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Dimensions, tolerances and assemblies - Coggle Diagram
Dimensions, tolerances and assemblies
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Tolerances
If tolerance is not given, rejection rate will be very high and unrealistic. Furthermore, different manufacturing methods have different degree of tolerance. It also ensures good quality control for parts from different companies. Lasty
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Assemblies
Interference fit, difficult to move (or remove) the two interfacing parts. Usually, a lot of force is needed to remove the two parts.
Clearance fit, allowance for two parts to move
Rigid joint fixes two components to one another. Revolute joint has a single rotational degree of freedom.