Fusion 360 Add-ons

Pegas DXF Rebuilder — Parametric Sketch Geometry Repair for Fusion 360

DXF
Pegas DXF Rebuilder — Fusion 360 add-in converting DXF splines to arcs and closing gaps
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The Problem: Uneditable Splines and Segmented Circles in Imported DXF Files

Importing DXF templates into Fusion 360 often results in uneditable geometry. Instead of clean circles and arcs, curves are imported as thousands of tiny, disconnected polyline segments or locked splines. You cannot link these features to parameters, and your CNC controller generates jerky toolpaths (causing g-code bloat) instead of smooth arc moves (G02/G03).

The Agitation: Wasted Hours Redrawing Sketch Profiles

To make imported DXF parts editable, designers have to manually redraw over the curves, placing new sketch circles and arcs over the imported segments. If a panel has 50 drill holes and 10 rounded cutouts, this redrawing process takes 30 to 45 minutes of tedious manual labor for every single model.

The Solution: Instant Geometry Reconstruction and Gap Healing

Pegas DXF Rebuilder is a specialized dxf sketch cleanup tool that automates sketch repairs. The add-in scans your sketch, bridges micro-gaps within a user-defined tolerance, and converts imported dxf splines to arcs and circles. This heals dead sketch lines into fully editable, parametric curves that link directly to Fusion 360 user parameters in seconds.

Powerful Geometry Repair Features

🧹 Spline to Arc & Circle Reconstruction

  • Feature: Replaces polylines and splines with true mathematical arcs.
  • Advantage: Rebuilds curve profiles using center-point and radius math.
  • Benefit: Enables smooth CNC cutting speeds (G02/G03 code) and eliminates controller buffer choke.

🧹 Tolerance-Based Gap Healing

  • Feature: Automatically connects open endpoints within a customizable margin (e.g., 0.05 mm).
  • Advantage: Closes tiny gaps that prevent boundary profiles from extruding.
  • Benefit: Saves time spent hunting down micro-openings in large sketches.

🧹 Parametric Parameter Linking

  • Feature: Converts rebuilt diameters into linked user parameters.
  • Advantage: Allows you to change the diameter of 50 rebuilt holes simultaneously by editing a single variable.
  • Benefit: Turns rigid imported files into flexible, parametric assemblies.

Case Study: Rebuilding 142 Holes in 3 Seconds

  • Before: A woodworking shop spent 20 minutes redrawing segmented circles on a custom pegboard DXF template so they could link the peg holes to a parameterized rod diameter.
  • After: By using the dxf spline to arc conversion tips solver in Pegas DXF Rebuilder, they processed the entire sketch in 3 seconds, converting 142 polylines into editable parametric circles.
  • Bridge: Smart curve reconstruction turns dead imports into clean, parametric sketch geometries.