1. Knowledge Based Engineering
NX Application Development Capability Summary
Dec 2015

2. KBE Capabilities - Summary
Blend of software, automotive and aerospace engineers working on projects
Successfully executing multiple customization projects via onsite/offshore/onshore model
ISO 9001 Certified Delivery model
In-house product development of CAD tools like i Check IT, i Compare IT
Proven CAD application development delivery model
In-house development of Next Generation Knowledge Based Engineering Framework – KNEXT
320+ CAD Applications developed
250,000+ hours of experience in CAD Programming
Development of CAD Neutral Application
Ability to develop complex solver based algorithms to analyze and enhance design
Strong engineering domain knowledge
Development support available from Dassault Systemes and Siemens

3. NX Automation Capabilities
Interactive Techniques:
Product Template Studio
Product Template Studio consists of two new NX licenses:
1) Product Template Studio Author 2) Product Template Studio Consumer
User Define Features ( UDF )
Uses native NX Commands ,Functionalities, Knowledgebase etc.
No Special license is required
Knowledge Fusion for Designer
Need Knowledge Fusion author license
Programming Techniques :
Knowledge Fusion for Programmers
NX Journaling
Easy to build and maintain
No license is required
NXOpen
Need NXOpen Tool Kit /author license
GRIP

4. More Knowledge Transfer Required
Application Testing
Macro Development
Scripting
User interface design and development
Kernel development
Multi-CAD Multi-Domain Integration
Engineering Process Consulting
Application extension
Database Architecture
Application migration
Knowledge Expert Template
Database development
Systems Integration
Knowledge Advisor
Application optimization
Advanced methodologies
Design Expert Systems
Engineering Optimizer
Intellectual Property Protection Consulting
Complex Application Development
Business Knowledge Templates
Product Knowledge Templates
Rule based systems
Application Development
Application Maintenance
Methodology Testing
Test Scripts
OJT
Methods Developments
Design Support
Engineering tool Scan/Benchmarking
Customization
Integration Testing
Application Architecture upgrade 1 2 4 3 5 6 7 8 9
Task Complexity
More Knowledge Transfer Required
Onsite offshore interactions
More Collaboration Required

5. KBE Application Development Approach
Gather Information on product and process
Identify Solution elements
Due diligence of existing application architecture
Test and Document the Methodologies
Encode Applications and Test
Model and Test
Prepare the Training Materials
Discover
Define
Develop
Deploy
Improve / validate
Feedback / iterate
Detail / refine
Could also be an iterative process
Retrieve information
Outline the Migration Methodologies
Specify and refine requirements and solutions
Install and Verify
Deliver Trainings
Provide On Site Support
Project management

6. KBE Application Development Approach
Due Diligence
Understand existing applications
Understand existing processes
Understand existing tracking system
Risks and mitigation
Define coding standards
Requirements Gathering
Receive and review requirements
Create overview of the work
Provide estimates
Planning
Define functional requirements
Define technical specification
Define test plan (unit and integration testing)
Define acceptance criteria and Checklist
Software System Design
Develop class diagram
System architecture
List out system dependencies
System integration plan
Traceability and compliance matrix
Application Development
Develop Application framework based on design
Implement coding standards
Source code maintained in SCM
Error and Exception handling
Unit Testing
Test against unit test plan
Generate Test report
Generate performance report
Cross verify with traceability matrix to ensure all requirements are verified
Integration and Regression Testing
Integrate old and new framework
Performance testing
Execute Automated test case
Record new test cases
Review against check list
Verification and Validation
Identify sample users for pilot release
Deploy on pilot machines and perform user test
Address any user issues
Review and update check list
Release
Code versioned in SCM
Prepare release notes
Prepare software documentation
Prepare training document
Prepare user document

7. NX Application Development Areas
Modeling Geometry Handling PMI(Dimensioning, Annotations, tolerance etc.) Layer management Expressions Views Solid body handling User Exit/Entry
Drafting View management Inserting Charts Adding new Tabular notes and changing at runtime PMI Dimensioning
UI Styler Bottom / Top Dialog Callback mechanism
Construct Dialog at run time
Styling dialog
Using Windows Form with NXOpen and UFunc APIs
Parametric Modeling Using UDF Instantiating, editing UDF run time
Formula
Batch Programming External application Batch programs for overnight automations tasks
MultiCAD integration Communicating between other CAD systems
Standalone Application C++, .NET application communicating to any CAD system like CATIA, NX, etc.

