Using high-resolution industrial digital camera (2 high-speed CCD cameras) on the knurled fastening screws for image shooting, based on industrial computer image processing software automatically on the following conditions for automatic detection, and screening, counting and data processing.

Main functions: automatic calculation of thread defects, center defects, knurling defects, head defects and end defects, etc.

Scope of application: Screening of all kinds of knurled fastening screws

Camera I:

Automatic calculation of the number of threads, tooth angle, large diameter, medium diameter, small diameter, pitch, rise angle, not spiral, oblique teeth, the front diameter of the rod, the diameter of the rod, the length of the rod, as well as the total length and other data

Camera two:

Automatic calculation of knurling with or without knurling, knurling position, with or without grooving, and length of the end section