| import cadquery as cq | |
| w0=cq.Workplane('XY',origin=(0,0,-3)) | |
| r=w0.sketch().segment((-50,-7),(-48,-13)).segment((-48,-30)).segment((-29,-30)).arc((1,-43),(30,-30)).segment((48,-30)).segment((48,6)).segment((50,7)).segment((48,13)).segment((48,30)).segment((30,30)).arc((1,43),(-29,30)).segment((-48,30)).segment((-48,-7)).close().assemble().reset().face(w0.sketch().segment((-30,1),(23,19)).arc((-10,28),(-30,1)).assemble(),mode='s').reset().face(w0.sketch().arc((-22,-20),(10,-29),(30,-1)).close().assemble(),mode='s').finalize().extrude(6) |