| import cadquery as cq | |
| w0=cq.Workplane('ZX',origin=(0,-1,0)) | |
| r=w0.sketch().segment((-25,-41),(41,-25)).segment((41,-24)).segment((-25,-40)).close().assemble().finalize().extrude(-49).union(w0.sketch().segment((-28,27),(-27,23)).segment((31,33)).segment((31,37)).close().assemble().finalize().extrude(30)).union(w0.workplane(offset=51/2).moveTo(-20,27).box(42,28,51)) |