Production process of automobile roof head air bag weakening line

• Main Author: SHEN DELI
• Format: Patent
• Language: Chinese; English
• Published: 22.01.2019
• Subjects: LAYERED PRODUCTS; LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT ORNON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM; PERFORMING OPERATIONS; TRANSPORTING; VEHICLES IN GENERAL; VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISEPROVIDED FOR

The invention relates to a production process of an automobile roof head air bag weakening line, and belongs to the technical field of automobile interior ornament production. The preparation method comprises the following steps: putting raw materials of all components of an automobile roof into a hot punching die to be subjected to compression molding, and forming a semi-finished product of an automobile roof base material at the end of molding; carrying out water knife cutting treatment on the head air bag area of the semi-finished product of the automobile roof base material to obtain a finished product of the automobile roof base material after the water knife cutting treatment is completed; placing a fabric into a laminating mold to carry out fabric lamination so as to obtain an automobile roof semi-finished product; carrying out secondary water knife cutting treatment on the automobile roof semi-finished product to obtain an automobile roof finished product after finishing the secondary water knife cutt