The present invention relates to a plate processing machine configured to process a side circumferential part and an edge part of a plate which is fixedly arranged on a jig. The plate processing machine comprises: a jig having a base plate; conveyors in two rows consisting of a first conveyor and a second conveyor; a first divert rolling unit for moving the jig from the first conveyor to a second conveyor; a second divert rolling unit for moving the jig from the second conveyor to the first conveyor; a plate shape inspection unit for inspecting the shape of a plate on the jig with a vision camera or a probe unit; a plate processing unit for cutting and processing the plate on the jig with a tool; a first jig stopping unit for stopping the jig; a first fixing unit for fixating the jig; a second jig stopping unit for stopping the jig; and a second jig fixing unit for fixating the jig.
