Machine Tools and Workshop Practice for Engineering Students and ApprenticesLongmans, Green, and Company, 1905 - 444 страници |
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Страница xiii
... ground - Tool - grinding machine - Universal grinding machine , by Brown and Sharpe - Mounting emery grinding wheels - Duplex grinder -Diamond tools for truing wheels - Appliances used to support pieces during grinding - Lang's pat ...
... ground - Tool - grinding machine - Universal grinding machine , by Brown and Sharpe - Mounting emery grinding wheels - Duplex grinder -Diamond tools for truing wheels - Appliances used to support pieces during grinding - Lang's pat ...
Страница xx
... ground 195 205. - Form of pieces to be ground 196 206. - Plain grinding 196 207. - External grinding - a slight taper 197 207 A. - Grinding an abrupt taper 198 208 , 209 .-- وو external tapers . 210 , 211.- internal tapers . 199 200 213 ...
... ground 195 205. - Form of pieces to be ground 196 206. - Plain grinding 196 207. - External grinding - a slight taper 197 207 A. - Grinding an abrupt taper 198 208 , 209 .-- وو external tapers . 210 , 211.- internal tapers . 199 200 213 ...
Страница 9
... ground less than o'624 in . and more than o'625 in . being rejected . To work conveniently and economically between these limits the workmen should be provided with limit gauges , or snap gauges , as they are commonly called . These ...
... ground less than o'624 in . and more than o'625 in . being rejected . To work conveniently and economically between these limits the workmen should be provided with limit gauges , or snap gauges , as they are commonly called . These ...
Страница 10
... ground to a high degree of accuracy . The sizes commence at 4 in . , and rise by in . to 2 in .; 6 INTERNAL EXTERNAL above this up to 7 in . they advance by. FIG . 15. - Limit gauge . FIG . 16. - Standard reference discs . ΙΟ MACHINE ...
... ground to a high degree of accuracy . The sizes commence at 4 in . , and rise by in . to 2 in .; 6 INTERNAL EXTERNAL above this up to 7 in . they advance by. FIG . 15. - Limit gauge . FIG . 16. - Standard reference discs . ΙΟ MACHINE ...
Страница 11
... ground , so that the ends form sections of true spheres , whose diameters . are equal to the length of the rods ; they are used when making rings , cylinders , etc. , and as reference tools in setting calipers , etc. , or in com- paring ...
... ground , so that the ends form sections of true spheres , whose diameters . are equal to the length of the rods ; they are used when making rings , cylinders , etc. , and as reference tools in setting calipers , etc. , or in com- paring ...
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Често срещани думи и фрази
addendum circle adjustable angle plate B.Sc bearings bevel bolts boring calipers carried cast iron centre change wheels chisel chuck cone crank Crown 8vo cutting edges cutting tools cylinder Diagrams diameter diametral pitch disc drill driving ELEMENTARY emery wheel engine feed finished fitted fixed forged gauge gear grinding grinding machine grip groove ground guide screw hammer hardened headstock heat holes hydraulic Illustrations jaws lathe length lever mandrel measured metal mild steel Millimetres milling cutter milling machine motion number of teeth obtained operated parallel piece pinion pipe piston pitch circle placed planing machine position practice pressure pulley reamer rest revolutions per minute revolving rivet rotated saddle screw threads secured shaft shown in Fig side slide slot speed spindle square standard surface taper threads per inch tooth turned turret vertical worm wrought iron
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