FreeCAD script for creating dispenser shovels

cad_script.py

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+from FreeCAD import Rotation, Base, newDocument
+
+doc = newDocument()
+
+
+def create_blade(radius_rod, diameter):
+	# set parameters (in mm)
+	# central rod
+	outer_radius = radius_rod
+	inner_radius = outer_radius / 2
+	height = diameter
+	
+	# blades
+	thickness = 1.5 
+	
+	rod = Part.makeCylinder(outer_radius, height, Base.Vector(0,0,0), Base.Vector(1,0,0))
+	
+	hole_template = Part.makeCylinder(inner_radius, height+2, Base.Vector(-1,0,0), Base.Vector(1,0,0))
+	
+	pierced_rod = rod.cut(hole_template)
+	del hole_template # remove the template
+	
+	# blades
+	blade_template = Part.makeCylinder(height/2, thickness, Base.Vector(height/2,0, -thickness/2))
+	#Part.show(blade_template)
+	
+	blades1 = blade_template.cut(rod)
+	blades2 = blades1.copy()
+	blades2.Placement.Rotation = Rotation(0, 0, 60)
+	blades3 = blades1.copy()
+	blades3.Placement.Rotation = Rotation(0, 0, -60)
+	
+	del blade_template # remove the template
+	
+	# show all the stuff we created just now
+	Part.show(pierced_rod)
+	Part.show(blades1)
+	Part.show(blades2)
+	Part.show(blades3)
+	
+	doc.recompute()
+
+# small dispensers
+radius_rod = 4.0
+diameter = 34.0
+create_blade(radius_rod, diameter)
+
+# big dispensers
+#radius_rod = 4.0
+#diameter = 94.0
+#create_blade(radius_rod, diameter)