Automated Metalworking System Jams and Injures Worker

Thomas Cocchiola, P.E., CSP, Mechanical Engineer
Case Synopsis: A maintenance worker sustained severe head injuries while assessing the extent of a jam in the scrap conveyor feed chute of an automated metalworking system. The manufacturer designed the system to operate continuously; however, operators routinely experienced jams that interrupted production. The system was equipped with a window to monitor the flow of scrap material through the conveyor feed chute, which was located under a reciprocating table. After de-energizing and shutting down the machine, the maintenance worker knelt down and looked through the feed chute window. Unfortunately, the table unexpectedly reciprocated and struck the plaintiff in the head. Continue reading “Automated Metalworking System Jams and Injures Worker”