8. NX Application Development Samples
Added new Workbench in NX
User need to select type and some basic parameters
Program calculates other things and instantiate gear at specified location
Gear Generation Programs
Single interface for all types of dialogs
User need to give some basic minimum requirement for gear
Program will calculate all information required for gear and output them in dialog or report them in HTML or text file
User can print the calculated report directly
Gear Calculation Program
As per SAE J1100 , Motor vehicle dimensions are prepared
All SAE codes implemented
Tool developed to publish geometry and prepare dimension list in model
Master tool provided to add change and modify dimension definitions
Program will calculate all dimensions , show dimensions in 3D and drafting and prepare charts as per requirements, in single click
Program generates intermediate geometries required for dimensions and creates dimension as per Dimension code in SAE J1100
Car Dimensioning

9. NX Application Development Samples
Customer have their own standards for their parts
They need specific geometries and supporting things of parts on specific layers
As they had parts migrated from some other CAD system they need them in their format
Prepared utility which converts all parts in this format in batch and prepares logs and reports
Layer Management
Program was ready in NX5.
Needed to migrate it to NX7.5 as per customer requirement.
Worked on migration of code, UDFs etc.
Some UI Styler changes also required for the same
Gear Program Migration from NX5 to NX7.5
This was assisting program Car Dimensioning Program
Involved generic dimensioning like Horizontal, Vertical, Angular dimensioning
Calculates dimensions between point-point, line point, curve-curve, two curves distance passing through point, angle between lines, three point, point and line
Generic Dimensioning Program

10. NX Application Development Samples
The system that serves the port connection by which all external applications connect to a session of NX
Allow the user to manually restart the service
After successful connectivity program can communicate to NX and fetch object properties and help CAD independent application to process NX objects
Saves cost of NX author licenses while developing core NX program
NX Remoting
Sheet metal and drafting application
Application migrated to work on NX
Application allows add sheet metal operations on sheet with less user interactions
Ability to output results in DXF format which can be used as input to optimization software to make optimum use of sheet in production
Application interacts with Team Centre and processes NX part
Migration Ideas program to NX
This program runs in batch mode
It processes all parts from input directory and assign or modifies properties such as RefSet properties
As it is batch file, it can be run overnight and generate log with detailed status.
Batch program to set NX part properties

11. NX Open VB. NET Application Development Samples
Suspension Geometry Analysis
Key Features
Independent of CAD System
Kinematic analysis of the suspension system
Supports NX and CATIA for data
Imports and exports the calculated value to CATIA and NX
Performs jounce, rebound, ride, roll and steering analysis on the predefined suspension systems
Calculation time is very small (approx. 2 to 5 sec)
Robust architecture which allows new suspension and CAD systems.
Four Link Solid Front Suspension
Suspension Geometry Data for MacPherson Front Suspension

12. NX Open VB. NET Application Development Samples
Automated Crank shaft Generation
Key Features
Possibility to create crankshafts for Inline and V configurations
Shared pin configurations are taken care
Facility to add end forms to crankshaft
Auto validation of geometry violations
Structured programming for future extensions
The application will automatically turn into edit mode during consecutive launches.
V-Engine
V-Engine with Shared Pins

13. NX Open VB. NET Application Development Samples
Powertrain Move Analysis
Key Features
Independent of CAD system
Performs data exchange with CATIA and NX
Performs motion analysis on a mount system for powertrain
Creates a 3D objects independent of any CAD system using OPENCascade
Analyses a given powertrain data for all the possible 24 different moves
Provides output data which can is used to identify the powertrain’s envelope.
Powertrain Move data for a single mount
East – West 3 Mount system

14. NX Open VB. NET Application Development Samples
Automated Cam shaft Generation
Key Features
Automated Camshaft creation with Lobes.
Inbuilt interference validation between lobes
Independent profile for each lobe is possible
Possibility to add end forms to camshaft
Auto detection of edit mode during consecutive launch.
3 Cylinder, 2 Profile camshaft

