gear-rack add fillets
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looooo
@@ -76,91 +76,91 @@ class BaseCommand(object):
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class CreateInvoluteGear(BaseCommand):
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NAME = "involutegear"
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NAME = "InvoluteGear"
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GEAR_FUNCTION = InvoluteGear
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Pixmap = os.path.join(BaseCommand.ICONDIR, 'involutegear.svg')
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MenuText = 'Involute gear'
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MenuText = 'Involute Gear'
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ToolTip = 'Create an external involute gear'
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class CreateInternalInvoluteGear(BaseCommand):
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NAME = "internalinvolutegear"
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NAME = "InternalInvoluteGear"
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GEAR_FUNCTION = InternalInvoluteGear
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Pixmap = os.path.join(BaseCommand.ICONDIR, 'internalinvolutegear.svg')
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MenuText = 'Internal involute gear'
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MenuText = 'Internal Involute Gear'
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ToolTip = 'Create an internal involute gear'
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class CreateInvoluteRack(BaseCommand):
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NAME = "involuterack"
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NAME = "InvoluteRack"
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GEAR_FUNCTION = InvoluteGearRack
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Pixmap = os.path.join(BaseCommand.ICONDIR, 'involuterack.svg')
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MenuText = 'Involute rack'
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MenuText = 'Involute Rack'
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ToolTip = 'Create an Involute rack'
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class CreateCycloidRack(BaseCommand):
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NAME = "Cycloidrack"
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NAME = "CycloidRack"
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GEAR_FUNCTION = CycloidGearRack
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Pixmap = os.path.join(BaseCommand.ICONDIR, 'cycloidrack.svg')
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MenuText = 'Cycloid rack'
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MenuText = 'Cycloid Rack'
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ToolTip = 'Create an Cycloid rack'
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class CreateCrownGear(BaseCommand):
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NAME = "crowngear"
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NAME = "CrownGear"
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GEAR_FUNCTION = CrownGear
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Pixmap = os.path.join(BaseCommand.ICONDIR, 'crowngear.svg')
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MenuText = 'Crown gear'
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MenuText = 'Crown Gear'
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ToolTip = 'Create a Crown gear'
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class CreateCycloidGear(BaseCommand):
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NAME = "cycloidgear"
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NAME = "CycloidGear"
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GEAR_FUNCTION = CycloidGear
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Pixmap = os.path.join(BaseCommand.ICONDIR, 'cycloidgear.svg')
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MenuText = 'Cycloid gear'
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MenuText = 'Cycloid Gear'
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ToolTip = 'Create a Cycloid gear'
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class CreateBevelGear(BaseCommand):
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NAME = "bevelgear"
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NAME = "BevelGear"
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GEAR_FUNCTION = BevelGear
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Pixmap = os.path.join(BaseCommand.ICONDIR, 'bevelgear.svg')
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MenuText = 'Bevel gear'
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MenuText = 'Bevel Gear'
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ToolTip = 'Create a Bevel gear'
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class CreateHypoCycloidGear(BaseCommand):
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NAME = "hypocycloidgear"
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NAME = "HypocycloidGear"
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GEAR_FUNCTION = HypoCycloidGear
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Pixmap = os.path.join(BaseCommand.ICONDIR, 'hypocycloidgear.svg')
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MenuText = 'HypoCycloid gear'
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MenuText = 'HypoCycloid Gear'
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ToolTip = 'Create a HypoCycloid gear with its pins'
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class CreateWormGear(BaseCommand):
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NAME = "wormgear"
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NAME = "WormGear"
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GEAR_FUNCTION = WormGear
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Pixmap = os.path.join(BaseCommand.ICONDIR, 'wormgear.svg')
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MenuText = 'Worm gear'
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MenuText = 'Worm Gear'
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ToolTip = 'Create a Worm gear'
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class CreateTimingGear(BaseCommand):
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NAME = "timinggear"
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NAME = "TimingGear"
