Machine-shop Handbook: A Handbook of Reference on Machine-shop Practice for Those Interested in the Work of the Machine Operator, Machinist, Toolmaker, and the General MechanicInternational Textbook Company, 1924 - 346 σελίδες |
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Σελίδα vii
... marks , Changing , 80 Spider , 83 work of irregular outline , 80 Centering , Use of screw jacks for , 306 Centers , Care of , 97 Driving lathe work on , 82 Forms of , 78 . Centers , Locating by cup center , 80 Locating , by dividers ...
... marks , Changing , 80 Spider , 83 work of irregular outline , 80 Centering , Use of screw jacks for , 306 Centers , Care of , 97 Driving lathe work on , 82 Forms of , 78 . Centers , Locating by cup center , 80 Locating , by dividers ...
Σελίδα 79
... mark made in the center of the square locates the trial center . FIG . 1 FIG . 2 By Surface Gauge . - In Fig . 2 is shown how a surface gauge a may be used for locating centers on a bolt b . + # FIG . 3 ( a ) ( b ) FIG . 4 By ...
... mark made in the center of the square locates the trial center . FIG . 1 FIG . 2 By Surface Gauge . - In Fig . 2 is shown how a surface gauge a may be used for locating centers on a bolt b . + # FIG . 3 ( a ) ( b ) FIG . 4 By ...
Σελίδα 80
... Marks . - Center marks may be changed in case the trial center does not prove to be the true center , by using a prick punch and slanting it in the direction in which it is desired to move the mark , as in Fig . 6 ( a ) ; or , the prick ...
... Marks . - Center marks may be changed in case the trial center does not prove to be the true center , by using a prick punch and slanting it in the direction in which it is desired to move the mark , as in Fig . 6 ( a ) ; or , the prick ...
Σελίδα 95
... marks will be parallel to it . These chatter marks can generally be prevented by giving the tool top side rake along the line C D. When remedies in the way of ad- justment of the tool and the work and methods of driving have been tried ...
... marks will be parallel to it . These chatter marks can generally be prevented by giving the tool top side rake along the line C D. When remedies in the way of ad- justment of the tool and the work and methods of driving have been tried ...
Σελίδα 96
... marks by filing or scraping ; then use a coarse emery cloth , well oiled , which will remove the file marks , after which a finer grade of emery is used until the coarser emery marks have been removed , and so on , using finer grades of ...
... marks by filing or scraping ; then use a coarse emery cloth , well oiled , which will remove the file marks , after which a finer grade of emery is used until the coarser emery marks have been removed , and so on , using finer grades of ...
Συχνά εμφανιζόμενοι όροι και φράσεις
acid allow alloys aluminum angle applied Area bearings belt brass bushing calipers cast iron castings cent circle circular clean column contains copper corresponding cutters Depth desired Diam diameter difference distance divide divisions drill edges equal face feet figure finishing foot gauge gear give given grinding hand hard hardened head heat held holes Inches Inches Inches iron known lathe lead length machine measured metal Minute moved multiply number of teeth obtained operation piece pipe pitch placed plate Pounds produce pulley reading removed result root roughing round rule scale screw shaft shank shown in Fig shows side sizes soft solution speed spindle square standard steel surface taper Thickness thread threads per inch tool turned usually weight wheel zinc
Δημοφιλή αποσπάσματα
Σελίδα xxv - Square Measure 144 square inches (sq. in.) = 1 square foot (sq. ft.) 9 square feet = 1 square yard (sq. yd.) 30| square yards — 1 square rod (sq. rd.) 160 square rods = 1 acre (A.) 640 acres = 1 square mile (sq.
Σελίδα 7 - Measures of Length. 10 millimeters (mm.) 1 centimeter (cm.) 10 centimeters 1 decimeter (dm.) 10 decimeters 1 meter (m.) 10 meters 1 dekameter (Dm.) 10 dekameters 1 hectometer (Hm.) 10 hectometers 1 kilometer (Km.) 10 kilometers 1 myriameter (Mm.) 1181.
Σελίδα 1 - TIME 60 seconds (sec.) = 1 minute (min.) 60 minutes =1 hour (hr.) 24...
Σελίδα xxvi - LIQUID MEASURE 4 gills (gi.) = 1 pint (pt.) 2 pints = 1 quart (qt...
Σελίδα 7 - Measures of Capacity 10 milliliters (ml) =1 centiliter cl 10 centiliters =1 deciliter dl 10 deciliters =1 liter 1 10 liters =1 dekaliter Dl 10 dekaliters =1 hektoliter HI 10 hektoliters =1 kiloliter Kl NOTE — The liter is equal to the volume occupied by 1 cubic decimeter.
Σελίδα 174 - Fig 1 Fig 2 Fig 3 Fig 4 Fig 5 Fig 6 Fig 7 Fig 8 Fig 9...
Σελίδα 339 - What are you doing with the hours after supper? Can you afford to let them slip by unimproved when you can easily make them mean so much? One hour a day spent with the ICS will prepare you for the position you want in the work you like best. Yes, it will! Put it up to us to prove it. Mark and mall this coupon now!
Σελίδα 7 - These prefixes form the key to the entire system. In the following tables, the abbreviations of the principal units of these submultiples begin with a small letter, while those of the multiples begin with a capital letter; they should always be written as here printed.
Σελίδα xxvi - Apothecaries' Weight 20 grains (gr.) = 1 scruple (sc.) 3 scruples = 1 dram (dr.) 8 drams = 1 ounce (oz.) 12 ounces = 1 pound (Ib...
Σελίδα 339 - Every hour I spent on my ICS Course has been worth $95 to me! My position, my $5,000 a year income, my home, my family's happiness — I owe it all to my spare time training with the International Correspondence Schools!