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49 lines
1.4 KiB
Python
49 lines
1.4 KiB
Python
from build123d import *
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# 35x7.5mm DIN Rail Dimensions
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overall_width, top_width, height, thickness, fillet_radius = 35, 27, 7.5, 1, 0.8
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rail_length = 1000
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slot_width, slot_length, slot_pitch = 6.2, 15, 25
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din = Rectangle(overall_width, thickness, align=(Align.CENTER, Align.MIN))
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din += Rectangle(top_width, height, align=(Align.CENTER, Align.MIN))
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din -= Rectangle(
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top_width - 2 * thickness,
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height - thickness,
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align=(Align.CENTER, Align.MIN),
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)
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inside_vertices = (
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din.vertices()
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.filter_by_position(Axis.Y, 0.0, height, inclusive=(False, False))
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.filter_by_position(
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Axis.X,
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-overall_width / 2,
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overall_width / 2,
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inclusive=(False, False),
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)
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)
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din = fillet(*inside_vertices, radius=fillet_radius, target=din)
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outside_vertices = filter(
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lambda v: (v.Y == 0.0 or v.Y == height)
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and -overall_width / 2 < v.X < overall_width / 2,
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din.vertices(),
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)
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din = fillet(*outside_vertices, radius=fillet_radius + thickness, target=din)
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rail = extrude(din, rail_length)
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plane = Plane(rail.faces().sort_by(Axis.Y).last)
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slot_faces = [
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(plane * loc * Rot(0, 0, 90) * SlotOverall(slot_length, slot_width)).faces()[0]
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for loc in GridLocations(0, slot_pitch, 1, rail_length // slot_pitch - 1)
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]
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rail -= extrude(slot_faces, -height)
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rail = Plane.XZ * rail
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if "show_object" in locals():
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show_object(rail, name="rail")
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