预控图的研究和运用

本文分析了预控图的提出,论述了预控图的格式、使用规则和概率分析。并通过研究东风汽车公司的应用实例,阐述了预控图的优点和它的具体应用程序,从而为提高工序质量控制水平和经济效果指出了新途径。

Research and Application of Pre-control chart

The introduce of the Pre-control chart is analysed and its format application rules and probability analysis are discussed in this paper. Characteristics and concrete application sequence of the pre-control chart are illustrated by researching the application example in the production of Dong Feng Motor Corporation so as to indicate new way for increasing the control level of process quality and economic effects.