The invention discloses a glue nail installing device of an automotive chassis plate. The glue nail installing device is characterized in that the glue nail installing device comprises a lever drive assembly, a guide sleeve and a sliding rod, wherein one end of the guide sleeve is fixedly connected with the upper end of the drive assembly, the sliding rod is slidably sleeved by the guide sleeve, two ends of the sliding rod extend outwards, a power input end of the sliding rod is connected with a power output end of the lever drive assembly, the power output end of the lever drive assembly pushes a glue nail into the automotive chassis plate, the lever drive assembly comprises a hand grip, a hand shank and a guide block, the hand shank is arranged below the guide sleeve, a through hole is formed in the middle of the hand shank, the hand shank is hinged to the hand grip through the through hole, the guide block is fixedly connected with a power output end of the hand shank, a long slot hole is formed in the guide block, and one end of the sliding rod is sleeved by the long slot hole. By means of the glue nail installing device of the automotive chassis plate, the glue nail can be installed in place, product qualities can be guaranteed, and meanwhile, work efficiency is greatly improved; the glue nail installing device has the advantages of being simple in structure, convenient to use and laborsaving.