Unit of Competency Mapping – Information for Teachers/Assessors – Information for Learners
MEM07042 Mapping and Delivery Guide
Undertake corrections and basic maintenance to aluminium extrusion dies and die support systems
Version 1.0
Issue Date: May 2024
Qualification | - |
Unit of Competency | MEM07042 - Undertake corrections and basic maintenance to aluminium extrusion dies and die support systems |
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Description | |||
Employability Skills | |||
Learning Outcomes and Application | This unit of competency defines the skills and knowledge required to undertake corrections to aluminium extrusion solid and hollow dies and die support systems after faulty extrusions have been examined and causes of faults identified.Where the use of mobile load shifting equipment is required unit MEM11010 Operate mobile load shifting equipment should also be selected.No licensing, legislative or certification requirements apply to this unit at the time of publication. Band: AUnit Weight: 4 | ||
Duration and Setting | X weeks, nominally xx hours, delivered in a classroom/online/blended learning setting. |
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Prerequisites/co-requisites | |||
Competency Field | Machine and process operations |
Development and validation strategy and guide for assessors and learners | Student Learning Resources | Handouts Activities |
Slides PPT |
Assessment 1 | Assessment 2 | Assessment 3 | Assessment 4 | |
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Elements of Competency | Performance Criteria | |||||||
Element: Correct solid dies |
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Element: Correct hollow dies |
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Element: Maintain die records |
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Element: Determine job requirements |
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Element: Comply with work health and safety (WHS) requirements at all times | ||||||||
Element: Use appropriate personal protective equipment (PPE) in accordance with SOPs | ||||||||
Element: Identify job requirements from specifications, drawings, job sheets or work instructions | ||||||||
Element: Prepare for die correction |
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Element: Identify extrusion specifications, extruder operating procedures and other information relevant to die correction task | ||||||||
Element: Consult with die designer on intended correction, where required | ||||||||
Element: Select appropriate hand tools, hand held power tools, or workshop machines to carry out die corrections |
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Element: Determine bearing choke angles or length of bearing shortening as appropriate for required correction | ||||||||
Element: Speed up flow through appropriate shortening of bearing | ||||||||
Element: Slow down flow through appropriate choking of bearing | ||||||||
Element: Supervise or run trial extrusions to test corrections |
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Element: Determine choke angles and length of shortening as appropriate for required corrections | ||||||||
Element: Undercut mandrel to widen chambers | ||||||||
Element: Increase depth of chamber back into bridge | ||||||||
Element: Undertake basic maintenance of dies |
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Element: Prepare die for re-nitriding | ||||||||
Element: Repair fine bearing damage | ||||||||
Element: Maintain bearing angle and flatness during polishing and repairs | ||||||||
Element: Monitor fittings and devices for lifting die and die support components and arrange replacement or repair as necessary | ||||||||
Element: Adjust die support system and components |
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Element: Check for and replace any coined bolsters | ||||||||
Element: Check die slide alignment is within tolerance and re-align if necessary | ||||||||
Element: Report persistent die support related faults after adjustment and recommend redesign or stiffening as appropriate |
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Element: Recommend any simple die design changes that increase productivity and recovery |