Copper tubular lug is a metal fitting used for power system connection, which is widely used in substations, power grids and other fields. It needs to have certain size specifications and appearance quality requirements to ensure safe and reliable electrical connection. However, since some appearance defects are inevitable during the…

At present, almost all positions in the mobile phone production line are automated. Before the back cover of the mobile phone is put on, there is another indispensable process, that is, inspection. To ensure that the assembly position of the mobile phone parts is correct, whether there are any missing…