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2. Tolerancing issues
As a general rule, at least three working groups are involved in the development of a product:
A design office (BE) which, based on functional specifications, draws up an overall plan, various instructions and ends its involvement by creating definition drawings which will constitute contractual documents for subsequent partners (NF E 04-501).
A manufacturing department (BM methods office and production) that will produce the parts and, if necessary, assemble the mechanism.
An inspection department to ensure that manufactured parts comply with the design office's definition drawings.
Other partners are involved and need the definition drawing as a reference document: purchasing department, quality department, assembly ...
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Tolerancing issues
The need for a common language for mechanics
Bibliography
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Standardization
In order to delve deeper into this subject, it seems essential to refer to current standards. They evolve rapidly, and new ones are regularly adopted. To keep abreast of developments, we recommend consulting the Afnor website, where a list of international, European and French standards is kept up to date.
- Geometric Product Specification (GPS) – Master plan. - CR ISO/TR 14638 - (oct. 1996)
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Websites
•Afnor website : http://www.afnor.fr
•ISO website : http://www.iso.ch
•Geometric tolerancing – F. SCHNEIDER IUFM de Lorraine, Université de Metz – [email protected]
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