Geometry-Driven Cooling-Channel Design for Molding

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Shuzhi Xu, Kentaro Yaji

## 1. Research Background

Conformal cooling channels can improve thermal management in molding, but conventional topology-optimization results are difficult to transfer directly into editable CAD geometry. This work uses explicit B-spline channel primitives so that geometry, analysis, and reconstruction share the same design variables.

## 2. Geometry-Driven Design Framework
Geometry-driven B-spline cooling-channel optimization framework

B-spline centerlines and sectional profiles provide a differentiable, geometry-controlled representation of the cooling channels.

## 3. CAD Reconstruction
CAD reconstruction of optimized cooling channels

Optimized design variables are reconstructed as editable lofted channel features inside the molding component.

## 4. Representative Results
Optimized molding cooling channels under manufacturability constraints

Representative cooling-channel configurations obtained with geometric and manufacturability constraints.