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    toxs

    @toxs

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    Best posts made by toxs

    • RE: Non Duet Hardware with RRF ?

      @pixelpieper do you share your cad files somewhere? 🙂

      posted in Duet Hardware and wiring
      toxsundefined
      toxs

    Latest posts made by toxs

    • RE: Non Duet Hardware with RRF ?

      @pixelpieper do you share your cad files somewhere? 🙂

      posted in Duet Hardware and wiring
      toxsundefined
      toxs
    • RE: Auto offset calibration of hot-end vs z-probe

      Ended up with the following macros:

      var paperTest  = 1.1
      
      M290 R0 S0			; babystepping = 0
      G29 S2				; turn off bedmesh
      M98 P"/macros/Drive/home_if_not.g"	; home if needed
      M98 P"/macros/Printing/nozzle_brush.g"
      G28 Z				; home Z
      	
      G1 X245 Y300 F99999	; go to probe point
      
      var lastStopHeight = -1
      while iterations < 2 || abs(sensors.probes[0].lastStopHeight - var.lastStopHeight) > 0.005
      	set var.lastStopHeight = sensors.probes[0].lastStopHeight
      	G30 S-1				; probe without setting
      	G1 Z5 F99999
      
      
      var newTriggerHeight = var.lastStopHeight + var.paperTest
      var deltaTriggerHeight = var.newTriggerHeight - sensors.probes[0].triggerHeight
      echo "Trigger Height Old, New, Delta: " ^ sensors.probes[0].triggerHeight ^ ", " ^ var.newTriggerHeight ^ ", " ^ var.deltaTriggerHeight
      
      G30    ; probe
      
      
      posted in Tuning and tweaking
      toxsundefined
      toxs
    • RE: Auto offset calibration of hot-end vs z-probe

      @T3P3Tony yep, voron 2.4 touches z-endstop with a nozzle tip (by default), not with a gantry

      posted in Tuning and tweaking
      toxsundefined
      toxs
    • Auto offset calibration of hot-end vs z-probe

      Hi all!

      I'm setting up my voron 2.4r2 and it looks like I'm "implementing my own bicycle". I'm sure there is a solution in RRF.

      What I'm trying to achieve is to automatically calibrate offset of hot-end using both z-endstop and z-probe.

      There are static distances that aren't changed when hot-end is changed:

      • z-endstop vs bed
      • bed vs z-probe (inductive probe trigger height)
      • z-probe vs head (it's mounted on the head)

      There is a dynamic distance "hot-end vs head" that changes when hot-end is changed. But since hot-end presses directly to z-endstop and also we can calculate "z-endstop vs head" distance via that chain of dependencies, so there is no need in paper-test after hot-end changes, since we can calculate it.

      Initially I set up G31 Z* with a paper-test. Now I'm simulating hot-end length change and trying to re-tune offset automatically.

      Currently I'm playing with G30 S-* command parameters but can't find a solution for the issue. They change not what I need to change, do they?

      Looks like I'm missing something trivial?

      posted in Tuning and tweaking
      toxsundefined
      toxs