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Dimensions, Tolerances and assemblies - Coggle Diagram
Dimensions, Tolerances and assemblies
9 Types of Dimensions
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Chain Dimensioning
Be used only when function of the object would not be affected by the accumulation of the tolerances
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Dimensioning of Radius
Radial dimensions show at the center of the radius located on the drawing and shows how to dimension radii which do not need their centers locating
Dimensioning of circle, hole and arc
A circle is dimensioned by it diameter,
an arc is dimensioned by its radius
Holes are located by their centrelines
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Assembly Modeling
How does it works ?
Constructing an assembly normally begins with bringing in a base component, selected because of its central role. Each component brought in needs to be oriented and located relative to other components in the assembly. Assembly joints are used between elements of components.