| import cadquery as cq | |
| w0=cq.Workplane('ZX',origin=(0,-20,0)) | |
| r=w0.workplane(offset=-17/2).moveTo(36,-1).box(28,36,17).union(w0.sketch().push([(-20,10)]).circle(30).push([(36,-1)]).rect(2,78).finalize().extrude(11)).union(w0.sketch().segment((44,0),(44,2)).arc((27,-3),(45,0)).close().assemble().reset().face(w0.sketch().segment((31,-4),(41,0)).segment((41,1)).segment((31,-2)).close().assemble(),mode='s').finalize().extrude(57)) |