Song Wang

Life Calendar

Wed, 13 May 2026 00:00:00 +0000

Birthday

Years

Enter your birthday to draw the calendar.

Inspired by Life Is Short by Adrian Sieber.

Implicit-to-Mesh Conversion

Sat, 25 Apr 2026 00:00:00 +0000

Implicit-to-mesh conversion is a core step for bringing implicit modeling results into practical engineering workflows. The goal is to generate clean triangular meshes from field-based geometry while preserving surface detail, sharp transitions, and stable topology for later manufacturing, simulation, or geometry-processing operations.

Implicit-to-mesh conversion

This project demonstrates a node-based workflow for converting implicit structures into triangular mesh data. The example combines field construction, BRep/FRep conversion, sampling, and triangulation to produce a detailed mesh result from an implicit model.

Algorithm Focus

The workflow focuses on practical robustness rather than only visual reconstruction quality. Important concerns include sampling resolution control, feature preservation, mesh density management, topology stability, and producing data that remains useful for later mesh processing.

Engineering Workflow

The screenshot shows a production-style visual pipeline where implicit operators and mesh conversion steps are composed as reusable nodes. This makes it easier to experiment with different conversion strategies and expose complex geometry algorithms through controllable engineering tools.

Demo Video

Watch the demo on Bilibili: 3 Voxeldance Design 隐式建模之隐式转成三角网格

Removable Partial Denture (RPD) Framework Lattice Prop Generation

Sun, 26 Jan 2025 00:00:00 +0000

Lattice props help stabilize Removable Partial Denture (RPD) frameworks during build preparation and printing. Engineers can generate lattice reinforcement on the framework surface with a few clicks, improving distortion control while keeping the props easy to remove during post-processing.

Removable Partial Denture (RPD) Framework Orientation Optimization

Sun, 26 Jan 2025 00:00:00 +0000

Removable Partial Denture (RPD) framework nesting can be time-consuming when engineers must flip and orient many frames manually. This workflow analyzes framework geometry, classifies frame types, and helps engineers assign suitable orientations more quickly.

By combining shape analysis with visual classification, the workflow can reduce placement work from hours to minutes and make the preparation process more repeatable.

Advanced SLS 3D Model Nesting

Sat, 25 Jan 2025 00:00:00 +0000

Nesting is a critical build-preparation step for Powder Bed Fusion technologies such as Selective Laser Sintering (SLS). A good nesting workflow increases throughput by placing many parts into a single build while reducing wasted volume, print time, and operational risk.

This project focuses on practical nesting methods for production environments where engineers handle large batches of parts every day. The workflow combines fast placement, controllable build objectives, and visual feedback for print-quality checks.

Fast Nesting

For high-volume users, quick and repeatable results are essential. GPU acceleration helps generate accurate nesting results with a single click and can distribute parts across multiple platforms when the batch is too large for one build.

Build-Height Reduction

Reducing the maximum build height can shorten SLS build time and lower production cost. The algorithm can prioritize a lower Z height while still preserving spacing and collision constraints.

Reduce build height

Slice-Area Balancing

Slice distribution is important for thermal stability in SLS printing. A more even layer-by-layer scan area helps reduce heat concentration and improves print reliability.

Slice distribution

Combined Optimization

In production, nesting quality is not just about packing density. The workflow can consider build height, slice distribution, part spacing, and printing risk together to produce more reliable layouts.

Height and slice distribution

Part Classification and Sinter Boxes

Sub-nesting and classification help prevent small parts from getting lost, protect fragile parts, and group parts by customer or order. After classification, engineers can create labeled sinter boxes to simplify post-processing and delivery.

Sinter boxes

The PDF version is available for download: 3d_nest.pdf

Song Wang

Mon, 01 Jan 0001 00:00:00 +0000