Machine Tools and Workshop Practice for Engineering Students and ApprenticesLongmans, Green, and Company, 1905 - 444 страници |
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Страница xvii
... holes in shaping machine bed 42-44 . - Eccentric shafts : 1 , 2 , and 3 throws 45. - Bracket to be bored . 46. - Shrouded pinion and sleeve 46A . - Core box 47. - Work set on angle plates 48 .-- Ancient bolts 49. - Chucking clip . 50 ...
... holes in shaping machine bed 42-44 . - Eccentric shafts : 1 , 2 , and 3 throws 45. - Bracket to be bored . 46. - Shrouded pinion and sleeve 46A . - Core box 47. - Work set on angle plates 48 .-- Ancient bolts 49. - Chucking clip . 50 ...
Страница 3
... hole compared with this length . From such examples it will be seen that there is a distinct difference between the use of a rule and that of a gauge . The former tells us dimensions by the sense of sight , the latter by the sense of ...
... hole compared with this length . From such examples it will be seen that there is a distinct difference between the use of a rule and that of a gauge . The former tells us dimensions by the sense of sight , the latter by the sense of ...
Страница 8
... holes reamed , the rivet turned and well fitted , the points rounded in respect to length , and transversely also hardened and tempered . The " outside pair , " when closed , should admit an ellipse between the bows . Final Test of ...
... holes reamed , the rivet turned and well fitted , the points rounded in respect to length , and transversely also hardened and tempered . The " outside pair , " when closed , should admit an ellipse between the bows . Final Test of ...
Страница 11
... hole is parallel and cylindrical because it resembles the shaft or axle to a perfect degree . With it work may be bored and tested or gauged PROVIDENCERI FIG . 15A . - Cylindrical gauge . to a degree of accuracy which will warrant a ...
... hole is parallel and cylindrical because it resembles the shaft or axle to a perfect degree . With it work may be bored and tested or gauged PROVIDENCERI FIG . 15A . - Cylindrical gauge . to a degree of accuracy which will warrant a ...
Страница 13
... hole and the steel poppet alike , with this result also ( if the work is skilfully done ) there is a perfect ... holes ; for instance , wrought iron and mild steel " shafting " is turned with one cut only , but axles , spindles ...
... hole and the steel poppet alike , with this result also ( if the work is skilfully done ) there is a perfect ... holes ; for instance , wrought iron and mild steel " shafting " is turned with one cut only , but axles , spindles ...
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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 machine tools mandrel measured metal mild steel Millimetres milling cutter milling machine motion number of teeth obtained operated parallel piece pinion 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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