Metal-plastic combined decorating part and manufacturing method thereof

• Main Authors: MENG QINGRUI, QIN GUANTAO, YAO XIANGNAN, MIAO JUNXING
• Format: Patent
• Language: Chinese; English
• Published: 16.04.2019
• Subjects: AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING; INDEXING SCHEME ASSOCIATED WITH SUBCLASS B29C, RELATING TO PARTICULARARTICLES; PERFORMING OPERATIONS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDEDFOR; SHAPING OR JOINING OF PLASTICS; TRANSPORTING; WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL

The invention relates to a metal-plastic combined decorating part and a manufacturing method thereof. The manufacturing method includes the following steps that (1) a metal plate is selected as a blank material of the decorating part, by using machining equipment, a plastic accommodating groove is formed in the blank material of the decorating part, and a protruded block connected with the bottomof the plastic accommodating groove is machined; (2) oil-removing treatment, alkali corrosion and neutralizing treatment are conducted on the blank material of the decorating part, and t hen anodic oxidation is conducted, so that nanometer pits are formed in the surface of the workpiece; (3) the blank material of the decorating part is put in an NMT injection mold, nano injection molding is conducted, plastic is injected into the plastic accommodating groove to form a plastic body, and the plastic body surrounds and covers the protruded block; and (4) the blank material of the decorating partis machined by the machini