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 44
... portion are at perfect right angles with their bottoms and until all legs rest perfectly square on the surface plate . If the feet are of tool steel and are screwed into the jig , they should be hardened and lapped on a flat lapping ...
... portion are at perfect right angles with their bottoms and until all legs rest perfectly square on the surface plate . If the feet are of tool steel and are screwed into the jig , they should be hardened and lapped on a flat lapping ...
Сторінка 56
... casting is first planed square on all sides , and the inside at CC finished off to fit the milled portion of the casting at M M. A cut is also taken off the back at D for the side - locating point for the 56 TOOL - MAKING AND.
... casting is first planed square on all sides , and the inside at CC finished off to fit the milled portion of the casting at M M. A cut is also taken off the back at D for the side - locating point for the 56 TOOL - MAKING AND.
Сторінка 65
... portion of the work between A A. The four holes for the drill - bushings are located and bored and reamed to size , and the four hardened bushings forced in . A hole is then drilled and tapped in the centre of the side C to admit the ...
... portion of the work between A A. The four holes for the drill - bushings are located and bored and reamed to size , and the four hardened bushings forced in . A hole is then drilled and tapped in the centre of the side C to admit the ...
Сторінка 66
... machining it to the shape shown , and fastening by pins I to two flat sides milled on the body of the jig ; a knurled head - screw J secured the work . A portion of the face of the jig was milled away at K for. 66 TOOL - MAKING AND.
... machining it to the shape shown , and fastening by pins I to two flat sides milled on the body of the jig ; a knurled head - screw J secured the work . A portion of the face of the jig was milled away at K for. 66 TOOL - MAKING AND.
Сторінка 74
... portion were cored , and , as the pairs were not machined at any point before drilling , the holes were used as locating - points in the jig . The jig consists of a body casting in the shape of an inverted " T , " X being the base and G ...
... portion were cored , and , as the pairs were not machined at any point before drilling , the holes were used as locating - points in the jig . The jig consists of a body casting in the shape of an inverted " T , " X being the base and G ...
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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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