Pay-off mechanism on resistor assembly machine

The utility model relates to a pay-off mechanism on a resistor assembly machine, which comprises a machine frame, a main shaft roller and a wire feeding wheel which can be used for installing a resistor wire winding drum are arranged on the machine frame, a first guide wheel and a second guide wheel are arranged between the main shaft roller and the wire feeding wheel, and the second guide wheel is arranged corresponding to the wire feeding wheel. A mounting seat, a swing rod, a first tension spring and a dust removal sleeve are further arranged on the rack, the dust removal sleeve can be used for wiping dust on the surface of a resistance wire, a through hole allowing the wire to pass through is formed in the dust removal sleeve, one end of the swing rod is hinged to the mounting seat, a wheel seat is arranged at the other end of the swing rod, the second guide wheel is mounted on the wheel seat, and one end of the tension spring is connected to the mounting seat through a first supporting arm. The other end