. Automotive industries . TO Xb HARTNESS AUTOMATIC LATHE. holding the rings, but are, of course, slower. The ad-vantage of the Fay automatic lathe for this work lies inthe fact that in addition to taking all of the cuts at thesame time, the machine goes through all its motionsautomatically, the only work the operator has to do beingto put the work into the machine and pulling down thestarting lever. One man runs two machines on practi-cally all work, and the idle work of the machine is veryslight. The direction of motion of both carriage andback arm is controlled by the prop
. Automotive industries . TO Xb HARTNESS AUTOMATIC LATHE. holding the rings, but are, of course, slower. The ad-vantage of the Fay automatic lathe for this work lies inthe fact that in addition to taking all of the cuts at thesame time, the machine goes through all its motionsautomatically, the only work the operator has to do beingto put the work into the machine and pulling down thestarting lever. One man runs two machines on practi-cally all work, and the idle work of the machine is veryslight. The direction of motion of both carriage andback arm is controlled by the proper setting for formersand cams. Another piece of work in the automotive line that canbe done to advantage on the new Hartness automaticlathe is the turning of hub flanges. This is illustratedin Fig. 8. Two tools carried by the upper tool-headrough and finish bore the hole and two tools carried bythe lower tool-head face the inner side, starting from theouter and inner edges simultaneously. Roller bearingouter races of large diameter can also be handled in thislathe. The r
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Keywords: ., bookcentury1800, bookdecade1890, booksubjectaeronautics, bookyear
