前言
Unit 1 Engineering Drawing...................................................................................................1Text: Engineering Drawing.........................................................................................................1 Synchronous Reading: Engineering Drawing .............................................................................4 Reading Material A: Computer Aided Design (CAD).................................................................6 Reading Material B: Historical Development of the CAD/CAM................................................7 Exercises.....................................................................................................................................8 Unit 2 Mechanical Properties of Metals .............................................................................9Text: Properties of Metals ...........................................................................................................9 Synchronous Reading: Materials ..............................................................................................10 Reading Material A: Mechanical Properties of Metals..............................................................11Reading Material B: Hardness and Hardness Testing ...............................................................12 Exercises...................................................................................................................................15 Unit 3 Mechanical Parts ........................................................................................................16Text: Machine Elements............................................................................................................16 Synchronous Reading: Machine Elements................................................................................19 Reading MaterialA: Gears ........................................................................................................20 Reading Material B: Cams........................................................................................................22 Exercises...................................................................................................................................24 Unit 4 Tolerance and Fits ......................................................................................................25Text: Tools and Measures..........................................................................................................25 Synchronous Reading: Measurement........................................................................................28 Reading Material A: Dimensional Measurement ......................................................................30 Reading Material B: Limits and Tolerances..............................................................................31 Exercises...................................................................................................................................32 Unit 5 Machine Tools ..............................................................................................................34Text: Five Basic Machining Techniques ...................................................................................34 Synchronous Reading: The Machine Tools...............................................................................37 Reading Material A: The Tool Material ....................................................................................38 Reading Material B: The Production Tooling ...........................................................................40 Exercises...................................................................................................................................40
目录
Unit 6 Machining .....................................................................................................................42Text: Primary Processes and Secondary Processes...................................................................42 Synchronous Reading: Machine Tools ..................................................................................... 46 Reading Material A: The Engine Lathe .................................................................................... 47 Reading Material B: Milling Machines, Shapers, Planers and Grinding Machines..................48 Exercises...................................................................................................................................51 Unit 7 Basic Knowledge of Fitter ....................................................................................... 52Text: Benchwork and Fitters..................................................................................................... 52 Synchronous Reading: Forging, Stamping and Rolling............................................................55 Reading Material A: Plumbing ................................................................................................. 56Reading Material B: Forging .................................................................................................... 57 Exercises...................................................................................................................................59 Unit 8 Welding ..........................................................................................................................61Text: Welding ........................................................................................................................... 61 Synchronous Reading: Arc Welding.........................................................................................62 Reading Material A: The History of Welding ........................................................................... 63 Reading Material B: Stresses Occurring in Welding................................................................. 65 Exercises...................................................................................................................................67 Unit 9 Mechatronics................................................................................................................68Text: Stepper Motor..................................................................................................................68 Synchronous Reading: Servo System.......................................................................................69 Reading Material A: Motors ..................................................................................................... 70 Reading Material B: What Is Mechatronics?............................................................................73 Exercises...................................................................................................................................74 Unit 10 CNC Machines ..........................................................................................................76Text: The Components of CNC Machine ................................................................................. 76 Synchronous Reading: The Need for Numerical Control ......................................................... 77 Reading Material A: Numerical Control Automation ............................................................... 78 Reading Material B: Advantages and Disadvantages of NC..................................................... 80 Exercises...................................................................................................................................82 附录 词汇表................................................................................................................................83 参考文献.........................................................................................................................................99