Automatic cylindricality welding wire cutting device of fixed length

The utility model discloses an automatic cylindricality welding wire cutting device of fixed length, including frame, threading ware, cutting arm, transmission device, welding wire groove and control panel, transmission device establishes at the inside transmission welding wire of frame, and pan feeding end and discharge end at the frame are connected respectively to threading ware and welding wire groove, still being equipped with on the bottom in welding wire groove and deciding long chute, it has automatic gliding locating piece to decide the long chute in -connection, is equipped with displacement sensor and locking ware on the locating piece, displacement sensor and locking ware connection control panel, the cutting arm connection control panel, simultaneously cutting arm locate in the top in welding wire groove flexible, and then cutting welding wire groove. The utility model discloses a welding wire cutting device has realized automatic fixed length, cutting to the welding wire, has guaranteed not the