Elumatec SBZ 130/01 retrofit

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9 years 9 months ago #86961 by andypugh
Replied by andypugh on topic Elumatec SBZ 130/01 retrofit

tommylight wrote: How to set up long X axis and short X axis to act and be seen by gcode as a single axis?????


The first thing to do is define what you want to happen. Then we can figure out how to make that happen.

Still not clear how to set up carousel for tool changer, namely it has a clutch and a brake, could not figure out how to implement that in hal.


You can't easily do it all in HAL without a custom component.
If you look at sim-axis-vismach-vmc_toolchange that uses the carousel comp to read carousel position and line up the tools, and the up/down/clamp/move sequence is handled by a G-code subroutine.
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9 years 9 months ago #86966 by tommylight
Replied by tommylight on topic Elumatec SBZ 130/01 retrofit
Thank you all,
The thing with two X axis is ( i think i mentioned it earlier ), it is literarly a vertical mill mounted on a long axis parallel with X.
Will take some more pictures in a while.
As for carousel, i have read everything on the net and seen the vismach, i have no problems understanding that, the problem is :
I do not want to use clasic ladder, if i can awoid it,
The tool changer is much simpler, as it has no arms or pneumatics, or drawbars etc.
So far i figured out that it needs to activate the motor in one direction (this does nothing at all), then activating the brake will start the turret moving cycling the tools untill the brake is deactivated. The feedback from the tool sensors is all good (it has sensors for tool 1,2,4,8). Still do not know what the clutch does, and i would like it to move the Z axis up before changing tools, but that is easy done.
More to come.

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9 years 9 months ago #86967 by andypugh
Replied by andypugh on topic Elumatec SBZ 130/01 retrofit

tommylight wrote: As for carousel, i have read everything on the net and seen the vismach, i have no problems understanding that, the problem is :
I do not want to use clasic ladder, if i can awoid it,


Which is why the Vismach demo uses G-code only, because I haven't a clue about Classic Ladder either.
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9 years 9 months ago #86971 by tommylight
Replied by tommylight on topic Elumatec SBZ 130/01 retrofit

andypugh wrote: Which is why the Vismach demo uses G-code only, because I haven't a clue about Classic Ladder either.


Well i missed that, thank you very much, just checking it out now.

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9 years 9 months ago #87014 by tommylight
Replied by tommylight on topic Elumatec SBZ 130/01 retrofit
Andy, thank you for pointing me in the right direction.
Got it working......but have to fix the pocket numbering as it is fuzzy right now.
Tuned the long X axis and set it at 9000mm/minute for now. I have all axes set at a mild speed since it is going to be used by inexperienced personel there, till they get a grip on things.

Back on the subject of two X axis.
Todd, i understand your idea of using sum, but i doubt it will do as is without added logic to it, namely short X should be always at 0 for the long X to move to the start of job, clamp pneumatic brake and motor brake, then have the short X do the job inside it's dimensions, when finished start over again from the new long X position.
That is my idea, but i feel a bit like cayotee in the road runner cartoon, i have a great idea but actual implementation is ......well cartoonish!
The machine is going to be used for drilling and taping and sloting, so i have to figure out what to use for CAM, ideas are welcome, always.

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9 years 9 months ago #87018 by andypugh
Replied by andypugh on topic Elumatec SBZ 130/01 retrofit
If you add long to short (either with sum2, or inside the kinematics) then the behaviour ought to be that the when you move the long-X then the short-X holds station above the same spot in the workpiece. Which sounds about right.

I am curious why you wouldn't just use long-X for everything?

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