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 38
... Usually there should be two - a small sensitive drill and a large column machine . Next we have the universal milling - machine , with its boundless possibilities . In order of importance the shaper and planer come next , and in their ...
... Usually there should be two - a small sensitive drill and a large column machine . Next we have the universal milling - machine , with its boundless possibilities . In order of importance the shaper and planer come next , and in their ...
Сторінка 41
... usually such that the holding of it is a simple matter , especially if the first operation is to be a milling cut . With castings , however , through their lack of uniformity in many cases , fixtures of intricate and costly design are ...
... usually such that the holding of it is a simple matter , especially if the first operation is to be a milling cut . With castings , however , through their lack of uniformity in many cases , fixtures of intricate and costly design are ...
Сторінка 54
... usually be judged by the use that is made of properly designed and constructed drilling and milling fixtures and jigs for the production in repetition of the most FIG . 25 . accurate operations of the work . Although it has been , and ...
... usually be judged by the use that is made of properly designed and constructed drilling and milling fixtures and jigs for the production in repetition of the most FIG . 25 . accurate operations of the work . Although it has been , and ...
Сторінка 65
... usually the case . The jig shown in Fig . 42 consists of seven parts . The bushing and locating - plate Cis of machine steel finished on the ends so as to fit easily into the portion of the work between A A. The four holes for the drill ...
... usually the case . The jig shown in Fig . 42 consists of seven parts . The bushing and locating - plate Cis of machine steel finished on the ends so as to fit easily into the portion of the work between A A. The four holes for the drill ...
Сторінка 89
... usually very small , it is not possible to drill them to the required degree of accuracy in one jig ; so two jigs were used - one for spacing , locating , and countering the holes , and the other for drilling and counterboring them ...
... usually very small , it is not possible to drill them to the required degree of accuracy in one jig ; so two jigs were used - one for spacing , locating , and countering the holes , and the other for drilling and counterboring them ...
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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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