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Module 04 – Tolerance Management, GD&T & Technical Validation

Toleranzmanagement, GD&T & Technische Absicherung – Projektbeispiel 1
Toleranzmanagement, GD&T & Technische Absicherung – Projektbeispiel 2

ANKORATEC supports OEMs and Tier-1 suppliers in systematic tolerance management and the technical validation of mechanical assemblies.
Our focus is on functional reliability, robustness in series production and controllable manufacturing processes – from the concept phase to SOP.

This applies in particular to safety- and standard-relevant e-mobility components such as charging inlets, connector systems and couplers.

Tolerance management

  • Setting up functional dimensional and positional chains
  • Definition of function-critical tolerances
  • Analysis of limit cases & worst-case scenarios
  • Assessment of manufacturing variation
  • Derivation of tolerance-robust design concepts
  • Functional dimensional and positional tolerances for e-mobility connector and interface systems

GD&T (Geometrical Product Specification)

  • Standard-compliant application of GD&T according to ISO GPS
  • Position, form, profile and run-out tolerances
  • Function-oriented datum structures
  • Alignment between design, manufacturing & inspection
  • Drawing and model validation
  • GD&T validation of charging inlets and connector systems according to ISO GPS

Technical validation & robustness

  • Functional analyses of mechanical systems
  • Robustness assessment of assemblies
  • Support in design reviews & maturity assessments
  • Linking design, tolerances and simulation
  • Preparation for FMEA, test and release processes

Our approach

  • Function before dimension – tolerances follow function
  • Robustness in series production instead of laboratory optimum
  • Early validation instead of late error correction
  • Clear, comprehensible tolerance concepts
  • OEM- and Tier-1-compliant methodology
  • Consideration of international standards and series requirements in the e-mobility environment

Typical project results

  • Function and tolerance concepts
  • GD&T-compliant drawings & 3D models
  • Documented dimensional chains
  • Reduced failure and rework risks
  • Stable series production launches
  • E-mobility components (charging inlets, connectors, couplers)

Added value for the customer

  • Fewer complaints & less rework
  • Reduced manufacturing and inspection costs
  • Stable product quality across volumes
  • Clearly defined interfaces
  • Greater decision confidence in the project

Typical applications

  • Headlamp & rear lamp assemblies
  • Control elements & HMI mechanisms
  • Fit & latching concepts
  • Plastic injection-moulded parts
  • Mechanical functional modules

Interfaces to other modules

  • Module 2 – Mechanical Design & Detail Engineering
  • Module 5 – Thermal Management & Simulation (CFD)
  • Module 10 – FMEA & Maturity Validation

Automotive tolerance management · GD&T ISO GPS · Technical validation · Dimensional chains · Robustness in series production · Automotive engineering · E-mobility tolerance management · GD&T charging inlet · Standard-compliant connector systems

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