Design for 45 degree elbow for shaper origin vacuum hose

shaper_elbow.py

# Copyright (c) 2019 Ben Gruver
# All rights reserved.
#
# Redistribution and use in source and binary forms, with or without
# modification, are permitted provided that the following conditions
# are met:
# 1. Redistributions of source code must retain the above copyright
#    notice, this list of conditions and the following disclaimer.
# 2. Redistributions in binary form must reproduce the above copyright
#    notice, this list of conditions and the following disclaimer in the
#    documentation and/or other materials provided with the distribution.
# 3. The name of the author may not be used to endorse or promote products
#    derived from this software without specific prior written permission.
#
# THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
# IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
# OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
# IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
# INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
# NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
# DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
# THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
# INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
# THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.

"""
This file is meant to be run as a Fusion 360 Script and requires the fscad add-in to be installed. See http://fscad.org
"""

import adsk.core, adsk.fusion

import time

from fscad import *

wall_thickness = 3


def design():
    bottom = Cylinder(20, 36/2)
    bottom_inner = Cylinder(bottom.height, bottom.radius - wall_thickness)
    hollow_bottom = Difference(bottom, bottom_inner)

    bottom_adapter = Cylinder(20, 34/2, bottom.radius)
    bottom_adapter_inner = Cylinder(
        bottom_adapter.height,
        bottom_adapter.bottom_radius - wall_thickness,
        bottom_adapter.top_radius - wall_thickness)
    hollow_bottom_adapter = Difference(bottom_adapter, bottom_adapter_inner)
    hollow_bottom_adapter.place(
        ~hollow_bottom_adapter == ~hollow_bottom,
        ~hollow_bottom_adapter == ~hollow_bottom,
        +hollow_bottom_adapter == -hollow_bottom)

    joint_tool = Box(100, 100, 100)
    joint_tool.place(
        +joint_tool == +hollow_bottom,
        ~joint_tool == ~hollow_bottom,
        -joint_tool == -hollow_bottom)
    joint_tool.add_named_point(
        "rotation_center",
        Point3D.create(
            joint_tool.max().x,
            joint_tool.mid().y,
            joint_tool.min().z))
    joint_tool.ry(22.5, center=joint_tool.named_point("rotation_center"))

    jointed_bottom = Union(Difference(hollow_bottom, joint_tool), hollow_bottom_adapter)
    bottom_jointed_face = jointed_bottom.find_faces(joint_tool)[0]

    top_joint = Cylinder(20, bottom.radius)
    top_joint_inner = Cylinder(top_joint.height, top_joint.radius - wall_thickness)
    hollow_top_joint = Difference(top_joint, top_joint_inner)
    hollow_top_joint.place(
        ~hollow_top_joint == ~hollow_bottom,
        ~hollow_top_joint == ~hollow_bottom,
        +hollow_top_joint == +hollow_bottom)
    joint_tool.place(
        ~joint_tool.named_point("rotation_center") == +hollow_top_joint,
        ~joint_tool.named_point("rotation_center") == ~hollow_top_joint,
        ~joint_tool.named_point("rotation_center") == -hollow_top_joint)

    hollow_top_joint = Difference(hollow_top_joint, joint_tool)
    top_jointed_face = hollow_top_joint.find_faces(joint_tool)[0]
    hollow_top_joint.add_named_faces("jointed_face", top_jointed_face)

    top_transition = Cylinder(10, 39/2, bottom.radius)
    top_transition_inner = Cylinder(
        top_transition.height,
        top_transition.bottom_radius - wall_thickness,
        top_transition.top_radius - wall_thickness)
    hollow_top_transition = Difference(top_transition, top_transition_inner)
    hollow_top_transition.place(
        ~hollow_top_transition == ~hollow_top_joint,
        ~hollow_top_transition == ~hollow_top_joint,
        +hollow_top_transition == -hollow_top_joint)

    top_hose_acceptor = Cylinder(20, 42/2, 39/2)
    top_hose_acceptor_inner = Cylinder(
        top_hose_acceptor.height,
        top_hose_acceptor.bottom_radius - wall_thickness,
        top_hose_acceptor.top_radius - wall_thickness)
    hollow_top_hose_acceptor = Difference(top_hose_acceptor, top_hose_acceptor_inner)
    hollow_top_hose_acceptor.place(
        ~hollow_top_hose_acceptor == ~hollow_top_transition,
        ~hollow_top_hose_acceptor == ~hollow_top_transition,
        +hollow_top_hose_acceptor == -hollow_top_transition)

    top = Union(hollow_top_joint, hollow_top_transition, hollow_top_hose_acceptor)

    top.rz(180)
    top.ry(45 + 180)

    top_jointed_face = hollow_top_joint.named_faces("jointed_face")[0]

    top.place(
        ~top_jointed_face == ~bottom_jointed_face,
        ~top_jointed_face == ~bottom_jointed_face,
        ~top_jointed_face == ~bottom_jointed_face)

    assembly = Union(jointed_bottom, top)

    assembly.create_occurrence(scale=.1)


def run(_):
    start = time.time()
    run_design(design, message_box_on_error=False, document_name=__name__)
    end = time.time()
    print(end-start)