A manufacturing device for manufacturing a composite fibre component for a rotor blade of a wind power plant using a vacuum infusion method, the manufacturing device comprising:
- an open manufacturing mould with a manufacturing mould mould surface for moulding a first surface on a first side of the composite fibre component;
- and
- a mould insert with a mould insert mould surface for moulding a second surface for connecting the composite fibre component with a further component for the rotor blade, wherein the mould insert is arranged in the manufacturing mould such that the mould surface of the mould insert faces the mould surface of the manufacturing mould.