Straightening-press Operator Ii
Overall rating: (N/A)
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Operates power press equipped with pressure blocks or dies to
straighten warped or bent metal objects, such as plates,
structural castings, shapes, forgings, and shafts to specified
dimensions: Examines workpiece to locate defects, using such
devices as straightedge, deflection gauge, template, and sqaure.
Positions and locks specified pressure blocks, or die, into ram
of machine, or positions shims under high spots of workpiece.
Lfits and positions workpiece into bed of machine manually or
using jib or crane. Starts ram which prseses out bent or high
spots of workpiece. Reexamines and repositions workpiece,
chnaging shims for each pass until workpiece conforms with
specifications. May turn levers or handwheels to adjust depth
and pressure of ram. May preheat metal, using heating furnace or
hand torch and clean dies between pressings, using compressed
air, oil, and brush.
May tend machine equipped with preset dies
to bend metal to specified shapes. May grind rough edges from
finished workpiece, uisng portable hand grinder.
May be
designated according to part straightened as Barrel Straightener
(ordnance) Ii; Crankshaft Straightener (auto.
Mfg.); Gear
Straightener (auto. Mfg.); or according to type press operated
as Gag-Press Straightener (steel & rel.).
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Straightening-Press Operator II
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