. American engineer . Fig. 6—Five Different Types of Supports for Formers. sheet before flanging, as well as to form a guide for the femaleformer and take the reaction against the crosstie in the back ofthe former when pressing the sheet. Former Supports.—The designer must be well acquainted withthe manner in which the formers must be supported to properly used on this large press is shown m Fig. 7. It is intended tomake two different lengths of side stakes for bracing the sidesof steel hopper cars with high sides. This is a two piece formerwhich is entirely suitable for such work. For making
. American engineer . Fig. 6—Five Different Types of Supports for Formers. sheet before flanging, as well as to form a guide for the femaleformer and take the reaction against the crosstie in the back ofthe former when pressing the sheet. Former Supports.—The designer must be well acquainted withthe manner in which the formers must be supported to properly used on this large press is shown m Fig. 7. It is intended tomake two different lengths of side stakes for bracing the sidesof steel hopper cars with high sides. This is a two piece formerwhich is entirely suitable for such work. For making the longerstake a block is applied to the lower former, as indicated in the. Stcflon B-B. Section D-D. Section 7—Formers for Side Stakes of a Steel Hopper Car. Sec fion on Center Line a^ B~B and C-C. take the strains of flanging the sheets. A set of standard sup-ports, such as shown in Fig. 6 should be made in various first one will be found to be very economical, as the padsfor the supports on the formers may be made to suit the stand-ard supports. A sufficient number of these supports should be drawing, and to make the shorter stake it is removed and an-other block is applied to the top former. In this way the shorterstake may be made on the same general former used for thelonger one. Dowels are located on the lower former, so thatthe sheets may be centered quickly and not lose too much of 230 AMERICAN ENGINEER. Vol. 86, No. 5. their heat. Great care must be exercised to provide ihe properclearance in such places as at section C-C Fig. 6, so that thesheets may have sufficient clearance. The strongest kind of for-mers could be broken if
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Keywords: ., bookcentury1900, bookdecade1910, booksubjectrailroa, bookyear1912
