build123d/docs/assets/ttt/ttt-ppp0101.py
2024-02-22 11:27:01 -05:00

42 lines
1.3 KiB
Python

"""
Too Tall Toby Party Pack 01-01 Bearing Bracket
"""
from build123d import *
from ocp_vscode import *
densa = 7800 / 1e6 # carbon steel density g/mm^3
densb = 2700 / 1e6 # aluminum alloy
densc = 1020 / 1e6 # ABS
with BuildPart() as p:
with BuildSketch() as s:
Rectangle(115, 50)
with Locations((5 / 2, 0)):
SlotOverall(90, 12, mode=Mode.SUBTRACT)
extrude(amount=15)
with BuildSketch(Plane.XZ.offset(50 / 2)) as s3:
with Locations((-115 / 2 + 26, 15)):
SlotOverall(42 + 2 * 26 + 12, 2 * 26, rotation=90)
zz = extrude(amount=-12)
split(bisect_by=Plane.XY)
edgs = p.part.edges().filter_by(Axis.Y).group_by(Axis.X)[-2]
fillet(edgs, 9)
with Locations(zz.faces().sort_by(Axis.Y)[0]):
with Locations((42 / 2 + 6, 0)):
CounterBoreHole(24 / 2, 34 / 2, 4)
mirror(about=Plane.XZ)
with BuildSketch() as s4:
RectangleRounded(115, 50, 6)
extrude(amount=80, mode=Mode.INTERSECT)
# fillet does not work right, mode intersect is safer
with BuildSketch(Plane.YZ) as s2:
Trapezoid(18, 8, 180 - 60, align=(Align.CENTER, Align.MIN))
extrude(amount=80, both=True, mode=Mode.SUBTRACT)
show(p)
print(f"\npart mass = {p.part.volume*densa:0.2f}")