关键词: 座椅异响；过盈配合；滑轨钢球尺寸

Abstract: With the rapid development of the automobile industry, the vehicle become the main tool for people, and the seat is the most accessible parts for drivers and passengers. The abnormal seat noise affects the comfort of drivers and passengers directly and it is the most likely to cause customer complaints. This paper selects two kinds of abnormal seat noise with high customer complaints, which are central armrest noise and seat sliders noise. It analyzes the root cause and make improvement measures, and finally solves the problem. The measure is to modify the seat foam dimension and slide track ball dimension. It provides experience in seat design and solving abnormal seat noise for subsequent models.

Key words: Abnormat seat noise; Interference fit; Ball dimensions of sliding rail