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