I found that in getting the support as thin as possible it also got almost no stick onto the hotbed. Here is an update to the Raft module that allows to set the flowrate for the first layer of support.
This is based on Skeinforge 50 plus published by Lenbok.
diff:
diff -ru RefCode/Skeinforge50plus-master/skeinforge_application/skeinforge_plugins/craft_plugins/raft.py Skeinforge50plus-master/skeinforge_application/skeinforge_plugins/craft_plugins/raft.py
--- RefCode/Skeinforge50plus-master/skeinforge_application/skeinforge_plugins/craft_plugins/raft.py 2014-04-14 01:00:06 +0200
+++ Skeinforge50plus-master/skeinforge_application/skeinforge_plugins/craft_plugins/raft.py 2014-05-04 23:55:19 +0200
@@ -389,6 +389,8 @@
settings.LabelSeparator().getFromRepository(self)
settings.LabelDisplay().getFromName('- Support -', self)
self.supportCrossHatch = settings.BooleanSetting().getFromValue('Support Cross Hatch', self, False)
+ self.supportFlowRateOverOperatingFlowRateFirstLayer = settings.FloatSpin().getFromValue(
+ 0.7, 'Support Flow Rate over Operating Flow Rate - first layer (ratio):', self, 1.1, 1.0)
self.supportFlowRateOverOperatingFlowRate = settings.FloatSpin().getFromValue(
0.7, 'Support Flow Rate over Operating Flow Rate (ratio):', self, 1.1, 1.0)
self.supportGapOverPerimeterExtrusionWidth = settings.FloatSpin().getFromValue(
@@ -709,6 +711,8 @@
feedRateMinuteMultiplied = self.operatingFeedRateMinute
supportFlowRateMultiplied = self.supportFlowRate
if self.layerIndex == 0:
+ 'layer 0 fix'
+ supportFlowRateMultiplied = self.supportFlowRateFirstLayer
feedRateMinuteMultiplied *= self.objectFirstLayerFeedRateInfillMultiplier
if supportFlowRateMultiplied != None:
supportFlowRateMultiplied *= self.objectFirstLayerFlowRateInfillMultiplier
@@ -931,6 +935,7 @@
self.operatingFlowRate = float(splitLine[1])
self.oldFlowRate = self.operatingFlowRate
self.supportFlowRate = self.operatingFlowRate * self.repository.supportFlowRateOverOperatingFlowRate.value
+ self.supportFlowRateFirstLayer = self.operatingFlowRate * self.repository.supportFlowRateOverOperatingFlowRateFirstLayer.value
elif firstWord == '(':
self.sharpestProduct = float(splitLine[1])
elif firstWord == '(':
Edited 2 time(s). Last edit at 05/05/2014 04:18PM by svanteg.
, skeinforge is still the best tool for making gcode ^^