Foot margin perforation processing device

The utility model relates to the technical field of machining, in particular to a foot margin perforation machining device which can be used for drilling a base and chamfering a drilled hole, a worker does not need to move the base to a chamfering machine for chamfering, time in the transfer process is saved, and the foot margin perforation machining device is convenient to use and high in practicability. Comprising a bottom plate, a supporting shaft, a supporting plate, a lifting plate, a connecting block, a supporting block, a motor A, a motor B, a drill bit, a chamfering tool, a moving device, a driving device, a clamping device and a lifting device, the supporting shaft is rotationally installed on the bottom plate, the driving device is used for driving the supporting shaft to rotate, the supporting plate is fixedly installed at the upper end of the supporting shaft, and the lifting device is installed at the upper end of the supporting plate; the lifting plate is installed on the lifting device, and the