1

ISO 10303ISO 10303--xx STEPxx STEPSTandardSTandard for the Exchange of Product model datafor the Exchange of Product model data

HervéHervé PanettoPanettoCRANCRAN

Herve.Panetto@cran.uhpHerve.Panetto@cran.uhp--nancy.frnancy.fr

SommaireSommaire

1.1. ArchitectureArchitecture2.2. Un protocole d’application : AP214Un protocole d’application : AP2143.3. Conclusions : STEP et l’entreprise Conclusions : STEP et l’entreprise

étendueétendue

2

STSTandardandard for for thetheEExchange ofxchange of PProductroduct data data

modelmodelSérie de standards supportant l’ensemble Série de standards supportant l’ensemble des fonctions en relation avec les produitsdes fonctions en relation avec les produits

EchangeEchange, mémorisation, archivage, accès, mémorisation, archivage, accèsUtilisé principalement pour l’échange de données Utilisé principalement pour l’échange de données concernant les produitsconcernant les produits

Le cœur de STEP est un ensemble de Le cœur de STEP est un ensemble de modèles standardisés par domaine modèles standardisés par domaine d’applicationd’applicationApplication Application protocolsprotocols ((AP’sAP’s))

ISO 10303ISO 10303STEPSTEP

STEP au Sein des STEP au Sein des EchangesEchanges de de Données Données

Temps

Volume %

IGES 3D

STEP AP203/214

DXF + IGES 2D

« STEP Works »Le 2D fait de la résistanceIGES est un mourant qui se porte bien

3

STEPSTEP = = STSTandardandard for the for the EExchange of xchange of PProduct model dataroduct model data

Description methods

11 The EXPRESS language reference manual

21 Clear text encoding of the exchange structure

22 Standard data access interface specification (SDAI)

28 XML representation of Express schemas and data

Implementation methods

Conformance testing

Generic resources

Application resources

Application protocols

AICs

31 General concepts32 Requirements on testing

laboratories and clients... ...

41 Fundamental of product description and support

42 Geometric and topological representation

43 Representation structures44 Product structure configuration45 Materials46 Visual presentation47 Shape tolerances49 Process structure and

properties

101 Draughting... ...

201 Explicit draughting202 Associative draughting203 Configuration controlled

design210 Electronic assembly,

interconnection and packaging design

212 Electrotechnical design and installation

214 Core data for automotive mechanical design processes

221 Functional data for process plants

232 Technical data packaging core information and exchange

236 Furniture catalog and interior design

239 Product Life cycle support

501 Edge based wireframe rep.... ...

Core Data for AutomotiveMechanical Design Processes

Protocole d’Protocole d’ApplicationApplication 214214

Géométrie• Données Solides• Données Surfaciques• Données Filaires• Données Mesurées

Données Technologiques• Données de Matériaux• Form Features• Données de Tolérancement• Conditions de Surface

Fabrication• Gammes de Fabrication• Moyens de Fabrication

Spécification/Configuration• Gestion de la Diversité• Données de Structure Produit

Analyse• Simulation Cinématique

Présentation• Dessin Technique• Données de Visualisation

4

STEP AP214STEP AP214Core data for automotive mechanical design Core data for automotive mechanical design

processesprocesses

NC programming

Documentation

Manufacturing

Tools and development of method plan

Production planning

Design

Part lists, Bill-of-material

Quality check

Kinematics and robotic simulationProduct d

ata

Design of parts and assemblies

AP214 au Sein de STEP AP214 au Sein de STEP

AP203

AP214

ColorsLayers

ValidationProperties

PDM

AéronautiqueUS / PDES Inc. Approche par extension

Noyau + Extensions

AP203

AP214

AutomobileEurope / ProStepApproche par discipline

« Ce qu’il faut »

Extensions

Extensions

GeometryTopology

5

AP214 IS version content: AP214 IS version content: overviewoverview

form_feature

FF1/2/3kinematics

K1tolerance

T1/2surface_condition

C1

classificationS6

process_planS8specification_

controlS7

work_management

S5

item_definition_structure

S3

effectivityS4

external_references

E1PR1item_property

drawing/presentation

P1/2/3/D1

explicit_draughting

D1/P2

associative_annotation

D2

version

product_management_data

S1

item (part)

definition

item (tool)S1S1

S1

S1

surfaceG3/83D_

wireframe

G2/MD12D_geometry

G1

S2element_structure

CSGG7

B-repG4/5

AP214 Units of Functionality AP214 Units of Functionality (UoFs)(UoFs)

S : Product Structure (8 UoFs)- product management data (S1) - work management (S5) - element structure (S2) - classification (S6) - item definition structure (S3) - specification control (S7) - effectivity (S4) - process plan (S8) G: Geometry (8 UoFs)- wireframe model 2D (G1) - b rep model (G5) - wireframe model 3D (G2) - compound model (G6) - connected surface model (G3) - csg model (G7) - faceted b rep model (G4) - geometrically bounded surface model (G8) MD: Measured Data (1 UoF)- measured data (MD1)PR: Property (1 UoF)- item property (PR1)

6

AP214 Units of Functionality AP214 Units of Functionality (UoFs)(UoFs)

P: Presentation (3 UoFs)- geometric presentation (P1) - shaded presentation (P3) - annotated presentation (P2)D: Draughting (2 UoFs)- explicit draughting (D1) - associative draughting (D2)K: Kinematics (1 UoF)- kinematics (K1)FF: Form Features (3 UoFs) - user defined feature (FF1) - generative featured shape (FF3) - included feature (FF2)C: Surface Condition (1 UoF) - surface condition (C1)T: Tolerances (2 UoFs) - dimension tolerances (T1) - geometric tolerances (T2)

E: External Reference (1 UoF) - external reference mechanism (E1)

