An improved unloading apparatus for a plate-like workpiece cutting machine includes a platform, a faceplate, a lift device, and an intermediate member. The platform is provided with a channel recessed downwards from a top side thereof. The faceplate is mounted on the top side of the platform to seal the channel for putting to-be-machined plate-like workpieces thereon and is provided with a plurality of through holes. The lift device is mounted below the faceplate and includes a power unit and a supporting member, which can be driven to lift and lower by the power unit. The intermediate member is disposed with a plurality of locating columns corresponding in locations to the through holes of the faceplate and is mounted on a top side of the supporting member.