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Fixed hexagon vents, unified punch_hole / extrude_shape APIs

This commit is contained in:
Roberto Alsina 2023-03-27 16:57:55 -03:00
parent 68849b5aca
commit c49f9c6348
8 changed files with 59 additions and 54 deletions
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4
notebook_nueva/audio_plug.py
View File

@ -2,7 +2,7 @@
import cadquery as cq
from utils import punch_hole2, extrude_shape2
from utils import punch_hole
# The hole is for a random USB sound card.
# Consumers should set proper offsets for the hole
@ -33,7 +33,7 @@ def add(
# Holes
if back_face:
for hole in holes:
model = punch_hole2(
model = punch_hole(
model=model,
face=back_face,
# FIXME: This is weird because it's the RIGHT side,

14
notebook_nueva/battery_holder.py
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@ -1,6 +1,6 @@
import cadquery as cq
from utils import extrude_shape, punch_hole2, hex_vents
from utils import extrude_shape, punch_hole, hex_vents
stand_positions = [(3.5, 3.5), (61.5, 3.5), (61.5, 52.5), (3.5, 52.5)]
stands = (
@ -71,7 +71,7 @@ elements = [
]
vents = hex_vents(size=6, width=width, height=height)
vents = hex_vents(size=3, width=width, height=height)
# Hole distances are relative to the rightmost pillar
@ -110,7 +110,7 @@ def add(
if bottom_face:
# Vents
for vent in vents:
model = punch_hole2(
model = punch_hole(
model=model,
face=bottom_face,
w=width,
@ -128,16 +128,16 @@ def add(
face=bottom_face,
w=width,
h=height,
x_offset=offset_x + element["x"],
y_offset=shell_t + offset_y + element["y"],
shape=element["shape"],
x_offset=offset_x,
y_offset=shell_t + offset_y,
element=element,
height=-(element["height"] + shell_t),
)
if back_face:
# Holes
for hole in holes:
model = punch_hole2(
model = punch_hole(
model=model,
face=back_face,
w=width,

BIN
notebook_nueva/model.stl
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Binary file not shown.

1
notebook_nueva/modelo.py
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@ -7,7 +7,6 @@ import usb_hub
import zero_holder as cpu_holder
import screen_pillars
import keyboard
from utils import extrude_shape, punch_hole, punch_hole2
# Base for the notebook. Basically a kbd base that extends back
# as much as possible

14
notebook_nueva/screen_pillars.py
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@ -1,4 +1,4 @@
from utils import extrude_shape, punch_hole2
from utils import extrude_shape, punch_hole
import cadquery as cq
elements = None
@ -52,20 +52,20 @@ def add(
face=bottom_face,
w=width,
h=height,
x_offset=offset_x + element["x"],
y_offset=shell_t + offset_y + element["y"],
shape=element["shape"],
x_offset=offset_x,
y_offset=shell_t + offset_y,
element=element,
height=-(element["height"] + shell_t),
)
# Screw holes
for hole in bottom_holes:
model = punch_hole2(
model = punch_hole(
model=model,
face=bottom_face,
w=width,
h=height,
x_offset=offset_x + hole["x"],
y_offset=shell_t + offset_y + hole["y"],
x_offset=offset_x,
y_offset=shell_t + offset_y,
hole=hole,
depth=hole["depth"],
)

10
notebook_nueva/usb_hub.py
View File

@ -1,6 +1,6 @@
import cadquery as cq
from utils import punch_hole2, extrude_shape, extrude_shape2
from utils import punch_hole, extrude_shape
# Measurements for my USB hub, YMMV
@ -54,16 +54,16 @@ def add(
face=bottom_face,
w=width,
h=height,
x_offset=offset_x + element["x"],
y_offset=shell_t + offset_y + element["y"],
shape=element["shape"],
x_offset=offset_x,
y_offset=shell_t + offset_y,
element=element,
height=-(element["height"] + shell_t),
)
# Holes
if back_face:
for hole in holes:
model = punch_hole2(
model = punch_hole(
model=model,
face=back_face,
w=width,

