1, welding screws according to the design requirements of the bolt to contact the opening groove;
2, welding screws on the work of the steel plate workpiece placed on the platform, the bolt welded wire buckle to do a good job of protection, and then the bolt solder standing on the steel plate solder point.
3, welding screw welding angle weld.
4, welding screws throughout the process should pay attention to protect the wire buckle.