Joining and Assembly

What is soldering?

Soldering uses a lower melting point alloy as its filler material to join 2 other materials together

What is brazing?

The process to join 2 different metals together by melting the 3rd metal over

What is welding?

Welding differs from soldering and brazing as the metals to be jointed are heated to melt

Riveting

Using snap and set

Mortise and tenon joints

Dovetail joint

Finger joint

Butt joint

Mitre joint

Lap joint

Housing joint

Knock down fittings

How are the sizes of buts and bolts being described?

BY their length and diameter: M5 × 45 (meaning 5mm diameter, length of 45mm) The M = Metric

Hex

Nylon insert lock

Acrylic cement

Joining plastics

Contact adhesive

Joining fabric, plastic + wood base

Epoxy resin

Joining metals and plastics, waterproofed

PVA

For timber products, not water resistant

Synthetic resin

Water resistant, joining timber when PVA is not suitable

What does planned obsolescence means?

The practice of designing products that will have a limit life cycle and that will become obsolete and require to be replaced e.g. toothbrush, iPhone (bad for environment as it creates more waste)

Panel pin - Used to secure conjunction with an adhesive

Oval wire nail - doesn’t split the timber

Wood screw - smooth shank below the head with sharp end

Machine screw - threads up to the head, flat end, designed to be used with nuts and holes

Butterfly hinge

Spring hinge

T (Tee) hinge - for gates, heavy doors

Cabinet hinge - hidden when the door is closed e.g. cupboard

Flush hinge - weaker, no chiseling

Piano hinge

Butt hinge - hidden, the most common one

Lock (mortise chest)

Latch (decorative swing)