Polar Manufacturing has been making metal hinges, locks, and brackets in south Chicago for more than 100 years. Some of the company’s metal presses—hulking great machines that loom over a worker—date from the 1950s. Last year, to meet rising demand amid a shortage of workers, Polar hired its first robot employee.
The robot arm performs a simple, repetitive job: lifting a piece of metal into a press, which then bends the metal into a new shape. And like a person, the robot worker gets paid for the hours it works.
Jose Figueroa, who manages Polar’s production line, says the robot, which is leased
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