| import cadquery as cq | |
| w0=cq.Workplane('XY',origin=(0,0,-31)) | |
| r=w0.sketch().push([(24,-20.5)]).rect(52,13).push([(37,-20.5)]).rect(4,7,mode='s').finalize().extrude(30).union(w0.sketch().segment((-48,26),(-48,27)).arc((-50,24),(-46,25)).arc((-47,25),(-47,26)).close().assemble().finalize().extrude(63)) |