Geometric Dimensioning and Tolerancing for Automotive Industry - basic level

Programme and exercises   

·        Overview of standards.

·        Layers and the role of 2D drawing.

·        Types of tolerances and their classification.

·        Symbols for geometric tolerances.

·        Process quality versus shape deviations.

·        Why not the 3D model itself - some mistakes from life.

·        Principles of deciding on the conformity/non-conformity of products.

·        Default dimension interpretation.

·        Principle of independence.

·        Coating principle.

·        Modifiers of geometric tolerances (M, L, F, P, A, UZ, CZ).

·        Maximum material principle.

·        The 13th  Minimum material principle.

·    Components of geometric tolerances.

·        Geometric tolerance framework.

·     helmet.  Basing - designations and applications.  

·     Principles of basing selection and some mistakes from life.

·        General tolerances according to ISO standards.

·        Description of the functionality of products using geometric tolerances.

·        “Best Fit" basing in the evaluation of product functionality.

·        ISO - AMSE differences.

·        Deviations in shape, direction, position and run-out - exercises.      

·    Selection of tools and measurement strategies for geometric tolerance records.

·        Virtual limit of maximum material.

·        A mini-introduction to functional tests design.

·        Conclusion.

 Exercises:

·        The principle of coating and the principle of independence - judging the conformity/non-conformity of products and the selection of measurement tools and methods for selected examples. 

·        "Profile" - visualisation of the tolerance field and deviation analysis and reporting methods. 

·        The principle of maximum material - analysis of selected examples.

·        Run-out - specifying the type of deviation. 

·        Geometric deviations - visualization of the size of geometric deviations of products. 

·        Geometric deviations - determining the type of geometric deviations of products. 

·        Components of geometrical tolerances - analysis of components using position deviation and radial run-out deviation as examples. 

·        Basing - analysis of the impact of the basing order for a sample product from the automotive industry. 

·        Basing - analysis of basing errors for a selected example from the automotive industry. 

·        Selection of measuring instruments and strategies using an automotive product drawing as an example (group exercise). 

·        Creating a technical drawing for a simple auxiliary device, assigning bases and selecting the type and size of geometric tolerances (group exercise). 

·        Calculation of a simple functional check to control a selected geometrical tolerance (group exercise). 

·        Analysis of sample structures and technical drawings from the automotive industry.