cadquery_files/mill/endstop/mill_endstop_holder.py

import cadquery as cq
from cadquery.occ_impl.exporters import *
from ocp_vscode import show

pipe_diam = 25.1
clip_thickness = 5
clip_gap = 1.5
clip_height = 12
clip_holes_diam = 4.1
total_thickness = 15
holder_height = 25


# Create the ring by defining two concentric circles and extruding them
clip = (
    cq.Workplane("XY")  # Start in the XY plane
    .circle(pipe_diam/2)
    .circle(pipe_diam/2+clip_thickness)
    .extrude(total_thickness)       # Extrude to the specified height
)

clip_with_holes = (
    clip
    .faces(">Z")
    .workplane()
    .rect(pipe_diam+(clip_thickness+clip_height)*2, clip_gap+clip_thickness*2)
    .extrude(-total_thickness)
    .faces(">Y")
    .workplane(origin=(pipe_diam/2+clip_thickness+clip_height/2, 0, total_thickness/2))
    .circle(clip_holes_diam/2)
    .cutThruAll()
    .faces(">Y")
    .workplane(origin=(-(pipe_diam/2+clip_thickness+clip_height/2), 0, total_thickness/2))
    .circle(clip_holes_diam/2)
    .cutThruAll()
)

clip_with_ends = clip.union(
    clip_with_holes
)

clip_with_gap = (
    clip_with_ends
    .faces(">Z")
    .workplane(centerOption="CenterOfMass")
    .rect(pipe_diam+(clip_thickness+clip_height)*2, clip_gap)
    .cutThruAll()
    .circle(pipe_diam/2)
    .cutThruAll()
)

result = clip_with_gap.union(
    clip_with_gap
    .faces(">X")
    .workplane(origin=(0, (clip_thickness + clip_gap)/2, total_thickness/2))
    .rect(clip_thickness, total_thickness)
    .extrude(holder_height)
).fillet(1)

show(result)


# export the box as a STEP file
with open("/home/sgruen/Dokumente/cadquery/mill-endstop.step", "w") as fp:
   cq.exporters.exportShape(result, ExportTypes.STEP, fp)