离合器与制动器用纳米粉摩擦材料的现状分析

Status analysis of friction materials contained nanometer powder used for clutch and brake in mechanical press

简介了机械压力机离合器与制动器使用的摩擦材料的基本组成、分类及其各自的特点。分析了传统的摩擦材料的不足之处,简介了含有纳米粉摩擦材料的现状,并明确指出使用含有纳米粉的摩擦材料的优势。揭示了纳米粉改善摩擦材料性能的机理,论述了用于摩擦材料的纳米粉的种类、化学成分、制备工艺及制取的设备,并分析了纳米粉的大小、比例,重点对含有纳米粉的摩擦材料的性能改善情况及在国内外的应用现状进行了分析。

In this thesis, basic composition, classification, properties of friction materials used for clutch and braker in mechanical press methods are simply introduced. Shortcomings of traditional friction materials are analyzed. Current situation and advantages of friction materials contained nanometer powder are investigated. Mechanism improved friction properties is revealed. Kinds, Chemical component, preparation technics and equipment are expounded, operating principle, charge-discharge way are simply introduced. Size, proportion, properties improvement are analyzed.