a worm and wheel. By the action of the plunger 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-Mctal Basins, etc. nesses of metal. A sheet metal forming machine… … of centrally. The lower die is vertically adjusted upon wedges operated by set screws. The die holder is used in connection with an ordi- | upper die, H, ishinged ‘to the lower die, E, and is lifted to nary fly or other press. [easeten over, and the arm, G, is secured by a catch. The place a sheet…
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