Podcast
Questions and Answers
Why is it beneficial to create a prototype?
Why is it beneficial to create a prototype?
What safety precaution is crucial when using hand tools?
What safety precaution is crucial when using hand tools?
What is a characteristic of the 2-part Epoxy glue?
What is a characteristic of the 2-part Epoxy glue?
What is essential when using Contact Adhesive?
What is essential when using Contact Adhesive?
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What is the thickness of a Medium card?
What is the thickness of a Medium card?
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What is the main purpose of a prototype?
What is the main purpose of a prototype?
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What is the primary function of a coping saw?
What is the primary function of a coping saw?
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What is the main advantage of using Computer Aided Design (CAD) software?
What is the main advantage of using Computer Aided Design (CAD) software?
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What is the primary difference between hardwood and softwood?
What is the primary difference between hardwood and softwood?
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What is the primary function of a marking gauge?
What is the primary function of a marking gauge?
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Study Notes
Design Technology
- Aesthetic: The appearance of a product, considering how it looks and its visual appeal.
User and Environmental Factors
- Customer: Who the product is intended for, considering their needs and preferences.
- Environmental: The impact of the product on the environment, considering sustainability and eco-friendness.
- Safety: The risk of injury or harm when using the product, ensuring it is safe for users.
- Cost: The price of the product, considering production costs and customer affordability.
- Size: The dimensions of the product, ensuring it fits its intended purpose.
CAD and CAM
- CAD (Computer Aided Design): Software used for design and prototyping.
- Advantages: Quicker production, digital sharing, collaborative work, easier mistake correction, and copy/paste functionality.
- Disadvantages: Cost of software, training costs, computer hacking, and power loss.
- CAM (Computer Aided Manufacture): Hardware used for manufacturing.
- Advantages: Quicker production, identical products, and 24/7 operation.
- Disadvantages: Cost of machines, setup costs, training costs, machine breakdown, and downtime.
Classification of Woods
- Natural woods:
- Hardwood/Deciduous: Examples include broadleaf trees.
- Softwood/Evergreen: Examples include evergreen trees.
- Man-made/Manufactured Wood:
- Examples: Plywoods, Fibre Boards, Particle Boards, MDF, plywood, blockboard, chipboard, laminboard, and battenboard.
Tools and their Function
- Coping saw: Cuts intricate shapes.
- File: Flattens wooden surfaces and removes dowels and small pieces.
- Tenon saw: Makes deep accurate cuts and fast straight cuts without binding.
- Glasspaper: Smooths surfaces and wears relatively quickly.
- Marking gauge: Easily marks out lines for cutting.
Fixtures and Fittings
- Nut and bolt:
- Rivet:
- Screw:
- Nail:
Fonts
- Arial
- Cinzel
- Comic Sans MS
- Lobster
- Caveat
Prototyping
- A prototype is a first version of a product to test ideas until it resembles the final product.
- Advantages: Allows for visualization and changes before production.
- Disadvantages: Can be costly and may not meet customer expectations.
Safety Rules in the Workshop
- Wear goggles
- Wear an apron
- Follow teacher's guidance
- Use hand tools carefully
- Keep hands away from machines
- No running
- Tied back hair
Adhesive Types
- PVA: A non-toxic, water-based wood glue.
- Hot Glue Gun: Bonds woods, plastic, paper, and cards.
- Super Glue: Forms strong bonds quickly.
- 2-part Epoxy glue: Bonds a wide range of substances like metal, glass, and wood.
- Tensol cement: Gives off dangerous fumes, must be used outside with caution.
- Contact Adhesive: Must be used outside, with materials prepared 20 minutes before gluing.
- Glue stick: Used on paper or soft materials.
Card Classification
- Thin card: 2-sheet, 200 micron, 150-160gsm
- Flexible card: 3-sheet, 230 micron, 170-180gsm
- Medium card: 280-300 microns, 210-240gsm or 350-380 microns, 270-290gsm
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Description
This quiz covers the factors to consider when designing a product, including aesthetics, customer, environmental impact, safety, cost, size, function, and material. It also touches on the basics of Computer Aided Design (CAD) and its advantages.