06. Dimensioning
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Transcript of 06. Dimensioning
1. WORKING DRAWINGS
2. SURFACE CHARACTERISTICS
3. DIMENSIONAL TOLERANCES
4. FITS
5. GEOMETRIC TOLERANCES
6. DIMENSIONING
7. THREADED FASTENING
8. SHAFT AND PIPE JOINERS
9. BEARINGS
10. GEARS 1: DEFINITION
11. GEARS 2: BEVEL AND HELICAL
12. BELTS AND CHAINS
13. WELDED JOINTS AND RIVETS
14. INDUSTRIAL DESIGN METHODOLOGY
15. SIMULATION
6. DIMENSIONING
DIMENSIONING
Industrial Drawing CC 2015 Ramón Rubio
RULES
These are the parts of a dimensioned line
DIMENSIONING
Industrial Drawing CC 2015 Ramón Rubio
RULES
DIMENSIONING
Industrial Drawing CC 2015 Ramón Rubio
RULES
Dimension text ALWAYS indicates the REAL measurement
Scale 1:2
Scale 1:1
DIMENSIONING
Industrial Drawing CC 2015 Ramón Rubio
RULES
Every dimension should be placed in the most suitable view
DIMENSIONING
Industrial Drawing CC 2015 Ramón Rubio
RULES
Place dimensions out of the views
DIMENSIONING
Industrial Drawing CC 2015 Ramón Rubio
RULES
No lines should cut the dimension line
DIMENSIONING
Industrial Drawing CC 2015 Ramón Rubio
RULES
Chamfers and fillets…use extended lines
DIMENSIONING
Industrial Drawing CC 2015 Ramón Rubio
RULES
Never a break in breaks
DIMENSIONING
Industrial Drawing CC 2015 Ramón Rubio
RULES
Arcs: If you know the centre of the arc, the dimension line has to begin in that centre.
DIMENSIONING
Industrial Drawing CC 2015 Ramón Rubio
RULES
Dimension text orientation
Left side
Centred
DIMENSIONING
Industrial Drawing CC 2015 Ramón Rubio
RULES
No dimensions with hidden lines…use cuts and sections
DIMENSIONING
Industrial Drawing CC 2015 Ramón Rubio
RULES
Be careful with sections in profile views Diameter symbol in circles
DIMENSIONING
Industrial Drawing CC 2015 Ramón Rubio
RULES
Take into account manufacturing processes
This line should not be dimensioned
DIMENSIONING
Industrial Drawing CC 2015 Ramón Rubio
RULES
Holes Dimension the centre
DIMENSIONING
Industrial Drawing CC 2015 Ramón Rubio
RULES
It’s not necessary to repeat dimensions of repeated features
DIMENSIONING
Industrial Drawing CC 2015 Ramón Rubio
RULES
Dimensions should be aligned
DIMENSIONING
Industrial Drawing CC 2015 Ramón Rubio
RULES
Hole simplified dimensions
1. WORKING DRAWINGS
2. SURFACE CHARACTERISTICS
3. DIMENSIONAL TOLERANCES
4. FITS
5. GEOMETRIC TOLERANCES
6. DIMENSIONING
7. THREADED FASTENING
8. SHAFT AND PIPE JOINERS
9. BEARINGS
10. GEARS 1: DEFINITION
11. GEARS 2: BEVEL AND HELICAL
12. BELTS AND CHAINS
13. WELDED JOINTS AND RIVETS
14. INDUSTRIAL DESIGN METHODOLOGY
15. SIMULATION
6. DIMENSIONING