《Workshop Technology Part II》

CHAPTER 1．ACCURACY—INTERCHANGEABILITY—GAUGING1

Conditions and Synthesis of Accuracy—Interchangeability and Limit Systems—Newall and B．S．Systems—Selective Assembly Gauging—Limit Gauges—Indicating Gauges—Special and First Operation Gauges1

CHAPTER 2．MEASUREMENT AND PRECISION WORK25

Slip Gauges—Comparator—Vernier Height Gauge—Marking Out—Vernier Micrometer—Examples of Measurement—Sine Bar—Angular Testing—Use of Rollers—Tapers—Projection25

CHAPTER 3．MACHINE TOOLS56

Standard and Special Purpose Machines—Elements of Construction—Bed—Spindle—Speeds—Work Holding—Tool Attachment—Feeding—Tool Lubrication—Rigidity—Surface Formation—Machine-Tool Accuracy—Alignments—Testing56

CHAPTER 4．FURTHER WORK ON THE LATHE95

Promotion of Accuracy—Examples—Taper Turning Attachment—Effect of Tool Height—Eccentric Turning—Form Turning—Collet Chuck—Multi-Start Screws—Leadscrew Accuracy—Quantity Production Methods—Square Tool Box—Leaving for Grinding—Boring on Saddle—Button Boring—Slotting95

CHAPTER 5．MILLING123

Horizontal Machine—Cutter Support—Types of Cutters—Teeth—Helical—Relieved—End and Face Mills—Rotation—Feed—Choice of Cutter and Set-up—Care of Machine—Examples of Plain Milling—Fixtures—Slotting Attachment123

CHAPTER 6．MILLING(continued)155

Dividing Head—Simple and Angular Indexing—Work Holding—Alignment—Examples of Work—Settings for Cutting Side，Taper and Clutch Teeth—Gear Cutting—Rack Cutting Attachment—Vertical Milling—Machine—Vertical Head—Equipment for Vertical Work—Examples—Jig Boring on Vertical Machine155

CHAPTER 7．SHAPING，PLANING AND SLOTTING185

Hydraulic Shaper—Drive—Circuit Diagrams—Examples of Work—Use of Dividing Head—Planer—Table Drive—Electric Control—Tools and Support—Work Setting—Examples—Slotting Machine—Whitworth Motion—Slotter Tools—Examples of Work185

CHAPTER 8．DRILLING AND BORING217

Standard and Special Drills—Chucks—Quick Change Holders—Machines—Vertical—Radial—Sensitive—General Purpose Drilling—Examples—Drill Jigs—Design—Facing—Counterboring—Deep Drilling—Horizontal Boring—Tools，Cutters and Bars—Facing—Setting up—Examples—Boring Fixtures—Vertical Boring Mill217

CHAPTER 9．GRINDING251

Scope of Process—Wheel—Abrasive，Artificial and Natural—Manufacture—Bond—Types of Bond—Grit and Grade—Wheel Manufacture—Structure—Shape—Classification—Selection—Wheel Mounting—Truing and Dressing—Speeds—Faults—Hand Grinding—Tools—Lathe Grinding Attachments—Cylindrical Grinding—Speed and Feed—Machine and its Construction—Steadies—Vibration—Operation of Machine—Taper Grinding251

CHAPTER 10．GRINDING(continued)286

Internal Grinding—Machine—Internal Spindles—Wheels—Examples of Work—Surface Grinding—Methods—Disc and Ring Wheels—Magnetic Chuck—Types of Surface Machines—Hydraulic Driving—Examples of Surface Grinding—Tool and Cutter Grinder—Setting and Sharpening Various Cutters—Cutting off by Abrasive Wheel—Oilstones—Grinding Wheel Recommendations286

APPENDIX 1．—NEWALL SYSTEM OF LIMITS321

APPENDIX 2．—BROWN AND SHARPE TAPERS322

APPENDIX 3．—B．S．LIMIT SYSTEM．DETAILS OF SHAFTS324

APPENDIX 4．—B．S．LIMIT SYSTEM．SELECTED HOLE AND SHAFT RELATIONSHIPS325

APPENDIX 5．—BRITISH STANDARD SPECIFICATIONS OF INTEREST TO THE WORKSHOP ENGINEER326

INDEX329