The invention discloses an automobile spare tire cover plate which comprises a cover plate body, the two sides of one side of the cover plate body are each provided with a pull belt, supports are fixed to the periphery of one surface of the cover plate body, and two buckles are arranged above the two supports in a spaced mode. The cover plate body comprises a basic framework made of EPP or EPO materials, a cloth layer is composited on the upper layer of the basic framework through a first thermoplastic composite layer, and a modified polypropylene layer is composited on the lower layer of the basic framework through a second thermoplastic composite layer. The invention further discloses a machining mold for preparing the automobile spare tire cover plate and a technological method using the machining mold, the automobile spare tire cover plate prepared through the structure is good in light weight and high in strength, and the working efficiency of the machining mold is high.
本发明公开了一种汽车备胎盖板,包括盖板本体,所述盖板本体的一侧两边分别设有一个拉带,在所述盖板本体的一个表面的四周固定有支架,在两个支架的上方分别设有间隔设置的两个卡扣,在两个支架的下方分别设有间隔设置的两个卡座,所述盖板本体包括EPP或EPO材料的基本骨架,在基本骨架的上层通过第一热塑性复合层复合有一层布层,在基本骨架的下层通过第二热塑性复合层复合有改性聚丙烯层。本发明还公开了一种制备汽车备胎盖板的加工模具及使用该加工模具的工艺方法,本结构制备的汽车备胎盖板轻量化好、强度高,且加工模具的工作效率高。
Automobile spare tire cover plate and machining mold and technological method thereof
汽车备胎盖板及其加工模具和工艺方法
2022-04-08
Patent
Electronic Resource
Chinese
IPC: | B29C Formen oder Verbinden von Kunststoffen , SHAPING OR JOINING OF PLASTICS / B32B LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM , Schichtkörper, d.h. aus Ebenen oder gewölbten Schichten, z.B. mit zell- oder wabenförmiger Form, aufgebaute Erzeugnisse / B60R Fahrzeuge, Fahrzeugausstattung oder Fahrzeugteile, soweit nicht anderweitig vorgesehen , VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR / B29D PRODUCING PARTICULAR ARTICLES FROM PLASTICS OR FROM SUBSTANCES IN A PLASTIC STATE , Herstellen besonderer Gegenstände aus Kunststoff oder aus Stoffen in plastischem Zustand |
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