Efficient machining device for heterogeneous prefabricated body

The invention relates to prefabricated body machining equipment, and discloses an efficient machining device for heterogeneous prefabricated bodies, the efficient machining device comprises a main rack, a machining rack and a winding mechanism, the main rack comprises a supporting base frame, a supporting back frame and a supporting top frame, and a plurality of supporting guide beams are transversely arranged on the supporting top frame in parallel; the machining rack comprises a moving table and a supporting shaft frame installed on the moving table, the supporting shaft frame is provided with a plurality of supporting shafts for installation of the machining dies, and one end of the supporting shaft frame is provided with an autorotation driving mechanism for driving the supporting shafts to rotate. Two groups of back stabbing devices are connected to the supporting back frame in a linkage manner; two groups of rear side needling devices are respectively arranged at two ends of the supporting back frame, t