The utility model discloses a kind of air-tight detection devices for
assembly line. Air-tight detection device for
assembly line includes air-tight detection mechanism, air-tight detection mechanism includes the air-tight clamping jaw for grabbing workpiece, air-tight driver for driving air-tight clamping jaw, air-tight lifter for driving air clamping jaw driver lift, the plugging component for plugging the one end of workpiece, the gas sending
assembly for plugging the other end of workpiece and
gas supply workpiece, for connecting outside gas source gas
pipe and for detecting total flow amount flow detection device, air-tight clamping jaw is installed on air-tight driver, air-tight driver is installed on air-tight lifter, plugging component and air-
tight gas sending assembly are respectively located at both ends of workpiece, gas
pipe is connected on air-
tight gas sending assembly, flow detection device is located on gas
pipe. The utility model air-tight detection device for
assembly line can grab and detect workpiece on
assembly line, after detection, put back
assembly line.