What does a Patternmaker, Wood do?

Plan, lay out, and construct wooden unit or sectional patterns used in forming sand molds for castings.

Jobs Roles

  • Read blueprints, drawings, or written specifications to determine sizes and shapes of patterns and required machine setups.
  • Lay out patterns on wood stock and draw outlines of units, sectional patterns, or full-scale mock-ups of products, based on blueprint specifications and sketches, and using marking and measuring devices.
  • Verify dimensions of completed patterns, using templates, straightedges, calipers, or protractors.
  • Set up, operate, and adjust a variety of woodworking machines such as bandsaws and lathes to cut and shape sections, parts, and patterns, according to specifications.
  • Trim, smooth, and shape surfaces, and plane, shave, file, scrape, and sand models to attain specified shapes, using hand tools.
  • Fit, fasten, and assemble wood parts together to form patterns, models, or sections, using glue, nails, dowels, bolts, and screws.
  • Correct patterns to compensate for defects in castings.
  • Construct wooden models, templates, full scale mock-ups, jigs, or molds for shaping parts of products.
  • Compute dimensions, areas, volumes, and weights.
  • Mark identifying information such as colors or codes on patterns, parts, and templates to indicate assembly methods.
  • Finish completed products or models with shellac, lacquer, wax, or paint.
  • Glue fillets along interior angles of patterns.
  • Select lumber to be used for patterns.
  • Repair broken or damaged patterns.
  • Maintain pattern records for reference.
  • Inventory equipment and supplies, ordering parts and tools as necessary.
  • Estimate costs for patternmaking jobs.
  • Divide patterns into sections according to shapes of castings to facilitate removal of patterns from molds.
  • Issue patterns to designated machine operators.
  • Collect and store patterns and lumber.
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