Abstract: The present invention relates to woodworking machinery field. More particularly, the present invention relates to Mobile hood of the wood-working table saw. In the present invention, the rear hood and front hood are flexibly connected to the fixing rack of the hoods respectively, and coupled by the combination of guide pin with slot. A tension spring is provided in addition to the hinged connection between the front hood and fixing rack, so that the hood can keep normal working when the saw blade forms a certain angle with the working table, ensure the hood should fall back freely upon the completion of sawing and cover the saw blade for the sake of safety. As the front end of front hood in the present invention does not need extending forward, the table in front of the saw blade can be used to place workpiece conveniently.