The invention discloses a lifting tool for fan blades, and belongs to the technical field of lifting tools. The lifting tool comprises a bracket and two adjusting devices, wherein the two adjusting devices are respectively arranged at both ends of the bracket and respectively comprise an installation base, a clamp assembly and an adjusting unit; for any adjusting device, the installation base is fixedly arranged on the bracket, the clamp assembly can be glidingly arranged on the installation base, and the adjusting unit is fixedly arranged on the installation base, and is used for driving theclamp assembly to slide on the installation base. The lifting tool can be used for adjusting the positions of the blades.