15. NX Open VB. NET Application Development Samples
PIA(Pedestrian Impact Analysis)
Key Features
Purpose of this application is to bolster the pedestrian safety aspect in a vehicle design
PIA ensures the vehicle designs are as per the various regulation set by EU, Japan and other developed nations
The application calculates the Headform and Legform zone points based on the user input
CAE points and impact zones with outputs for Headform test, Legform test and impact locations are given as outputs in xml and text file format
Pedestrian Testing protocol standards of Euro NCAP, JMLIT, ACEA and Phase2 are taken into account
PIA output

16. NX Open VB. NET Application Development Samples
Beam Section Analysis Application
Key Features
Creates all possible welds(2T or 3T) based on the sections selected.
Section selection and creation of section through existing guide curves.
Welds creation for straight edges of sections only. Automatic and manual creation of all possible welds in the structure.
Analysis of rotational stiffness and stress due to welds created in the structure.
The application will evaluate complex welded structures for inertial and crippling properties without needed detailed FE analysis. This is used for B pillar section analysis for strength and integrity of the structure.
B Pillar Section Analysis

17. NX Open VB. NET Application Development Samples
Automated TQ Stator Blade Generation
Key Features
Possibility to create blades of Stator, Impeller and Turbine.
Input point coordinate and housing coordinate is provided for blade creation.
Facility to add curved structure for blade using offset degrees input by user.
For stator, circular pattern of blades can be created.
Structured programming for future extensions.
The application will turn into edit mode during consecutive launches to provide offsetting the curve ends for blade.
Impeller studio Blade
Stator Model

18. Future Scope – Integrated Model Simulation in NX
NX Open VB. NET Application Development Samples
Indigenous Solver for Structure and Mechanisms
Key Features
Structures can be solved for the new positions and internal forces using Direct Stiffness method.
Solves mechanisms for the new positions of the nodes for a given displacement Quasi statically
Specifically developed as plugin for BSM and SGW application.
Future Scope – Integrated Model Simulation in NX
Interface
Input and Output file

19. Product - i COMPARE IT for Siemens NX 7.5 and NX 8.0
The Client
Tata Technologies – This is Tata Technologies in house developed tool. Leveraged by well-known aerospace manufacturers such as
Boeing, Lockheed-Martin and GKN.
The Challenge
Comparison of final
manufactured parts to original CAD models to ensure that all parts are manufactured to the OEM’s design specifications and manufacturing
tolerances.
To check whether holes and surfaces of the final product exactly match the original CAD design.
The Solution
Tool for manufacturers seeking to:
• Organize the product tree.
• Import CMM points into CATIA V5 and NX.
• Color points based on in-tolerance/ out-tolerance.
• Record minimum and maximum deviations.
• Compare actual CMM points to design surface.
• Compare actual CMM CL point to hole centers.
• Create validation reports in Microsoft Excel or HTML.
Key Benefits
Seamless integration with CATIAV5 and NX.
• Rapid comparison of final manufactured parts to original CAD models.
• Easy-to-read validation reports in
Microsoft Excel or HTLM formats.
• i COMPARE IT™ meets OEM
reporting specifications.
Supports CATIA V5 R18,19,20 &21.
Support for Siemens PLM NX 7.5 and 8.

20. Customer Challenges – Solution - 1
Do you have/want to….
Engineering and Design
Multi-repeated routing tasks
Resource constraint
Require quick and accurate solution
Reduce cost
Manage core intellectual property
Dynamic product change
Design Automation
Problem
Solution

21. Customer Challenges – Solution - 2
Do you have/want to….
Research and Development
Capture knowledge
Reuse knowledge and results
Accelerated training for new resources
Create standard operating instructions
Complex algorithms
Design at conceptual level
Database driven CAx application
Today
Tomorrow

22. Customer Challenges – Solution - 3
Product Development IT
Interoperability between CAD and other applications
CAD/PLM application and Data migration
3D visualization of CAD Data
Batch applications that performs overnight operations
Do you have/want to….
PD IT application development
As is
To Be

23. Customer Challenges – Solution - 4
Do you have/want to….
Standardization
Ensure supplier data adheres to design standards
Validate designers are using standard procedures in design process
Capture and reuse common design practice
Provide document template for all engineers to use as startup part
Check design on the fly
Knowledge Templates
Adherence
Effectiveness

24. Customer Challenges – Solution - 5
Testing
Validation of design data
Adhere to Domain specific check
Validate migrated CAD Data
Generate automatic validation report and dashboard
Evaluate quality of delivered parts
Do you have/want to….
Custom check tools
Manual
Automatic