Heading machine for machining precise screws

The utility model relates to the field of screw heading machines, in particular to a heading machine for machining precise screws, which comprises a workbench, a machining device and a cleaning device. The cleaning device comprises a first lead screw, a first rotating motor, a first threaded sleeve, a connecting frame and a cleaning plate, the first threaded sleeve is in threaded connection with the first lead screw, the connecting frame is fixedly connected with the first threaded sleeve, and the cleaning plate is fixedly connected with the connecting frame. The first screw rod is driven to rotate, the first screw rod rotates to drive the first threaded sleeve to move, the threaded sleeve drives the connecting frame and the cleaning plate to move, the cleaning plate abuts against the workbench, and chippings on the workbench are driven to move through movement of the cleaning plate and are cleaned down from the workbench. Therefore, the purpose of cleaning the workbench is achieved. 本实用新型涉及螺丝打头机领域，具体涉及一种加工精密