| Job Title |
Roll Operator I |
| Job Description |
Operates Rolling Machine To Bend Metal Plates, Sheets, Or Bars
Into Arcs, Cylinders, Or Cones, Using Blueprints, Templates, And
Knowledge Of Geometry And Physical Properties Of Metal To Set Up
Machine And Plan Sequence Of Operations: Pulls Lever To Lift
Upper Roll, And Positions Workpiece Into Machine Manually, Or
Using Crane. Lowers Rolls And Turns Nuts Or Handwheel To Lock
Roll Into Machine, And To Adjust To Thickness Of Metal If
Operating Block (pinch) Roll. Turns Handwheel To Adjust Roll To
Set Degree Of Curvature Of Initial Pass. Starts Machine And Sets
Feed Speed Of Workpiece Back And Forth Between Rolls. Adjusts
Roll Between Each Pass To Form Workpiece Into Specified Shape.
Hammers Workpiece To Align It Between Rolls. Measures Arcs With
Template. May Set Adjustment Roll At Angle To Form Conical
Shapes. May Adjust Roll To Straighten Warped Or Bent Bars Or
Plates [straightening-roll Operator (any Industry)]. May Preheat
Metal, Using Hand Torch Or Heating Furnace. May Prebend Heavy
Metal Or Bars, Using Bull Press Or Bulldozer [bulldozer Operator
(any Industry) I]. May Operate Horizontal Or Vertical
Roll-forming Machine To Straighten Or Bend Angles, Bars, Or
Channels Into Rings Or Arcs And Be Designated Angle-roll
Operator (any Industry). May Operate Rolling Machine To Bend
Sheet Metal To Specified Curvature And Be Designated Roll
Operator, Sheet Metal (any Industry). May Operate Vertical Roll
Machine And Adjust Elevation Of Roller Tables To Support
Workpiece And Be Designated Vertical-roll Operator (any
Industry).
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