cq/carlson_amp_enclosure.py

from cadquery import exporters
from cq_warehouse.extensions import Workplane
from cq_warehouse.fastener import *
from cq_warehouse.thread import *
from cqmore.curve import archimedeanSpiral, circle
from cqmore.polygon import regularPolygon, star
from cqmore.polyhedron import polarZonohedra, Polyhedron, superellipsoid
from svg_path import addSvgPath
from svgpathtools import svg2paths
import cadquery as cq
import cqmore
from math import ceil, floor

Workplane = cqmore.extend(Workplane)
Workplane.addSvgPath = addSvgPath

screw_simple = True  # Controls whether to not actually make the screw threads, saves time running it for testing

screw_length = 10
top_screw = ButtonHeadScrew(
    size="M3-0.5",
    fastener_type="iso7380_1",
    length=screw_length * MM,
    simple=screw_simple,
)

x_board_size = 36.07
y_board_size = 28.75

hole_dist_x = 22.76
hole_dist_y = (
    31.29 - 0.15
)  # Need to subtract a bit because it's slightly off, but the original number is correct

hole_diameter = 3.44
hole_radius = hole_diameter / 2.0

box_width = 65.0
box_height = 30.0
box_length = 120.0
wall_thickness = 2.0

battery_holder_width = 62.67
battery_holder_length = 57.36
battery_holder_height = 15.83
battery_holder_hole_dist = (
    15.57  # distance between the centers of the countersunk holes
)

battery_holder_slot_dist_from_holes = (
    25.4  # How far away the fitting slot is from the screw holes
)

battery_holder_slot_length = 52.0
battery_holder_slot_width = 2.1
battery_holder_screw_radius = 6.37 / 2.0

result = (
    Workplane()
    .box(box_length, box_width, box_height)
    .box(
        box_length - wall_thickness,
        box_width - wall_thickness,
        box_height - wall_thickness,
        combine="cut",
    )
)

top = result.workplane(offset=(box_height / 2) - 2).split(keepTop=True)

top = top.workplane(offset=-1.5).box(
    box_length + wall_thickness, box_width + wall_thickness, 2, combine="cut"
)

top = top.workplane(offset=-0.8).box(
    box_length - wall_thickness - 0.05, box_width - wall_thickness - 0.05, 1
)

top = (
    top.faces(">Z[3]")
    .rect(
        box_length - 5.5,
        box_width - 5.5,
        forConstruction=True,
    )
    .vertices()
    .cboreHole(2.0, 3.0, 1.1)
)

speaker_length = (
    30 - 2.75 - 15 - 2
)  # 15 is half of the length, 2 is for the cylinders being cut
speaker_width = 14.5 - 2.75
speaker_thickness = 5

top = top.faces(">Z[0]").box(
    speaker_length, speaker_width, speaker_thickness, combine="cut"
)

top = (
    top.workplane()
    .move(speaker_length / 2.0, 0)
    .cylinder(5, speaker_width / 2.0, combine="cut")
)
top = (
    top.workplane()
    .move(-(speaker_length / 2.0), 0)
    .cylinder(5, speaker_width / 2.0, combine="cut")
)


bottom = result.workplane(offset=(box_height / 2) - 2).split(keepBottom=True)

bottom = bottom.workplane(offset=box_height + 5).box(
    box_length - 1, box_width - 1, box_height, combine="cut"
)

bottom = (
    bottom.workplane(offset=(box_height / 2) - 9)
    .rect(box_length - 5.5, box_width - 5.5)
    .vertices()
    .cylinder(box_height - wall_thickness * 1.5, 2.5)
)

bottom = (
    bottom.workplane(offset=(box_height / 2) + 4.0)
    .rect(box_length - 5.5, box_width - 5.5)
    .vertices()
    .threadedHole(top_screw, 10, simple=screw_simple, fit="Close", counterSunk=False)
)

bottom = (
    bottom.workplane(offset=-(box_height / 2.0) + 8.9)
    .move(box_length / 2.0 - wall_thickness * 4, 0)
    .box(battery_holder_slot_width, battery_holder_slot_length, 4.0)
)

bottom = (
    bottom.workplane(offset=-(box_height / 2.0) + 9.0)
    .move(
        (box_length / 2.0 - wall_thickness * 4) - 24.0,
        -(battery_holder_slot_length / 6.5),
    )
    .vLine(battery_holder_hole_dist)
    .vertices()
    .cylinder(4, battery_holder_screw_radius)
    .workplane(offset=-(box_height / 2.0) + 11.10)
    .move(
        (box_length / 2.0 - wall_thickness * 4) - 24.0,
        -(battery_holder_slot_length / 6.5),
    )
    .vLine(battery_holder_hole_dist)
    .vertices()
    .threadedHole(top_screw, 2.0, simple=screw_simple, fit="Close", counterSunk=False)
)

bottom = (
    bottom.workplane(offset=-(box_height / 2.0) + 9.0)
    .move(
        (box_length / 2.0 - wall_thickness * 4) - 24.0,
        (battery_holder_hole_dist * 2) - 8,
    )
    .vLine(-(battery_holder_hole_dist * 3))
    .vertices()
    .cylinder(4, battery_holder_screw_radius)
    .workplane(offset=-(box_height / 2.0) + 11.10)
    .move(
        (box_length / 2.0 - wall_thickness * 4) - 24.0,
        (battery_holder_hole_dist * 2) - 8,
    )
    .vLine(-(battery_holder_hole_dist * 3))
    .vertices()
    .threadedHole(top_screw, 2.0, simple=screw_simple, fit="Close", counterSunk=False)
)

bottom = (
    bottom.workplane(offset=-(box_height / 2.0) + 9.0)
    .move(
        -(box_length / 4.0),
        0,
    )
    .rect(hole_dist_x, hole_dist_y)
    .vertices()
    .cylinder(4, hole_radius + 1)
    .workplane(offset=-(box_height / 2.0) + 11.10)
    .move(
        -(box_length / 4.0),
        0,
    )
    .rect(hole_dist_x, hole_dist_y)
    .vertices()
    .threadedHole(top_screw, 2.0, simple=screw_simple, fit="Close", counterSunk=False)
)


cq.exporters.export(bottom, "/home/deck/model_files/carlon_probe_amp_enclosure_box.stl")
cq.exporters.export(top, "/home/deck/model_files/carlon_probe_amp_enclosure_lid.stl")

try:
    show_object(top)
except NameError:
    pass