Import CAD projects and cad-router v1

2026-07-22 19:38:36 +08:00
parent e4e0199bd5
commit af9f630c11
2253 changed files with 1994207 additions and 0 deletions
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+from build123d import (
+    Align,
+    Box,
+    BuildPart,
+    BuildSketch,
+    Cylinder,
+    Location,
+    Locations,
+    Mode,
+    Plane,
+    RectangleRounded,
+    extrude,
+)
+
+
+OUTER_LENGTH = 100.0
+OUTER_WIDTH = 70.0
+OUTER_HEIGHT = 30.0
+WALL_THICKNESS = 3.0
+FLOOR_THICKNESS = 3.0
+OUTER_CORNER_FILLET_RADIUS = 2.0
+
+STANDOFF_DIAMETER = 10.0
+STANDOFF_HEIGHT = 12.0
+STANDOFF_HOLE_DIAMETER = 3.0
+STANDOFF_HOLE_DEPTH = 8.0
+STANDOFF_LOCATIONS = (
+    (-35.0, -25.0),
+    (-35.0, 25.0),
+    (35.0, -25.0),
+    (35.0, 25.0),
+)
+
+
+def gen_step():
+    """Return a single solid open-top electronics enclosure base in millimeters."""
+    inner_length = OUTER_LENGTH - 2.0 * WALL_THICKNESS
+    inner_width = OUTER_WIDTH - 2.0 * WALL_THICKNESS
+    cavity_height = OUTER_HEIGHT - FLOOR_THICKNESS
+    standoff_top_z = FLOOR_THICKNESS + STANDOFF_HEIGHT
+
+    with BuildPart() as enclosure:
+        with BuildSketch(Plane.XY):
+            RectangleRounded(
+                OUTER_LENGTH,
+                OUTER_WIDTH,
+                OUTER_CORNER_FILLET_RADIUS,
+                align=(Align.CENTER, Align.CENTER),
+            )
+        extrude(amount=OUTER_HEIGHT)
+
+        with Locations(Location((0.0, 0.0, FLOOR_THICKNESS))):
+            Box(
+                inner_length,
+                inner_width,
+                cavity_height,
+                align=(Align.CENTER, Align.CENTER, Align.MIN),
+                mode=Mode.SUBTRACT,
+            )
+
+        for x_pos, y_pos in STANDOFF_LOCATIONS:
+            with Locations(Location((x_pos, y_pos, FLOOR_THICKNESS))):
+                Cylinder(
+                    radius=STANDOFF_DIAMETER / 2.0,
+                    height=STANDOFF_HEIGHT,
+                    align=(Align.CENTER, Align.CENTER, Align.MIN),
+                    mode=Mode.ADD,
+                )
+            with Locations(Location((x_pos, y_pos, standoff_top_z))):
+                Cylinder(
+                    radius=STANDOFF_HOLE_DIAMETER / 2.0,
+                    height=STANDOFF_HOLE_DEPTH,
+                    align=(Align.CENTER, Align.CENTER, Align.MAX),
+                    mode=Mode.SUBTRACT,
+                )
+
+    part = enclosure.part
+    part.label = "electronics_enclosure_base"
+    return part