The Modern Practice of American Machinists & Engineers, Including the Construction, Application, and Use of Drills, Lathe Tools, Cutters for Boring Cylinders and Hollow Work Generally ...: Together with Workshop Management, Economy of Manufacture, the Steam Engine ... Etc., Etc |
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Page 66
... weight of the cylinder hangs on the bar , and the rectitude of the bore depends on the rigidity of the bar , the correctness of its revolution , and the fit of it in the centres or crosses . It is needless to say that no cylinder can be ...
... weight of the cylinder hangs on the bar , and the rectitude of the bore depends on the rigidity of the bar , the correctness of its revolution , and the fit of it in the centres or crosses . It is needless to say that no cylinder can be ...
Page 67
... weight of the cylinder tends downward , it will soon wear the cross oval , and the evils com- plained of will be observed . We have seen cyl- inders of twenty inches diameter and five feet stroke , bored out in this way , but hope never ...
... weight of the cylinder tends downward , it will soon wear the cross oval , and the evils com- plained of will be observed . We have seen cyl- inders of twenty inches diameter and five feet stroke , bored out in this way , but hope never ...
Page 68
... weight suspended from the drum of the gearing would represent the power . Now let a tool be put in the slide rest and set to work with a stated feed , speed , and depth of cut . The time required to run one inch , or more , should be ...
... weight suspended from the drum of the gearing would represent the power . Now let a tool be put in the slide rest and set to work with a stated feed , speed , and depth of cut . The time required to run one inch , or more , should be ...
Page 69
... weight in a given time , was required for a certain number of latnes of a known length of shears and swing . Rough- ing off work is the heaviest that is done on a lathe , if we except cutting screws of quick - pitches , and the ...
... weight in a given time , was required for a certain number of latnes of a known length of shears and swing . Rough- ing off work is the heaviest that is done on a lathe , if we except cutting screws of quick - pitches , and the ...
Page 94
... weight are sometimes built up or made in separate pieces and shrunk together . By this method they are not only as good as solid shafts , but better , for in the crank and pin the fibres of the iron run in the direction Fig . 67 . of ...
... weight are sometimes built up or made in separate pieces and shrunk together . By this method they are not only as good as solid shafts , but better , for in the crank and pin the fibres of the iron run in the direction Fig . 67 . of ...
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acid belt boiler boring brass carbon carbonic acid carelessness cast cast-iron cause centre CHAPTER chuck construction countersink crank crank pin crown sheet cutters diameter drift pin drill eccentric economy edge engine engravings epicycloidal expansion explosions feed feet per minute friction fuel gage gasket gears grease heat HENRY CAREY hole Illustrated inches iron lathe lathe tool linseed oil locomotive machine machinist Manufacture mechanical metal number of teeth oil cup packing pipe piston pitch line plate port pounds Practical pressure proper properly proportion pulley revolutions per minute rimmer rings round screw set screws shaft shank shape shown in fig side simple slide valve speed springs square steam chest steam-boilers steam-engine steel strain strands stroke surface surface condensers threads tion tool tooth Treatise true tubes turned valve stem velocity weight wheel driven wood workman
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