. Railway mechanical engineer . Grinding andMilling Work Production Costs Reduced, ShopOutput Increased, Accurate Work. AS a means of reducing shop costs and increasing theshop output, the Pennsylvania Railroad has de-veloped to a large degree the use of grinding andmilling machines in its Juniata shops at Altoona, Pa. It hasbeen found by several years experience that both these typesof machines have a wide range of usefulness. The niillingmachines will do a large amount of work cheaper and quicker :^^^ V ..■^jljllllg Fig. 1- -Grinding Screw Reverse Screws—Otlier Work Done on TliisIVlachine Is
. Railway mechanical engineer . Grinding andMilling Work Production Costs Reduced, ShopOutput Increased, Accurate Work. AS a means of reducing shop costs and increasing theshop output, the Pennsylvania Railroad has de-veloped to a large degree the use of grinding andmilling machines in its Juniata shops at Altoona, Pa. It hasbeen found by several years experience that both these typesof machines have a wide range of usefulness. The niillingmachines will do a large amount of work cheaper and quicker :^^^ V ..■^jljllllg Fig. 1- -Grinding Screw Reverse Screws—Otlier Work Done on TliisIVlachine Is Shown on tlie Table in the Foreground than it can be done on a planer, sliajjer or slotter. The grind-ing machines are used for finishing work that was previouslydone on lathes and planers. The at this shop hasshown that in many cases it is cheaper to take a finishingcut on a grinder after the material has been roughed out on alathe or planer. In numerous cases the saving in the costof labor effected by the use of grinding machines is as highas 40 per cent. In addition to this the work is more ac-
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Keywords: ., bookcentury1900, bookdecade1910, booksubjectrailroadengineering
