Automobile top cover forming process method and automobile top cover
Automobile top cover forming process method and automobile top cover
- New search for: LIU DIXIANG
- New search for: FANG LING
- New search for: LIU YONGGEN
- New search for: LIU DIXIANG
- New search for: FANG LING
- New search for: LIU YONGGEN
The invention relates to an automobile top cover forming process method and an automobile top cover. The automobile top cover forming process method comprises the following steps: forming corner features at corner parts around a skylight hole part of a blank, and drawing and forming the blank to obtain a semi-finished top cover product; and arranging multi-stage counter steps on flanging side walls on the two sides of the semi-finished top cover product, and flanging and shaping the semi-finished top cover product to obtain a formed top cover product. The problem that in the prior art, after flanging and shaping are carried out on the two sides of a skylight on an automobile top cover, waves and corner deformation can occur on the two sides of the skylight is solved.
本发明涉及一种汽车顶盖成形工艺方法及汽车顶盖。该汽车顶盖成形工艺方法，包括如下步骤：在坯料的天窗洞部位的四周的拐角部位成形出拐角特征，对所述坯料进行拉延成形，获得顶盖半成品；在所述顶盖半成品的两侧的翻边侧壁上设置多级沉台台阶，对所述顶盖半成品进行翻边整形，获得顶盖成形产品。本发明旨在解决传统技术中在汽车顶盖上的天窗两侧进行翻边整形后、会在天窗两侧出现波浪和拐角变形的问题。
Document information
Automobile top cover forming process method and automobile top cover
汽车顶盖成形工艺方法及汽车顶盖
2020-09-22
Patent
Electronic Resource
Chinese