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GEAR_FUNCTION = TimingGear
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Pixmap = os.path.join(BaseCommand.ICONDIR, 'timinggear.svg')
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MenuText = 'Timing gear'
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MenuText = 'Timing Gear'
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ToolTip = 'Create a Timing gear'
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class CreateLanternGear(BaseCommand):
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NAME = "lanterngear"
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NAME = "LanternGear"
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GEAR_FUNCTION = LanternGear
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Pixmap = os.path.join(BaseCommand.ICONDIR, 'lanterngear.svg')
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MenuText = 'Lantern gear'
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MenuText = 'Lantern Gear'
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ToolTip = 'Create a Lantern gear'
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class CreateGearConnector(BaseCommand):
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NAME = "gearconnector"
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NAME = "GearConnector"
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GEAR_FUNCTION = GearConnector
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Pixmap = os.path.join(BaseCommand.ICONDIR, 'gearconnector.svg')
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MenuText = 'Combine two gears'
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@@ -499,6 +499,7 @@ class InvoluteGearRack(BaseGear):
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self.add_computed_properties(obj)
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self.add_tolerance_properties(obj)
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self.add_involute_properties(obj)
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self.add_fillet_properties(obj)
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obj.rack = self.involute_rack
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obj.teeth = 15
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obj.module = '1. mm'
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@@ -543,49 +544,114 @@ class InvoluteGearRack(BaseGear):
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obj.addProperty("App::PropertyFloat", "head_fillet", "fillets", "a fillet for the tooth-head, radius = head_fillet x module")
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obj.addProperty("App::PropertyFloat", "root_fillet", "fillets", "a fillet for the tooth-root, radius = root_fillet x module")
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def generate_gear_shape(self, fp):
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fp.rack.m = fp.module.Value
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fp.rack.z = fp.teeth
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fp.rack.pressure_angle = fp.pressure_angle.Value * np.pi / 180.
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fp.rack.thickness = fp.thickness.Value
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fp.rack.beta = fp.beta.Value * np.pi / 180.
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fp.rack.head = fp.head
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def generate_gear_shape(self, obj):
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obj.rack.m = obj.module.Value
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obj.rack.z = obj.teeth
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obj.rack.pressure_angle = obj.pressure_angle.Value * np.pi / 180.
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obj.rack.thickness = obj.thickness.Value
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obj.rack.beta = obj.beta.Value * np.pi / 180.
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obj.rack.head = obj.head
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# checksbackwardcompatibility:
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if "clearance" in fp.PropertiesList:
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fp.rack.clearance = fp.clearance
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if "properties_from_tool" in fp.PropertiesList:
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fp.rack.properties_from_tool = fp.properties_from_tool
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if "add_endings" in fp.PropertiesList:
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fp.rack.add_endings = fp.add_endings
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if "simplified" in fp.PropertiesList:
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fp.rack.simplified = fp.simplified
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fp.rack._update()
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if "clearance" in obj.PropertiesList:
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obj.rack.clearance = obj.clearance
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if "properties_from_tool" in obj.PropertiesList:
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obj.rack.properties_from_tool = obj.properties_from_tool
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if "add_endings" in obj.PropertiesList:
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obj.rack.add_endings = obj.add_endings
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if "simplified" in obj.PropertiesList:
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obj.rack.simplified = obj.simplified
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obj.rack._update()
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# computed properties
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if "transverse_pitch" in fp.PropertiesList:
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fp.transverse_pitch = "{} mm".format(fp.rack.compute_properties()[2])
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obj.transverse_pitch = "{} mm".format(obj.module.Value * np.pi)
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m = obj.module.Value
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t = obj.thickness.Value
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c = obj.clearance
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h = obj.head
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alpha = obj.pressure_angle.Value * np.pi / 180.
