74 lines
2.1 KiB
Python
74 lines
2.1 KiB
Python
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# /// script
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# requires-python = ">=3.14"
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# dependencies = ["ocp_vscode", "build123d"]
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# ///
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from build123d import *
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from ocp_vscode import *
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### Dimensions ###
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bolt_spacing = 17 * MM
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bolt_hole_diameter = 4 * MM
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z_rod_diameter = 10 * MM
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buffer = 4 * MM
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bolt_to_PTFE_offset = 2 * MM
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base_length = 30 * MM
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bolt_to_holder_offset = 20 * MM
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wall_thickness = 2 * MM
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PTFE_radius = 2.5 * MM
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holder_length = 14 * MM
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###################
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with BuildPart() as guide:
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with BuildSketch() as sketch:
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Rectangle(
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2 * buffer + base_length,
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2 * buffer + bolt_spacing + bolt_hole_diameter,
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align=(Align.MIN, Align.MIN),
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)
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with Locations(
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(buffer + bolt_hole_diameter / 2.0, buffer + bolt_hole_diameter / 2.0),
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(
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buffer + bolt_hole_diameter / 2.0,
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buffer + bolt_hole_diameter / 2.0 + bolt_spacing,
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),
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):
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Circle(radius=bolt_hole_diameter / 2.0, mode=Mode.SUBTRACT)
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with Locations(
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(
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buffer + bolt_hole_diameter / 2.0,
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buffer + bolt_spacing / 2.0 + bolt_hole_diameter / 2.0,
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),
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):
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Circle(radius=z_rod_diameter / 2.0, mode=Mode.SUBTRACT)
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Rectangle(
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z_rod_diameter / 2.0 + buffer,
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z_rod_diameter,
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mode=Mode.SUBTRACT,
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align=(Align.MAX, Align.CENTER),
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)
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extrude(amount=wall_thickness)
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with BuildSketch(Plane.YZ.offset(buffer + bolt_to_holder_offset)) as sketch:
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with Locations(
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(
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buffer + bolt_hole_diameter / 2.0 + bolt_to_PTFE_offset,
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PTFE_radius + wall_thickness,
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),
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):
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Circle(
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radius=PTFE_radius + wall_thickness, align=(Align.CENTER, Align.CENTER)
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)
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Circle(
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radius=PTFE_radius,
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align=(Align.CENTER, Align.CENTER),
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mode=Mode.SUBTRACT,
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)
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extrude(amount=holder_length)
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show(guide)
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export_stl(guide.part, "guide.stl")
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