56
notebook_nueva/utils.py
View File

@ -1,12 +1,13 @@
import cadquery as cq
from math import floor
# TODO make API of extrude_shape and punch_hole more consistent
def extrude_shape(*, model, face, w, h, x_offset, y_offset, shape, height):
def extrude_shape(*, model, face, w, h, x_offset, y_offset, element, height):
return (
model.faces(face)
.workplane(centerOption="CenterOfBoundBox")
.center(-w / 2 + x_offset, -h / 2 + y_offset)
.placeSketch(shape)
.center(-w / 2 + x_offset + element["x"], -h / 2 + y_offset + element["y"])
.placeSketch(element["shape"])
.extrude(height)
)
@ -16,12 +17,7 @@ def punch_hole(*, model, face, w, h, x_offset, y_offset, hole, depth):
model.faces(face)
.workplane(centerOption="CenterOfBoundBox")
.center(-w / 2 + x_offset + hole["x"], -h / 2 + y_offset + hole["y"])
.placeSketch(
cq.Sketch()
.trapezoid(hole["width"], hole["height"], 90, mode="a")
.vertices()
.fillet(hole["fillet"])
)
.placeSketch(hole["shape"])
.cutBlind(-depth)
)
@ -36,31 +32,41 @@ def extrude_shape2(*, model, face, w, h, x_offset, y_offset, hole, depth):
)
def punch_hole2(*, model, face, w, h, x_offset, y_offset, hole, depth):
return (
model.faces(face)
.workplane(centerOption="CenterOfBoundBox")
.center(-w / 2 + x_offset + hole["x"], -h / 2 + y_offset + hole["y"])
.placeSketch(hole["shape"])
.cutBlind(-depth)
)
def hex_vents(*, size, width, height):
# size is radius of the hexagon
# Information about how this works:
# https://www.redblobgames.com/grids/hexagons/
x_step = size * (3**0.5)
y_step = size * 3 / 2
x_count = floor(width / x_step) - 1
if height > 4 * size:
y_count = floor((height - 2 * size) / (1.5 * size))
else:
y_count = 1
x_size = (x_count + 0.5) * x_step # Assumes at least 2 rows
y_size = 2 * size + 1.5 * size * (y_count - 1)
x_offset = (width - x_size) / 2 + 0.5 * x_step
y_offset = (height - y_size) / 2 + size
vent_positions = []
for x in range(1, width // size):
for y in range(1, int(height // size / 0.8)):
for x in range(0, x_count):
for y in range(0, y_count):
vent_positions.append(
(
(x + (y % 2) / 2) * size - size * 0.2,
y * size * 0.8 + size * 0.2,
(x + (y % 2) / 2) * x_step + x_offset,
y * y_step + y_offset,
)
)
vents = [
{
"x": 0,
"y": 0,
"shape": cq.Sketch().push(vent_positions).regularPolygon((size) / 2, 6),
"shape": cq.Sketch().push(vent_positions).regularPolygon(size * 0.9, 6),
}
]

14
notebook_nueva/zero_holder.py
View File

@ -1,6 +1,6 @@
import cadquery as cq
from utils import extrude_shape, punch_hole2, hex_vents
from utils import extrude_shape, punch_hole, hex_vents
width = 65
height = 30
@ -42,7 +42,7 @@ elements = [
},
]
vents = hex_vents(size=6, width=width, height=height)
vents = hex_vents(size=3, width=width, height=height)
holes = [
# One hole for everything TODO: improve
@ -70,7 +70,7 @@ def add(
if bottom_face:
# Vents
for vent in vents:
model = punch_hole2(
model = punch_hole(
model=model,
face=bottom_face,
w=width,
@ -88,16 +88,16 @@ def add(
face=bottom_face,
w=width,
h=height,
x_offset=offset_x + element["x"],
y_offset=shell_t + offset_y + element["y"],
shape=element["shape"],
x_offset=offset_x,
y_offset=shell_t + offset_y,
element=element,
height=-(element["height"] + shell_t),
)
# Holes
if back_face:
for hole in holes:
model = punch_hole2(
model = punch_hole(
model=model,
face=back_face,
w=width,