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head_fillet = obj.head_fillet
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root_fillet = obj.root_fillet
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x1 = -m * np.pi / 2
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y1 = -m * (1 + c)
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y2 = y1
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x2 = -m * np.pi / 4 + y2 * np.tan(alpha)
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y3 = m * (1 + h)
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x3 = -m * np.pi / 4 + y3 * np.tan(alpha)
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x4 = -x3
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x5 = -x2
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x6 = -x1
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y4 = y3
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y5 = y2
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y6 = y1
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p1 = np.array([y1, x1])
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p2 = np.array([y2, x2])
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p3 = np.array([y3, x3])
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p4 = np.array([y4, x4])
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p5 = np.array([y5, x5])
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p6 = np.array([y6, x6])
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line1 = [p1, p2]
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line2 = [p2, p3]
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line3 = [p3, p4]
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line4 = [p4, p5]
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line5 = [p5, p6]
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tooth = Wire(points_to_wire([line1, line2, line3, line4, line5]))
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edges = tooth.Edges
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edges = insert_fillet(edges, 0, m * root_fillet)
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edges = insert_fillet(edges, 2, m * head_fillet)
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edges = insert_fillet(edges, 4, m * head_fillet)
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edges = insert_fillet(edges, 6, m * root_fillet)
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pts = fp.rack.points()
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pol = Wire(makePolygon(list(map(fcvec, pts))))
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if fp.height.Value == 0:
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tooth_edges = [e for e in edges if e is not None]
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p_end = np.array(tooth_edges[-2].lastVertex().Point[:-1])
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p_start = np.array(tooth_edges[1].firstVertex().Point[:-1])
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p_start += np.array([0, np.pi * m])
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edge = points_to_wire([[p_end, p_start]]).Edges
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tooth = Wire(tooth_edges[1:-1] + edge)
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teeth = [tooth]
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for i in range(obj.teeth - 1):
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tooth = copy.deepcopy(tooth)
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tooth.translate(App.Vector(0, np.pi * m, 0))
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teeth.append(tooth)
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teeth[-1] = Wire(teeth[-1].Edges[:-1])
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if obj.add_endings:
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teeth = [Wire(tooth_edges[0])] + teeth
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last_edge = tooth_edges[-1]
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last_edge.translate(App.Vector(0, np.pi * m * (obj.teeth - 1), 0))
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teeth = teeth + [Wire(last_edge)]
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p_start = np.array(teeth[0].Edges[0].firstVertex().Point[:-1])
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p_end = np.array(teeth[-1].Edges[-1].lastVertex().Point[:-1])
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p_start_1 = p_start - np.array([obj.thickness.Value, 0.])
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p_end_1 = p_end - np.array([obj.thickness.Value, 0.])
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line6 = [p_start, p_start_1]
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line7 = [p_start_1, p_end_1]
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line8 = [p_end_1, p_end]
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bottom = points_to_wire([line6, line7, line8])
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pol = Wire([bottom] + teeth)
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if obj.height.Value == 0:
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return pol
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elif fp.beta.Value == 0:
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elif obj.beta.Value == 0:
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face = Face(Wire(pol))
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return face.extrude(fcvec([0., 0., fp.height.Value]))
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elif fp.double_helix:
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beta = fp.beta.Value * np.pi / 180.
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return face.extrude(fcvec([0., 0., obj.height.Value]))
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elif obj.double_helix:
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beta = obj.beta.Value * np.pi / 180.
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pol2 = Part.Wire(pol)
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pol2.translate(
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fcvec([0., np.tan(beta) * fp.height.Value / 2, fp.height.Value / 2]))
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fcvec([0., np.tan(beta) * obj.height.Value / 2, obj.height.Value / 2]))
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pol3 = Part.Wire(pol)
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pol3.translate(fcvec([0., 0., fp.height.Value]))
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pol3.translate(fcvec([0., 0., obj.height.Value]))
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return makeLoft([pol, pol2, pol3], True, True)
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else:
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beta = fp.beta.Value * np.pi / 180.
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beta = obj.beta.Value * np.pi / 180.
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pol2 = Part.Wire(pol)
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pol2.translate(
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fcvec([0., np.tan(beta) * fp.height.Value, fp.height.Value]))
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fcvec([0., np.tan(beta) * obj.height.Value, obj.height.Value]))
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return makeLoft([pol, pol2], True)
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def __getstate__(self):
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