| import cadquery as cq | |
| w0=cq.Workplane('ZX',origin=(0,20,0)) | |
| r=w0.workplane(offset=-40/2).moveTo(-27.5,-28.5).box(45,31,40).union(w0.sketch().arc((-28,-10),(-30,-40),(-1,-31)).segment((20,-31)).segment((20,11)).segment((-28,11)).close().assemble().push([(-20,-3)]).circle(5,mode='s').reset().face(w0.sketch().segment((17,37),(41,4)).segment((50,11)).segment((27,44)).close().assemble()).finalize().extrude(-10)) |