Tension adjusting device for cable production

The utility model discloses a tension adjusting device for cable production, which comprises a tension sensor arranged on a tensioning wheel, and further comprises a tension signal processing unit, the tension signal processing unit comprises an amplification feedback adjusting circuit and a stable filter circuit, the amplification feedback adjusting circuit adopts RC low-pass filtering to carry out noise reduction on a detection signal, and the stable filter circuit is connected with the tension sensor. A resistance-capacitance feedback network is formed in the operational amplification process to perform phase adjustment on the signal, so that the detection signal amplification output waveform is well improved, signal imbalance caused by cable jitter is avoided, and a good compensation adjustment effect is achieved; the stable filter circuit guarantees stable output of detection signals, peak clutter interference existing in the detection signals is eliminated through the LC filter principle, the tension de