model-a/base.py

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Python
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2023-04-15 23:35:47 +00:00
import cadquery as cq
2023-04-16 00:14:36 +00:00
2023-04-15 23:35:47 +00:00
# from cq_warehouse.drafting import Draft
import components.audio_plug as audio_plug
import components.battery_holder as battery_holder
import components.hdmi_out as hdmi_out
import components.keyboard as keyboard
import components.screen_pillars as screen_pillars
import components.usb_hub as usb_hub
import components.zero_holder as cpu_holder
import dimensions as dim
from utils import export
# Base for the notebook. Basically a kbd base that extends back
# as much as possible
screen_pillars.init(dim.mounting_pillar_positions, dim.base_thickness - dim.shell_t)
def model():
# Create the basic shape of the case bottom.
model = (
cq.Workplane("XY")
.workplane(offset=dim.base_thickness / 2)
.tag("mid_height")
# Hollow box
.box(dim.width, dim.height, dim.base_thickness)
.edges("|Z")
.fillet(2)
.faces(">Z")
.shell(-dim.shell_t)
)
# Now the basic box shape is in place, start adding things
# and cutting holes.
model = usb_hub.add(
model=model,
width=dim.width,
height=dim.height,
thickness=dim.base_thickness,
bottom_face="<Z",
back_face=">Y",
offset_x=dim.usb_offset_x,
offset_y=0,
shell_t=dim.shell_t,
)
# Hole for audio in right side
model = audio_plug.add(
model=model,
width=dim.width,
height=dim.height,
thickness=dim.base_thickness,
offset_x=dim.width - audio_plug.item_w,
offset_y=19,
bottom_face="<Z",
back_face=">X",
shell_t=dim.shell_t,
)
# Hole for HDMI out in the back
model = hdmi_out.add(
model=model,
width=dim.width,
height=dim.height,
thickness=dim.base_thickness,
offset_x=dim.hdmi_out_offset_x,
offset_y=0,
bottom_face=None,
back_face=">Y",
shell_t=dim.shell_t,
)
model = cpu_holder.add(
model=model,
width=dim.width,
height=dim.height,
thickness=dim.base_thickness,
offset_x=dim.cpu_offset_x,
offset_y=dim.cpu_offset_y,
bottom_face="<Z",
back_face=None, # Not exposing the holes
shell_t=dim.shell_t,
)
# This adds all the holes and extrusions for the battery system
model = battery_holder.add(
model=model,
width=dim.width,
height=dim.height,
thickness=dim.base_thickness,
offset_x=dim.battery_offset_x,
offset_y=dim.battery_offset_y,
bottom_face="<Z",
back_face=">Y",
shell_t=dim.shell_t,
)
model = screen_pillars.add(
model=model,
width=dim.width,
height=dim.height,
thickness=dim.base_thickness,
offset_x=0,
offset_y=0,
bottom_face="<Z",
back_face=None,
shell_t=dim.shell_t,
)
model = keyboard.add(
model=model,
width=dim.width,
height=dim.height,
thickness=dim.base_thickness,
bottom_face="<Z",
back_face=None,
offset_x=dim.shell_t,
offset_y=keyboard.kbd_height + dim.shell_t,
shell_t=dim.shell_t,
)
return model
if __name__ == "__main__":
model = model()
left_cutout = cq.Sketch().polygon(
[
(0, 0),
(dim.width / 2, 0),
(dim.width / 2, -dim.height),
(0, -dim.height),
(0, 0),
],
mode="a",
)
right_side = (
model.faces("<Z")
.workplaneFromTagged("mid_height")
.transformed(offset=cq.Vector(0, 0, -dim.base_thickness / 2))
.center(-dim.width / 2, dim.height / 2)
.placeSketch(left_cutout)
.cutBlind(100)
)
export(right_side, "base_right.stl")
right_cutout = cq.Sketch().polygon(
[
(dim.width / 2, 0),
(dim.width, 0),
(dim.width, -dim.height),
(dim.width / 2, -dim.height),
(dim.width / 2, 0),
],
mode="a",
)
left_side = (
model.faces("<Z")
.workplaneFromTagged("mid_height")
.transformed(offset=cq.Vector(0, 0, -dim.base_thickness / 2))
.center(-dim.width / 2, dim.height / 2)
.placeSketch(right_cutout)
.cutBlind(100)
)
export(left_side, "base_left.stl")
# draft = Draft(decimal_precision=1)
# dimensions = []
# dimensions.append(
# draft.extension_line(
# object_edge=[
# cq.Vertex.makeVertex(-width / 2, -height / 2, 0),
# cq.Vertex.makeVertex(width / 2, -height / 2, 0),
# ],
# offset=10.0,
# )
# )
# dimensions.append(
# draft.extension_line(
# object_edge=[
# cq.Vertex.makeVertex(width / 2, -height / 2, 0),
# cq.Vertex.makeVertex(width / 2, height / 2, 0),
# ],
# offset=10.0,
# )
# )
export(model, "base.stl")
# for d in dimensions[1:]:
# dimensions[0].add(d.toCompound())
# dimensions[0].add(model)
export(
# model[0].toCompound(),
model,
"base.svg",
opt={
"projectionDir": (0, 0, 1),
"strokeWidth": 0.3,
},
)