Device for detecting the optic bug of archetypal rod and method thereof

One aspect of the present invention is a process rolling, drawing, and an apparatus and method using an optical sensor surface defects generated on the surface of the wire rod in the course of producing the wire material through the injection molding process for real-time detection of non-contact during the manufacture of the pre-existing It relates. Round wire optical defect detecting apparatus of the present invention, the circular surface lighting device for irradiating the form of light; Receiving a reflection light of the illumination device reflected on a circular wire rod which is conveyed generating an optical signal, and an optical sensor for converting the optical signal generated by the image signal; It includes; and signal processing means for acquiring surface information of the round wire rod by receiving the image signal from the optical sensor. Circular wire material, optical defect detection apparatus, optical sensors and signal processing means