后背门外板尾灯口凹坑问题的改进措施

Improvement Measures of the Pit Problem for the Tail Hole in the Rear Panel of the Back Door

在冲压开发过程中,外板面品凹坑问题造成整车光影错位且影响整车外观质量,返工手修无法彻底解决此问题,且手修后喷漆易造成漆膜厚度不均,产生橘皮问题,这就需要在前期制件设计、工艺分析进行充分审查,做出充分预防,保证后期生产过程中凹坑问题不在产生,后序不再进行返工修整。本文主要针后背门外板尾灯口凹坑问题进行剖析,彻底解决此问题并做出相应预防。

In the development of stamping process, resuhing in dislocation and the influence of light vehicle vehicle appearance quality of product surface pits. rework hand can not completely solve the problem, and hand painting after film caused by uneven thickness, an orange peel problem, we must analyze the full review in the early stage of product design, process, make to prevent, to ensure production process in late pits are not the prohlem, after the order no rework dressing. This paper analyzes the problems of the tail hole of the hack door plate, and thoroughly solves this problem and makes corresponding prevention.