AP214 Product structure and AP214 Product structure and configuration (UoFs)configuration (UoFs)

product management data (S1), product management data (S1), e.g. identification of product and product version,e.g. identification of product and product version,item definition structure (S3), item definition structure (S3), e.g. assembly structure,e.g. assembly structure,effectivity (S4), effectivity (S4), e.g. start and end date for effective part usage,e.g. start and end date for effective part usage,work management (S5), work management (S5), e.g. change management with work orders,e.g. change management with work orders,classification (S6), classification (S6), e.g. part classification like in the PLIB standard,e.g. part classification like in the PLIB standard,specification control (S7), specification control (S7), e.g. managing product variations through conditions,e.g. managing product variations through conditions,process plan (S8),process plan (S8),item property (PR1), item property (PR1), e.g. mass, material, and other product properties,e.g. mass, material, and other product properties,external reference mechanism (E1), external reference mechanism (E1), e.g. for document management.e.g. for document management.

7

AP214 IS version content: AP214 IS version content: overviewoverview

form_feature

FF1/2/3kinematics

K1tolerance

T1/2surface_condition

C1

classificationS6

process_planS8specification_

controlS7

work_management

S5

item_definition_structure

S3

effectivityS4

external_references

E1PR1item_property

drawing/presentation

P1/2/3/D1

explicit_draughting

D1/P2

associative_annotation

D2

version

product_management_data

S1

item (part)

definition

item (tool)S1S1

S1

S1

surfaceG3/83D_

wireframe

G2/MD12D_geometry

G1

S2element_structure

CSGG7

B-repG4/5

specification_control

S7

AP214 Product structure and AP214 Product structure and configurationconfiguration

Why is this area so important?Why is this area so important?main information structures for product developmentmain information structures for product developmentno other standard is available in this areano other standard is available in this areawith increasing role of main suppliers (tier1) with increasing role of main suppliers (tier1) Bills of Material (BoMs) have to be exchangedBills of Material (BoMs) have to be exchangedGoal: the complete documentation of the product Goal: the complete documentation of the product to be delivered in digital form, i.e. mainly the BoM to be delivered in digital form, i.e. mainly the BoM structuresstructuresdata typically cross systems boundaries with data typically cross systems boundaries with no or little data integrationno or little data integration, e.g. assembly definitions in CAD , e.g. assembly definitions in CAD and EDM systems for Digital Mockup applications (DMU)and EDM systems for Digital Mockup applications (DMU)the STEP data model may serve as the STEP data model may serve as -- an integration factor for today‘s systemsan integration factor for today‘s systems-- a guideline for future systemsa guideline for future systems

8

AP214 UoF S7: overview and main AP214 UoF S7: overview and main ARM ARM conceptsconcepts

S1

item

design_disc_item_definition

item_version

. . .S3

item_instance

manufacturablepart or toolw/o variation(explicit)

S7

product_function

functional design / requirements

product_component

product or componentincluding allvariants

S7 S7

alternative_solution

one variant(explicit rep.)

S7

product_class

collection of products with same or similarcharacteristics

S7

specification_expression

specification_category

specification

product characteristicsand their dependencies

S7 control of part / variant usage (validity)

configuration

S7

product structure(ABS) complex_

product(ABS) product_

constituent

product_structure_

relationship

complex_product_

relationship

assembly_component_relationshipS[1:?]

S7

part or tool (implicit)product_

identification

product_specification

S7

physical_instance

physically realizedproduct or component(with serial #)

AP214 UoF S7: main conceptsAP214 UoF S7: main conceptsproduct classes product classes are used to identify a set of similar products to be are used to identify a set of similar products to be offered to the market,offered to the market,specifications specifications are used to describe characteristics of the products,are used to describe characteristics of the products,specification categories specification categories are used to group similar characteristics of the products,are used to group similar characteristics of the products,specification expressions specification expressions are used to control the usage of a part within a product are used to control the usage of a part within a product and to represent conditions for product classes,and to represent conditions for product classes,product functions product functions are used to describe the functional requirements for are used to describe the functional requirements for products and components of products,products and components of products,product components product components are used to describe the common decomposition are used to describe the common decomposition structure of all products of a product class,structure of all products of a product class,

9

AP214 UoF S7: main conceptsAP214 UoF S7: main conceptsalternative solutions alternative solutions are used to describe the variants of a product component,are used to describe the variants of a product component,item instances item instances are used to identify elements of an alternative solution, i.e. tare used to identify elements of an alternative solution, i.e. the he elements of a particular variant for a product component,elements of a particular variant for a product component,design discipline item definitionsdesign discipline item definitionsare used to identify and describe parts or assemblies explicitlyare used to identify and describe parts or assemblies explicitlywith their definitions, e.g. the geometric shape, for item with their definitions, e.g. the geometric shape, for item instancesinstancesproduct specificationsproduct specificationsare used to identify parts or assemblies as well as complete are used to identify parts or assemblies as well as complete products implicitly by the product class and the chosen products implicitly by the product class and the chosen specificationsspecificationsphysical instances physical instances are used to identify specific physically realized products or are used to identify specific physically realized products or components, e.g. a chassis with a serial number.components, e.g. a chassis with a serial number.requires STEP resource Part 44 extensionsrequires STEP resource Part 44 extensions

Conclusions :Conclusions :STEP et l’entreprise étendueSTEP et l’entreprise étendue

Interopérabilité «Interopérabilité « HorizontaleHorizontale »»•• InterInter--servicesservices intraintra--entrepriseentreprise•• InterInter--entreprisesentreprises en réseauxen réseaux

•• Géométrie (2D, 3D)Géométrie (2D, 3D)•• PDM (Gestion technique)PDM (Gestion technique)•• DocumentationDocumentation