import cadquery as cq
w0=cq.Workplane('YZ',origin=(-14,0,0))
r=w0.workplane(offset=-35/2).moveTo(-30,-24).cylinder(35,20).union(w0.workplane(offset=56/2).moveTo(23.5,24.5).box(47,11,56)).union(w0.sketch().segment((-3,13),(2,6)).segment((50,36)).segment((45,44)).segment((30,34)).arc((19,21),(2,16)).close().assemble().finalize().extrude(64))