The utility model provides a wire draw gear for tension stringing, the device includes: a locking device for the aluminum stranded conductor section of locking wire, the wire includes: load core section and aluminum stranded conductor section, the 2nd locking device places a locking device's first side in, and can dismantle with a locking device and be connected for the load core section of locking wire, coupling mechanism is connected with the 2nd locking device for be connected with the tractor, adjusting device places a locking device's second side in, and can dismantle with a locking device and be connected for the aluminum stranded conductor section of wearing to establish the wire, and adjust the envelope angle of wearing to establish the aluminum stranded conductor section. The utility model discloses a to the locking of wire, need not to adopt the press -connection machine crimping then can not produce any deformation for this draw gear can reuse, in addition, adjusting device has disperseed the envelope angle of wire when crossing the coaster, has avoided by a wide margin rotating of wire and the stress concentration that arouses, has protected the wire.