功用:润滑、冷却、清洗、密封、防绣等。 第一节组成及润滑剂的选择 一、组成 二、润滑方式 压力润滑: 飞溅润滑: 混合润滑:

1、柴油机供给系的组成和燃料 2、燃烧室和啧油器 3、喷油泵及调速器

1.掌握各种视图,剖视,断面图的定义,画法标注及适用范围; 2.掌握常用简化画法; 3.具有应用图样画法综合表达机件的能力; 4.了解三角投影法

加工精度 一、评定零件质量的一项重要指标。 二、表示加工的准确程度。 包括尺寸精度(国家标准ITO1、IT、IT1、1T218来表示,共20级。T01的公差值最小,精度最高。)、形状精度(国家标准规定了六项形状公差:直线度、面度、度、圆柱度/、线廓、面轮廓。)、位置精度(国家标准规定了八项位置公差⊥平行度垂直度倾斜度、同轴度对称度、位置度跳动、全跳动。)

Chap. 9 Open Chain Mechanisms Chap. 9.1 Characteristics and Application Chap.9.2 Structure Analysis Chap.9.3 Kinematics of Open Chain Mechanisms

Chap. 8 Combined Mechanisms Chap 8.1 Classification Chap 8.2 Application

Chap. 7 other mechanisms Chap.7. Universal joints Chap. 7.2 Screw mechanisms Chap. 7.3 Transmission mechanism using friction Chap. 7.4 Mechanism with flexible elements Chap. 7.5 Hydraulic and pneumatic mechanism Investigate and Review by Students

Chap 6.1 Ratchet mechanisms Chap 6.2 Geneva mechanisms Chap 6. 3 Cam-type index mechanisms Chap 6. 4 Intermittent gearset

Chap. 5.1 Introduction Chap. 5.2 The fundamental law of gearing Chap. 5.3 Gear tooth nomenclature Chap.5.4 Condition for Correct Meshing Chap. 5.5 Contact Ratio Chap. 5.6 Interference and undercutting Chap. 5.7 Gear types and Application Chap. 5.8 Ordinary gear trains Chap.5.9 Epicyclic or planetary gear trains Chap. 5.10 Applications of gear train

4.1 Introduction 4.2 Classification of Cam Mechanisms 4.3 Cam Nomenclature 4.4 Motion events 4.5 Graphical Synthesis of Cam Contour 4.6 Analysis Synthesis of Cam Contour 4.7 Considerations of Cam Mechanisms Synthesis