Patent ID: 8853591
Filing Date: 2014-10-07
Classification: B23K

Abstract:
1. A surface treatment equipment, for forming nickel barriers on a plurality of terminals for preventing solder wicking, the equipment comprising: a retractable feeding system, for transmitting a strip having the terminals, having at least one location pin, wherein the location pin is utilized to be inserted into one of location holes corresponding to the terminals on the strip and has a pneumatic cylinder which is utilized to fix the strip by pressing the strip; a laser engraving system, disposed on a transmission path of the strip for ablating a part of gold plating of the terminals for exposing nickel to form the nickel barriers; an image sensor, disposed beside the laser engraving system for collecting a plurality of images of the ablated terminals; and a control system, electrically coupled to the retractable feeding system, the image sensor, and the laser engraving system, wherein the control system performs an image recognition based on the images collected by the image sensor for recognizing a defective terminal, and controls the retractable feeding system to transmit and reversely transmit, and the laser engraving system to repeatedly ablate the defective terminal.