End connecting structure of water cutting piece and door frame upper molding of automobile

The utility model relates to an end connecting structure of a water cutting piece and a door frame upper molding of an automobile. A water cutting connecting piece is fixedly arranged on the end portion of a water cutting groove, one end of the water cutting connecting piece serves as a water cutting end cover, a notch is formed in the middle of the water cutting connecting piece, a convex rib is arranged on one side of the notch and extends toward the middle of the notch, and protruded parts are arranged on the end portions of the convex rib so that a depressed part is formed at the middle segment of the convex rib; a molding connecting piece is fixedly arranged on the end portion of a molding groove and comprises a base and a connecting part, a threaded hole used for being connected with an automobile door frame sheet metal part is formed in the middle of the base, the connecting part comprises an inclined extending part extending downward from the base obliquely, and the inclined extending part is provided with an inclined notch; and the convex rib of the water cutting connecting piece penetrates through the inclined notch of the molding connecting piece to enable a side rib of the inclined notch to be clamped in the depressed part of the convex rib. The end connecting structure of the water cutting piece and the door frame upper molding of the automobile can also solve the problem of fixation and connection of the water cutting piece without hole punching on the door frame sheet metal piece.