| import cadquery as cq | |
| w0=cq.Workplane('XY',origin=(0,0,-12)) | |
| r=w0.sketch().segment((-50,-5),(-30,-5)).segment((-30,-32)).segment((-18,-32)).segment((-18,-5)).segment((-18,25)).segment((-50,25)).close().assemble().reset().face(w0.sketch().segment((-28,-7),(-24,-17)).segment((-21,-16)).segment((-24,-6)).close().assemble(),mode='s').push([(25,10)]).circle(25).circle(21,mode='s').finalize().extrude(5).union(w0.sketch().arc((-30,-33),(-25,-34),(-21,-33)).close().assemble().finalize().extrude(24)) |