Support for machining of floor type boring and milling machine

The utility model relates to the technical field of floor type boring and milling machine machining, in particular to a floor type boring and milling machine machining support which comprises a base, a rail is arranged at the top end of the base, a motor is arranged in the middle of the top end of the base and located in the hollow rail, a bottom plate is arranged at the top end of an output main shaft of the motor, and a plurality of pulleys are arranged at the bottom end of the bottom plate. The pulleys are connected to the rails in a matched mode. A plurality of sets of first screw holes are formed in the top end of the bottom plate. The supporting seats are located above the bottom plate, a plurality of first insertion holes are formed in outer side rings of the top ends of the supporting seats, and a plurality of second screw holes are formed in inner side rings of the top ends of the supporting seats. A plurality of clamps are installed on the support, the fixing positions and angles of the clamps can b