Composite yarn automatic detector is a new product. What is composite yarn automatic detector

　　The utility model belongs to the technical field of yarn automatic detector design. The utility model comprises a tension sensing element arranged in the body, one end of which is connected with the inner wall of the body by a rotating shaft; One end is connected to the upper end of the tension sensing element, and the other end extends into the body groove and contacts with a pair of contact elements to be yarn; The input end of the operational amplifier processing circuit is connected with the tension sensing element and the contact element, and the output end is connected with the external display instrument and the display unit. It can record the spinning quality and reduce the loss of materials. The utility model has the advantages of small volume, simple operation and installation, and economic benefits.