3DCS Variation Analyst for NX is a fully integrated tolerance analysis solution within Siemens NX CAD software. It enables engineers to simulate product assembly and part tolerance 3D stack-ups using Monte Carlo and High-Low-Mean (Sensitivity) Analysis. The software provides statistical and mathematical outputs, including Cpk, Ppk, percent out of specification, and GeoFactor metrics, helping users make informed decisions about product quality and design.

Features

• Embedded GD&T (PMI) Integration: Quickly import NX PMI data to build variation models, validate tolerances, and optimize designs.
• Perceived Quality Visualization: Use tools like VRED or NX Ray Traced Studio to visualize worst-case scenarios and assess product appearance under tolerance extremes.
• Root Cause Analysis: Identify sources of variation and apply iterative design changes to improve manufacturability and assembly.
• Reporting Tools: Generate customizable reports in HTML, PDF, PowerPoint, or Excel formats for collaboration, presentation, and documentation.
• Digital Twin Simulation: Simulate fixtures, tooling, and multi-stage assemblies to analyze manufacturing processes and their impact on variation.
• GeoFactor Analysis: Understand the geometric relationships between components and their influence on dimensional quality.

Benefits

• Accelerated Analysis: Start simulations faster with embedded PMI and reduce re-authoring of data.
• Cost Reduction: Optimize tolerances to reduce manufacturing costs and improve supplier satisfaction.
• Improved Product Quality: Visualize and test design changes to enhance both build and perceived quality.
• Efficient Collaboration: Share insights and results easily with stakeholders using automated reporting tools.
• Design Optimization: Use simulation results to refine designs for maximum quality and minimum cost.
• Process Insight: Identify whether variation stems from part tolerances or assembly processes, enabling targeted improvements.