Patent ID: 8096159

Claim:
A lubricant supply apparatus for endless hot rolling equipment, comprising: a width-detecting sensor for detecting widths of steel sheets continuously supplied toward a roller in the endless hot rolling equipment; a controller connected to the width-detecting sensor; a lubricant pump connected to and controlled by the controller to supply a lubricant to a lubricant line; a solenoid valve disposed on at least one of a plurality of sub lines formed by dividing the lubricant line, the solenoid valve being controlled by the controller so as to one of supply and cut off the supply of the lubricant; a water pump connected to and controlled by the controller to supply water to a water line; a plurality of mixers for mixing the lubricant and the water supplied to the water line respectively for the sub lines; and a plurality of nozzles connected respectively to the mixers and disposed according to a width of the roller; wherein a mixture of the lubricant and the water is selectively sprayed onto the roller in response to the width of the steel sheets detected by the width-detecting sensor.