ger the blank is forced into the die, c, which imparts the desired shape. The blank holder is adjustable to adapt the press for drawing different thick- Fig. 1.—Machine for Forming Sheet-Metal Basins, etc. nesses of metal. y y A sheet metal forming machine is shown in Fig. 8. The out a blank, which… … of centrally. The lower Fig. 7.—Sheet Metal Drawing Press. die is vertically adjusted upon wedges operated by set screws. The die holder is used in connection with an ordi- upper die, H, is hinged to the lower die, E, and is lifted to nary fly or other press. place a sheet of metal in place for…
Patents · Improved · Iron · Consists · Patented · Scientific American · Metal · Pulley carrying · Phosphor bronze · Sheet metal · Wrought iron · Emery wheel · Sutro tunnel · Address munn · American export · Fire proof
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