| import cadquery as cq | |
| w0=cq.Workplane('XY',origin=(0,0,-15)) | |
| r=w0.sketch().segment((-15,-31),(-5,-31)).segment((-5,-26)).arc((-29,4),(-15,-31)).assemble().finalize().extrude(2).union(w0.sketch().segment((-50,1),(-38,1)).segment((-38,-49)).segment((14,-49)).segment((14,1)).segment((16,1)).segment((16,49)).segment((-50,49)).close().assemble().push([(-26.5,27.5)]).rect(33,21,mode='s').finalize().extrude(20)).union(w0.workplane(offset=31/2).moveTo(48,-40).cylinder(31,2)) |