Brass parts, reaming holes in, 258 rings, making thin, 305 working tools, and how to use them, 503 some points about, 265 Broaching, interesting job of, 262 its relation to sheet-metal work, 267 operation of, 261 Bronze, brass, and copper dies, 477 Brown and Sharpe tool-rooms, 39 Burnishing aluminum, 498 Burred-edged bottoms, seaming them, 441 Bushing holes, button method for locating, 43 locating and finishing in large jigs, 48 Button method for locating drill bushing holes, 43 jigs, 35 Chief factors in machine manufacturing, 160 Chucks for eccentric straps, 340 for gasoline engine cylinders, 342 for holding pulleys in the turret lathe, 170-172 for turning eccentric rings, 338 two eccentric cams, two-nose, Circular forming tools, 253 notes on, 501 shearing machines, 456 341 shells, large drawing dies for, 391 Clamp for die and tool-makers' use, 509 Cloth, hollow cutters for punching, 297 Coins, dies for, 468-469 Cold swaging process, 479-482 Collet spring chucks, 310 Combination dies for embossed work, 475 Compound dies for parts of telephone transmitter cases, 423 special, devising and, 300 Construction and design of novel drill jigs, 106 of milling machines, improvements in, 122 Cost vs. longevity of the sub-press, 463 Counterboring, 254 large casting in drill-press, facing and, 352 Cup centres, finishing, 222 Curling and wiring processes, 447 deep shells, 452 punch and die, 452 the edges of circular shells, 447 of drawn shells, 450 Cut-off and forming tool, hand for the speed-lathe, 315 burning, 237 classified, milling, 224 degree of hardness in, 241 end mill, 227 gang milling, 235 hardening, 239 and tempering, 239 heating, 240 and hardening large, 243 holding inserted blades of milling, 229 injury in hardening, 241 inserted teeth, 228 interlocking, 235 lead bath for, 241 limits of inaccuracy in, 229 making milling, 235 plunging, 241 regrinding of, 231 sand-blasting, 242 selecting a set of, 232 shell and end milling, 234 side clearance in, 228 speeds and feeds of, 236 spindle surface, milling, 234 standard styles and sizes of, 226 steel for, quality of, 231 suggestions for milling with, 238 test for hardness in, 242 Cutters, use and abuse of milling, 230 warping, 241 Cutting dies for aluminum, 495 edges desirable for boring tools, number of, 246 leather, cloth, and paper with dinking cutters, 397 Cylinders, boring cast-iron, 509 Cylindrical perforating, attachment for, 433 DAYTON Swaging machine, 485 D Decorated-sheet metal articles, drawing, 369 shells from sheet metal, drawing, 393 in shops, causes of, 514 Depth to which shells may be drawn, 368 Design and manufacture of milling cutters, 226 Designer, the, 29 Device for turret-lathe, 190 Devising and constructing special tools, ability to, 300 Dies, and tool-makers' clamp, 509 art goods, 468-478 bending and drawing, 496 Dies, improved piercing, 388 machine for filing, 358 making hobs and sinking embossing, 476 milling machines, use of, 357 patterns, modelling intricate, 472 piercing and spreading, 385 punching and curling, 399 without waste in, 380 shaper for, 358 shearing, 373 sinking attachment for, 358 with hobs, 468-478 slotter, small, 360 small hole finishing, 374 special machines for accurate work on, 355 sub-press, action of, 466 triple-acting, 410 water or fluid, 474 Difficulties encountered in working aluminum, 492 cutting armature, 453 of large diameters, 454 Double horning and seaming, 443 seaming bottoms on heavy work, 447 round can bottoms, 441 Doubt as to the utility of milling machines, 128 and forming decorated sheet-metal articles, 369 a sharp corner under a shoulder, 502 deep shells from sheet metal, 393 way to construct, 370 shell from thin metal, lubricant for, 510 Drill bushing holes in large jigs, locating, 48 notes, 252 press and boring fixtures, 208 boring rig, 212 cup centres, finishing, 222 facing and counterboring large castings in, 352 flat tables, boring, 220 job, a, 306 Drill-press, milling in the, 311 round tables, machining, 222 Drilling and tapping attachment for turret lathe, 183 holes in helical surface, 313 jigs, constructing large, 96 simple, 43 for acetylene gas-burners, 68 an aluminum base casting, 92 a spiral line of holes around a cylinder, 106 cams, 78 cast-iron impression rollers, 98 drilling and countersinking, 76 drilling and hobfacing, 83 drilling and tapping, 115 multiple cam body, 81 nailing-machine cross-head, 96 odd-shaped casings, 70 power-press bolster, 102 round castings in pairs, 74 small accurate work, 89 spider castings, 115 the speed lathe, 66 typewriter bases, 85 indexing dial for small cams, 109 intricate and positive, 81 novel, 118 design and construction, 106 points to remember when making, 104 fourteen-hole, 59 special milling and, 354 their use, simple, 64 with indexing fixtures, 109, 111, 114 job on the planer, 308 set of milling and, 348 small thread dies, jig for, 325 types of simple jigs, 55 Duplicate work in screw machine, method for finishing, 195 E ECCENTRIC Cams, two-nose chucks for machining, 341 rings, chucks for turning, 338 straps, chuck for machining, 340 Effects of work accomplished by swaging, 491 Eli Whitney, 19 |