Swing rod for controlling tension

The utility model discloses an oscillating bar for controlling tension, which comprises a supporting seat, a telescopic driving piece, a connecting seat and an adjusting wheel, the output end of the telescopic driving piece is connected with a connecting piece, a third adjusting shaft is arranged in the connecting piece, the third adjusting shaft is movably connected with an oscillating bar body, and a fourth adjusting shaft is movably arranged at one end of the oscillating bar body. An adjusting wheel is movably arranged in the fourth adjusting shaft, a second adjusting shaft is arranged on the connecting base, and the second adjusting shaft is movably connected with the swing rod body. According to the utility model, by starting the telescopic driving piece, the telescopic driving piece enables the connecting piece to move, so that the connecting piece enables the swing rod body to rotate, the adjusting wheel is enabled to move, the adjusting wheel is enabled to adjust the tension of the enameled wire, the