Sample Schemes of Work and Lesson Plans
Engineering
OCR Level 3 Principal Learning in Engineering H811
Unit F557: Applications of computer aided designing
This Support Material booklet is designed to accompany the OCR Engineering Diploma specification for teaching from September 2008.
Contents
Contents 2
OCR Level 3 Principal Learning in Engineering H811 Unit F557: Applications of computer aided designing 3
OCR Level 3 Principal Learning in Engineering H811 Unit F557: Applications of computer aided designing 6
OCR Level 3 Principal Learning in Engineering H811 Unit F557: Applications of computer aided designing 8
OCR Level 3 Principal Learning in Engineering H811 Unit F557: Applications of computer aided designing 9
OCR Level 3 Principal Learning in Engineering H811 Unit F557: Applications of computer aided designing 10
OCR Level 3 Principal Learning in Engineering H811 Unit F557: Applications of computer aided designing
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Suggested teaching time
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6 Hours
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Topic
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CAD/CAM - How and where it is used in design and manufacturing
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Topic outline
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Suggested teaching and homework activities
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Suggested resources
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Points to note
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Overview: This unit is assessed internally via a controlled assignment in which the learners must produce a range of design ideas in 3D plus a short report to cover the other assessment criteria. The assignment requires the learners to produce a range of 3D CAD models of design ideas plus short report including digital evidence and screen shots.
This unit will enable learners to acquire skills; knowledge and understanding of the role of computer aided design in engineering. The learners will gain knowledge of how computers and software packages are used for modelling and to provide data for a variety of engineering purposes, including design, testing and planning for manufacture.
Practical work using CAD can reflect learner’s own interests and the design process may contribute to other units such as F558 Selection and application of engineering materials.
There are opportunities for Learners to both develop and demonstrate their PLT’s.
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Learners will be able to:
Plan and carry out research to identify a range of applications of CAD/CAM within design and manufacturing systems. Undertake a formative evaluation of the research
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initial activity on preparing for the industrial visit
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recap on any L2 qualifications that may have introduced this subject to the learners
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groups to produce checklist/work sheet for visit
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completed worksheets displayed for others after visit
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Industrial visit to see products being made and the role that computers and CAD played in the process
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Work sheets for the visit, Digital camera/video
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This topic should take a number of lessons to complete
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It is assumed that learners have acquired some experience of design software at KS4
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This topic enables learners to both acquire the required knowledge and understanding and the skills required for the controlled assessment task.
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Plan and carry out research to identify applications of concurrent engineering within design and manufacturing systems. Undertake a formative evaluation of the research
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Presenter led discussion on what is the definition of a concurrent system with examples
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group activity: identify and describe all the stages in a concurrent system. What are the benefits and list possible problems that it could encounter
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Examples of products that have benefited from this system e.g. mobile phones, aerospace (Boeing and Airbus) etc
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Materials and reference sources
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This topic should take a number of lessons to complete
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This topic enables learners to both acquire the required knowledge and understanding and the skills required for the controlled assessment task.
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OCR Level 3 Principal Learning in Engineering H811 Unit F557: Applications of computer aided designing
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Suggested teaching time
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25 hours
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Topic
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Produce and modify 2D and 3D drawings
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Topic outline
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Suggested teaching and homework activities
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Suggested resources
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Points to note
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Learners will be able to:
Confidently and consistently design and model using 2D and 3D software
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Presenter to assess the learners level of previous CAD experience, via a test or worksheets, and develop a suitable delivery approach
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various approaches could be taken depending on the learners previous KS 4 experience e.g. workbooks, components to draw, unfinished drawings to complete
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Examples of engineered components for learners to ‘reverse engineer’ and produce accurate drawings
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Example Worksheets and drawings to modify
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Appropriate CAD software and hardware
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Library of standard component drawings
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This topic will take a number of lessons to complete
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It is assumed that learners have acquired some experience of design software at KS4 and this topic will built on that
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Produce drawings to specified British and International standards
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Continue the approach adopted in previous topic and also start working on 3D drawings
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Presenter led discussion on comparing standard drawings with non standard examples
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Groups to discuss and analyse existing or peer examples of drawings with suggestions for improvements
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Learners to produce 2D/3D accurate drawings after feedback and modification
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Examples of engineered components for learners to reverse engineer and produce accurate drawings
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Example Worksheets and drawings to modify
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Appropriate CAD software and hardware
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Examples of drawings with errors
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This topic will take a number of lessons to complete
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This topic enables learners to both acquire the required knowledge and understanding and the skills required for the controlled assessment task.
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OCR Level 3 Principal Learning in Engineering H811 Unit F557: Applications of computer aided designing
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Suggested teaching time
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4 hours
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Topic
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Develop design presentations
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Topic outline
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Suggested teaching and homework activities
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Suggested resources
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Points to note
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Learners will be able to:
Produce, modify and store presentation drawings
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Presenter led activity on what makes a good design presentation
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Learners to experiment and use various methods to render and enhance their drawings
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Learners to practise presentation skills by showing their designs to peers
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Back ground info on what makes a good presentation of a drawn product
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Examples of previously produced presentations
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This topic with take a number of lessons to complete
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This topic enables learners to both acquire the required knowledge and understanding and the skills required for the controlled assessment task.
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OCR Level 3 Principal Learning in Engineering H811 Unit F557: Applications of computer aided designing
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Suggested teaching time
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5 hours
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Topic
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Hhow to test and prove designs
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Topic outline
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Suggested teaching and homework activities
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Suggested resources
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Points to note
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Learners will:
Select appropriate materials and processes when designing for manufacture. Test and simulate design ideas. Make and apply any necessary modifications
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Learners will ideally use the drawings previous created and run test to prove them
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Learners to also use software to simulate their drawn component operating within an assembly
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Learners to also produce a prototype from their drawing
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Back ground info, examples and demonstrations of virtual testing and simulations e.g. finite element analysis, load bearing evaluation, thermal transfer and components in motion
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Relevant ICT hardware and software, examples can be found in the unit text
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Resources to produce a prototype
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This topic with take a number of lessons to complete
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This topic has strong links with F558 Application of engineering materials
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This topic enables learners to both acquire the required knowledge and understanding and the skills required for the controlled assessment task.
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OCR Level 3 Principal Learning in Engineering H811 Unit F557: Applications of computer aided designing
Reverse Engineering
OCR recognises that the teaching of this qualification above will vary greatly from school to school and from teacher to teacher. With that in mind this lesson plan is offered, as a possible approach but will be subject to modifications by the individual teacher.
Lesson length is assumed to be one hour.
Learning Objectives for the Lesson
Objective 1
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Learners can explain the concept of ‘Reverse engineering’
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Objective 2
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Learners can produce a drawing from an artefact
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Objective 3
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Learners can access drawings of standard components and know how to use them
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Recap of Previous Experience and Prior Knowledge
Learners have been introduced to the use of computers in designing and:
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Can product engineered drawings with CAD
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Has produced an engineered product from a CAD drawing
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Ideally had an industrial visit to see a product made
Content
Time
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Content
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5 minutes
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Presenter led introduction of what ‘reverse engineering’ is and how it is achieved
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5 minutes
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Group discussions on where and why this technique is important
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5 minutes
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Video of existing components being scanned and drawings being generated
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25 minutes
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Learners to start to measure and draw a suitable artefact (standard component)
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10 minutes
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Presenter to supply a range of standard component drawings for the learners to compare with their created drawings
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Consolidation
Time
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Content
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10 minutes
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Group discussion on the merits of standard components in the production of design drawings
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Homework
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Learners to research and collect electronic versions of standard component drawings
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© OCR 2009
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