Machining Fundamentals xi
21.8 Troubleshooting Band Machines ............ 400
21.9 Band Machining Safety ............................ 400
Chapter 22
Introduction to CNC Machining .......403
22.1 History of CNC ......................................... 404
22.2 Advantages and Disadvantages of Using
CNC ............................................................ 404
22.3 CNC Milling Machines ............................ 405
22.4 CNC Turning Machines ........................... 407
22.5 CNC Safety .................................................410
22.6 CNC Coordinate Systems .........................411
22.7 CNC Movement Systems ......................... 413
Chapter 23
CNC Programming Basics ..................417
23.1 Developing CNC Programs ......................418
23.2 Programming Methods .............................419
23.3 CAD and CAM Software ......................... 421
23.4 CNC Programming Codes ...................... 424
23.5 CNC Modal Commands .......................... 425
Chapter 24
CNC Milling .........................................431
24.1 Miscellaneous Function Codes ............... 432
24.2 Work-Holding Devices ............................. 434
24.3 Planning the Program .............................. 435
24.4 Initial Programming and Preparing the
Machine ...................................................... 436
24.5 Programming the Machining
Operations .................................................. 438
Chapter 25
CNC Turning .........................................445
25.1 Work-Holding Devices for CNC Turning
Centers ........................................................ 446
25.2 Planning for a CNC Turning Program .. 447
25.3 Initial Programming ................................. 449
25.4 Programming the Machine Operations . 450
Chapter 26
Automated Manufacturing .................455
26.1 Flexible Manufacturing Systems ............ 456
26.2 Robotics ...................................................... 458
26.3 Safety in Automated Manufacturing ..... 461
26.4 Rapid Prototyping Techniques ............... 461
26.5 The Future of Automated
Manufacturing .......................................... 464
Chapter 27
Quality Control .....................................467
27.1 The History of Quality Control ............... 468
27.2 Types of Quality Control ......................... 469
27.3 Nondestructive Testing Techniques ....... 470
27.4 Other Quality Control Techniques ......... 479
Chapter 28
Metal Characteristics ...........................481
28.1 Classifying Metals .................................... 482
28.2 Ferrous Metals ........................................... 482
28.3 Nonferrous Metals .................................... 489
28.4 High-Temperature Metals ........................ 493
28.5 Rare Metals ................................................ 493
28.6 Other Materials ......................................... 493
Chapter 29
Heat Treatment of Metals ...................497
29.1 Heat-Treatable Metals ............................... 498
29.2 Types of Heat Treatment .......................... 498
29.3 Heat Treatment of Other Metals ............. 501
29.4 Equipment for Heat-Treatment ................ 502
29.5 Hardening Carbon Steel .......................... 505
29.6 Tempering Carbon Steel ........................... 506
29.7 Case Hardening Low-Carbon Steel ........ 506
29.8 Hardness Testing ...................................... 507
29.9 Heat Treatment Safety .............................. 513