paper 1 revision Flashcards
light coloured softwood?
pine
advantages of varnish
- protects the wood
- increases durability
- enchances the natural colour
why do we use pilot holes?
- ensures that the wood wont crack while drilling
- reduces the amount of speed and force needed to drill the hole
- makes sure the wood doesn’t get caught in the machine
countersinking advantages
if using screws, ensures the screw will sit flush against the rest of the product
why use adhesive over screws?
- allows for a strong bond
- no corrosion
key stages of morphological analysis
- identify the primary function of the product
- look at as many secondary functions as possible and list them in a table
- select at random a row of the table you have created
- sketch out your new idea
idea generation techniques
- brainstorming
- take pencil for a walk
info that can be gained from a user trip (for a chair)
- how comfortable the material is
- is the height comfortable when sat at a desk
- are the arm rests long/wide enough
- does the back rest support ur back
research techniques
- self test
benefits of exploded isometric view
- shows detail that may be hidden if parts were joined
- shows how the parts fit together
benefits of sketching
- anyone with a pencil and paper can sketch
- saves time in the design process
- good for brainstorming ideas
2 benefits of selling a product under a brand name
- reputable source that people trust
- helps to build recognition to urself
market pull definition
when a product is produced in response to customer needs
ergonomic factors when designing a cooker
- the cooker should be at a good height while standing so that the user doesn’t have to bend down
- make sure the cooker isn’t too loud
- make sure the cooker doesn’t get too overheat and blow up
- make sure the knobs in the cooker are a suitible size for the 95th percentile male hand size
how can products be designed to minimise environmental impact?
- use recyclable materials
- make it easy to dismantle
acrylic plastic advantages
- it comes in many different colours
- high strength
- lightweight
how to stop plastic from cracking when drilling
drill piliot holes
how to form curve on acrylic plastic
- heat the plastic up on a plastic strip heater
- once softened use a former to bend the acrylic over
- wait for it to cool
centre lathe safety checks
- wait until lathe has come to a complete stop before making adjustments
- ensure that all parts of the lathe are screwed in securely
how to tap and die
- centre punch the top face and drill through to the desired depth
- get tap wrench and place it on top of the hole, turn it clockwise
- add lube and turn the tap wrench 180° forward and 90° turn back, repeat
- apply pressure upward and turn the tap wrench until it comes out
silver non ferrous metal
alluminium
magnetic metal
wrought iron
dip coating process
- metal heated up in the oven
- dipped into plastic
- removed and left to cool
info gathered from block model
helps designer determine the shape of the product
u can see how the product actually looks in real life
determine the surface details of the product
see the dimensions of the product
