American Tool Making and Interchangeable Manufacturing: A Treatise Upon the Designing, Constructing, Use, and Installation of Tools, Jigs, Fixtures ... and Labor-saving Contrivances ...N. W. Henley, 1911 - 535 стор. |
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Сторінка 36
... ground steel bushings , made to standard external diameters , so that they may be easily replaced when the inside has been worn by the revolving of the drills while working . Such bushings are usually forced tightly into reamed holes in ...
... ground steel bushings , made to standard external diameters , so that they may be easily replaced when the inside has been worn by the revolving of the drills while working . Such bushings are usually forced tightly into reamed holes in ...
Сторінка 38
... ground on a Seller's grinder before being given out , and other work of like character done . Like all shops in which large numbers and varieties of tools are in use , the check system is in use . Ten checks are giv- en each workman ...
... ground on a Seller's grinder before being given out , and other work of like character done . Like all shops in which large numbers and varieties of tools are in use , the check system is in use . Ten checks are giv- en each workman ...
Сторінка 45
... Ground and Lapped FIG . 14 . a hole through them large enough to allow about three - sixty- fourths inch clearance for the fastening screws , after which they should be hardened and then ground perfectly square on each end , and on the ...
... Ground and Lapped FIG . 14 . a hole through them large enough to allow about three - sixty- fourths inch clearance for the fastening screws , after which they should be hardened and then ground perfectly square on each end , and on the ...
Сторінка 56
... ground to size , and finally driven into the jig . The castings are drilled by fastening them within the jig and resting them on the face of the ribs . This jig is easy to handle and is a rapid producer . The jig used for drilling the ...
... ground to size , and finally driven into the jig . The castings are drilled by fastening them within the jig and resting them on the face of the ribs . This jig is easy to handle and is a rapid producer . The jig used for drilling the ...
Сторінка 63
... ground , and driven in . complete , and lid was removed , and the work serted , centring itself on the stud E. The set - screw R was tightened until the work was forced up against the stop - pin G , the lid B was replaced , the dowel ...
... ground , and driven in . complete , and lid was removed , and the work serted , centring itself on the stud E. The set - screw R was tightened until the work was forced up against the stop - pin G , the lid B was replaced , the dowel ...
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Загальні терміни та фрази
50 cents accomplished accurate allow aluminum angle angle-plate annealed blank blank-holder body casting bottom brass broach bushings cast-iron centre chuck clamped clearance construction counterbored curling cutter cutting-edge devices diameter die section disk dovetailed drawing drawn drill-press drilled edge engineer face face-plate finished fixture flat gauge gear grinding ground hardened holder holes drilled illustrated inch interchangeable knurled lathe located and fastened lugs machine steel manner manufacturing mechanical method micrometer milling milling machine milling-machine mould necessary notches O'CONOR SLOANE operation piece piercing planed plate position practical produced pulley punch reamer removed revolutions per minute screws set-screws sheet metal sheet-metal shell shown in Fig shows side slide slot spindle square strapped stripper stud sub-press surface swaging taper tapped teeth threaded tion tool steel tool-maker turned turret-lathe
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