BIW & Body Closures
BIW & Body Closers System Development
Project History:
Di-Vinci provided engineering support for the development of passenger vehicle body closure systems, supporting a Tier-1 automotive supplier in meeting OEM program requirements. The project involved detailed design and integration of multiple body closure components while ensuring compliance with OEM standards, manufacturability requirements, and aggressive development timelines.
Our engineering team delivered optimized and cost-effective design solutions while maintaining structural performance, fit & finish, and production feasibility.
Customer:Global Tier-1 Automotive Supplier
Vehicle Segment:Passenger Vehicle Platform
BIW & Body Closures Engineering
End to End Engineering Solutions for BIW and body closures with a focus on quality, fitment
Robust Design
Manufacturing Feasibility
Precision Fitment
Quality Assurance
Hood
Door
Tailgate
Fender
Trunk LID
Concept Production Support
DFMEA & Design Validation
Tolerance Stack-up & Gap Flush Analysis
Advanced CAE & Simulation
Tooling Feasibility & Process Support
Inputs Required
– Class A Surface
– EBOM
– Gap & Flush Reports
– Design Guidelines and Other Standards if any
– Environment Data
– Part Targeted Weight
Tools Used
– CATIA V5
– Siemens NX
– OEM PLM systems
Engineering Challenges
– Meeting structural strength requirements for closures
– Maintaining gap and flush quality for vehicle aesthetics
– Integration with latch, hinge, and sealing systems
– Ensuring manufacturability for sheet metal stamping processes
Solutions Provided
– Optimized reinforcement design to improve structural performance
– Improved mounting interfaces for hinge and latch components
– Design improvements to simplify stamping and assembly processes
– Rapid engineering support to meet OEM development milestones.
Scope of Work
– Style feasibility study with given style and split lines
– Functional and packaging study including carry-over parts
– Master section development
– Concept CAD data developments – DFA / DFM
– Digital mockup analysis for clash and interference analysis
– Quick tooling and assembly feasibility study
– Virtual validation using CAE.
– Incorporation of feedback from CAE and tooling
– Adopt style and design changes after proto feedback, final 3D CAD model.
– Drawing release, releasing of manufacturing drawings with GD&T and weld drawings
– Tool implementation support
