COOPERATIVE EDUCATION 120

TRAINING PLAN

METAL WORKER

OUTLINE:

Concerned with the making, installation and repair of sheet-metal products such as ventilating, air-conditioning and heating ducts, roofing, siding and rainspouts. Includes the cutting and shaping of metal and fabrication and installation.

Tasks

Performed Performed Observed

alone with help

  1. Layout and Pattern Development

  • Identify various types of fasteners

  • Keep track of sheet metal screws, rivets, bolts and nuts and store them in their proper place

  • Read and interpret bludprints and sketches

  • Lay out work from shop drawings and developing patterns

  • Layout edges seams and notches

  • Layout patterns and work using parallel and radial line development and triangulation

  1. Benchwork Construction

  • Demonstrate proper care and use of sheet metal cutting tools

  • Cut sheet metal with hand tools

  • Use hand snips, files and chisels to cut the sheet metal

  • Use hack saws and cut off shears to cut metal

  • Use and care for sheet metal drilling tools

  • Use hand drill to drill metal to prescribed gauge

  • Use breast drill and electric hand drill to drill sheet metal to prescribed gauge

  • Punch sheet metal with hand tools

  • Use mechanical hand punch to produce holes in sheet metal

  • Use hole punch to produce holes in sheet metal

  • Form sheet metal using approved techniques

  • Assemble sheet metal using hand tools

  • Seam with hand groovers and grooving nails

  • Rivet sheet metal

  • Use rivet sets and pop riveting gun

  • Solder sheet metal with soldering copper

  1. Shearing, Forming, Crimping and Rolling

  • Operate squaring shears to size stock

  • Operate the circular shears to produce disks, rings, irregular cuts and slip sheet metal

  • Operate the bar folder to form edges and folds for seams

  • Operate the bar folder to form angles, channels and bars

  • Operate the box and pan brake to form square and rectangular objects jobs

Tasks

Performed Performed Observed

alone with help

3. Shearing, Forming, Crimping and Rolling cont’d
  • Operate the box and pan brake to form common seams

  • Operate the slip rolls to form cylindrical and flared objects

  • Operate the slip rolls to form wires and bands

  • Form beads on sylindrical and flat stock

  • Form crimps on sylindrical objects

  • Operate turning machines to turn edges on sylindrical and circular objects

  • Operate wiring machine to produce a wire edge on sylindrical and circular objects and flat stock

  • Operate setting down machine to set edges on circular and flat stock

  • Operate double seaming machine to seam edges on circular and flat objects

  1. Grinding and Drill Press

  • Operate drill press to drill holes in sheet metal

  • Drill holes in angle iron and flat stock

  • Use and care for grinders properly

  • Operate grinders to shape objects and assemblies

  • Operate the burring machine to burr edges on cylindrical and circular objects

  1. Assembly

  • Perform seaming using the grooving machine

  • Operate grooving machine to produce lock seams

  • Use mechanical fasteners to fasten metal screws, rivets, boldt and nuts, etc.

  • Fasten using fusion and adhesion

  • Solder and braze metal using hard solder

  • Weld metal subassemblies and assemblies using spot welder, oxyacetylene and electric arc welder

  • Braze metal using bronze and brass

  • Cut bar stock using oxyacetylene cutting torch

  1. Additional Tasks

Equipment UsedRelated Positions

Mechanical FastenersMachinist

Grooving MachineBlacksmith

Spot WelderMechanical Engineer

Electric Arc WelderMining Driller

Cutting TorchStructural Metal Fitter

Power Hand GrinderWelder

Floor GrinderSheet Metal Worker/Cutter

Bench GrinderMould Maker

Crimping MachineTool & Die Worker

Beading MachineMachinery Mechanic

Box and Pan BrakeLocksmith

Bar FolderGunsmith

Circular ShearsMettallurgist

Solid PunchMetal Electroplater

Hollow Punch

Mechanical Hand Punch

Hammers

Mallets

Pliers

Snippers and Seamers

Bench Stakes and Plates

C-Clamps

Angle Irons

Vises

Chisel

Hack Saw

Cut Off Shears

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