Shift Toolmaker Lenasia

Job Summary / Purpose
The Toolmaker is responsible for diagnosing, repairing, modifying, and maintaining all moulds and tooling to ensure optimal production performance. The role also includes the development and manufacture of new moulds when required, while ensuring product quality, safety compliance, and adherence to the Toolroom Mandate.

Primary Responsibilities

Mould Maintenance, Repairs & Modifications

• Perform planned and breakdown maintenance on moulds.
• Attend mould start-ups at machines to ensure correct operation and product quality approval by QC.
• Modify and repair moulds as required to maintain specification standards.

Tool Inspections During Production Runs

• Stop machines when required to:
• • Clean shut-off faces.
  • Check wear pad screws and shims.
  • Inspect stripper plate screws.
  • Inspect tamper slides, handle hole slides, and other moving components.
  • Inspect ejector couplings.
  • Inspect nozzle-to-sprue bush contact area for leaks.
  • Verify correct operation and settings of mould temperature controllers.
  • Grease wear pads, guide pins, and all required moving parts.
  • Update and verify date stamps.

Tool Maintenance Between Production Runs

• Completely strip moulds.
• Clean all plates and components.
• Replace:
• • O-rings
  • Cap screws
  • Broken springs
• Inspect:
• • Hot runner systems for leaks or loose tips
  • Shut-off faces for wear or damage
  • Wear pads and shims (replace wear pads if shim stock exceeds 1 mm)
• Repair damaged plates or components.
• Replace or repair broken mould parts.
• Test and restore:
• • Support air
  • Core tip air
  • Air valves
• Lubricate all moving components.
• Reassemble moulds correctly.
• Test all basic functions (water, air, hot runner systems) prior to release.

Production Breakdown Support
Respond promptly to machine stoppages and breakdowns, including:

• Heater faults
• Water leaks
• Loose or broken fasteners
• Flashing
• Venting issues
• Ejector bar and coupling faults
• Off-centre moulding
• Damaged or broken components
• Any fault affecting quality production

Quality Assurance Responsibilities
Maintain injection moulded product quality, addressing:

• Burn marks
• Flashing
• Water marks
• Poor surface finish
• Uneven filling
• Off-centre moulding
• Functional failures (drop tests, lid fitment, handle suspension te
  
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