设计变更请求流程关键控制规范要点剖析

Analysis of Key Control Specification of Design Change Request Process

设计变更活动是对已经定型的产品进行更改,设计变更请求即是对变更任务的触发申请。设计变更请求流程控制节点包括变更任务的审批;变更原因及方案的制定;技术方案评审以及跨职能评审四部分;设计变更请求在流程设置上主要侧重点在于对变更方案评审的充分性要求;要充分评估变更对产品的影响,如:性能、成本、质量、可制造性、可维修性、在制品处理、售后配件互换性等;即技术方案跨职能评审成为评审充分性的关键控制要点。

Design change activity is to change the product that has been finalized,and design change request is the trigger application for the change task.Design change request process control node includes change task approval;Change reasons and plan formulation;Technical scheme review and cross-functional review four parts;The main focus of design change request in process setting is the adequacy requirement of change plan review.To fully evaluate the impact of changes on products,such as:performance,cost,quality,manufacturability,maintainability,in-process processing,aftermarket parts interchangeability,etc.That is to say,the cross-functional review of the technical scheme becomes the key control point of the adequacy of the review.