气门间隙调整新方法甄凯玉，徐明新，沙明元（石家庄铁道学院）内燃机气门的结构形式归纳起来可分为顶置式和侧置式两种。气门间隙的作用是保证气门、推杆等传动杆件受热膨胀时留有余地，当气门在关闭时与气门座紧密贴合，这对内燃机是一个非常重要的因素，对其正常工作有... New method of valve clearance adjustment Zhen Kaiyu, Xu Mingxin, Sha Mingyuan (Shijiazhuang Railway Institute) The structure of the internal combustion engine valve can be summarized into two kinds of overhead and side-mounted. The role of the valve clearance is to ensure that when the valve rod, push rod and other transmission rod expansion by thermal expansion, when the valve is closed in close fit with the valve seat, which is a very important factor for the internal combustion engine, its normal work. .