rotate/copy the start point rotates along with the entity. This was true with curves generated on a customer model too
You can draw arcs on a different level (not rotating them) and they will all have the same start point
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Try the wcs by geomety using the two lines
You can rotate the part, in the angle field right click and pick angle, line and pick the edge of the part.
I usually have to switch the angle to negative, but it lines these parts imported on an angle pretty good
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13 minutes ago, sweeper said:
Wow, Poor guy didn't even mention NX. I can only imagine what the replies would have been. One of the strong points of MC is the large and knowledgeable user base willing to help out. If the new interface doesn't drive people away it will be you guys.
Maybe, but I am an internet troll expert and his post could be considered near the line of trolling.
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3 hours ago, C^Millman said:
I have helped with printed parts, EB (Electron Beam Welding) parts for different applications. They are doing some really neat things, but when the machine cost over $1 million and the parts coming off of them have a $XX,XXX or $XXX,XXX build costs just to that point and still require another 12-40 hours of machining not something going to replace everything anytime soon. I have been around 3D printing since I came to California. Very cool tech, but when you have been in well over 500 different machine shops making everything from bone screws to rocket parts. You see what is made day in and day out you realize that castings or that billets and the little bit of machining going into it is still far superior today.
Yea, its only going to be for the super expensive stuff for now.
Pratt is working with it from what I heard
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Break up the spline and use simplify to convert to arcs.
Or there is a filter DLL you can run
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4 minutes ago, gcode said:
"window it and cut it" was part of the first sales pitch I ever got for a Cad/Cam package back in the early 90's.
It didn't work then, and sometimes it works now, but it's still the holy grail of Cad/Cam.
They may get there some day, but not in my lifetime.
I think 3D printing and near net 3D printing will eliminate a lot of machinist and programming jobs in the future
What's holding 3D printing back is that they can't "print" metal parts with the structural strengths of cast and forged metals.
They are getting better at it all the time though.
I believe Boeing is now 3D "printing" titanium shapes for aircraft structures that eliminate 70% of the roughing involved in building these structures.
We had our first print with specs if the part were made with an additive process
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18 minutes ago, C^Millman said:
Reminds me of the manager last year who asked me why I was doing 5 Axis programming. He said you know in 5 years you will be out of a job. There is think tank group working on a program to automatically program all part for all machines. You give the program your file and machine and it does everything for you. I laughed and asked if it was the same group I talked to that wanted me to help them? He looked at me with a look of disbelief. How do you know about that group? I said well we had a conversation at a trade show a couple years back. They could do 1% of parts thrown at them. 14 PHD's had put 20000 man hours into the project at that point over 10 years. There have been a lot of advancements in Feature Based CAM no doubt, but the human creativity and problem solving is still something unique.
To get good program you must do good work. Even the best production lines with robots and such didn't happen on their own. It took someone to make it happen.
I read an article a while back where mastercam was working with a manufacturer to do this with a radiation filter for cancer treatment. Every filter was patient specific, and always different. It was planned to be automatic from and emailed file. I don't know if it worked out
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Use a pocket cycle to the depth of the first boss. Then another for the next set. Use your top of stock as the depth of the previous pocket. It won't cut air, but if the depths are close you will get pockets that don't cut much.
Pick your multi pass settings and save them, they will remain there while you program
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37 minutes ago, Foghorn Leghorn said:
If you're using a Mastercam post.
When using a 3rd Party post like say CAMplete... makes no difference.
That's how we do it. I have several parts with origins on the top and bottom.
It makes it easy to adjust when you use a different riser or fixture
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Will this post work?
in Industrial Forum
Posted
I found this with a google search.
Other forums have programming manuals but you need to sign up before download ing.
,
I've just started setting up jobs and coding on a 95 Bridgeport Torq Cut 22 after 12+ years running pretty typical mills with typical controls. After pulling my hair out learning all the little quirks and rules I must follow on the DX-32 I've pretty much got the hang of this thing, I have a couple of questions, though.
1st of all how the heck do I delete a program off of the hard drive. It looks to have many hundred programs on if from the previous owner and it still says it has 509,000,000 bytes of remaining space left, can this be? How many meg does that equate to? I thought these machines only had 256 KB of space?
2nd question refers to actual programming. I was making some soft jaws and wanted to drop inside a drilled hole with an end mill and interpolate some counterbores and no matter how many J's I added to the G3 interpolation it would only go around 2 times, what's up with this and how do I make it go around more than twice. I'm sure it's just some little rule I'm not following but I can't seem to figure it out. Here's an example of the code I wrote, and as you can see the endmill should go around the inside of the hole 3 times:
T1M6
G0G17G40G80G90G54
X0Y0Z7.H1S5000M3
Z1.M8
G1G41X0Y0Z-.5F20.0
G1Y.375
G3I0J0
J0
J0
G1G40X0Y0
G0Z7.0M9
M2
So it appears to be the same as a fanuc. Although I don't see a g43 there